SCIENTIFIC ABSTRACT BRETZ, G. - BREUSOV, O. N.

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BRM, Gyula More important research by tho Ani3try of Construction research institutions. Magy op ipe.Lr 101no.12: W-532 D 161. BRRn, lly~ Work of the research institutes of the Ministry of Construction. Epites szemle 6 no.1:7-10 162. 1. Epitoanyagipari Kozpont Kutato Intezetenek igazgatoja es "Epite- SUgYi SZSM1011 82orkeazto b12OttS&gi t&gja. (Hungary-Construation industry) BRETZ, Qruja The 1961 work of the Central ResOarch Institute for Building Materials Industry.-Spites szemle 6 no.3;80-85 162. 1. Epitesugyi 14inimaterium Epitoanyagipari Kozponti Kutato Intezet igaagatoja, es "Spiteaugyi Szemle" szerkeszto bizotteagi tagja BRM, Gyula 10 years of the Central Research Institute of the Building Materials Industry. Epitoanyag 15 no.8:287-290 Ag 163. 7%. Bretz, K. "Recent aspectP of j-:-,Lprovj-n;.7 technoloZr in weavi-m." p. 45. (IT-laryar TxcUltachn-i-ka. Iio. 2, Feb. 1953, i3i"-'apast.) SO: .-ionthl-y List of Zaz;t Europoan AQcQ:5j.ons, Vol. 2, :,~o.q, LDbrary of Con~-re5s, Saptc~:fber 1953, Uncl. MULTZ) K. EREM, Y. Relationship between variety of goods and reducticii of prime cost in the wool , industry. P. 393. F'0. ICY Oct. 19515. MACYAR TEXTILTECHNIFA. TEC111VOLOGY Budapest, Hungary So: East European Accession, Vol. 5, No. 5, May 19116 BREU311, N.; HORWHY, K.; WAGBNHOPIR, B. Aldolase test in children. Geak. pediat. 13 uo.9:803-805 5 Oct 58. 1. IL detaka klinika LYM v Bratislava, prednosta doo. Dr. Jp-roalava Michalickova, (DESNOTAS31S zymohexAse test in child., diag. value (Oz)) HORECNY, K,; Spolupraca: SULKOv M.; BREUER E.; JANOSKOVA, M. I a-= -1-:1 -fl. Utillzation of quantitative3y different proteins in extr-mm infant nutrition. Bratial. lek. listy 43 Pt. 1 no.7.*423-430- 163, 1, 11 detska klinikm Lek. fak. Univ. Komenskeho v Brativia", veduea prof. MUDr. -T. Michalickova. (DIETARY PROTEINS) (INFANT NUTRITION) (DAIRY PRODUCTS) (SOY BEANS) (MEAT) (NUTRITION SURVEYS) (CHILD) BREUER, Gyorgy Repairing damages caused by shearing at the GANZ-MAVAG Foundry. Magy ep ipar 11 no.71321-324 162. BREUE~, Gyorgy Ponforence on statieg. Magy ep ipar 10 no.5il93-200 161. BREUER, Gyorgy; RD7.SA, Gyorgy Prefabrication of multistoried industrial bui-Idings. Maa ep ipar 10 no.6:278-283 161. 1 I BPZUER, Janos Zoltan Kodaly celebrates his 80th birthday. Hung TU 12-012-13 D 162. 5 C, U I ; TR'Z HILMOARY G C-l"'p-'GORY OrKanic Chemistry. AB'~-'-, JOUR. RZY.-him. , No. 23 19,S), 1"D. 82,128 1XI-1,410ft Ltmapart, K.; Brouer, J._L T ITL-C Hlydarvtoins, Thiohydantoins, .leport III. Orientation in the !:onoben7--'-"n- tior, of I ?UB. : hasyar kam. J~olyoalrnt, 65, 14'-c, h, 142- 5 .P3 S T f tP C Tl': No abstra-ct. See 11221MArl. 1959, T-To 16, Vo "711' LFMPM, Naroly; BRKNE&,,Zu~j-.L~RTNE SRF.TER, Magda; PATAKY, Istvan; PFEIFMR,'I~aa Hydantoins, thiohydamtoinsp glycocyamidines. Pts. 1-2. Magy kem falyoir 65 no*3:107-113 Mr t59. 1. Magyar Tudomanyos Akademia Kiserleti Orvostudomanyi Kutato Intozete-Korelettarit Osztalya., Budapest, Eotvos Lorand Tudo- marqpgyetem Szerves-Kemiai Intozete, Budapest, Orvostudomanyi Egyet.em Gy-ogyozertani Intezatep Budapest. BREUER9 J; LEWHRT~ K. Hydantoins, thiohydantoinsj, and glycocyavd.dines. IV. Orientation in the methylation of 5, 5, -diphenylglycocyamidine. p. 263- MAGYAR KEMIAI FOLTOIRAT. (Magyar Kemikusok Egyeaulets) Budapest., Hungary., Vol. 65, No. 7. July 1Y5Y. Monthly List of - East European Accessions (EM) LC,, Vol... 9,9 no. 1, Jan, 1960. UNCL WmT, Karoly; BREM, Judit Alkylation, realkylation awd dealkylation of 2-amino-/+- quinazolinol by amines and ammonia. )~gy kem folyoir 68 no.lq.