SCIENTIFIC ABSTRACT VLADIMIROV, V. I. - VLADIMIRTSEV, I. F.

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SCIENTIFIC ABSTRACT
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USSR UDC 539.3 VLADLMIROV V. I ORLOV, A.N. (1,16scow), Physicotechlical Institute immeni Academy of Scienc'es, TjIqSR "Thermally Activated Origin of 14icrocracks in crystals" Kiev, Problemy Prochnosti, 140 2, 3.971; PP 36-38 Abstract: A brief analysL3 is given of a possible system of thermally activated origin of raicrocrancks in crystals by zeeanz of fugion Of the leading accumulation dislocations with aceowit taken of.the movement of succeeding dislocations. The Obtained re~jultz have led to the reconsideration of oc-me -he nc concepts concerning "I -ces~;ary conditions of the peirer e-Avantage of thiv process, and the leaat neceszary number of disloc4tiow,, in thr, accmiulation. 2 figures. 9 bibliograptiic entrieo. 7 USSR UDC 548.4 VLADI11MV, V. I. and KHANUANOV, Sh. Kh. Physicotechnical Institute imeni "The Formation of Cracks in the BTaked'Sli Band" Sverdlovsk, Fizika Metallov i Metallovedeniye, Vol 31, No 4, Apr 71, pp 838-842 Abstract: A study is made of the formation of cracks of various types in the braked slip band. Taken into account are conditions under which the slope sides lose their stability and begin to disintegrate.. The conditions under which cracks develop perpendicularly to slip lines in their fore part were established. When the development of cracks parallel to the slip lines is related to the break of dislocation sides in the band,, their origination is specified by conctitions of the -coming disintegration: of slope sides. It is shown that the strength of slope sides is characterized by a dimensionless factor which cam be determined from a given system of equations of the con- figuration of the bent slope side. The banding of slo-Pe sides and their stability in an inhommogeneous, stress field created in the slip band by other slope sides is analyzed. One illustr., seven formulas,~ eleven biblio. refs. USSR UDC 539.4.01 VLADINI-ROV, V. I. and KHANNANOV, Sh. Kh., Physico Technical Institute imeni 7 of Sciences USSR "Plastic Mechanism of Crack Growth" Sverdlovsk, Fizika Metallov i Metallovedeniye, Val 301 No 6, Dec 70, pp 1270w-1278 Abstract: The mechanism of blunt crack development was investgated from which it was shown that these cracks are intermittently developed by means of absorption of small dislocation cracks. Qualitative and,quantitative results were obtained an the relative conditions of nucleation and coal- escence of small cracks. Development of a main crack may be limited by different processes in re- lation to the magnitude of parameter m (m alTl(alt)G). At small values of m. the development of a main crack is limited by the~coalescence process of counter dislocation cracks, and at large.values of ri-by process of their nucleation. For a given m'the counteracting cracks cam. be nucleated at some critical -distance from the apex of-the',main-crark:4 This causes a 1/2 r7 77777 USSR VLADII.-Rov V, Sh K' CO ci, --c. 0;: P. S varc! j Ah, Ia~ re s u I fu~- ~S ?Efl~ormaed ve'ar.,7. e c ar C -0:., CIE Old MOdCJS of C,:--- L~, `e-azion 0 C. rlatuze 0-f ~i,ic .-.I- cat-o:,~ to rLd~ -Z~-d !-y ol unnr. W D ~-c -'s OF Zile of craCI, caZL-czs cr-Q C a! I /Z 026 PWlr~HSING D4TC---27NOV70 T ITLE--P NTERSECTING ARRAYS- OF:'EDGE D I SL OC A fONS V.I.# KHANNANQ~.,. COUNTRY OF INFO--USSR ~:~SOURCE-FIZ I KA TVERDOGO TELA, MAR 1970f Ul (3), 856-659 0 AT E PUBLISHED ------- 70 SUBJECT AREAS--MATERIALS, PHYSICS JOPIC TAGS--4ETAL, CRACK PROPAGATION? CRYSTAL LATTICE D.ISLOCATION, DISTRIBUTION FUNCTION CONTROL MARKING--NO RESTRICTIONS DOCU.MENT CLASS-UNCLASSIFIED :.~.~PROXY REELIFRAME-3003/0154 WEP NO--UR/0181170/OL2/003/085(i/0859 :,CIRC ACCESSION NO--AP0129410 2/2 026 UNCLASSff[ED PRO(,ESSING OATE--27NOV70 CIRC ACCESSION NO--AP0129410 ABSTRACT/EXTRACT--(U) GP-0- ABSTRACT. THE PROBLEM OF INTERSECTING ARRAYS OF EDGE DISLOCATIONS IS DISCUSSED. THEORET IC ALLY: IN CONNECTION WITH THE DEVELOP.