SCIENTIFIC ABSTRACT KAZANSKIY, V.YE. - KAZANSKIY, YU.N.

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SCIENTIFIC ABSTRACT
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FAZAJISKIY,, V.YO,, inzh. (Moskva) Measurement of electrical resistance with three devices. Elektrichestvo no,1:81-82 Ja t62* (MIRA 14-12) Electric measuremonta) ectric resistance-1.1casurement) M rN KAZANSKIY,- VladimJLr Yovgenlyevich,' SAVOSTIYANOVj, A.I., nauchWy ".. -.--7ed.,- BARANOVA, N.N., tekhn. red. [Automation and remote control in electric power 6ySteM.91 Avtomatizatsiia i telemokhanizataiia energeticheskikh sistem. Moskva, Proftekhizdat, 1962. 182 p. (MIRA 15:10) (Automatic control) (Remote control) (Electric power distribution) LUANSKIY,, V.Ye.p dotsent SPedial features of measuring nonwymetry current in the differential protection system of electric power transformers. Blek. eta. 34 no.3;94 Mr 163. (MIM 16:3) (Electric protection) (Electric transformers) _KAZAHSKIY,V_IAdimI~YAvgWi!# ~Viqh~SAVOSTIYANOV, A.I., nauchn. red.; CHISLOV, M.M., red.; BARANOVA, N.N.p tekhn. red. (Automatic and remote control in power systems] Avtomati- zatsiia i telemekhanizatsAa energatichaskikh slatem. Mo- skva, Proftakhizdat, 1962. 182 p. (MIRA 16:7) (Automatio control) (Remote control) (Electria power distribution) KRZANSKIY, V. Ye. "Some Problems in Automation and Remote Control of Power Systems." Dissertation for the degree of Doctor of Technical Sciences defended at the Moscow Power Engineering Institute, January 1.963. Moscow, Elektrichestvo, No. 9, SePt) pp 94-95- -(i)/,E.OVP(c)/F',VP(V)/T/E P(t)/ 4 (0, v& EWT(d)/ENT(m)/Ed~ N E I- /E ~h~) I ACCESSIrN NR: AP5026358 JU UlVO105/64/ooo 00 /bog 5 A7MOR?41Tsvetkov, V. A. 1 Birzniyek, L. V,; Vysochanskiyt V. S.; ShakhnaZa"Iyang Y~ Kazanakiy, V. Ye.j Kapuntsov, Yu. D.1 Salekh, M. A. Kh.; Frumkinj A. L.; Bakkhov fq: B. A. TIMs. Dissertations in dompetition for the academic degree of doctor of technical; aciencea ,ISOU*RCE: Elektrichestyo, no. 91 1964, 94-95 MPIC TAGS: electric engineering, electric power engineering, electric equipment, electric distribution equipment, electric rotating equipment, automatic control, iautomatic control system !'AbBtidctf' -The folloviing defended dissertations at the Mospow Po-er "Ing Institutes V. A. TSVETHOV, 14 December 1962, on th a then* "Autopara- Lragnetio Phenomena and Surges In Tbree-Phase 01rcults which Contain )Ferro- :Magnotio Eouipment,Of his offloial opponents -- Dootor of-Toohnioal Soionoer,, 'Professor V, A, TAFT and Candidate of Technical Saienoeo, Looturer L. F. DROXHOVSKAYA; Le Ve BIRZ111YEK. 4 January 1963, on the them "Blootro- 1 r`aM1OtIO PrOOi_B_5i_i_ii Daltistage.VoltaV Regulation 01rouits in Elootrio i~_, L j., Card 3,A L 3108-66 :iACCM31ON NR: Ap5o26358 ~,Rolllng Btook with Semiconductor Rectifiers," his offlolal oppononte ,!Dootor of Technical Sciences B. N. TIKRIENEV and Candidate of Technical i ~Solenoer, Looturer L. 1.. TRAYH71WI V .19 VYSOCW�KI.Y, 10 January 1963 on the theme "Methods for Controllingliho Strip Tension at the Reol of a old RolllN_~Ills," his official opponents -- Doctors of Technical .Sciences Wo P, KW4ITBKIY and No No DRUZHIVIV& Yus go SHAIggWARYAN, 18 ir6i~- - --sIZ7- 1 January 1963, on the theme ~'AiiProxlmate 14otho" Xiialy of iFon-Station- ary Asynchronous Conditions in Electrical Systems," his official opponents Doctor of Technical Sciences, Professor Lo Go WIRONYANTS mid Candidate of Technical Sciences, Lecturer No 1. SOX ~~tOV; V. Yo. RAZANSOY, 10 January, 4on the theme "Some Problems in Automation d Remote Controllof Power Sys- ~~tems,ll his official opponents -- Doctor of Tochnioal Scioncej, Professor I. A. SYROWATHIKOV and Candidate of Technical Sciences V. K. SPIRID01NOT; Yu. D. KAPUNTSOV, 18 January 1963, on the theme "An Asynchronous Electric 1Drive w4th Ron-Symetrio. Connection of the Saturation Chokes in the Stator .1!Cirouit,11 his official opponents -- Doctor of Technical Sciences V. Ye. !BOGOLYUBOV and Candidate of Technical Sciences, Lecturer Do No LIPATOV; 'Mo Ao Kh. SJUMM, 22 February 1963, on the theme "Theoretical Study of the Operatlon of kinature Two-PhaGe Asynchronous Machines when the Supply 'Voltage Is not Binusoidal," his official opponents -- Doctor of Teennioal'; i !'Sciences, Professor A& L BERTIN07 and Candidate of Tsohn1oa1.SoI6Mes,. Card 2/4 R, '0 L 3108-66 ACCESSION NRt AP5026358 Lecturer P. Yu. KAASIXI A. L.-FRUMMIT, 0 Itarob 1901, on the thomo ,A Thooratioal and Experizental Study of the Formoabillty of Anisotropla Thin Magnetic Films," his official opponents -- Doctor of Mysioal and 11.atbamatical Sciences, Professor 11. V. TELESNIV and Candidato of Toolinical Voienoes, Lecturer P., Pe LWYATSEV; L. A. BAMr0VT 19 April 1963, on the theme "Synthesis of S teqL9 Automatio-Con ;I . and r . I _yt_ jg_ --.I---- ~f Startinr Stopping of Elootrio Drives," his official opponontr, -- Doctor of Toobnioal 75olonoes, Professor A. Be SAITPLE1 and Candidate of Technical Solepoes, ILeoturer Tue Ye. V1711SOVe At the 1,1osoqv!_114_gher Teohiiloal Aoa('1'omy IMM Bauman -- G. A. IRRONOV. 10 Deoernber 1962, on the theme "A Metbod for _120_r_T,~_;ntaf-piograming of Lleotronlo Digital ComImtora," his official ;opponents -- Doctor of Pbyoloal and Hathomatical SolonceB, Proforsor La At FUSTEMIX and Candidate of Technical Sciences, V. Ys, PETROV. At the All-Union Bleotroteabnical Institute Im. Lenin -- V. Ae VOLIKITAU, 11 1)008mo-'~ bor -1962, on the theme "Conductivity of Carborundutn," hl~ official opponents ~- Doctor of Technical Sciences, Professor V. V. BURGSDORF and Candidate f Teohmloal Sciences, D. V. SHISM.'"o At the AoadcuW-of muniolpal 'Zoono ime Pamfilov -- V. A. KOZLOV, 14 januar-y'-Y9_63, on the therm "Pro- blems In the Use of Closed Systems for Maniolpal Blootrical VetworkBt" bis official opponents - Professor Ps. G, URUDINSKIY and Candidate-0. Tooh#A Mosl Goisnesso Leeturer F4, F* YOR01move Ur4 3A, L 3108-66 JACCESSION NRI AP5026358 At the All-yanion jolentif to Tiosearcii Inc-tituto of Elootromocbeniqc L, Ya, STAMBLAVSKIT't theme "On Work in the Field'i at, Tutu- .:U Tomai6i 1~6t# on 6t 111 gh Pow 'generatore and H~,,drogcnoratora,,� his,officidl opponents -- Dootor of Toob-- nloal bolenoeof Profoosor 1# It., POSTITIHOV, Dootor of Toobn1oul Solerooo I* Do URUBOV and Oandiclate of Teohnical Saienaso-Yus -Us "1;VX, I YD. _Vec~~ch Institutb of Railroad Transportationt__V'.'D.' 'TULUFOVt Z1 Decewber,) !1962, on the theme "Development and InYeatigatl6fi -of-A'Systom for Auto- Imatio Control of Rheostat, Braking of Rootifier Elootrio Looomotiyoo," hie ;orflciai opponents -- Dootor of Toohnioal'Solonoes Do No TIMUMTEY and CcmdldQte of TeohniotA Soienoee B.- 0. WIENETSKIY1 V. D. MCHTSET, 21 Pooombor 19620. on..tbo tbemo_11?r6tootion of,Treotion Hotora from 5hort 01r-'. oult Currents D4rlrq DralcIng,-It hIla offlol .-al opponIonto -- Dootor of Technical Solcitoes, Profesuor Vo Yo. ROMWELOD and Cand1date of Tooh nical Sciences L. 11, TRAVJITW,. As Ve xganv, 11 January 19,63, on tho lthom,o "Study of.Volt", Control Systema for Power Transformora in AG Blootrio ;Looomotivos vith Hootifi4rat" his ioffjoinl-oppolionto -- Dootor of Tooliploal Faiences, L. P. ISAYLT, and Engineer Do Yao BYSTRITSKIYo~ ASSOCIATION& none SUB SUBMITTEDS, 60 txcLl 00 00DEC EE, NO' REF SOV 1 .000 OW USSR/Nuclear Physics Penetration of Charged and Neutral Particles Through Matter.? C-6 Abst Journal: Referat Zhur - Fizika, No 12, 1956, 34lo8 Author: Tsyp!x, S. G., Kukhtevich, V. I., Kazanakiy, Yu. A. Institution: None Title: Penetration of Gamms. Rays Through Water, Iron, Lead, and a Combination of Iron and Lead Original Periodical: Atom. Ebergiya, 1956, No 2, 71-74 Abstract: The attenuation of the dosage of gamma rays in Fe, water, and Pb is meaB- ured for an "infinitett geometry. In the "barrier" geometry, the dosage attenuation of gamma rays was measured for mixtures of iron and lead. The experimental data ob- tained are compared with the results of calculations based on the Fano theory. I or/ ~~i z -6?. 12C -2-7/3~ AUTHOR: Burmistrov, V. R. and Kazanskiy, Yu. A. 'TITL,: Compton 0'pectrometer Using Superposition of i-ulses. (Komptonovskiy Spektrometr So Slozheniyei:i Impullsov.) MaODICAL: Pribory i Tekhnika '-Eksperimenta, 197)?, llo.21, pp. 26 - 29 (USSR). ABS,TRACT: After a short discussion of the viork-in- of the Compton spectrometer usinF5 I.-wo scincillatinr, crystals, the authors proceed to give the description of a method which permits a subotantial increase of the efficiency of tlicl 51)ectro- meter without deterioration in its resolvinle chaiacteristie's. 'Three crystals are used: one central and two side crystals. The increase of the efficiency is obtained by increasin6 the solid an6le of resolutiona by virtue of combining pulses from the central end frow the side crystals. 'The principle of the new method is as follows; when the Compton scatterinG of the incident y-quanturfi hl occurs at the Centre crystal, a pulse V is obtained a? the output of the photomultiplier, tie amplitude of x,.hich is proportional_to ~he enerGy of the emitted electron (V 1= CL(Hi0 hi ). If the scattered y-quantunl IP, .hitting the controlling crystal, is totally absorbed, Card 1/3 the amplitude of pulse V2 at the photomultiplier will be Compton Spectrometer Using ,3uper Proporti Position of pulses. 120-2-7/37 2 'nal to t110 ene-vf~Y Of the scattered V V a= bh" "a" COUld be made equa.1 to 1 nd V2 One obtains V equal to V quantuLn: 3 V % " Combining Pulse proportional 2 ah i0 i.e. a independe - to the incident radiation ener, that the nt Of the angle 0 (angle Of scattering), dispersed quantum is ~-,;y a n d controllin6 Crystal. totally absoi Provided 61on this With a monochro,,k -bed in the radiatf Method would prod ce on ,tic incijellt -responding to the energy 11)y u e to the incomplete abso, sin0le peak cor the controlline crystal ptiOR Plus Some energy spread due Of the scattered quanta in -resolution The Problem of the spectrometer Equation 2 (full width at half heiE;ht) peak is derived 8 is considered next. as `ivinS the res ' n3 function of Olution Of the combined spectrometer the depend I&VI j and n~V 2* -'For a single crYstal tude V Of the Pulse is ence of resOlution AV, j anrl AV2 i rom e qua 1,Aven by equation I On the ampli- 29 equation tiOn 3 and substitu 3- 1~valua` 4 is obtained., where C is tinU into u]-nU equation On the phot omultiPlier a consta.t Card 213 and on the dependin-6 Crystal j . 