-. 452-454 0 162. 1. Magyar Tadowanyos Akademia Kisoileti Orvostudomanyi Into- zeta Korelottani, Oaztalya. LEMPERT., K. (Budapest., XI Gellert ter /,); MeERT-SRETER, M. (Buda t ,, BREUER2 J. ( To II,, Gellert ter 4;: Budapest, XI., Gellert ter Hydantoin, thiohydantoin, glycocyamidine. Pt. 2-~. Periodica polytechn chem 7 bo.1:7-19 163. 1. lehratuhl fur Organische-Chemie.. Technisohe Universitat, Budapest (for K, Lempert). 2. Institut fur Organische Chemie der Eotvos-L*rand Universitat,, Budapest (for Lampert-Sreter). 3. Institut fur Facperimentelle, Mediviinische Forschung der Ungarischen Akademie der Wissenschaften, Abteilung fur Pathophysiologie., Budapest (for Breuer). IZMPr!,RT, Karoly; BRSUFAR. Judit; IEWERT UROLYNE- SRETFap M", Hydantoinsj,.~hichydantoins.q glycocyamidines. Pt, 3. Magy kem fol~roir 65 no./+:142-W Ap 854. 1.~ Magyar Tudomanyoo Akademia Kiserleti Orvostudomanyi Kutato Intezete Korelat~~ Osztalya,, Budapest as Eotvos Lorand Tudomanyegyatemszerves-Kemiai Intezet, Budapest. IEWERT, Wo3,v; LZMmTNE SRETER, Magda; BREU~R.--LaQUZATAKI,~. letwan-, PFEIFER, A.Kjara -'Hydantoins, thiohydantoins, glycocyamidiness Ft.11, MAU kem folyoir 69 no.4tl43-149 Ap 163. 1. Magyar Tudomanyos Akademia Kiserleti Orvostudamanyi Kutato Intezets Korilettani Osstalya, 'Budapest; Aotvos Lorarid Tudomanyogyatem Szerves- Kemiai fanozeke es Budapenti Orvostudomanvi EQretqm Gyogyszertaa Intesets, %W: USIQ-~RTI Karoly: BiCEUER, Judit Hydantoins, thiohydantoins, glycocyamidines.Pt.15. Magy kem folyoir 69 no.7:323-.328 J:L 163. 1. Budaposti Muszak-i Egyatem Szerves-Kemifti Tanszeke as a Magyar-Tudo- manyos Akademia Kiserleti Orvostudomanyi Intezete Korelettami Oattalya. IZIPERT, Karoly; BREUER, Judit .4 Hydantoins, Thiohydantoins, glycocyamidines. Pt. 4. Magy kem folyoir 65 no.-7-. 263-264 Jl '59. 1. Magyar Tudomanyos Akademia Kiserleti Orvostudomanyi Inte- zete Korelattani Osztalya. LEMPERTI K. (Budapest, XI., Gellert ter -J.' (Budapest, VIII., Koranyi Sandor u.2/a) Hydantoin, thiohydantoin, glycocyamidine. Pt. 15. Periodica polytechn chem 7 no-4:299-310 163. 1. Lehrstvl~l fur Organische Chemie, Technische Universitat, Budapest ifor Lempert). 2. Abteilung fur Pathophysiologie des Instituts fur -Experimentelle Medizinische Forachung der Ungariscben kkademie der Wissenschaften, Budapest (for Breuer). BREUER, Jaromir, inz. 1 Mechanized supports. Uhli 7 no.4:145-147 165. 1. Institute of'-Coal Mining Machinery, Opava. LEWERT, Karo3,y, dr. (Budapest, XI,, Gealert ter 4.); ZAUTER, Karoly (Budapest, XI., GellerL ter 4); BREUER, Judith (Budapest, V111., Xoranyi Sandor u. 2/a) Hydantoins, thiohydantains, gl-Tcooyamidines. Pt. 17. Periodica polyteelm chem 8 no.1t21-28 164. 1. Department of Organic Ghemistry, Polyteolmical University-, Budapest (for Lempert and Zauer). 2. Department of Pathophysiology, Institute of Experimental Medical Research of the Hungarian Academy of Soienoesp Budapest (for Breuer). ROM, M. 00000*9"V Present concepts of pathology andL therapy of surgical inflaiwatory diseases. lak. linty, Brno 6 no.16:473-481 concl. 15 Aug 51. (GLKL 21:4) 1. Of the Surgical Clinic (Homd-Frof. J. Podlaha, M.D.) of Masaryk University, Brno and of the Surgical Department (Read-K. Breuer, M.D.) of the District Hospital in Moravska Trebova. 2. Parlov's concept of pathology and pathogenesis of Inflamations. Emm, K.- ". "' r------ Relation to cancerous calls to endocrine glands. Roshl. chir. 31 no. 10-11:266-z84 1932. (CLML ?A;I) 1. Of the Surgical Clinic (Head-Prof. J. PeAlaba, M.D. ) and of Ahe Institute of Pharmacology.,(Head-Prof. StIp. M.D.), Masaryk Un:~ver- 6ity in Brno and of the State District Heip1tal in NoravskalTrobovi. (Head-Brener. M.D.). BREUERI M. *Blood Pressure Fluctuations with Psychoton Durinq and After the Operation." (Surgi,Ial Department of the CYUNZin Moravskn Trebo4a) SO: Rozhl. v. chir., Prl--gue, Vol. 32 (1953), No. 12, pr,--.. 