*4ENT AND PROPAGATION OF CRACKS IN METALS'. AND'OTHER MATERIALS. AN ANALYTICAL METHOD OF SOLVlj'lJGJfiE PROBLEM OF TWO SYMMETRICAL ARRAYS, OF EDGE DISLOCATIONS fNTERSECTING AT AN~ ARBITRARY1 ANGLF AND DETERMININ%,; THEIR DISLOCATION DISTRIBUTION:IS PRESENTED. THE BEHAVIOUq OF THE IBUT DISTR N[ON FUNCTION IS SENSITIVE TO THE ANGLE10F INTERSECTION. A COMPLETE SOLUTION IS GIVEIN FORTHE CASE~OF7A R16HT ANGLE. UNCLASSIFIED 2/Z 046 UNC LAS S II E10 PROCESSING DATE-20NOV70 C[RC ACCESSICN NO-AP0112722 ABSTRACTIEXTRACT-M GP-0- ABSTRACTS' THE PAPER.'IS CONCERNED WITH THE INVESTIGATION OF LONGITUDINAL ELECTRIC FIELDS (IS APPROXIIIIArELY EQUAL TO 1 V-CM) ARISING IN A ~iOMOGENEOUS PIEZOELECTR[C CRYSTAL AT HIGH LEVEL OF OPTJCAL EXCITATIGN. THE SIGN OF THE EFFECT CORRESPONDS TO THE DRAG OF FREE CARRIERS (ELECTRONS 1114 THE CASE OF CDS) IN THE DIRECTfON OF LIGHT PROPAGATION. THE MAGNITUDE OF THE EFFECT AND ITS KINETICS HAVE BEEN RELATED TO LIGHT INTENSIlYP TEMPERATURE, cRysrAL.0RIC-NTATIGN, AND THE DISTANCE S ETWEEN-THE PkUGE. POINTS. THE,~EFFECT. 1S, ASSU14ED TO BE A RESULT OF THE GENERATIGN OF A PHOINOR PACKETi ~ REFEi~RED TO BY J14E AUTHORS AS ACOUSTOOPTICAL DOMAIN, AND CARRIER CRAG.By rHIS.00MAIN, CALCULATIONS IBUTION FUNCTION BASED.-CN THE BOLTZMANN EQUATI(N FOR THE ELECTROW~)ISTR GIVE A REASONABLE PHONUN DENSITY INSIDE ITHE DOMAIN WHICH IS NECESSARY FOR GENEkATLNG THE ELECTRIC FIELO OBSE RVED. THE ~ESTIMATIONS BASED ON THE CALCULATED PHCNON DENSITY.SHOw THAT:CQNSIDERABLE 14ECHANILAL STRESSES EXIST IN THE DOMAIN A.-KEA ifiHICH CAN RESULT IN THE ~PESTRLICTION OF THE CRYSTAL ~%FEN INCREASING THE LIGHT, INTENSITY;. SO F.AR THE EFFECT EXAMINED CAN BE DIRECTLY RELATED TO THE PROBLEKGF.GPTICAL~STRENGTH. FACILITY: A. F. JOFFE PHYSICO-TECHNICAL*INSTITUTEi ACADEMY OF SCIENCES OF THE USSR, LENINGRAD. FACIOTY.- INSTffUTE (IF.APPLLED PHYSICSt MOLLAVIAN ACADEMY OF SCIENCESt KISHINEV*z- UNCLASSIFIEO~ 112 029 UNCLASSIFIED PROCESSING DATE--160CT70 ,:-,FITLE--THEORY OF THE DEFORMATION HAMENING OF ALKALIMETAL HALIDE CRYSTAL'a PK-NCMENON, WORK ...-BOXY REELiFRA-ME--1968/0049 STEP ~16--UR/Olf3lt'ff.)/012/001/0306/0310 .CJR(, ACCESSJUN N[3--AP0105148 UNCLASSIFIED ?12 029 UNCLASSIFI,ED PROCESSING 04TE--16GCT70 CIRC ACCES&IUN NO-AP010.5-148 :i~BSTRACT/EX-Tf--.ACT--(U) GP-0- ABSTRACT THE 01SLOCATION MOLTIPLICATION MODEL IS APPLIED rO THE CALCN, OF T~E RANGE Of: HARDENING WHEi THE BROADENED BANDS COVER THE ENTIRE CRYSTAL'. THE.01SLUCArlo;4 SI-Rtjcru.,E oF THE' CRYSTAL AT THE STAGE OF HARDEN1 NG CONSI STS: CF SCREW AND '-06L DILOCATIONIS DISTRIEUTED THROUGHM THE.VOL. SCR~4 DIPOLES ARE FDRMED BY INTERACTING SCREW OISLOCATIONS TRAVERSING THE ENTIRE,.CRYSTAL- EDGE DIPOLES ARE PRODUCED BY THE DOUBLE TRANSVERSE,SLIP (EJECTION) OF SECTIONS OF SCREW DISLOCATIONS, EXTERNAL SHEAR STRESS IS INCREASED9 SCRE14 DIPOLES ARF DECGMPD~ -AND CHANGE.. INTO iMCBILE DISLOCATIOIN'S. THE CRIT. HEIGHT OF THE EJECT*MN IS DE.C11EASED, AND AS A RESULT A PART OF THE EDGE DIPOLES IS ACTIVArED CHANGING61 INTO SOURCES OF DISLOCATIONS. MOBILE SCREW DI SLOCAT 11ONS,s FORMED FROM, SCREirt' DIPOLE DECOMPN. AND EDGE DIPOLE ACTIVATIONt PERFCCT THE EJECTIONS. THUS, THE ABOVE- -MO-DEL DEC Sk 18 E S WELL NOT ONL YBROADENING OF INDIVIDUAL GL:IDE BANOS HARDENING, IN.THE CASE WHEN BUT ALSO THE DEFORMATION IN'THE REII ONLY ONE SYSTEM OF SLIP IS AT WORK, FACIL.ITY: FIZ. TEKH, INST. I A. IOFFE, LENINGRAD, USSR. NCLAS U i SIHED LISS R GODLEVSKIY, V. S., VERLAN', A. F., VLADIMIROV, V. At. "Problem of Selection of Tolerances for Specialized Computer Elements" Kibernet. i Vychisl. Tekhn. Resp. Mezhved. Sb. [Cybernetics and Coinputer Technology. Republic InterdepaLrtment-al Collection), 1972, No 18, pp 7-12 (Translated from Referativnyy Zhurnal' Kibernetika, No 4, 1973, Abstract No 4V623, by the authors). Translation: A method is studied forlselection of tolerances for parameters of specialized computer devLces, based on the use of methods of the theory of sensitivity, linear and nonlinear programming. The goal functions used may be cost, development time, weightil,etc. q 79 'Le [I I I :" -11 .. i~ '. 1. 