0 It may be seen from e liG~lt output quatio,B Of tLe 3 and 4 that .-JOY/H9-5-4-10/24 ;.UTHOR.'~: Xazunakly, Yu. A., Belov, b. P., Matusevich, Ye. S. TITLE: Angular--a-nU-EffP-Ygy Distribution of WI-Rays Scattered by Iron and Lead (Uglovyye i energeticheukiye raspredeleniya T-izIucheniyat rasseyannogo v zheleze i svintse) PERIODICAL: Atomn,-,.va ent~rgiya, 1958, Vol 5, Nr 4, pp 457-459 (USSR) ABSTRACTi Measurements were carried out on the angular- and energy dis- tribution of Co 60 and Au 198 It-radiation which had been scatter- ed by lead with 1~0 r - 2,2; 4,1; 06,5, 13,2 and iron with eo r - 2, 4t 6, 6.5, and 9,8 (Po denotes the absorption coefficient of r-radiation and r - thickness of the filter). Measurement took place in semi-infinite gpometry. For measurements the scintillation spectrom,?ter (C2j(Tj)- crystal: dii-imeter 30 mm, height 27 mm) was used. M-asurements were varr4-ed ovt at the following angles G: 10. 20, 50, 40, '50, and 600. Th.~.- engular distributiom obtained arp plotted in graphs; The r,,', 21 results obtained by the present paper and the paDers of ref- T- SOV/89-5-4-10/24 ".nwule.r- and Energy Distribution of T-Rays Scattered by Iron and Lead7 erences 1 - 3 permit the following conclusions to be drawnt The angular distribution of the intensity of the scattered 31-rRys depends only little upon the thickness of the layer of th#~ scattered nedium (up to a thickness of layer of 10 free lengths of path). This determination holds for materials with small as well as with medium or large Z (concrete, iron, lead) within the-r-energy domain of from 0,4 to 1,3 MeV. G. Tsypin and V. I. Kukhtevioh advised the authors in working out this paper,and 3, 1. Chubarov and V. I.Popov as- sisted in carrying out experiments. There are 6 figurea ana. 4 references, 1 of shich is Soviet. April 13, 1958 TITL~: 1 IQ- T~ '-.L. Card 1/2 kI Iv, "~ti)Jht-ovichj 1j,, Iazansiuy, fu. *Ji kolals I iv i1i j, Sh. 3*., Tq'ypin, 'is Us 'file 1~assafe of Scattel,ed -,-.4iays Throuji 'ilater rasseyanno-o y-4-iz1uch-aniya v V ~4 '-neroiya, r 2~ Pp. 138-110 i Q'q 6 2)1N ~'ovxces cf Go %*rays (Au 0 a , d in a large -,-,-at( r are mounto tanR on a mobile support in ruich a w-, that an irripdiate tion of the detector is exclucled) and thato on the other hanrij, lli4f- ferent collimation. anFIes uioy be adjusted. The dependence cf. weakenin(_! of, the y-quanta scattered iri tl,,e water on the di3l.anc,~ between the sotwce and the dutectcr It-, nPasured and ah-o comv:,~~-,J. hc distance frori tile source to Ue cletector am-ounted to 3 - ~ a-1-1 - 12 lengthn of the imean free pith of y - quanta in rater. fti-~ collimation AnA-- Trre varied i6etween 3o ard i7f-,O. Thr~,t-m curvte~; the rcreentual decrease of the close. dependent o, thf-- :-Iistance 1. 1..98 ):u7o to 1ho cm a-790, 52,50, -120 2. GO CwG X=60 to 1)10 cr: c~-F,21, 59c, 470 The Faasace of scatter#--d-y-4i.a~re I'jr--roul-h ~.,.'ater. D 3. !,a 211 xw7o to 14o cm CL-800, 62DO 46 The fic;ures also inciiide the ccmputerl c,.lrve,-,, the funr-tic:1!; j%a(E) ancl beini; taken from. reference 'o .1 cord can be founi 1-et-ween experimental and theoretical r~,.irve3. There are 5 fi~;uros, and 6 rel'urences, 2 of which are 3U')YITiU: Larch 16, 1957. AV z i i LJI ~ 3 ITIE -Library of Concrens. Card 2/2 1. G- rays-Enera-Measurement 2o Gamma rays-3oattering AUTHORS: Kazianskiy, Yu.A. , Belov, S.F. 89 -I-io/18 TITLE: The Spectrum of Scattered r -Radiation After Passage Through a Lead Barrier (Spektr rasseyannogo r-izlucheniya posle prokhozhdeniya avintnovogo barlyeray. PERIODICAL: PbVsice ands The`rmotecbnjqizes Df,, j~eectors, (FiriX% _i teploteWmiika reaktorov), Supplement Vr 1 to Atomnaya enieirgiya, 1958( W~R)., ,, 3, Z ABSTRACT: The spectral and angular distribution of the -radiation of a 0.5 C Co-60-source is dealt with after the -radiation has passed through a lead block of &or = 3.9 (given in free lengths of path). Measuring was carried out with a swivelingly mounted scintillation spectrometer. Spectral distribution %ms measured at 0, 10, 20, 30, 46 and 600,* the respective curves are given. Furthermore, the differential energy spectrum of the scattered - -intensity is given. Within the range of from - 0.5 to 1.2 MeV experimentally and theoretically computed values agree well, where- as from 0-3 to 0.5 MeV they do not. There are 3 figures, I table, and 4 references, I of which is Slavic. AVAILABLE: Library of Congress Card 1/1 1. Gamma rays-Scattering 2. Gamma rays-Spectrum CYPINp-S*G. [Tsypin, S,G.I; KUCHTEVIC.' V.I. [Kukhtevich V I KaANSKIJ, J.J. ( KAPIM, J. ttransialtorl Penetration of gamma rays thrOUgh wator, iron, lead and Ccmbined layers of iron and lead* Jaderna energie 4 no.7.-191-193 j.1 e58, KAZANSK.TY, Yu. A. Cand Phys-Math Soi -- (dias) r an u1stributions of gamma-radiation scattered in a medimn.11 0- s 19599 16 pp 100 copies. T/ Bibliography at end of text (18 title$) (KL, 43-59, 120) 21M SC)V/89-6-6-11/27 AUTHORSt Belov, S. P.*, Dulin, V. A., Kazanskiy, Yu. A., Kukhtevich, V. I., Tsypin, S. G. TITLEj Space and Lnergy Distribution of the Neutrons in Boron Carbide (Prostranstvennoye i energeticheskoye ragpreueleniye neytronov Y karbide bora) PERIODICAL: Atomnaya energiya, 1959, Vol 6, fir 6, pp 663 - 665 (USSH) ABSTRACTs The authors report on investigations of space and enerey dis .tributions of 3 and 15 Mev neutrons in boron carbide. The 3 key neutrons were thejrodact of the reaction 112(112,n)110, the 15 Mev neutrons from (u3,n)He4. The test arrangement (infinite geometry) is brief?v described. Boron carbide'i .1.18+(),05 g/cm31 neutron detectorst 1) proportional counter with BF 3 enriched to 88%, with B10 ;2) fission chamber with natural uranium, U 235 (enriched to 75;;)v and Th232; 3) threshold indicators: P31 (njp)S131, Al2'(n, P)Mg27,Fe5l (n,p)fAn56 , Sb 121 (n,2n)Sb 12o 116m Cu 63 (n,2n )CU62' In 115(n,g) In .Figure 1 shows the space Card 1/3 neutron distribution (3 and 15 Mev) in the pas~iage through Space and Energy Distribution of the Neutrons in Boron sov/ag-6-6-11/27 Carbide boron carbide. Detectors for the 3 Mev neutrons: 1) and 2), for the 15 Mev neutrons, 2) and 3). It was found among others that an increase of the threshold energy of the detector in- creases the inclination of the attenuation curves of the neu- trons. In measuring the 15 Mev neutron attenuation by means of the indicator Cu 63 (n,2n )Cu62 (E thresh' 10.9 Mev) the relaxation path for the distance source - detector R >16 cm doea not change and is close to the transport path \r -18 + 2 cm. A comparison of the data contained in the present paper with those from refer- ence I (Geneva Paper Nr 2147, 1958) is briefly discussed. The following relative capture figures are determined: 63 121 56 27 31 - 115 indicator: Cu Sb Fe k1 P n measurement by counter 6-511 8+2 1 o-73~tO-15 1-o4ZLO-15- by spectro- WA Card 2/3 meter - 1 0.65�0.15 6+2 Space and Energy Distribution of the Neatrons in Boron BOY/89-6-6-11/27 Carbide Figure 2 shows the energy distribution of the neutron flux in boron carbide for different intervals (energy interval 1.5 - 15 Mev, results standardized in the interval 13.5-15 Mev). Moreover, the ratio between a U 235 (E eff) and aB 10 (E eff) of the reaction (n,a) with B 0 in boron carbide was determined. In the case of 3 Mev neutrons 0.97 + 0.03 was obtained at Eeff' 120+10 key. In conclusion, the authors thank I. I. Bon- darenko for advice and discus8ions',N. D. Proskurnina, V. F. Bashmakov, A. N. Nikolayev, and V.' I. Popov for assistance in the experiments as well as A. N. Serbinov and I. A. Vorontsoy for work at the neutron generator. There are 2 figures, I table, and 4 references, 2 of which are Soviet. SUBMITTED: January 6, 1959 Card 3/3 SOV/120-5'-)-4-4/50 AUTHOR: Kazanskiy, Yu. A. L 0 ?AZ i6thh TITLE: Conversion o p_ ude Distributions into Energy Spectra. PERIODICAL: Pribery i tekhnika eksperimenta, 1959, Nr 4, pp 32-36 and 1 table (USSR) ABSTRACT: Sodium iodide and caesium iodide crystals are widely used in the study of discrete and continuous y-ray spectra. One of the difficulties in y-spectroscopy is that the relat- ion between the energy of the y-radiation and the amplitudes of pulses at the output of the photomultiplier is not unique. Thus, the instrument spectrum,, i.e. the pulse height spectrum obtained at the output of the photomultiplier for y-rays with energies less than 1.5 Mev consists of a well-defined photo peak and a Compton distribution due to the Compton scatter- ing in the crystal. In the analysis of complicated or contin- uous y-ray spectra, it is often necessary to convert the in- strument pulse height spectrum to the required energy spec- trum of the incident y-rays. In the most general case, the problem reduces to the solution for N(E) -of the integral equation given by Eq (1), where N(v) is the measured pulse height distribution, N(E is the required energy spectrum of the y-rays and K(E, V~ is the probability that a Card 1/5 y-quantum having an energy E gives rise to a pulse with an jv~ -39V/120-59-4-4/50 Conversion of Amplitude Distributions into Energy Spectra amplitude v . In a number of papers (Refs 1 and 2) Eq (1) was replaced by a system of interdependent linear equations from which N(E) could be found. The function K(E, V) is given in the form of a numerical matrLc which is found ex- perimentally (Ref 2), by approximate numerical calculations (Ref 3), or is obtained from Monte Cai-lo calculations of the function K(E. v) . The experimental determination of the function K(E,, v) in the energy region below 2.5 Mev is superior to the thecretical calculation, particularly when the experim.ent involves good collixation. The present paper is concerned with the experimental investigation of the form of the instrument spectrum and the efficiency of a single crystal (CsIf,Tl)) scintillation y-spectrometer. The form of the instrument spectrum for a mono-energetic y-radiation was investigated, using the apparatus shown diagrammatically in Fig 1. The, caesitni iodide c Vystal. used had a diameter of 30 irun an,'. a length of 27 "u!'