630-660. BRIM, Hiroslav. Dr; MACHA Karel, Dr modifications of leukocyte count duriW operation. Iek, listy 9 no.14:322-325 JI 154. 1. Z chirurgickeho odaeleni (Primar Dr M.Breuer) a z odaeleni vnitrnich chorob luzkove casti OUNZ v Nor. Trebove (primar -Dr J. Spicka) (IMXGCYTZ COUNT, *in surg.) (SURGERY, OPJWIVX, blood in, *1sukocyte count) DREEUNM-, S. Two "Lamiairest' from Sumatra and two new forms of Porcadion of the Budapest Museum (Coleoptera, Cerambyeidae). In Grench. P-403. yar Nemzeti Mezuem Termazettudomapyi Muzeum Evkonyve, Vol. 7, 1056, (Map Budapest, Hungary) SO: Monthly List of East European Accessions (EEAL) LC. Vol. 6, no. 9, Sept. 1957. Uncl. BREUS F S inzh.; DRUIGLO, R.B., inzh. New deusign of hooks for climbing wooden poles. Enargetik 8 no 9; 1-2 S. 160. (MIRA 14,9) (Electric lines--~~Oles) I I BREUS, F.S., inzh.; DRUHMN, R.B., inzh. i Sirall-sized compound pulleys. Energetik 8 no.9:19-20 r s 6o. (MMA 14:9) 1 (F~ulleys) 11% _DgUq,_F,S., ~i~zh. New design of hooks for climbing wooden poles. Energatik 10 no.302-33 Mr 162. (MIFUI 15;2) (Electric lines-Poles) 5(~) SOV/71-59-3~18/23 TITLE: Determination of Acidity During the Inspection of Alcohol Produotign (Opredeleniye kiplotn9sti v kontrole epir-tovo'go Proizvpdotva) PERIQDIGALe Spirtovaya promyshlennost', 1959, Nr~3, PP 41-42 (USBR) ABSTRAM Acidity to an important Indicator of semi-produoto in the pro- duction of alcohol. In the determination of the titratable acidity methyl-red is usually employed as indicator. However, to obtain a* more marked-ohange of oolor, it is better to use a' mixture of two indicators, viz. neutral red and methylene blue. Comparison of results obtained in determining the titrable acidity with methyl red and with mixed indicators are shown in a tables In each case two parallel analyses were performed'by 2 chemists 3 times, As can be seen from the table, results ob- tained with the mixed indicator show a closer similarity of re- sults than in the case of those obtained with methyl red; this Card 1/2 shows that with the mixed indicator a more abrupt change from BOV/71-59-3-18/23 Determination of Acidity During the Inspection of Alcohol Production one color to another is obtained, which change indicates the end of titration. Analyses were made of several semi-products including sweet mash, yeast, fermented (ripe) masht molasses preparation. There are: 1 table and one Soviet reference. Card 2/2 BREUS$ F.S.., inzh. ~ 14Aortruck for operations on electric lines. Energetik 9 no.8:19-23 Ag- 161s (KM 1418) . (Eleatric lines-Overhead) (~btortrucks) B,BEUSIV F.S. inzh.; BRUKW., R.B., inah. Now safety belts for eleotricians. Energetik 9 no.10:25-28 0 161. (KIFA 14:10) (Safety belts) BREUS$ K. A. Breus, K. A. and D'Yachenko, V. Ye. - "Hydrodynamic shook in a solid cylinder and in vessels fi3-led with liquidalp Sbornik trudov In-ta matematiki (Akad. nauk Mcr. 8SR),, No, 121, 1949,, p. 127-43o SO: U-411, 17 JulY 53, (Letopis 'Zhurnal lnykh Statey, No. 20, 1949). B?-P its, KA T~- f-Id nf Source: Hathemiatical Reviews. Vol No MWS, K. , POIDZHIY, G. Vadim lvgonlevicb Dliachemko; obituary. Ukr.mattzhur. 