1 itfikiii#~~ j USSR UDC 621-391.81 KASHKIN, V. B. , "On a Nonlinear Filtering Method" V sb. Tonkiye magnitn. plenki, vychisI..tekhn. i radiotekhn. T. I (Thin Magnetic Films, Computer Technology and Radio Engineering--collection of works. Vol 1), Krasnoyarsk, 1971, pp 46-5-3 (from RZh-Radictekhnika, No 12, Dee 71, Abstract No 12A60) Translation: A linear adaptive filter used for isolating a signal with itnown correlation function from interference of arbitrary type is an ex- tremely complex system. It is suggested that the structure of the filter can be appreciably simplified by substituting nonlinear inertialess ele- ments with fixed parameters for the linear circuits of the adaptive filter, and by eliminating modules designed for'adaptation and learning (in this case the filter will no longer be optimain). The authors consider passage of a signal of the telegraph point type, white noise in the Gaussian band, and sinusoidal interference through a frequency-selective clipper. It is found that for the same signal-to-noise ratio at the input, the signal- -to-noise ratio at the output decreases with an incretL5e in the number of 112 -0 USSR KASMM, V. B., VLADD4IPOV, V. M., Tonkiye magnitn. plenki, y-ychisl. tekhn. i radiotekbn. Krasnoyarsk, 1971, pp 46-53 channels (in the absence of sinusoidal interference). It is shown that the frequency-selective clipper is most effective in suppressing liz.-ped interference. When studying the rms error in filtration as a function of the ratio of signal power to noise, it is;found that a reduction in the clipping level leads to a reduction in the.effect of interference on the total signal power combined with interference and nolse at the output of the frequency-selective clipper. This, is particularly evident in the case of a variable threshold. Ye. L. 2/9 14 AI~ARDS OF MEDALSAND PRIZES rAnnouticementq; Mo2cow, Vestnik Modesill NjuU $551t, Russian, Vol 42, L April 1972, pp 137-141,1 rho C.,Id_K~dal I=sni A. H. Lva mumv The Proslillum of the AS USSR had awarded the 19~71 gold medal i=nll "o dam acIll Sor iyav c -1 A. M. Lyzr 0v to A-za I-10'. vInd_L--Ie.v tnr' t*he mone- 7~_ Traph r~ a Fix PreFF-0-211ast its 01o the za t Ica I ?rpt~ le= ~ tiC vi Ono -Va toe i ty 'Che ory a C Fort to Itt .1 rans to it In conmctlon ulth thq do~vlpmont of atomic poi.-Ir onglosering the ttontivii of solantists has bzcn attracted by a new class of pr*We= of .7tthozaticil ;nysic% -- boundory-valuis problems for transfer equatl~ns. 'OThoso equations eve widely uled.in geophysics and 0xtropby31%;** flovaver, rn~vy have found vury Important, app I loot ion ~ in prnblew. of.noutron physics I;, zi nd the transfer, of r,-w,~.-;j kluz nta . I n a wadi=,. in thH xtorPrra;h-.-hlch u6m the prize, -which was publish d In 1961. ita i i is %A the thoory of. zt.one-vo toolty onary k1tratio equation of transfer Is ~'sys teta4tically prcrqntod for the first tin" In world, lltqraturs. the aut:hor _rea~cnts W-4inly the results of file, oum Investigations conducted it% A956. 1950. The firot "ft tX the vor?. contains a m1ther-Atical formlation of the problem In ttuitably-miuctod funct tonal: npacis. The Euwmll quzlitativa~ .0J"prnpcrtSPq of vie problitm are Investigated on thot basis. A otmber or sul- dficlent conditions Icr tho oxititonce of VIEnnybluas and, S:~anfunctionzz nre, alraltiod. Considorod ~oparatoly is the cam? of Isotropic ;7* rcnttcr1%ig, f~r %ihich forthor proportims of rolutlonr o( tho prnblen, in pi,rtioulitr cartain propartles of smoothness ol the solutlonn, aro established. Tito s occiml part of the rrono5riph In devoted to mathodit of emocrote on,trmctlon Q1 and tholr sutizrantiat Wn. 11cro to su,,ntontlal e_-,."c~- are tumd th,z r,,,ults ot the theoretical Invostigations 4eacrlbaJ In th~ first part. The author proposts and ~ubstantlacas a ticu 0 vartaticnaL principle for a tronsfor equation. one u4%ich rtow bourg his nam, W y means of the variational principle, found by him he succeadad In obtaining USSR ~VUSRI V. V.,,Mathematiral Instit4te imeni V. A. Stek2ov, and ZURINOVO emy of Sciences USSR; Moscow Physical-TechnicallIfistit4te "On the Representation of the Jost-Uhtiann-Dyson Type Mosew-r, Teoreticheskaya