. it was placed in contact with an FEU-2c~ photom,ltiplier inside a lead screen. The y-radia- tion was collimated by a ool-1.1-m-ator having a hole 10 imn in Card 2/5 SOV/120-59-4-4/50 Conversion of Amplitude Distributions into Energy Spectra diameter and 270 Dim long. Pulses from tile photomultiplier were fed through a cathode follower into a linear amplifier, followed by a 20-charmel pulse height analyzer. The y-ray sources were held in a lead holder a'u a distance of not less than 30-40 mm, from the face of the collimator. In order to exclude y-rays scattered from the source holder and to re- duce the contribution from y-radiation scattered in the source itself, a 2-layer filter (cadmium and lead) was placed in front of the collimator. The cadmium plate was 1.5 mm thick and absorbed the 80 Kev fluorescence radiation from the lead filter. Fig 3 shows the instrument Compton distributions L(E 01 E) derived from the pulse height distributions mea- sured for the various sources indicated, obtained by subtract- ing the photopeak and the scattered y-radiation leaving the source. Using Fig 3 the instrument Compton distributions for various initial energies E have been calculated at inter- vals of 40 Kev. Table I giVes a numerical matrix for L(E Olt;) obtained in this way. The horizontal rows of the matrix give the instrument Compton distribution for a given B 0 . The matrix is normalized so that each number represents the number Card 3/5 of pulses recorded at the energy E in an interval SOV/120-59-4-4,/=D Conversion of Amplitude Distributions into Energy Spectra AE =:l Kev for 105 pulses in the photopeak. The photopeak efficiency, i.e. the ratio of the number of pulses in the photopeak to the number of I-quanta incident on the crystal, has also been determined both experimentally and by calculat- ion, using formula (2), in which ex is the efficiency, d is the thickness of the crystal container, Ill is the absorption coefficient of the material of the container, f10 is the geometrical solid angle of the c;ollimator 7 r-L ~M is the effective solid angle of the collimator mid h is the thickness of the crystal. The dotted curve in Fig 4 gives ET as a function of ener~T. Using theEe data7 it is possible to convert the instrument spectrum into the true energy spectrum of the incident y-rays, Acknowledgments are made to Card 4/5 z3OV/120-59-4-4/50 Conversion of Amplitude Distributions into Energy Spectra 1. 1. Bondarenko, S. G. Tsypin and V. I. Kukhtevich for valuable discussion, and to S. P. Belov and Ye. S. Matu- sevich for help in the present work. There are 6 figures 2 tables and 11 references, of which 2 are Soviet, 1 is Swissl 1 Swedish and the rest English. SUBMITTED: May 13, 1953. Card 5/5 81743 s/o8g/60/008/05/02/Oo8 B006/B056 AUTHOR: Kazanakil, Yu. A.- TITLE- Angular Energy Distributions of )r-Radiation Scattered in Water and Iron /7 PERIODICAL: Atomnaya energiya, 1960, Vol. 8, No. 5, pp. 432 - 44o TEXT: The present paper deals with measurements of the angular energy distributions N(z?,?L, E) of r-radiation, (CO 6o-source) that was several times scattered in water or iron in semi-infinite geometry. The distri- bution of r-radiation scattered in water was measured by means of a de- vice which is schematically shown in Fig. 1, while.that scattered in iron was measured by means of an apparatus described in Ref. 6. The gamma distribution was in the first case measured at 5/0-0 r-values (0.5, 1.0, 1.8, 3.5, 4~5) at different 0 (0 - angle of rotation of the spectrometer, cf, Fig. 1), and in the second case for different 0 only at,uor = 5-9. For measuring r-radiatiOn scattered in water, sources of Card 113 8174g/o Angular Energy Distributions of r-Radiation 8/089/60/00 5/02/008 Scattered in Water and Iron B006/B056 different intensities (137o, 6oo, 194 mG) were used. The results obtained by these measurements are shown in numerous diagrams. Fig. 3 shows the distribution curves for the source-distancen'"Ir = 0,,5 and 4.5 for va- rious 0. In Fig. 4 angular distributions of the intensities of indivi- dual lines are compared witb the theoretical rt~z.-ilt8 of Ref. 2. In the care of lino5 265 and 365 kev the deviationa are less than 4CF/6, and at 750 kev - 20%. Fig. 5 shows I. = 27sinG dQ J.N(r, 0, E)EdE. The angular distribution curve of intensity takes an exponential course between 5 - 100 and 900 with an accuracy of 7 - 1096, Fig. 6 shows the energy spectrum of the intensity Io = 2'fff sinQN(r, 0, E)EdE. 1 0 was determined by graphical integration of the distribution N(r, 9, E). For comparison, the diagram shows also the curve calculated in Ref. 1. Fig. 7 shows the angular energy distribution of X-radiation scattered in iron. A com- parison between the r-radiation fraction scattered in water and iron and data for concrete (Ref. 4) shows that within the range of low energies (100 400 kev) the fraction of a-radiation scattered by Card 213 81743 Angular Energy Distributions of ~-Radiation sj1o89/6o/oo8/o5/o2/oo8 Scattered in Water and Iron BOo6/BO56 concrete is greater. The energy spectrum of intensity 1 0 for iron, which was also obtained by graphical integration, is shown by Fig. 8, the an- gular distribution of the intensities 1 0 by Fig. 9. All angular energy distributions of scattered e..,adiation have a more or iss distinct maximum near energies that correspond to single scattering through the angle 9. Fig. 10 shows the energy distribution for iron and lead at 0 = 10 and 400. The angular distribution of intensity may be represented analytically (within the limits of measuring accuracy) by the function 10 = ke- 0/00, where 9 0 and 1-: are coefficients; k is determined by equation (5), 00 is given for lead, iron, and water in the Table on p. 439. The authors finally thank I. I~ Bondarenko, V. I. Kukhtevich, and S. G. Tsypin for discussions, as %yell as A. N,, Voloshin and V. I. Popov for their assistance in the experiments. Th~ai~e f6 iigures, 1 table, and 12 references! 4 Soviet, 6 American, and 2 Canadian. SUMITTED: May 26, 1959- Ll~ Card 313 u 84233 S/089/60/009/004/013/020 B006/BO70 AUTHORSs Dulin, V. A., Kazanskiy, Yu. A., Mashkovich, V. P., Panov, Ye. TITLEt Investigation of the Attenuation Functions for Water Exposed to Isotropic and Highly Collimated Sources of_Ejsjj2m Neutrons PERIODICALt Atomnaya energiya, 1960, Vol. 9, No. 4, pp. 315 - 317 TEXTs In this "Letter to the Editor", the authors report on an experi- mental investigation of the sp ace distribution of fission neutrons in water, the source of neutrons being a RP-5 (BR-5) reactor. The neutrons came out of a hole in a concrete shield (diameter 250 mia) and fell on a tank (137-139-217 cm) filled with doubly gistilled water. The neutron beam had a total angular divergence of m5 . The neutrons were detected by proportional boron counters. Measurements could be made at each point of the tank, and the position of the point could be determined with an accuracy of I mm. Fig. 1 shows the geometry. Figs, 2 and 3 show the measured neutron distributions for different values of r (distance from Card 1/3 Investigation of the Attenuation Functions for S10890009100410131020 Water Exposed to Isotropic and Highly B006/BO70 Collimated Sources of Fission Neutrons the source) and different values of h (distance from the beam). Fig. 4 shows the attenuation function of neutrons of an isotropic point source m~l.tiplied by r2 (curve a), and the attenuation function of a highly collimated plane source (b). The maximum error of the curve a occurs for small r (r - 40 cm,,v20%), and the minimum error (-5%) occurs for large r. The error of the curve b is between-5% for r - 40 em andtv20% for r - 140 cm. The two curves diverge from each other by about 20%, but this is within the limits of the error of measurement. Therefore,, for thick- nesses of water shield larger than 40 cm, the two curves may be con- sidered to be coincident. Fig- 5 shows, for comparison, the experimentally obtained (Ref. 2) attenuation functions for neutrons of an isotropic disk source (diameter 71.2 cm). The attenuation functions according to which the curves are drawn readt G (r) . C nf2 N(r,G)singdG; G (r) - C OD point 1 0 plane 2 j N(r,h)h dh; and Card 2/3 84233 Investigation of the Attenuation Functions for 5/089/60/009/004/013/020 Water Exposed to Isotropic and Highly B006/BO70 Collimated Sources of Fission Neutrons F2--21 Ir +a Ddisk(r,a) - 21 1 Gpoint (R)R dR. a is the radius of the disk; N(r,e) r and N(r,h) are the distribution functions shown in Figs, 2 and 5; and the Ci are constants. The authors thank_Q-. I. Leyt)gnskiy and V. V~ Orlov for discussions and comments. There are 5 figures and. 4 references: 2 Soviet and 2 US. SUBMITTED: April 27, 1960 Card 3/3 ORIDV, V.V., kand. fiz.-mat. nauk, red.; TSYPIN, S.G.,, kand. fiz.-mat. nauko red.;- KAZANSXIY _X_u~jtranslatorl; KUKHTEVICH, V.I. [translatorl; Ye_.___~t_ MATUSEVICH, S. ranslatorl-; NIKOLAYSHVILI) Sh.S. (translatorl; SI- NITSYN, B.I. (translator], YUS, S.V. (tranalatorl; VISKOVA, M.V., red.; RYBKINA, V.P., tekhn.iled. (Protection of transportation units having nuclear engines; trans:Lated articleal Zashchita transportnykh ustanovok a iadernym dvigatelem; sbornik perevodov. Moskva, Izd-vo inostr. lit-ry, 1961. 