6 n0-3: 367-368 154. (MLRL 8:5) (Dliachanko, Vadim Bygenlevich, 1896-1954) BRATS, K.A. On the asymptotic solution of linear differential equations having periodic coefficients. Dop. AN IMSR no-5: 415-418 155. OUSA 9:3) 1. Institut matematiki All MM. Predstaviv akademik M.M. Bogolyubov. (Differential equations, Itnear) _r- v A 124-11-13098 Translation from: Referativnyy Zhurnal, Mckhanika, 1957, Nr 11, 1) 117 (USSR) AUTHOR: Breus, K. A. TITLE: The Inertial Non-Stationary Motion of -A Solid Cylinder. (Inertsionnoye neustanovivsheyesyri dvizhen'y- sploshnogo tsiliridra.) PERIODICAL: Dopovidi A. N UkrRSR, N56,Nr 4,pp 321 - -124, Ukrainian. ABSTRACT: Investigation of the problem of the inertial motion of a solid cylinder in rcsponst~ to the in-tpcl of a stiff plate ipon its upper surface. The problem is reduced to the ~:.olution of a Laplace equation with given boundary condit"ons, The, equation is -~;olved on an integrating computer. The author points out the good agreement beiween the solution thus obtained and +est results. Ye, Kh- Agababvan Card 1/1 60-N U K S Vz. cit, AUTHORt Breust K.A. (Kiyev) SOV/41-10-2-1/13 TITLEt On Some Differential Equations in Banach Spaces (0 nekotorykh differentsiallnykh uravneniyakh v banakhovom prostranstve) PERIODICALs Ukrainakiy matematichankiy zhurnal,1958,Vol 10,Nr 2, PP 115-120 (USSR) ABSTRACT: The author considers linear differential equations (1) dx . A (tat) x Tt" where A(W t) is a linear operator with the period T defined in a Banach space and ta is a "large" parameter. By the substitution Qt (1) becomes (2) dx A(-b) x W It is proved that there exists an operator function U( V, E) which is periodic in Tj and analytic in E and with the aid of which (2) can be brought into the form Card 1/3 An Some Differential Equations in Banach Spaces SOV/41-10-2-1/13 (3) (,EY d t, by the transformation x U(V, &)y , where is a constant operator. Here U satisfies the equation (4) dU (AU - U 71-V 112 and U( and are analytic functions of f 00 00 (5) UM 6) E + 6n Un (E) =T_ En 06h Z n-o The coefficients Un ('G) and Mn are determined by sub- stituting (5) into (4) and comparing the coefficients. There are 2 Soviet references. Card 2/3 On Some Differential Equations in Banach Spaces .SUBMITTEDs May 159 1957 1. Topography 2. Differential equations.- 4. Transformations (Mathematics) SOV/41-10-2-1/13 3. Operatbrs (Mathematics) I Card 3/3 AUTHOR: Breus, K.A. SOV120-1 2 3-1--:4/54 TITLE: -On--tre_1'e`du"cibility of a Canonical System of Differential Equations With Periodic Coefficients (0 privodimosti kanonicheskoy sistemy differentsialfnykh uravneniy s periodichaskimi koeffitsiyentami) PERIODICAL: Doklady Akademii nauk, SSSR, 1958, Vol 123, Nr l,pR,21-24 (USSR) ABSTRACT: Given the system N dx JH(W t)x, dt where x - (qlgq ... 9q 9p19 11(c.)t) is a real symmetric 29 m P29'-'-gPm periodic matrix function and 0 -EM 0 ( where Em denotes a unit matrix of-the order m. Puttink Cm ot, then from (i) one obtains (2) dx r, JH( V)x, d-c - Furthermore the author carries out a transformation x - U(C 9 )Y, where~ U(C, f-) is a 27C-periodic matrix function in'C and y has to Card 1/2 On the Reducibility of a Canonical System of Differential SOV/20-123-1-4/1 Equations With Periodic Coefficients satisfy the differential. equation dr JHy, where T~ is a mairix with constant elements. It is shown that H is symmetric; therefrom it follows that the Hamiltonian system (1) with periodic coefficients is reducible to a Hamiltonian system with constant coefficients. The author uses_properties of U( C,E of the preceding publication of the author LRef 11. The author thanks N.N.Bogolyubov for advices. There is 1 Soviet reference. ASSOCIATION.Institut matematiki Akademii nauk USSR (Mathematical Institute of the Academy of Sciences of'-*heVk`iaini&n 33R) PRESENTED: June 24, 1956, by N.N.Bogolyubdv, Academician SUBMITTED: June 20, 1958 Card 2/2 '*-~ ~K.A. _(Kiyev) One class of linear differential equations with periodic coefficients, 0 - (MIRA Ukr. mat. zhur, 12 no-4:463-466 160 .14:3) (lUfferential equationev Linear) It - MITROFOLISKIY Yu.A.rotv.red.; BEREZANsxly, YU.M., red.; KOROIXUK, V.S.., red.; PARAqUK,, O.S... red.; SoKoLoy, YU.D.p red.; FESHCHENKO, F.F., red.; FILICHAKOVI P.F., red.; MMS, K.A.) red.; MELINIK, T.Sop red.; BEREZOVSKAyA. D.No) tekhn.