i Hatematicheskaya Fizika (Theoretical and Mathematical Physics), Vol- 3, No 3. June 19705, PP 30~ZI9, -Abstract. An integral -.representation is obtained for functions holomorphic in tubular domains over arbitrary acute cones C and -C an~J in a neighborhood of real n-divided open set 0 and belonging to algebras H(C) and H(-C). The technique ;af the boundary values of the holomorphic functions of many complex variables differs considerably from the traditional methods used,for obtaining the Jost-Lehman Dyson representation. Use is not made of the representation of the solution to the Cauchy problem for the wave equation,', The representation obtained makes it possible to write a new Nakanishi type integral representation,for the scattering amplitudes T(s, t) within the' framework of the theory o:V perturbations correspond- ing to plane converging Feynwz diagrams.-The~authurs thank 0. 1. Savlyalova for consultation on perturbation theory. OrJ*# art* has 21"refs., USSR BOCOLYUBOV, N. N., WJUIMIROV, V.'~S.I~and.TAVKHELIDZE, A. N. "Self-Hodeling Asymptotic Behavior in Quantum Field Theary, Part I" Moscow, Teoreticheskaya i Matematicheskiya,Fizika, Vol 12, No 1, 1972, pp 3-17 Abstract: This paper is the first part of a series dialing the theor-, of highly inelastic processes in the interaction of leptons and nucleons. The authors begin their analysis with a rourier transforrn~useful in the process of the highly inelastic dispersicn of an electron by a.nucleon~ and they propose a method for investigating the asymptotic behavior of the form factors for that transform on the basis of the general principles of local quantum field theory. They indicate the conditions under which self-modeling behavior of the form factors occurs in the asymptotic region and derive a connection between the nature of the self-modeling and the analysis of the dimensionality. it is asserted that this method can be extended to the 6eneral problem of the 'Pie authors express highly inelastic interacticrz of- leptons and nucleons.. their gr -v, A. A. Markov, V. A. atitude to D. 1. Blokhintsev, A. A.,Logunc Matveyev, R. M. Muradyan, 0. A. Khrustalev' V. P. Shelest, and D. V. Shiro"Ov; they are associated with the V. A. Steklov Mathematical Institute of the Joint Institute for Nuclear Research, USSR Academy of Sctences. 4 MATHEI"iATICAL PRGBLEM.5 OF QUANTUM FIELD THEORY ND QU N A TUM STATISTICS A (Coniq.-:Pnce In f:o,-=w) [Article Dy academicians artd V. S. .1 Mosrow, Ventnik Akodemli-lial-i"e"Sssn' PP 13- nt~ 1 in the lilst'15-20 yen.,s,the vstabli~-hment of a nAw ~C:1- entific-dire~tlcn - Contemporary mathrraLlcal- phy_~licz;, oactl Y- Ing an Intormediate positionlietweers theoretical physics. ~nd mathamitics - had praceeded Intensively., That dicection wlo c,illedinLo boing by problem.- of the quantum: phyric5 , pf~nyal;vrrs . wl. t-,h en Infini be number of degroes of. froedc-_ -;* nonralativl~l- tic atij relAtivAstic '" nnd~ requir6s the, drawing In of powerful ms.,ans of such as generalized f urigLions, - functionr. of carplex variable--, flunctibiial. analysis; group con- c ep tr, algebraic top etc.. A very important stage In the devel opnent of this new direction was work.done in the USSR in the 1?50s, ;nj~=#.ly. the con_~ttuctton Pf 6 renormalization rrocedure on the- bnsi:s of the 4:ochnirjur of multiplication of conerq11-nd f"%knCtion% rvftntruction' of them first ~.~~bhe~atlcdlly cort~ect" pt~cf of dl a- corrolationi, on~the ba*t,.% of the.,tjmory.of "mi.-lytlc con- 1 r alized furctioha. .10; -,:as precizp.'