619 p. (MIRA 34:12) (Radiation-protection) (Nuclear reactors-Safety measures) 23394 S/12o/61/000/002/004/042 A4.2Z42.. E032/Z114 AUTHORS: Dulin, V.A., Kazanskiyj Yu.A., Kuznotsov, V.F.0 and Smirenkin, G. TITLE: A single-crystal, fast neutron scintillation spectrometer with discrimination against gamma-rays PERIODICAL3 Pribory I tekhnika eksperimenta, 1961, No.2, PP-35-41 TEXT3 The transformation of the amplitude distribution duo to recoil protons into the neutron energy spectrum in the case of a small crystal (negligible multiple neutron scattering) for which the light output depends linearly on the proton energy, can easily be carried out by differentiating the experimental spectrum. In fact, in the case of stilbene which was used by the present authors the relation in not linear and small crystals cannot be used if an adequate counting efficiency is to be obtained. The light output duo to recoil protons and the form of the amplitude distribution due to monoonargetic neutrons was investigated using a Vfn do Graaf generator and the T(pjn)He3% D(d,n)H*3 and T(d,n)Ho" reactions. Neutron energies in the following ranges could thus be obtaineds 0.3-3.5, 4-7.5 and Card 1/ 7 22394 S/12o/61/000/002/004/042 E032/E114 A single-crystal, fast neutron scintillation spectrometer with discrimination against gamma-rays 17-22 Mov respectively. The amplitude distributions due to recoil protons for 4.3 and 16.8 Mev neutrons are shown in Fig.l. The recoil-proton energy distribution P(E) can be obtained from the amplitude distribution 4j(V) with the aid of the following relations (~(V)dV - P(E)dE, P(E) - t)[V(E)j ~LV - F(E) dV dt R The functions V(E) and dV(E)/dE which are necessary to compute the neutron spectra are shown in Fig.2. The experimental values of V(E) are well represented by the Birks theory (Ref.1) according to which E E V(E) A3LdEI const dEl (3) dEI 1 + kB-dE'tdx Card 2/ 7 0 12394 S/120/61/000/002/004/042 E032/Ell4 A single-crystal, fast neutron scintillation spectrometer with discrimination against gamma-rays If dE,/dx is expressed in Mev/cm of the range in air then kB turns out to be 20 cm/Mev. Fig-3 shows the recoil proton spectra for 1.0, 1.8 and 3.6 Mev neutrons. These curves were obtained with a cylindrical stilbene crystal (30 mm diameter, 15 mm long). The curves have a hump at the high energy end which is due to multiple neutron scattering. The latter effect is small for neutron energies greater than about 2 Mev. It can therefore be neglected at the higher energies. Fig.4 shows the energy dependence of the resolution of the single-crystal spectrometer. The resolution in the energy range 1-22 Mev can be described by the formula: E n/E n = 20/ VKn The efficiency of the spectrometer A can be described by: 1 - exp [ - 2:(En )dj I(E E 6E n Card 3/ 7 SVP4 S/l2o/61/000/002/oo4/o42 E032/E114 A single-crystal, fast neutron scintillation spectrometer with discrimination against gamma-rays where 6 E is the differentiation stop for the recoil proton distribution. The efficiency for the above stilbene crystal was found to be about 3% at 2 Mev and about 0.5% at 10 Mev (the differentiation step was taken to be equal to the energy resolution ,C~hEn)- The discrimination against gamma rays is based on the differences in the effective scintillation decay constant for neutrons and gamma rays. The present authors have used the scheme suggested by Birks and described in detail by F.D. Brooks in Nucl. Instrum. and Methods, 1959, 4, 151 (Ref-5). Fig.13 shows neutron spectra for a Po-Be source (curve 1 - present results, curves 2 and 3 due to B.G. Whitmore and W.B. Backer (Ref.7: Phys.Rev., 1950, 78, 799) and J.0. Elliot and W.I. McGarry and W.R. Faust (Phys.Rev., 1954, 93, 1348, Ref.8). It is stated that the overall efficiency for neutrons having an energy of 2 Mev has been increased to about 10%. The gamma ray efficiency is lower by a factor of 100. Acknowledgements are expressed to L.D. Gordayev, Yu.I. Baranov, V.I. Bol'shov and Card 4/ 7 R%~ ROt o4/o42 S/120/61/000/002/0 A single-crystals fast neutron., E032/EI14 Yu.V. Pankratlyev for assistance in this work. Thero are 14 figures and-9 references: 2 Soviet and 7 English. SUBMITTED: June 26 1960 A., 48- IIq-I 41- 44 4-4 4S 1 45 j 4s m Fig. Card 5/7 AID Nr. 977-6 27 may ENERGY DISVIIBUTION OF SCATTERED NEUTRONS IN WATER (USSR) Dulin, V. A., Yu. A. Kazanskiy, and 1. V. Shugar. Atomnaya energiya, v. 14, Po. 4. Apr 1963, 404-405. S/089/63/014/004/011/019 The neutron spectra in water from an -15 Mev neutron source have been measured at distances of 20 to 90 cm from the source, which was an HNH~ n)He~ reaction with d et te'ron energy of 400 Kev. A single-crystal fast-neutron scintillation spectrometer with Y-ray discrimination was used as a detector. The results obtained are presented in the form of histograms which can be used for determining the relaxation length for a group of neu- trons with energy of 14 to 16 Mev. At distances of 30 to 60 and 60 to 90 cm, the relaxation length was found to be 15. 0 f: 0. 8 and 14. 7 * 0. 9 cm, re- spectively which is in good agreement with the results. obtained previously with a Cu e~ (n. 2n) CU6 2 indicator by B. I. Sinitsyn, [AS Card 1/1 L s/oo8g/63/014/005/0488/0490 Amsmai NR: AP3001181 AUTHOR: Dulin, V. _ A. ;Ka-zwwkiyp Yu At #1 1. V. ,Qtrons at the boumlary Of two TME: Angular energy distribUtiMI-0f re media energi".' V, 14"n00 5 1963., 488-490 SOUR=: Atcarawa TMC TAGS: neutron scattering, reuta=-energy distribution ABSTMCT: V&asurements were mde of the spectra of scattered neutrons emrsing at various angles at a bourftry Of Vater and a Plane graphite layer. A fast -neutron scrurce with a mean energy Of 3 - 9 Mv vRs Placed at a 20_cm distance from the boundaryo An H sup 2 (H sup 2., n)He cap 3 amed as the neutron source* reaction with a deuteron energy Of 900 MY conical , the required angle vas effected by means Of a emission W~ The neutron The neutroms Vere collimator vith an angular resolution of abOUt 5% ira.ed sciltil tion spe-c"tromet r- t recorded 'with a sirJ916'CrYstal Gamm-d"'%Crim by mans cf an AI-100 analyze~r* The pulse rnplitude distXibutiOn V-%-3 T~ecorded -1 v% For each scattering angle the eLmplitud.e die=ibatiOl 5 cow'rart=d t~ the Card 14~_ L 10288-63 ACCESSION 11R: AP3001181 13 neutron energy spectrm by means Of a numerical mutrix and by a differentiation method. The dMerence betveen the two results did not exceed 20%, even in the energy rarge from 1. 3 to 2. 0 Wv. The nzutron ener&v spectrwa obtained at the graphite, -water boundary is shoun, in the Fig. 1 of Enclosure. The results obtained by integration of angular energy distribution in the range from 0 to 180* are also platted. The difference between the shape of measured and calculated spectra is due tothe difference in geometry. "The authors are thankful to An for his valuablp. obsemtions and to H. D. Proslo=im and V. 0. Dvukhsherstnav for their help in the vork." Orig. art. has: 4 figures and I table. ASSMIATICU . none =K=m; 14Aug62 DATE Acia: 21jun63 SO CODE: 00 NO M7 SM, 003 ENCL: 01 arm: 001 Card ........... ......... . AUTHORSt S/056/634'1001/001/067 B108/Bi80 Bakov, As Tot Bolovt So P., ~qzansk~~uo~k., Popov, V. I. TITLE3 Comparison of the gamma spectra from the radiative capture of thermal and fast neutrons PERIODICALs Zhurnal eksperimentallnoy i teoretioheakoy'fiziki,*V- 44P no. 1, 1963t 3 - 9 TEXTs The gamma spectra arising from the capture of fast and thermal neutrons from a water-moderated uranium reactor in Ung Cot Fe, Nit and Cu,, were studied by means of a scintillation gamma spectrometer with an NaI(Tl) single crystal. To eliminate the gamma background, the-sample V as, shielded on the reactor side by a Bi-Pb-Bi sandwich screen, and the detector by a screen of organic glass and boron carbide. The spectra of all five substances were similar in shape (Fig. 4). The difference in the gamma intensities produced by fast and thermal neutrons is attributed to the effect of P-neutrons. There are 4 figures. SUBMITTEDt May 9, 1962 Card 1/2 3/056/63/044/001/001/067- Comparison of the gamma spectra BI08/BI8O Fig. 48 . Gamma spectra of the radiative capture of thermal neutrons (solid line) and of neutrons of the entire reactor spectrum (dotted) for Fe. Legendt Ordinate - pulses per Mev. A(M,7/MeY Card 2/2 ACCESSION NR: AT4019059 S/0000/63/000/000/0251/0260 AUTHOR: Dulin, V. A.; Kazans1dy, Yu. A.; Matusevich, Ye. S. TITLE: ExperimenLal methods for the study of shielding (radiation detector) SOURCE: Voprosy* fizild zashchity* re*aktorov; sbornik statey (Problems in physIcB of reactor shielding; collection of articles). Moscow, Gosatomlzdat, 1963, 251-260 TOPIC TAGS: nuclear reactor. reactor shielding, scintillation counter, radiation dosimetry, relative biological, effectiveness, Monte Carlo method, radiation shielding, radiation detector, neutron spectrum, Gamma ray spectrum, neutron distribution, Gamma ray distribution, radiometry ABSTRACT: The authors call attention to the need for the study not only of the total radiation dosage behind* the shielding, in connection with the development of nuclear polver, but also of Its more detailed characteristics (a. g., the spatial and energy distribution of the neutrons and gar-nma-rays in the shielding, the angular and energy distribution of the neutrons and gamma-rays on the surface of the shielding, eto.). At the present time, practically all the niodorn mowis of radiation recording are used to Investigate the spatial, energy and Car-d" 1/4 ACCESSION NR: AT4019059 angular distributions of penetrating radiation in the shielding. The various requirements levied on sensors of ionizing radiation are reviewed: The point Is made that in the problem of the passage of radiation within shielding, exhaustive information is contained in the angular energy distribution at each point in space with different geometries, the anisotropy functions and the energy levels of the radiation sources. It is noted that for the development of computation methods, comparatively incomplete Information such as the spatial distribution of the dosage of gamma-rays and neutrons In the shielding, the behavior of neutron streams having energy levels above a certain threshold, the angular distribution of streams of gamma-rays and neutrons on the surface of the shielding, etc. is of extremely great value' In that it permits the application, when studying shielding, of very simple but nonetheless effective methods involving the use of dosage and fission chambers, threshold indicators and the like. The measurement of integral characteristics is considered with special attention to the problems of gamma-ray and neutron dosage determination. The use of miniature ionization chambers is discussed and eheir characteristics are described. Dosimetric instruments, including scintillation counters, are analyzed in the light of their expectable performance In typical applications. A fundamental shortcoming of such devices -2/4 ACCESSION NTI: AT4019059 is shown to be their indfflity to measure gamma-ray (loses when neutrons are present. I'lic method of pulse amplitude summing as a technique for enhancing the operational pro- pcrties of the scintillation dosimeter is described. 