-red. [Approximate methods of solution of dAfferential equations) PrIblizheiu%ye matoctr resheniia differentsialinYkh ura-vnenii. Kievy Izd-vo AN USSR, 1963. -153 p. (MIRA 17:3) 1. Akademiya nauk URSR, Kiev. Instytut matematyky. ACCESSION NR; AP4015117 S/0041/64/016/001/0072/0078 AUTHOR: Brous, It. A. TITLE: Problems of steady-state inertial motion of an ideal fluid SOUME: Mr. matem. zhurnal.. v. 16,, no. 1., 1964,, 72-78 TOM TAGS: steady-state motion., inertial motion, ideal fluid, power impulse., inertial force, hollcm, cylinder., hollow sphere,, impulse pressure ABSUIATt The author solves the problems of pressure on a hollow cylinder and a hollow sphere, subject to a suddenly applied impulse p*ressure directed perpendic- ularly to the external surface of these bodies. ~He assumes the material of their shells is an ideal incompressible fluid, The physical basis for this schema is given by M. A. Lavrentlyev (Xumu1yativny*y zaryad i printsipy* ago raboty*,, UMN, -t. xii,,vy*p. 4 (76), 1957).- Grige art. has: 31 formulas. AS=IATION n&o( SUMaTTED: O51qar62 DAU ACQ: I&Iar64 EXLt 00 MR.- Al I NO.W. sov:'~ 0034 OTHER: 000 BREUS L-K-J.-Myev) Some problems of unsteady inertial motion of an ideal fluid. Ukr. mat. zhur. 16 no.1:72-78 164. (MIRA 17:5) FPS ~. K. . 1. - I -L - "On the theory of almost periodic solutions to ordinary differential equations" (doctor's dissertation of V.Kh. Kharasakhala). Ukr. mat. zhur. 17 no.2:137-138 165. (MIRA 18:5) MITROPOLISKIY, Yu.A., otv. redo; BEREZANSKIY, Y-i.M.P red.;-BaELU, red.; 22-10ROVICH, V.A., red.; LYASHKOI I.I., red.; MARCHENKO, V.A., red.; PARASYUK, O.S., red.; POLOZHIY, G.N., red.; FILICHAKOV, F.F., red., KULAKOVSKAYA' N.S., red. [Mathematical physics] Matematicheskaia fizika. Kiev Naukova dumkao 1965. 156 p. (MIRA 18:81 1. Akademiya nauk URSR, Kiev. BREUS, K. A. Session of mathematicians of the Academies of Sciences of the U.S.S.R. and the Ukrainian S.S.R. Ukr. mat. zhur. 17 no.6: 135-137 165. (MIRA 19:1) L 44335-66 EWT(d) 1JPW ACC NRa AP6019054 SOURCE CODE: UR/0041/66/018/001/0003/0010 AUTHOR: Breus K. A. (Kiev) ORG: none TITLE: Canonical Systems of differential equations with rapidly variable parameters SOURCE: Ukrainskiy matematicheskiy zhurnal, v. 18, no. 1, 1966, 3-10 TOPIC TAGS: mechanics, Hamilton equation, partial differential equation ) MA7-R14 rc-Werv-OA-~ 3 e0A>srot-,vr ABSTRACT: Numerous problems of physics and technology are reduced to a study of ca- ,nonical systems of differential equations which may be written in the form ItIX JH (c4 x, dt where x is a vector whose'components are all t~e ca"nonical coordinates and momerita .describing the system, H( wt) is a real symmetric matrix function whose elements are coefficients of the Hamiltonian describing the system (these coefficients are periodic functions of t with a 2 w/w period), and J is 0. bn)~. - (-1,. 01 - (2) - (0 and Im are zero and unit matrix-of order m, xes'pectively). The author establishes a transformation x - y such that the original canonical system (1) with variable coefficients is replaced by a canonical system 44335-66 . k , MUS, K.A. : I - ..---b"i:L:-Aiiiiimclrovich Grave; 6A thb 100th anniversary of his- birth. Alki. mat. zbur. 15 noj.