~y after. ti,nuation of gene %icitftn.reailized thi- nt:t'd that wock that Clio t1leoretical phyL f d oun for a more pro understanding of the naturti of " t;er of objeots which -they enccutil;4~red in their invPzti.7a- U tions. On the other,hand, theoretical physics itself was a rich source o.' new mathematical problems and meth-cls. The at- tPntion of theoretical physicists and mathematicja~s of many countries was attracted to the new dirtction. Testifying to the continuing active development oP con- temporary mathematical physics was the International Confovence , 152 A 1 1/2 018 upJCL4S_5i r-ito. ;PROCE SSING DATE ---27%lf)V70 TITLE--INVESTICIATION OF HIG14 FAE,4UENCY STABILEZATION OF. T14E K400lMTSEVr NEDOSPASOV INSTABILITY IN AM ELECTIRON.Hruc- PLAStIA -U~ :AUTHOR--~(03)-V IIUROV, V.V.,t DUB()Voyt LoV., SHAN S K I Y F . .LIP NTRY OF INFO--USSR ~jc 0u, ZHURNAL EKSPERImENTALINOY I TEOR.ETI.CHESKOY F I ZIKI 1970, VOL 58, ~SOURC E-- N R51 PP 1580-1585 :':DATE PUBLISHED------70 .:,__~UaJ Ec rAREAS--PHYSICS OPIC TAGS--ELECTRON. GER14A HOLE, PLASMA INSTABILITYt A I UW CONTROL MARKING--NO RES rR ICT I ONS ~:~-DOCUMENT CLASS--UNCLASSIFIED .:~RROXY REEL/FRAME--300210012 STEP NO~--VR/0056/'rO,/0501005/1580/15a5 'ESSION NO-AP010662, .GJAC UC UNC LA S S If IE 0 Nil - --- 2/2 018 UNCLASSIFIED PROCESSING DATE--27NOV70 CIRC ACCESSION NO--AP0127662 ABSTRACT/EXTRACT--(U) GP-0- ABSTRACT. CONDITIONS ARE DERIVED FOR HIGH FREQUENCY STABILIZATION OF HELICAL INSTABILITY OF A CURRENT IN A SEMICONDUCTOR ELECTRON HOLE PLASMA.~ THE RESULTS OF TFIE~CALCULATIONS ARE COMPARED WITH THE RESULTS OF'EXPERIMENTS ON,GERM,,V4IUM. IT Is SHO&N THAT THE CALCULATION PROCEDURE PROPOSED-P~ERMITS GNE TO EXPLAIN THE MAIN REGULIARITIES OBSERVED IN THE EXPERIMIENTS'. FACILITY: INSTITuT ELEKTROFIZICHESKOY APPARATURY Im. D~:V.rYEFREMOVA. UNCLASS.IFJE0 USSR .~~~V, V. V. "The O-F;nch in Semiconductors" Leningrad, Fizilka Tverdogo Tel Vol 12, No 6, Juino 1970, PP 1-135- 1637 foaln t -rac In 'his artiele are derived the criteria or the aa ion U U Abs. Zf a diffusionO-Dinah in the nondag -lect- onerated and derenerated c ron- hole plasma of semiconductors, ~fhen-the inertia,of the elec.~rons and of,the holes plays no part and thethic"..'ness of 'the skin layer is much greater than the radius, of the samDle. Considez~ation is aiven to the case in ,,fnich the relaxation times o'L the curriant carrIC-03 are much less than the buildup time of the wiagnetic-field pul_~e. in such a case, forcing,, out of the. electron-hole plar=na towai~d the axis of the sam-ile takes place as a result of the drift ol' electrons and -nolea-im the ma~-netic field.H and in the elect-rioal field E161 indlaoed.thereby. it is shovin thal t the o-PI-ach ca'n be.realizzod in Ge and can be used as a contactless method for the eveation of non- ecuilibrium a--e-s -emicon&actors~ a 61~ USSR UJr- 595.771/-772-19(4170-46) 'APOV P092 A. A.$ V1. V. JZL-DMC T. D. and B0GDU`0VA Ye. N., pow; Institute of Medical ParasiVo ogy and Tropical Medicine imeni Ye I. Mart- sinovskiy, Ministry of Health USSR, Moscov I'The Species CoizLposition and Diurnal Activity of Mosquitoes zmd Gadflies in the Lover Volga Delta" Moscow, bleditsinskaya Parazitologiya i Parazitarny-ye Bolezni, Vol h2, Nlo 1, Jan/ Feb 73, pp 5-11 Abstract: Observations carried out in the lower Valra delte. (0bzhorsk districU of -the Astrakhan' Peservation) throug'a Jun/Aug in 1966-67 indicated that, 6 Mosquito species, 121 gadfly species, and 2 gnat ispecies brend there. 'j-he mn-t numerous species of mosquitoes were.Aede,s vexans aul Anopheles hireanus and the most nwnerous species of gadflies Hybomitra actmiinatL13 and 11. -recularin and also (in 1966, a year of high floods) Chrysops relictus and Chr. flavipes- Tll'~ ra-ydn, m activity of rposquitoes and (rnats, as far ar, attacks on huzi"-P3 i-.rere con- cerned., was in the morning and evening hours, and the rayixium Lzctivity of [~ad- flies in the daytime - Arizng zosquitoes only Ae. vaxanj~ a_n-d Ae - caspius attack-d in the daytime in the shade An. hyrcaiius, An. n",culi-pellnis, and P!ansonia richiardii nzsquitaes became active in the cool air after dark. Of gadflies 1/2 5 USSR POTAPOV.1 A. A., et al., Meditsinskaya Parazitologiya i Parazitarnyye Bolezni, vol.42, rio 1, Jan/Feb 73,.Pp 5-11 with mass occurence the most thermop-mlic were.Chr. relictus and H. peculiaris, vhich attacked at the hottest tire in-the afternoon.' In the evening, when inversion air currents develo ed A. vexans mosquitoes were displaced up wards to the tree tops. 2/2 -4~ USSR UDC 621.315.3 VASILIMIA, Z. A., ANDRIANOVA, I. V., YLA DIMIROV, Ye, A. "An Effective Method of Reemovi acrovires ng EnamelInsulation Fiom M. Elektron. telkhnika. Nauchno-teld-an. sb. Radiokorjronen (Electronic TechnoloU. Scientific and Technical Collection. Radio-Compot-rients), 1970, vyp. 1, pp 150-152 (from R-7h-Radiotekhnika,, NO 5,-May,71, Abstract No.5v414) Translation: The proposed method.of chemically heat treating enamel insu- lation guarantees complete removal without mechanical and chemical damage to the mic-rovire filament. 