'I'lie fiber-equivalent polyethylene proportional doLector (for neutron dosage measurements) is described and its operational principle analyzed. I'lic concept of the "relative biological effectiveness" of neutrons as a function of their energy Is discussed, and the difficulties encountered In Its precise measure- ment are outlined. A section of the article is devoted to the measurement of neutron streams, in which It is pointed out that the technology of measuring the spatial distributions of such streams In the shielding does not differ essentially from the measurement of flow conditions encountered in the solution of other problems. The differences that do exist, in terms of sensitivity requirements and other instrumentation paramctcrs, are noted. The authors noto that gamma-ray spectral distribution studies are currently being pursued in two fundainental directions: (1) acquisition of data with respect to the spectra of the sources of gamma-radiation (for example, the reactor, the volumetric sources of gamma- rays, etc.); quid (2) measurement of the angular and spectral distributions at the boundary of the medium, which also describe the radiation sources and, on the other hand, are absolutely Indispensable for the computation of shadow shielding and the passage of Card 3/4 r -H. ACCESSION NR: AT4019059 gamma-rays in heterogeneous media; that is, in those problem areas which not as yet lend themselves to analytical computations. Various methods used in this connection are discussed; among them, certain experimental techniques involving the determination of the form of the amplitude distribution of the pulses, the "random test method" (Monte Carlo method), and the use of spectrometers with Nal (T1) crystals. The final section of the paper deals with the problem of neutron spectra measurements, and the techniques and instruments suitable for such invostigations. "The authors express their deep gratitude to A. 1. Abramov, V. I. Kukhtevich, V. P. Mashkovich, V. 1. Popov, B. 1. Sinitsy*n and S. G. Tsy*pin for their valuable contributions to this work". ASSOCIATION: none SUBAUTTED: 14Aug63 "DATE ACQ: 27Feb64 ENCL: 00 SUB CODE: NP NO REF SOV: 019 OTHER: 015 Card 4/4 Lj T I P 1,1 ri-tlj ACCESSION NRt AP4031132 S/0056/64/046/004/1163/1168 ~UTHORt Bakov,A. T.; Kazanskiy, Yu. A. TITLEs *Gamma rays from radiative capture of fast neutrons in man- ganeae and copper SOURCE: Zh. eksper. i teor. fiz., v. 46, no. 4, 1964, 1163-1168 TOPIC TAGS: Gamma rays, copper, manganese, radiative fast neutron capture, Ga~tna s&ctrometry, thermal neutron capture, p neutron,. negative resonance ABSTRACT: 17"he measurements were made with neutrons from a Van de Graaff electrostatic accelerator (using the T(p,n)He3 reaction) and a single-crystal scintillation y spectrometer. The purpose of the experiment was,to check the variation of the radiative-capture T-ray spectr~km with the variation of the partial cross sections correspond- ing to dif9erent orbital angular momenta. It is shown that, com- Card gil" rMAbz 0.0 ACCESSION NR: AP4031132 pared with thermal neutrons, the probability of emission of -6-MeV y quanta during the capture of fast neutrons in copper decreases by a factor 4--5. This decrease can be attributed either to the influ- ence of the change of the gamma ray spectrum with the ratio of the (n, y) reaction in different copper Isotopes, to the influence of p-neutrons whose cross section becomes appreciable at neutron energy -50 keV, or else to a negative resonance with -100 eV energy causing the change in cross section of the radiative capture of thermal neu- trons in CU63. The results for manganese show a spectrum that does not depend on the energy for fast neutrons and lies about 4-5 MeV lower for fast neutrons than for thermal ones. "In conclusion, the authors thank 1. 1.* Bondarenko and A. Vo Maly*shev for interest and a discussion, L. A. Timokbin and Yu. V. Xulabukhova for adjustment of the 256-cbannel analyzer* and the electroatatic generator crew." Orig. art. has: 5 figures and 1 table.. ASSOCIATIONs None card Bi7l.0V , S' . F . ; r-11.1 V. h . ; YJLZ A I.' SK I Y , Yu A.; TS)F I IN , S, X, . ,ilar dlotrIlintion of 3 and 15 Mov. neutrons in boryllium. Alir Atom. eri6rg. 18 no.1:67-68 Ja '05. (IMIFul IF:2) Card -. -~ I Nc REF Conj L 14697-66 EWT(m)/ETC/F/EPF(n)-2/gWi3(m)/EWP(t)/DrP(b)/EWA(h) IjP(c) TD/WW/,T /DM ACC KR: AP6008249 SOURCE CODE: UR/OW9/65/019/005/0452/0453 AVrHORt Belov, So P.; pikdnj V, .; Ka!Eskih Yus A.; PoEov,_V._I.,- Lobakov,, A. (RG:' none TITIE; Secondary gamna-emissioPcoefficients for aluminum, copper, and tungsten -J-1 SOUME-. Atom-Aya energiya, v- 19, no- 5, 1965,, 452-453 TOPIC TAGS: aluminump tungetenp copper, gamma flux, neutron flux, gamma quantum, secondary emission, radiation shielding ABSTRACT: The coefficient of-secondary gamma amission-the ratio of total capture-gar-= flux with energies above threshold emitted from a shielding surface to the tatal neutron flux le4ving the same surface-was determined for Al,, Cu. and W, using the RIZ reactorfle the neutron eource. Measurewnts were made for gazima quanta over '>c ~ev and for shieldiniz thicknesses of 20 cm for Al, 9.5 to 48 cm for Cu, and 5 to 17 cm for W. tNA-T -65., SUB CODE: 180 20 SUM DATEt l0Mar65 ORIG REF: 004 CardiA WD % 539.122 '15 IM EK. L 22419-66 EWT(n)/E*A(h) :ACC NR: AP6007950 SOURCE CODE: UR/oo8g/0'6/020/002/0143/011,'3' 'AUTHORS: azaaQ x _K lu,_Aj TryKQy_.,_.L,__ A. DL n, V. A. .ORG: none TITLE: Transformation of integral amplitude distr1hutions into ,neutron energy spectra 11_*0 Of lyll~ 0%1N_1 SOURCE: Atomnaya energiya, v. 20, no. 2, 1966, 143 !TOPIC TAGS: neutron spectrum, neutron detector, scintillation ,detector, pulse height analyzer, nuclear reactor shield, iron, beryllium ABSTRACT: This is an abstract of article No. 52/3404 submitted to --.-the--sourc editor - but--not- published- -in -full.- - The authors-improve- the :accuracy witb-wbieb tbe-neutron energy spectrum'Is obtained by dif- ,ferentiating the integral spectra of pulses from a scintillator. This !is done by using a least-squares method of determining the derivative, Card 1/2 UDC: 539:16,.08:539-125.5 L 22419-66 ACC NR: AP6007950 idecreasing the fluctuations that result from differentiation of ex- ,perimental amplitude distributions. The algorithm for finding,the :derivative of the empirical curve is simple, since It is based on i approximating a section of the empirical curve by a second-order 1parabola. If the pulse-height distributions vary over the differan- ~tlation section by not more than a fact-or 2 -- 3, the obtained 'derivative will differ from the analytic value by not more than 1 13%. The resu.its are illustrated with spectra of reactor neutronsthat :have passed through different thicknesses of Iron under good-geometry ;conditions. The unpublished article contains detailed cbaracteris- ~tics of the spectrometer employed, its block diagram, the gamma-ray idiscrimination system, and also results of measurements of spectra i,of standard source and spectra of reactor neutrons passing through idifferent thicknesses of beryllium. Orig. art. has: 1 figure. SUB CODE: SUBM DATE: 03Aug65/ ORIG REF: 002/ OTH REF: 001 Card., L IW5~91;-70-i ACC NKs AT6027932 SOURCE CODE: UR/0000/66/000/000/0164/oi-6~~,0: ~AUTHOR: Abagyan, A. A.; Belov, S. P.; Kazanskiy, Yu. A.; Popov, V. I Fadeyev, I. A.J jDubinin,-T A. ORG: None TITLE: On the function of effectiveness of shielding materials with respect to captur gamma-radiation -11 SOURCE: Voprosy fiziki zashchity reaktorov (Problems in physics of reactor shielding) sbornik statey, no. 2. Moscow, Atomizdat, 1966, 16?4-169 TOPIC TAGS6. radiation shielding, radiative capture, gamma radiation ABSTRACT: The authors compare experimental. and theoretical data on the function of effectiveness of shielding materials with respect to capture y-radiation in nickel. The function of effectiveness is expressed as a linear combination of quantities of th type hAp Pa PA where pA and PB represent the concentrations of the respective components in the Card 1/3 - 0 ling materials. This function shows the change which takes place in the functional when a unit of substance B is substituted for a unit of substance A where 14-T - - H E) 18Aod' 4nr! (r, E) e BjdjLdEdV describes the production and yield of capture y-raaiation. In this formula O(rj, 11, E) is neutron flux; (r,, E) is the macroscopic cross section of radiation neutron cap-7. ture; *Pj is the yield of y-quanta of given energy Ef per captured neutron; At is ~ Ithe dose created by a unit flux of y-quanta of energy Ej, 10(r) is the total coeffi~ cient of linear absorption of y-quanta of initial energy Ej; Bi is the dose factor for accumulation of y-quanta of initial energy Ej. The function f(x) was experimentally studied by introducing a hydrogen-containing substance into a nickel screen made up Of I sheets measuring 8Ox8OxO.8 cm for an overall thickness of 25 cm. This specimen was surrounded by a neutron shield for reducing the background. A single-crystal scintil- Ilation gamma-spectrometer with a crystal of sodium iodide was used for measuring the I ,number of capture y-quanta with an energy of greater than 7 Mev produced by radiation capture of neutrons in the nickel. Curves are given showing neutron hazard functions !with respect to capture y-radiation. These functions describe the contribution of !neutrons to the stream of y-quanta behind the screen as a function of the neutron -enei-gy and inlet coordinate. The results show that the addition of bydrogen-containing maLerial through nearly the entire thickness of the nickel layer increases the inten- Card 2 - -6'-67 n C I V ACC NRt AT6027932 .sity of capture y-radiation behind the screen. An exception to this rule is the first 1 !6 em of nickel where the neutron hazard function for low energy particles is lesSthan the ftuiction for high energy neutrons so that a good moderator placed at these points reduces the intensity of capture y-quanta behind the screen. The authors thank V. V. 10 1 r ov, V. Ya. Pupko and S. G. Tsypin for interest in the work. Orig. art. has. 