-'235-239 163,- (KERA 16:12) L_46582,46-. "T(4) I 7 7 ACC N& AF"1089 SOMM CM, MVQ041/65/017/006/0135/0:L37 -AUTHCHt Brous. K. 0: cffiGt' none T=t Soosjon:of mathematicians of the acidomieo,of o clences of the WSR and the' AwaInjin ''SSR SOMM I Merainskir matematich")dy,. shurnel To 17j to, 6,, 19650, jj~_j37 -TOPIC TAGS: ordinary differbntial e4uatiOnp asYmPtotic methodp pathematic conference, ~bqrtiM problem, differential equation,, celestial chanics nonlinear . equation joint m e: A* thema c8 of iiii'Of TPAcT,, - eting of the f)6jTaiArnbnt of Ma the Acade' Sciendes SSR and the Departme MR and Cl-her- ';t6ber 0 linetics of the Ukrainian Acaderny of Sciences was held in Xiev, 14-15 F19659 Academicians and corresponding members -working in the most impor-4, Itani mathematical centers of the USSR took part in this meeting. The tre 9 of: -ineeting was- dedicated to evaluatingthe.pre,"nt ~qtabis.and the basic nd studies for the last fe'w"_ i e-a'rs in the field. of ordinary diff erential equatLon'J-._-_- i' A survey paper. evaluating the progress: made in ordinga differentiiLl ai ian MftropoPs~q, an Jkr n ,_*~s esented by Yu. 'A. academician of the T Tr ca IL6 ~-_L 2658246: ACC NR: A,16W.1089 He .A66demy of Sciences. st'r sed that the needs of modern phyBics and engineering have brought about increased study of ordinary differential equatio, ns ,in various scientific centers of the USSR. Essentially new results were obtained In the' field of systems of ordiruir idiff erential equations with a small parameter multi lying the highest order.,,,. p d vative~- An entirely new approach-foi studying such equations was eri pr ryakin on the-ba'sis of studies of faBt motions. A very posed by 4 S. Pont Amportantrole in developing the' general theory of ordinary differential equations was played by a cycle of studies on the mathematical theo of ry -optiffium processes. Of particular interest are 'studies of nonlinear sys-, tems..with a small varameter inultiplving.the,.de,ri,~ativ'es,l, A new method was developed in the theory of stability of p6kiirbed .11amiltonian systems which makes it possible to prove the existence of a lar IRS ge class of stable solutions in the c sical three-body problems This method is applicable to the study of both classical and modern problems,; An important placein the the'or~ of differential equ~dionsls occupied Tby the -asymptotic methods of nonlinear mechanicsd -,In a series of studies by N.- N. 13ogolyuboy, ound mathe Imatical foundation's were laid for the .method of averaging which has been' applied1or ~a long time in problems of 'kelesti gnicsj~ knew.approacht the qualitative Jheor. n, mech v--qf differe -Cbrd ell 582-66 iCC *R, . 1. fP6001089 0, tial- equat ons based,on the ideas -of Ihe theory of inte almanifoldsmide gr sit possible to. establish a mathematically better grounded relation between the solutions, of exa,et and approximate, equations obtained by the averaging ,:method. . The method of integral- manifolds made it possible to lay rigorous mathematical foundations forthe single4requen~y.rnethod of nonlinear -mechanics and to extend considerably the domain of its 'applicability. in the last few years, considerably. greater attention has been paid to the study of differential equationsmith 'random parameters and random unc ons, These -studies'dealt not only With the existence and u quenesso- solutions of stochastic differential -equations, but also with their stability, boundedness, on the infinite interval of time, and asymptotic expansions'. The application of modern methods of: functional analysis to the study ~Iof ordinary differential equations in 1unctional spaces appeared to be very fruitful in the d e*velopment of the theory. of such equations. Very important and extensive studies -were carried out in the theory o differential equations with a. delayed argum ent. Particular attention'was 'paid-to the,,study of thoseequations -which d6scribethe processes Withafter-'- jWfe6ts that ate connected with'numerous urgent problems in engineering. ands 3A Ca~d -1,'~6 -66 _582- ACC Nit:,- 'AF6001M In a pap6f by N. P, YerugW_'and A~ I.,Yablonsktv entitled "Studies in the'analytic theory of differpntial.