'The method is distinguished b' rapidity of cleaning Y -d, and tbermo- and by such a clean surface that soldering quality ip'Amprove compression, welding can be used, inatlead-ciS,'ZolderAng. Aroup~.cleaning is i pos'sible. The cleaning process can'be machanized. Reswth. USSR UDC: 621.596.6.002:621.791.7 VIMIMIROV, Ye. A. "Investigation of the Process of Thermo compression Welding With Local fleatinel Elektron. tel-hnika. Nauchno-tekbn. sb. Radiokopwonenty~ (Electronic Technolou. Scientific and Technical Collection. Radio Components)~ 1970, vy-p. 1, pp 48-53 (from RT-n-Radiote,khnika, No 5, MdY 71, Abstract No 5V267) Translation: Thermocompression welding with local heating by a V-shaped electrode.is used for Joining thin components. The author investigates problems of the reproducibility of the strength of joints when thin coD er wires are welded to contact areas made by the method of brazing metal-con- taining pastes to ceramic surfaces. A stu4 is made of the mutual relation- ship between the strength of the contact junction and the: tuaount of residual deformation. Resume'. USSR uDc: 621.396.6-181-15 YEVTIFEYEV, P. I., SOLDATENKOVI V. A. VILADIWROV$ Ye. A. A To Idi ol'for Unilateral Thermocompres ion We ng USSR Author's Certificate No' 2T4630,'fIle;d 4 mar 69', published 7 Oct 70 (from RZh-Radiotekhnika, No 6, Jun 71,4bstract.N& 6V216 P) Translation: This Author's Certificate' introduces a~unilateral thermo- compression-tool for welding,parts covere&with a layer of insulation vithout~prestripping. Two V-shaped heating elements of refractory metal plate are welded together to form a W-shaped electrode. The gap between the elements is equal- to the thickness or diameter of the part. to be veld~!d. The working sections of the heating elements are pointed to ensure local heating. The points are~placed on-the uppermost.~ part to be welded, A current is passed through the free ends. The insulation is burned through, and the parts to be welded come'into contact..'The current in the tool changes direction and goes through the parts being velded from one pointed section to the other, i. ei thereAs an automatic switch to welding by two points. Heating of the elements,ceaiesi and they tLet an unilateral contact welding electrode2 with a microgap between them, The -tool redis- tributes the currents in the heating and -welding circuilts"~, stabilizes the velding process, extends the useful life of the heat--ng elements, extends 1/2 Biophysics USSR BUSLOVA, T. B., OLENEVI V. I.$ LORCMIITA LROV Yu. A., M. V., and VLADMI .Becond Moscow Y4dical Institute imeni N. 1. Pirogov "Chemiluminescence Associated with the Formation of Lipid Peroxides in Biological Membranes. IV- Role of the Change in Iron Valence,in 7hese Processes" Moscow, Biofizika, Vol 15, 110 4, jul/Aui,70, pp 622-628 Abstract: In earlier studies it v4s shown that a suspension of mitochondria in the-presence of iron ions develops.liminescence as a reault. of the peroxidation of lipids. Experiments are described which indicate that, mitochondria in sus- pension accumulate and partly reduce FeCl or a complex of Fe3. + ADP when added to an.incubation mixture. Catalytic ageD~s (ortho- and p hospbates) increaced yrop the latent period and intensity of luminescence of the suspensions by accelerat- iDg the oxidation of Fc2+ with air, Tz thi~absence of phosphaten, oxygen was utilized.very slowly, The systemathat reduce-the oxidize+,iron~ Osgo, phos. phates) probably also regulate the processes of peroXid.-. o%jdation of J~Jpidn in cells. Biodhe:A.is, try USSIR IUDC 547.962, VI A ADIMIROY., YU. A., DOBRETSOV, G YE., and A., C, -aTF-61:-tiophysics, Second S't a t eMedical, ln~,t'Ltate imeni N. 1. Pir- ogov "Luminescence of Histones in Aqueous'SolutiorzI811 Moscow, Molekulyarnaya Bio ya, No 1, 1970" f) p Abstract:, The absorption spectra .