'figures, 17 formulas. ,SUB CODE; 18/ SUBM DATE: 12Jan66/ ORIG REF: 005 Q -1 - r, o5ohM7 wr W alan AU_ NKi XT6027922 SOURCE CODE: uR/oooo/66/000/000/0072/0073 AUTHOR: -Dulin, V. A.; Kazanskiy., Yu. A. ORG: None TITLE: Angular distributions of fast neutrons in various environments SOURCE: Voprosy fiziki zashchity reaktorov (Problems in physics of reactor shieldi sbornik statey, no. 2. Moscow, Atomizdat, 1966, 72-73 " 4 TOPIC TAGS: angular distribution, anisotropic medium, neutron energy distribution, fast neutron ABSTRACT: The authors consider the angular energy distributions of fast neutrons un- der conditions of barrier geometry as a function of the atomic weight of the ambient medium, the thickness of the barrier and the energy and shape of the neutron source. For media which do not contain hydrogen, the angular distribution of the radiation within the solid angle 2usinede from an isotropic point source of neutrons with an energy of 3.4 Mev at angles of 20-700 is isotropic and practically independent of atomic weight and thickness of the medium (for a thickness of 1.5-5 times the mean fr path) with an accuracy of 20-30%. As the energy of the neutron source is increased, the dosage in this solid angle begins to show angular anisotropy. Curves are given showing the angular distribution of fast neutrons with an energy above this threshold value. The results show that the angular distribution of fast neutron radiation for L o5048-67 ACC-NO-I--AT6027922 angles greater than 300 is !-.dependent of the form of the environment or its thickness and is not even affected by the energy and shape of the neutron source. The measure- ment error is less than 10%. It is possible that this conclusion will not be valid foi a greater thickness and neutrons in the reactor spectrum. The authors thank S. G. Tsypin for useful consultation and V. G, Dvukhsherstnov for assistance in the work. Orig. t. has: 2 figures. /00 SUB CODE!20,/2/ SUBM DATE: 12jan66/ ORIG REF: 003/ OTH REF: 001 Card L 05056-67 Ak-L W__' '627931 Soma com UR/Oou/66/000/000/Ql56/0163 AUTHOR: Bakov, A. T.; Kazanskiy, Yu. A. ORG: None TITLE: Gamma-quanta from radiation capture of resonance and fast neutron (a survey) SOURCE: Voprosy fiziki zashchity reaktorov (Problems in physics of reactor shieldin sbornik statey, no. 2. Moscow, Atomizdat, 1966, 156-163 TOPIC TAGS: radiative capture, gamma, radiation, fast neutron, radiation shielding ABSTRACT: The authors review the literature published before January 1964 on the spectra of y-quanta from radiation capture of fast neutrons. The causes for varia- tions in these spectra and the available experimental data are summarized. Require- ments are formulated for studying radiation capture y-quanta from the standpoint of shielding design. All variations in y-quanta spectra are greatest for the hard radia- tion region. Where the intensity of the transition to the ground state is high, fluc- tuations alter the remaining portion of the spectrum. Contrary to expectations the spectra of capture y-quanta in almost all experiments are practically independent of neutron energy in the 30-500 kev range. The considerable differences between the! spec. tra, of capture y-quanta on various resonances as well as the differences between these spectra and those resulting from capture of thermal neutrons make it necessary to mea- Card I L_o5,o56_67__ sure the averaged spectra of y-quanta on several resonances. These measurements should be made with incident neutron spectra of the form IIEn and with rather thick specimens for averaging with respect to neutron spectra which are close to those es- tablished in the material being studied. Much of the literature on the spectra of -y-quanta from capture of nonthermal neutrons has no practical application for compari- son of the necessary group spectra of capture y-quanta since the measurements are qualitative (do not indicate the number of y-quanta per capture). A table is given summarizing the experimental data on the absolute yield of -y-quanta rrom. radiation Icapture of neutrons with various energies. Orig. art. has: 1 figure, 1 table, 6 Iformulas. ISUB CODE: 18/ SUBM DATE: 12Jan66/ ORIG REF- 012/ OTH REF: 023 Card 2/2 4~' L 05069- n 67 IT JR/QD 6 uR/oooo/66/000/000/0170/0174 027933 SOURCE CODE: ,AUTHOR: Abagyan, A. A.; Belov, S. P.; Kazanskiy, Yu. A.; iORG: None ~TITIS: Measurement and calculation of the coefficients of secondary gamma-radiatig SOURCE: Voprosy fiz-4ki zashchity reaktorov (Problems in physics of reactor shieldi:Z11 sbornik statey, no. 2. Moscow, Atomizdat, 1966, 170-174 !TOPIC TAGS: gamma radiation, neutron, radiation shielding, capture cross section iABSTRACT: The authora conBider the coefficient of secon(Inry einission 0 which expres- ises the ratio of the total number, dose or energy of capture y-quanta to the total num-1 i i lber of neutrons emitted from a given shielding material. The general expression for ithis coefficient is :S 1,(r.2,E-)X.,T(E-)I,(E)~('r.rj.Ej)dSZdEdVds if J4) (r,, 9, E) dQdEds iwnere w(r, 9. E) is the neutron flux at the point r in the unit energy interval at I lenergy E and in the unit solid angle about the direction Q., Y,,..v (E) is the radiation ;capture cross section for neutrons of energy E, 11i(E) is the yield of y-quanta of I L 05069-67 energy Ej per capture of a single neutron with energy E; ~)(r, r,. Eo is the func- tion which gives the attenuL*,ion of the stream of y-quanta with energy Ej from the point of y-quantum production r to the points r, on the surface. A formula is derived for the asymptotic value of 0 determined by the physical properties of the shielding material alone. A comparison of theoretical and experimental asymptotic values of B shows a systematic divergence by a factor of approximately 25, the theoretical data being overestimated. The reason for the divergence is assumed to be inaccurate deter- mination of neutron intensities at the boundary. In spite of the discrepancy between experimental and theoretical data, the nearly constant divergence obtained for various elements with large, small and moderate capture cross sections (tungsten, lead, iron and nickel) indicates that the proposed method may be used for calculating the asymp- totic values of 0 with an accuracy of 30X if a correction factor of 2.6 is used. The authors thank S. G. TM n and V. Ya. Lllupko for interest in the work and useful re- marks. Orig. art. has: 3 figures, 6 formulas. SUB CODE: 18/ SUM DATE: 12Jan66/ ORIG REF: 003 Card R L 06979-67 EWT(m) JR SOURCE CODE: iiiVoOB9/66/020/005/0424/0421, ACC NR: APS018354 (N) .AUTHOR: Kaxanakiye-XV-9 Ar'. Kukht0vicht V, I-; P0.poyL_V. I.; Tarasovt V. V.; sh,omotenko, B. P~ ;ORG: none JITLE: Dependence of the bixildup factor on the location of the detector behind ,the shield Atomnaya onergiya, v. 20, no. 5, 1966, 424 TOPIC TAGS: roactor shielding, gan= scatterill9t ga=-& detOctA", scintMgtAon ,detector ABST.TtACT: This is an abstract of article No. 76/3559, submitted to the editor and filed, but not published in full. inasmuch as earlier investigations of the build- tip factors, with the aid of vhich account is taken of the scattered Cam= radia- tiony were made for observation points situated either inside or on the surface of the shield. the authors measured the accumulation factors with a radioactive source of gamma radiation (Cs13?) at difforant positions of the detector and the source behind an aluminum barrier of thickness equal to 2'.8 mean free paths-."of di=9ter Card V2 UDC: 539-122:539-121-72- L 06979-67 ACC NR: AK418354 40 cm. The measurements were made with a scintillation detector (stilbeno cry- stal). The distance from the source to the shield surface facing the detector ranged from 18 to 150 cm. For each valuo of this distance, the distance from the surface of the shield to tho dotootor was variod from 0 to 500 cm. The rosults show that the decrease of the accumulation factor with increasing distance R has the form (3A!Ln6)exp(-kT9) for a point-like isotropic source on the surface of the shiold, and the form oxp(-kpcp) for a plane parallel boam. The test rwult.3 Vere compared with values calculated in accordance with a semiempirical procedure des- cribed by the authors earlier (Byulletent Informatsionnogo tsentra po yadernym dannym CUU. of Wormation Center on Nuclear Data] no. 2p Atoxisdat, 1965, p. ,305. Orig. art. has: 1 figure. SUB OODS: 18~, SUBM DATE: 30D*c65/ OEM REF: 002 OTH REP: 002 Card 2/2 "JD 001665 souRcE CODE, UR/0094/66/000/008/0016/0018. AUTHOR: Kazantseva (Engineer; Orgpishcheprom) ORG: none TITLE: Ultrasqnics/to prevent boiler scale i It SOURCE: Promyshlennaya energetika, no. 8, 1966, 16-18 TOPIC TkGS: ultrasonics, steam boiler IABSTRACT: The article reports on the experimental use of ultrasonic apparatus Ito prevent accumulation of boiler scale. Successful results have been ob- Itained so far with smaU-capaeity boilers (steam rate up to 2.5'tons/hour) of the VGD, Shukhov., DKVR, Lancashire and locomobile types; further work is being done with larger-capa city boilors (up to 6 tons/hour). Ultrasonic pulses are generated by a device consisting of a capacitor, a thyratron and a magnetostrictive transducer set. The capacitor is energized from the power line through a rectifier-usually a 6N83 twin triode with soparate cathodes. 