~ecq~ations, " the latest results.were presented in the theory of moving singular.points of a system of two ordinary; differenti al equations, and of -.one, second-order equ~ation of the Painleve'.-. type. --A p~perb INs D. Sokol6V: and 'A* Luchka entitled "On the y ns, cited ~development of the method Pf averaging of functional correctio a studies on the aj arge number of pproximate solution of ordinary differential equations carried out at the Institute of Mathem&tics'of the Ukrainian Abademy '2f Scienem th L 1. Gikhman presented a paper*entitled On certain problems.in i e S theory of differential equation in the presence of random distarbances, in which the problem of the existence afid stability of solutions of a sto-chas- tic differential equation which describes the- didturbqd motion of a dynamic system was analyzecl, C6 nditions under' whieb solutions e--dst and are stable, were established. F lball~ Vi At Milli onshchik by iar ew J yp esen,ted A paper entitled. N stability criterionfor nonlinear- equations with periodic coefficients,"" Orig, art. has: .2 foimu~o. 424o4_7 S UB C=-t 32 O.'r, SU3M DAV,*! nolm 6/6 CiArd- BREUS, N. K voprosu 0 planirovanii perevozok. ZO-n the question of planning freight traffi,C7. (Planovoe khoz-vo, 1934, no. 8W, P. 79-89). DLCi HC331.P52 SO: Soviet Transportation and Commnications, Reference De~ ~tmeHt, Wa-shlngton, 1952, Un-c Library of Congress, BI.EUS, 11. and SIILEKFI-!~'~*, ~. odvi-7hnoi ,:osittiv zheleznodoruhnogo transporLa I ego lspollzavarlie. fThe rollinf? r - stock or railroad transportation system an(I its utilizatlon7. (Planovoe khoz-vo, 1935, no'. 8, p. 72-92). "Discusses Kaganovichts fori~ed meksures." LILC: II(',33l.P52 SO: SOVIET TRATISPORTATION AND COI-MUNICATIGHS, A BIBLIOGUPHY, library of Congress Reference Department, Washington, 1952, UnclassifiPA- I- , - - . BREUS~ O.M., inzh.; TILLES, S,A.y kandtekhn.nauk; ORINICHEV,, K.F.~ inzh. "Economic control of the operation of a Aleksandrovskii. Rev.iswed by 0,,M*Brew,, no.7.-89-90 il 161. (Industrial --gement) (ileksandrovskii., A.P.) machinery plant" by A.P. S.A.Tilles. -Yeatmash, 41 (MM 14.-6) 1UTHOR: TITLE: PERIODICAL: W440 S/057/60/030/009/004/021 B019/BO54 Breus, S. N. The Stability of a Liquid Current-carrying Cylinder of Pinite Conductivity Zhurnal tekhn-icheskoy fiziki, 1960, Vol. 30, No. 9, PP- 1030-1034 TEXT: In the introduction, the author discusses some theoretical con- siderations on the experimentally proved deterioration in stability of a mercury jet by an external field. He mentions papers by V. D. Shafranov (Refs. 4, 5), who investigated-the stability of a plasma~tolumn of finite conductivity on a model taking account of the penetration of the longi- tudinal magnetic field into the column. The author points to the short- comings of this model, and in his investigation proceeds fru the magnetohydrodynamio equations for an incompressible liqui~.NThe magnetic field components inside and outside the plasma column are discussed along with the correction of the internal magnetic field, rendered necessary by the finite conductivity of the plasma. Therefrom, a dispersion equa- tion is,obtained in an extensive