(250-320 nt~) and -(290-370 n):~ ) of four histone fractioos from calf thymus was studied in aqtt,~~ous solutions at pH~ 2-12 an -i~oride conc d sodium ch. entrations of 0-1.5 M. The absorption spectra corresponded to,the total ab8orp- tion of phenylalanine and tyrosineresidues; the lum'inescence spectra were caused by the phenol groups of, the hiStone,~f- fb-e tryptophan- containing nonhistone admixtures made some contribution to the absorption and luminescence of the Fl histone. The q~uantum yic.,,Id o-JI7 luminescence of the phenol groups,peaked in 0',8 1.1 NaCI solutions at pH 2 and at 0.13p., for the.Fl, F2a and F3 -fra'ctiotis and 0.09,14, Aor the F2b fractioE. A t alkaline. p1!, quenching of the luminescence of the, '71 histone took place at the same- PR valuea as ionization of 1/2 Ref Code: TJR 0463 Me. ~r. AP00441988~ PRIKARY SOURCE: Molekulyarnaya Bdkogiya, 1970, Val 4, Nr 1, PP LUMINESCENCE OF HISTONES, IN WATER SOLUTIONS 'm Vlad -A Dobretsov G. ~Ye.; Bors.bclieviskaya, T. A. Second State Afoscow Ifigh Sch6 o1 o1 Medicirw, Moscow The absorption spectra (250--320 m~t) and the luminc-.z"!nce spectra (290-370 mg) ~Z of four 1~tstone fractions from Calf thynICS.have been studied in water solutions at PH2- )2-and at the concentration of sodium chlo'ride 0-i.5 M. The absorption spectra corres- ponded to -the sum of the absorptions of phenylalanine and 11yrosiTle residues; the lumi- nmence was connected with -phenol, groups of ~ histones. Some traces of tryptophan-con- taining non-histone protein did, contribute in the luminescence and absorption of histone PI The quantum vield of the luminescence of phenol groups,had the maximum value in RERUFRAME 1977:1419 f- AP0044688 USSR W)C 5Lrrl. 962 XLEBMEOV, G. I., SOROKOVOY, V. 1., and VLADIMBOV, YU. A., Ch-qir of Bio- physics of tFc Seconi Loscou State N. I. Piro-ov -'embran S "An Investigation of the Confornational Properties of Molovical 1, e by the Protein Luminescence hetlhoT' Voscow, Molekulyarrnwya Biologiya, Vol 6j HO 2, Mar/tipr 72, Pp 189-195 Abstracti This axticle is a study of the chai-qges which occ-ar, in the Itullne- seence spectram of proteitz; in a biological menbrane ithon tbe conforriation of the proteins is nodified as it result of chanres in the Ph and temperature of the surrounain-,-. n-edilam. in acid (pH 3) and alk-allne media 10), vi-,On the surfaces of the .-eimbranes ifere positiveiy and negativi)ly chaxrgoU, respectively, it 'was discovered that diff usion of lirght by the rembranas decrea-~jed, indicatizi- a reduc n in their perties.' Eventtially, tho tio 1. clustering pro to dlsintegrat~-. static repulsion of like charges caused .. the nexibix In t1he ex4treme pH --anges, a lonc, uave uhlft,in the maximwa of tile liminimcence nrx-etri= was also absenred, Whon the pH of tho zvonpamr-ions was lowered fy-,j,,r; tQ 4-5, the diffusion of light ine-roased rntoadilyt roachinga at this tias tho mault of & grDatar Clustering of the ja6mbrarw paxticle.' due 1/2 WSR XLEBOUl G. 1. p et al. lifole~ulyarnqya biologiya, Irol 6, No 2, Phr/Apr '?2, pp 189-198 to the equal numbar of positive and negative charges, This change in light diffusion was not accor.,ipuded by any change in-the pot3ition of the miximum of the luminescence spectrum, indicating that the conforin-atior of the proteins in the marabranes did not' change. Suspensiorr, of all thxre typ--,z!of membranes used in the exper'd-nent (mitochondria and stroma of er, throcytes, from rats amd them membi-anes f _-O M. the fat globules found in milks were heated from 100 to 9~'Oi In all cases theze was a gradual long-wave shift in the.mz.7imum of lunilnescence, which was most pronounced in the 500~-800 Intervalo 37 Abstracting Se'rvice: .Ref. Code CHEMICAL ABST. ~ W? 0 /,?/ 7 Preparing, reprocessing.. and testing rn-e-resistant wishinz) Etrols. Mahnim 1. N. I-' K uIA4-va. A.: E., =-Wa- -Y 1969,! qu), jb-t qiuss).