'W,o capacitor discharges throudi a thyratron, uswxlly a hydrogen-fillod TG11- 4,CO/3,5 type Ishich operates over a wide range of fmquonciea and powor, pro- duci:ng 10-20 A pulses of 10-15 microsec duration. Various methods of triZ- garin., were tried out and the blocking-oscillator achoma was found most pro.-doin.- of all. The magnetos trictivo transducers in t~ie form of nickel platee 0.03 mm thick and 25X25 = area are wuldod to 3/4-wavulcngth conduita !~_qard UDC: 0'21.187.12/-3+621-034-4~ ACC NR: A1,7001665 which carry tho ultrasonic pulBeo to tho boiler druia at a f(nt naloctod locationa; thora the conduito are welded to the dram wall. Ultrisonia pulses thus produced and carried into the operating. zone can be effective in a steam generator where the -yrater hardnea3 is up to 8 ppm. Further de- velopment worl, is required to perfoot this method of preventing boiler Scala; much benefit can be derived from the practical experience Zaimd in tho Krasnodar District of the RSSR. Orig. art. has: 2 figures. 1JPRS: 37,8111 SUB CODE: 20, 13 SUBM DATE: none Card 2A- I I V.!-,; Yu.4. 1114 WIAM i I Polar rallftnce netar. Trudy fnnt. ckvsr. "W'.Ali '05. 0-9"H-l 1~8;12) L 0902 7 ACL'NRI AV00233U ODE1 UR/2944/66/000/003/0105/0112 AUTHOR: Eazarinovo Yue Fe 13 0 RG ;none TITLE: Hiximum principle for the problem of the miximization of an integral functional with variable lag SOURCE: Loningrad. UnIversitat. Kafedra Vychislitellnoy matematiki I vychislitalln tsentre Netody vychislonly, no. 3, 1966, 105-112 TOPIC TAGSt ordinary differential equation,, differential equation system ABSTRACT:, Manufacturing proce6ses involved In the working of various products are ofteii described by a system of ordinary differential equations containing control-parameters, while production output is described by the value of a ,certain Integral functional dependent on the retarded aroumentr (t)9 'Whi ch is given by the functional relation connecting the phase coordinates of the system.., at moments t and % (t), The determination of the process conditions which' :assure maximum output involves the problem of the maximization of the functional fe (X Y), A (%), U (t)) dt. Card 1/2 L 09096-67 ACd-kk-,-AVoo233B X(t) ~~ (**I (t), xn(t) I f x 8 vector-fuincilon satisfying the system o :differential equations u _1, 21 .with the bounda ry conditions (it) E r., ic Vj) E ri. u(t) - (u u Is the control vector which must be chosen, while r (t) Is determined from the condition 7 (X W. -V W) 0. The case in which the lag 0 - t is constant was considered by L. S. -PONTRYAGIN, V. G. DOLTYANSKIY, R. V. GAMKRELIDZE, and Ye. F. HISHCHENKO in theiri, jbook Matematicheskaya teorlya optimal*nykh protsessov (Mathematical Theory of 10ptival Processes)4 The purpose of the present article to to extend L. S. PONTRYAGIN's maximum'principle to the case formulated.suprap,/-'Origo art$ heat 20 formulas SUB CODEs i2 PRsi 38,16V SUBM DAM lOD~c62 Cwd-~/2 nst I-';: I Y. Y,-:. N. t I,~iAY, YU. li. -- "I-L-TA IIJING 111(o) CA!- C,-ar~OIJCT I VIf I 1-~~ T I C': "N AHEN! M ~CU~l ',,I AT I ou TFCH I:.) LiA?I- T--I '~L A F I 3UL: 6 !-,A[! uj CANDMATE m Tvc,mICAL VrClil-'MAYA JANLIAPY-DECEMER 1 2 PHASE I BOOK EXPLOITATION 680 Golldberg, Mikhail Markovich, Zakharov, Vasiliy Aleksandrovich, KazanBkIZ,_ Yx~riy Nikolayevich, Leontlyeva, Valentina P6fr_ovna, LoBiv-,--Iv-a-n-Fl-at-o-n-o-vlbh, TrostyanBkaya. Yelena Borisovna, Khazanov, Grigoriy Mikhaylovich, Chebotarevskiy, Vladimir Vladimimirovich, and Sheydeman, Igor' Yur'yevich Nemetallicheskiye materialy i ikh primeneniye v aviastroyenii (Normetallio Materials and' Their Use in Aircraft Construction) Moscow, Oborongiz, 1958. 428 p. 15,000 coPies printed. Eds.: Losev, I.P. and Trostyanskaya, Ye. B.; Reviewere: Bondarev, V.S., Engineer; Scientific Ed.: Panshin, B.I., Candidate of Technical Sciences; Ed. of Publishing Housei Tubyanskaya, F.G.; Tech. Ed.: Rozhin, V.P.; Managing Ed.t Sokolov, A.I., Engineer. PURPOSE: This is a textbook for students at advanced aeronautical engineering schools and may also be useful for engineers and technicians in industry and at scientific-research institutes who are interested in nonmetallic materials. Card 1/23 771.7 77~77, Nonmetallic Materials and Their Use (Cont.) 680 COVERAGE: The book describes the characteristics and properties of nonmetallic materials and the technology used in their production and also the shop processes by which they are fabricated into structural members, assemblies, and aggregates. The information given in the book covers the entire range of nonmetallic materials used in aircraft construction, namely: plastics. rubber, paper...wood and textiles, glue, lacquer, paints, and coatings. The authors made use of the results of a pedagogic experiment of many years standing, i.e., the lecture course "Technology of Nonmetallic Materials" given at MATI (Moscow Aviation Technology Institute) and MAI (Moscow Aviation Institute). The book was compiled by workers in the department "Technology of Treatment of Nonmetallic Materials" at the MATI and of the department "Engineering Materials" at MAI under the general direction of the editors, I.P. Losev, Professor, Doctor of Chemical Sciences, and Ye. B. Trostyanskaya, Professorp Doctor of Technical Sciences. The authors of the first and second chapters are Ye. B. Trostyanakaya and I.P. Losev; of Card 2/23 Nonmetallic Materials and Their Use (Cont.) 68o the third chapter, Ye. B. Trostyanskaya and G.M. Khazanov; of the fourth chapter, V.P. Leont'yeva; of the fifth chapter, V.A. Zakharov; of the sixth and seventh chapters, Yu. N. Kazanakiy; of the eigth chapter, I-Yu. Sheydeman; of the n-D!th--cYa-p`Fe-r-,--Ye-. B. Trostyanskaya, and those of the tenth chapter, M.M. Golldberg and V.V. Chebotarevskly. The section of the seventh chapter "Mechanizing production methods used in molding objects from plastics" was written by 0.1. Shapiro, and the section of the ninth chapter "Mechanical reinforcement of articles made of nonmetallic materials" by V.P. Leontlyeva; the author of paragraph 5.in that section was I.Yu. Sheydeman. The authors thank Ya. D. Avrasin, V.S. Bondarev, and M. Ya. Sharov for valuable advice and B.I. Panshin, Candidate of Technical Sciences, for his assistance in readying the manuscript for publication. The book contains 18o figures and 30 tables. There are 50 references, of which 48 are Soviet and 2 English. Card 3/23 Nonmetallic Materials and Their Use (Cont.) 68o TABLE OF CONTENTS: Preface 3 Ch. I. Nonmetallic Materials Pertaining to the High Molecular Organic Compounds 1. Special features of high molecular organic compounds 7 2. Classification of high molecular compounds 11 3. High molecular compounds 13 Cellulose and products from chemical processing of cellulose 13 Natural rubber 17 Albumen 20 Natural resins 21 4. Methods of obtaining synthetic high molecular compounds 23 Card 4/23 Nonmetallic Materials and Their Use (Cont.) 68o Obtaining high molecular compounds by polymerization 24 Obtaining high molecular compounds by polycondensation 26 Obtaining high molecular compounds by the method of chemical conversion 27 5. Synthetic high molecular compounds 28 Synthetic resins 28 Synthetic rubber 32 Ch. II. Plastics I. Basic Components Entering into the Composition of Plastics 34 1. Adhesives used for the manufacture of plastics 34 Thermosetting resins 35 Thermoplastic resins 40 2. Plasticizers used in the manufacture of plastics 44 3. Fillers used in the manufacture of plastics 46 Powdered fillers 47 Card 5/23 Nonmetallic Materials and Their Use (cont.) 68o Fibrous fillers 49 Flake f,.'.lers 49 4. Othe7 components entering into the composition of plastics 50 II. Molding powders and casting materials 51 Thermosetting molding powders 51 Thermoplastic casting materials 6o III. Fibera 67 IV. Iaminated plastics 71 V. Sheet plastics not containing fillers 77 7. Organic glass 77 8. Vinylplastics 31 9. Celluloid 83 VI. Foam plastics 85 Card 6/23 Nonmetallic Materials and Their Use (Cont.) 680 Ch. III. Rubber Materials I. Characteristic properties of rubber material determining of application go II. Basic components entering into the composition of rubber 91 1. Caoutchoucs used in the manufacture of synthetic rubber 92 2. Fillers used in the manufacture of rubber, rubber materials and products 97 3. Vulcanizing agents 100 4. Softening agents and antiagers used in rubber production 100 5. Reclaimed rubber and its used in rubber production 103 III. Technology producing rubber mixtures 103 6. Manufacture of rubber mixtures with powdered fillers 103 7. Manufacture of rubber materials with fabric fillers 10 8. Hard-rubber mixtures 108 Card 7/23 Nonmetallic Materials and Their Use (cont.) 68o IV. Testing methods and Characteristics of rubber obtained from various rubber mixtures 110 Ch. IV. Paper Materials 1. Manufacture of paper materials 115, Preparation of fibrous raw material 11t) Preparation of paper pulp 117 Conversion of paper pulp to paper and carboard 118 2. Papers and carboards used in aeronautical engineering 120 Types of papers and carboards 120 Basic properties of paper and cardboard and methods of determining them 122 3. Fibers 125 4. Molded paper 127 Ch. V. Methods of Forming Objects from Plastics, Rubber and Paper Materials Card 8/23 Nonmetallic Materials and Their Use (Cont.) 68o I. Basic characteristics of the technology of forming processes 128 II. Ordinary and pressure molding 131 lo Methods of ordinary and pressure molding 134 1"t,eparation of materials before molding 134 Measuring out and loading the materlAl into the pressure mold 136 Preh eating the molding material before application of pressure 137 Conditions for molding 140 2. Special features of processes in molding members made of plastics and hard rubber prepared in pressure molds 144 3o Equipment for ordinary and pressure molding of articles from plastics and rubber 148 Pressure molds 148 Presses 153 Card 9/23 Rt Nonmetallic Materials and Their Use (Cont.) 68o Pumps and accumulators 158 III. Fressure molding of Materials 4. PrF.,3ure molding of 5. Pressure molding of 6. Equipment and molds Molding machines Molds for pressure molding thermoplastic and Thermosetting 16o thermplastic materials 161 thermsetting materials 165 for pressure molding 167 167 168 IV. Forming parts from plastics and rubber by the extrusion method 173 7. Forming various cross-sectional shapes from thermoplastic plastics and rubber by the continuous method 174 8. Forming various cross-sectional shapes from thermoplastic materials by the cyclic method 178 Car6 10/23 Mk*w la azq~Qiy Nonmetallic Materials and Their Use (Cont.) 68o 9. Forming various cross-sectional shapes from thermosetting plastics by the continuous method 179 V. Forming three-dimensional parts by stamping 181 10. Basic operations in stamping parts from thermoplastic and thermosetting sheet plastics 182 11. Basic operations in stamping parts from fiber 186 12. Various stamping methods 187 Forming with a rigid punch and die 187 Forming with a rigid punch having a pressing frame 188 Forming with a rigid punch and draw-die ring 188 Vacuum and pneumatic die forming and "blow molding" of hollow parts 189 Vacuum and pneumatic draw-die ring forming 191 Pneumatic and vacuum forming by use of a removable punch 193 VI. Forming large-size objects from plastics with and elastic punch 194 Card 11/23 Nonmetallic Materials and Their Use (Cont.) 68o 13. Basic methods of forming by means of an elastic punch 14. Process of forming large three-dimensional objects from fibrous or laminated materials VII. Manufacturing products from light porous materials 15- Manufacturing products with honeycomb fillers 16. Molding objects from foam plastics Stamping Forming in rigid molds ForMing to Bc&le Forming by "oelf-expansion" in the die VIII. Manufacture of products from paper pulp IX. Manufacture of some rubber products 17. Manufacture of rubber fuel and oil tanks 18. Manufaqture of rubber tires 19. Manufacture of rubber hoses 195 198 202 202 203 203 203 205 207 211 214 214 218 21 Card 12/23 Nonmetallic Materials and Their Use (Cont.) 68o 20. Manufacture of rubber conveyor belts and transmission belts Ch. VI. Wood Materials I. Wood 1. Types of wood used in aircraft construction 2. Properties of wood Physical properties Mechanical properties 3. Defects in wood 4. Protecting wood from moisture, injury by fungi, and fire 5. Preservation and drying of wood II. Wood Materials 6. veneer 7. Plywood 8. Other wood materials Card 1343 219 222 222 223 223 225 231 232 233 235 235 236 238 Nonmetallic Materials and Their Use (Cont,) Ch. VII. Cutting Nonmetallic Materials I. Basic cutting processes II. Cutting wood 1. Sawing wood Saws Powered cutoff saws Operating rate for powered cutoff saws 2. Planing and milling wood Planing tools Milling tools Planers milling machines Applications of wood planing and milling 3. Drilling wood Card 14/t3 68o 241 247 247 247 250 255 255 255 256 2Z9 2 1 266 266 Nonmetallic Materials and Their Use(Cont.) 680 4. Sanding wood 5. Hand-operated mechanized tools III. Cutting paper materials IV. Cutting plastics 6. Laying-out plastics Sawing laminated plastics Sawing and cutting organic glass and vinylplastics Sawing and cutting oam plastics 7. Planing and milling plastics Planing and milling laminated plastics Milling organic glass Planing and milling foam plastics 8. Drilling and threading in plastics DrillinL laminated plastics Drilling organic glass Card 15/23 267 267 268 269 269 269 271 272 270 272 274 275 27 272 276 I Nonmetallic Materials and Their Use (Cont.) 68o Drilling phenol-aldehyde plastics with powdered filler and drilling aminoplastics 276 Drilling foam plastics Threading in plastics 277 9. Turning plastics 277 10. Stamping and puncing plastics 278 11. Grinding and polishing plastics 279 28o 12. Mechanizing production methods used in molding objects from plastics 281 Ch. VIII. Textile Materials I. Textile fibers 1. Structural characteristics and classification of 288 fibers 2. Most important types of fibers, their composition and 288 use Natural fibers 289 Synthetic fibers 289 Compound fibers 290 3. Physical and mechanical properties of textile fibers 292 O)l 2 II. Textile products , Card 16/23 298 Nonmetallic Materials and Their Use (cont.) 680 298 4. Felt 298 Yarn and threads 299 Spun articles 300 7. 8 cloth titutes and lacquered fabrics Leather subs 304 . III. ft construction Textiles used in aircra 30 30 9. Textiles used inside an aircraft s; textiles Heat-insulating and sound-proofing material 3o6 used in decorating and trimming 310 Materials for electrical insulation 312 Fabric for aileron balance 313 Reinforcing strips ' 313 10. exterior use Aircraft textiles for 313 Linen-covering materials s of wooden airplanes Glued-on fabrics used as covering 31 and propellers 31 engine covers Fabrics for airplane or card 17/23 Nonmetallic Materials and Their Use (Cont.) 66o 11. Preservation of aircraft textile materials 316 Ch. IX. Joining Structural Parts Made of Nonmetallic Materials to One Another and to Metals I. Gluing nonmetallic materials 318 I. Gluing articles made of wood and paper 322 2. Gluing articles made of plastics 324 3- Gluing foam plastics to foam plastiesp to wood, and to laminated plastics 326 4. Gluing wood, foam plastics, and laminated plastics to metal 326 9. Gluing rubber 330 0 Gluing rubber to metal 331 II. Welding structural parts made of thermoplastics 333 7. Contact-welding method 333 8. Welding in a jet of hot air 334 Card 1W23 77 N .Vin h, 3 a Vill 3 :ifd 9~ %I V 19 I a ILI z/oil/61/018/001/007/014 E112/E453 AUTHORS; GolIdberg, M.M. and Kazanskiy, Yu.N. TITLE. Determ nation of absolute viscosity of alkyd resinA(for paintsi PERIODICAL: Chem-le a chemicka technologie, 1961, Vol.18, No.1, P~31, abstra-,t CH 61-430 (Lakokras, Materialy, 1960, No.1, pp.68---71) TEXT. To follow the course W *' e3terification, a special Viszometer with an elastic thread'is recommended, It offers the advantage that its sensitivity can be changed over a wide range by using threads of varying diameter and length, It permits to measure the absolute viscosity over a temperature range of 80 to 250-C. The viscosity graphs of some alkyd resins are shown. Cross-se,~tion and photograph of apparatus, 6 diagrams, [Abstractor's note: Complete translation.) Card 1/1 KAZkNSKIYq Yu.N. Viscosimeter for determining viscosity in the production of alkyd resins. Iakokras.mat. i ikh prim. no.2:55-61 161. 1 1 (MIRA 14:4) 1. Moskovskiy aviatsionW tekhnologiphepkiy institut. (Alkyd resins) (Viscosimetor) Iz GOLIDBERG, R.M.; KAWSKIY, Yxj.N. Investigation of the absolute viscosity of lacquer alkyd bases. Lakokrae.niat. i ikh prim. no.1:68-71 160. (mIRA 14:4) L. Moskovskiy aviatsionnyy tekhnologicheskiy institut. (Alkyd resins) S/081/62/000/007/028/033 B168/B101 AUTHORS: Kagan, D. F., Kazanskiy, Yu. N., Nemlikher, M. Ya. TITLE: Metal coating of plastics by the method of evaporating in a high vacuum PERIODICAL; Referativnyy zhurnal. Khimiya, no- 7f 1962, 623, abstract 4P81 (Sb. "Plastmasay v mashinostr.11. M., Dlashgiz, 1959, 136-143) TEXT: Methods of coating plastics with metal are detailed and the princi- pal features of the method of evaporating metals in a vacuum are outlined. The adhesion of a metal coating to the surface of organic glass is examined and a method of determining the quality and thickness of the metal layer is set forth; the apparatus for the metal-plating of plastics is described and the electrical conductivity of the layer is given. [Abstracter's note: Complete translation.] Card 1/1 31716 S/191 62/000/007/003/011 B124/~144 AUTHORS: Trostyanakaya, Ye. B., Vinogradov, V. IM., Kazanskiy, Yu. N. TITLE: 71.:olding materials based on thermosetting polyesters. Communication I. Polyester molding materials with powdery fillers IILRIODICAL: Plasticheskiye masay, no- 7, 1962, 15-19 T --.XT :'be applicability of the Soviet unsaturated polyesters TITH -1 (PII-I 1 (TtIGF-11), and TT"AC(TPAS) (thermostable polyacrylate binder) as binders for molding materials is investigated. The polyesters were cured in cylindrical molds in the presence of 1% benzoyl peroxide at 1200C in amounts of 12 g each, and were kept at 1500C kor 5 hr. The volume shrinkage was determined from the change in density of the poly- ester after curing. Quartz powder, talo, mica, and kaolin were used as fillers and mixed with the binder. Benzoyl peroxide was added in a mixture with styrene, diallyl phthalate, dibutyl phthalate, or poly- acrylate. Molding materials based on PN-1, TMGF-11, and TPAS are moldable for 4 hr, 8 hr, and 1.5 months, respectively, this period depending also Card 1/#; B/191/62/000/007/003/011 Yolding materials based on ... B124/B144 on the shape and size of the block. If a surface-active substance is. added instead of part of the filler, the storage stability of the molding material increases, whilst addition of a thickener confers thixotropic properties. The following formula was generally applied (parts by'weight): 10D polyester, 1 initiator, 84 mineral filler, and 66 thickener. Before moldinC, the molding powder must be treated by rolling to remove the air. '6t from various polyesters with 60 ~ The fluidity of pastes 1,r -7eo filler varies between 50 and 80 mm at a molding pressure of 90 kg/cm~ and a mold temperature of 1200C. The rate of polymerization of the po-lyacrylate and the ratio polyacrylate:polymaleinate exert a decisive effect on the physicochemical properties of the cured materials. The curing of poly- maleinates with polyacrylates of moderate polymerization rate is analogous to the process of curing with polystyrene. The best results were obtained with the use of TPAS + PN-1. A pressure of 50-200 ka/cm 2, a temperature of'1201C, and a curing time of 1 min/mm were adopted for powdery molding materials. Table 6 shows the properties of the products obtained. Cold extrusion can be used for treating the molding material pastes. Thanks are expressed to P. Z. Li and Ya. D. Avrasin. There are 2 figures and Card 24