-j he aaan. P 1. v of tris(chloroethyl) phosphate (1) t6 ~Etrols fth~rmoolahtics Used on cellulose acetate (11), Mlulose iie0t4to'butyrate. UU), or other cellulose esters) decreases their soft'ening-point- (F~i. The add"'. of -5% ED-5, ED-6'(both epoxy restasi ased or. diphenilolprop, b and epichlorohydrin), or 3-1,0-haph&h~foxy)-1,2-I)robyl~ne oklide F from - 1800 to -230* and reduced the wt. los% of r. on increased hoa W. A coiaprz- contg. jl~ 100, 1 14.5, di-EU phthalate 'in' a 14.5, di-.N~Iephthalate 14.5 PU04'$-O~ and Et oleate'~,175 part: and 5-7,5% (on I co ten ntent) FD-5 had 450 kg cm - silo itrentO at break, 19% elongation, at break band did not Jgnite~,during-30 see exposure to an open flame. Sini. Har COMDr.'s. wt rt! prepd. from III and IT contg. ED-S. The'coxnpns. are tram.;pkent, and are recommended for use in olding ' tee. relay coveisi: brackets, In e or plugs. CPJR I REEL/FRAME 19650145 &~~ 'USSR UDC 669.71.472(088.8) "Method of Connecting Flexible Bus With Ilead. of Ariode Flex of Aluminum Electrolyzer With~Lateral Current Supply" USSR Author's certificate No 276439, 01. 40c:. 3/02, 40c, 3/3.2, C 22 d 3/02, C 22 d 3/12. filed 4 Apr 69, published 19 Oct 70 (from Rzh-Metallurgiya, :6 3, Mar 7L, Abstract iiyo 3 G158 P) Translation: To increas e. the. set-vice life of a flexible bus and mechanize the operation of -~-Yedging, .~the conn~_;-,tion is effected by-means of a rod passing through, coaxiaLly: 4;ituated tioles in the bus-and the head of-the flex and;fp-stened at one end witft the wedge.; USSR UDC 669.295.OS3.4 VLADIMIROV M., IL'ICM, V. A. "Processing of Titanium Tetrachloride Pulp in Thin Film Evaporation Apparatus" Tr. Vses. N-i. i Proyektn. in-ta.,Alyumin., Magn. i Elektrod-n. P,,om-sti [Works of All-Union Scientific Research and Planning Institute of the Aluminu.-Il, Magne- sium and.Electrode Industry], 1970, No. 72, pp. 201-208.1 (Translated from Refer- ativnyy Zhurnal Metpllurgiya, No. S. 1971, Abstract No. 5 G220 by the authors). Translation: Laboratory studies of the separation of a solid suspension from -pe-rfoimed. The technical product has TiC14 pulp by the evaporatLon method are a lower inpurity content than following settling, and does not require additional purification to remove Al and Fe. A large laboratory film ty pe evaporation ap- paratus iBLdesigned and manufactured. It is tested under laboratory conditions using artificial pulp and in the experimental-Shop of 0 a of the plants using commercial pulp. The tests show that an apparatus of this design can be success- fully used for processing of various types,of TiC14 for pulp, producing high quality technical product and a solid residue consisting of a dry powder. Necessary data are presented foriplanning~OfLA pilot-scale apparatus. 2 figs; 5 tables. L- 43 - 9 ~1, WMM M ~M USSR uDc: 621-170.16 VLADIMIROVA, D. V. , MIWAYEV V. S. --------------------- "A Device for Cbecking the Formation.of a Fused Core in Resistance Welding" Moscow, Otkrytiya, Izobreteniya, Promyshlennyye Obra2tsy, Tovarnyye Znal-i,, No 10, Apr 73, Author's Certificate No'369483, Division G, filed 24 Dee 69, published 8 Feb 73, p 12T T~ranslation. This Author's Certificate introduces: 1. A device for check- ing the formation of a fused core.in resistance velding. ne device con- tains an electrode holder with ultrasoilie,heads located in water-filled cavities of the welding electrodes and cormected to a flaw detector, which is connected in turn to control',, signalling and regiotration units. As a distinguishing feeture of the patent, inspection efft~ctiverir_,ss is improved by.making the bottom of the electrode cavity in the form of a cone with a vertex angle which provides effective transformation of the ultrasonic wave on the conical surface from longitudinal to transveme during emission and the reverse during reception. The distance between the bottom and the work- ing sarface of the electrode is. chosen todepend on the at~glc ~, equal to the difference bet-ween the angles of refraction and incidence of the d-iar-- 1/2 USSR VLADIMIROVA, D. V., MITYAYEV, V. S., USSR Author's Certificate No 369L.*83 eters of the head d and D of the core from the ccndit-ion: D