expansion. From the study of this Card 1/2 The Stability of a Liquid Current-carrying S 0~'k60/030/009/004/021 W I Cylinder of Finite Conductivity B019/BO54 expression, the author concludes that the stability of a plasma of finite conductivity deteriorates as compared to that of a plasma of ideal con- ductivityo In particular, he studies long- and short-wave disturbances, and shows that the resdlts obtained here are in qualitative agreement with the experimental results. Finally, he shows for the case of good conduc- tivity that an additional surface current is induced by the shift of the plasma boundaries. The instability of the plasma column develops within this layer, and it is thought possible that these instabilities do not appear with a smooth distribution of the undisturbed current if the plasma column has no sharp boundaries. The author thanks V. D. Shafranov, Doctor of Physical and Mathematical Sciences, for advice M assistance. There are 6 references: 3 Soviet. SUBMITTED: February 29, 1960 Card 2/2 SVENTITSKIYy flikolay Semenovich; KOIUTSM , V.G., retsenzent;_BREUS T.K.0 red.; KOZLOV, V.D.$ red.; BRUDNO, K.F., tekhn. red. ___L__ J [Visual methods of emission spectrum analysis] Vizuallnye metody emis- sionnogo spektrallnogo analiza. Moskva, Gos.izd-vo fiziko-matem.lit- ry, 1961. 314 p. (MIRA 14:12) (Spectrum analysis) 0 ZISW~ Girgb Abramovickj dote.; TODES,, Oskar Movs~evich, prof T.K,., red.; VMES, L.F., red.; KMCHKOVA,-V.N., tekhn. red. (General -pby~iea evarm) Kurb obshchei fiziki. Moskva., Gos. izd-To fiziko-matematicheskot lit-ry. Vol.3. (Optics, atomic and molecular pbysics, pbysics-af atomic nuclei and elementary particles] Optika, fizika atomov i molek~lp fizika atomnogo iadra i elementarnykh chastits. 1961. 444 .p. (Pbyeico) (MIRA 14910) SAVELIM, Igor# Vladbdrovleh BREU�,-TZ. red.; KUZNETSOVA, Te.B., red. ; 14URASMA,'-W.Ta., tekbn. red. [General physics course]Kurs obshchei fiziki. Moskvat Fiz- matgiz. Vol.l.[Meohanioap vibrations W wivenj, molocular pbysios)Mekhanika., kolebaniia i volzW$ molekuliamaia fizika. 1962. 403 P. (KERA 15-9) (Physics) ZELIDOVICH, Yakov Borisovich; RAYZER, Yuriy Petrovich; red.; J3RUDNOj K.F,,, tekhn. red. [Physics of shock waves and high-temperature hydrodynamic phenomena] Fizika udarnykh voln i vysokotemperaturnykh gid- rodinamicheskikh iavlenii. Moskva,, Fizmatgiz, 1963. 632 p. (MIRA 17:2) FABELIIISKr_ llrmanuil Lazarevicb; BREUS N.A.9 red. I . j~ -ToKup red.; RAySyAyA .1 [Molecular scattering of llght] eveta. Moskva MOJekuliarnoe rassaianie I j, Nauka, 1965, 511 p. (MIRA IS:12) N _7~ L 1540-66 ns-2/mV %)LF ...... War. v I EP~(c)&CqLg L Ft it r3/ ACCESSION NR: -AT50235T7 UR/0000/65/000/000/M51/0 AUTHOR: Afonin V. Vt; Preus. T. evich G, L.~';' Gorozhankin, B N rifikadz_~ Rybahinakin R. Ye. G TITLE: Kosmos-2 ionosphere experiments SOURCE: Vsesoyuznaya konferentsiya po fizike koomicheako&o vros 1965. Isiledovaniya koemicheskogo prostranstva (Space research), t?nLq konferentai Moscow, Izd-vo flauka, 1965, 151-167 TOPIC TAGS: 'artificial eartboatellite, ionosphere, ionosphere composition, iono- spheric plasma, ion temperature,,electron.t.emperature, ion trap, honeycomb trap, metal-photoemizsion,_E_ysEion, Kosmos 2 Kosmo hed on 6 April 1962 into ABSTRACT: ThL s-2 artificial earth sateUite laune -491, (peeig, an orbit from 490N to 8 ee.muW kmand.spogee A,1546 kin), was intended for structural-study of the,ionosphere and-the attendant characteristic processes -therein. In addition tb~a direct telemetering system, information storage 6quip~ ment was installed on' board;Lhe:-satellite.'' The rincipal tasks of the iateuite verett p 1) to remeagure the ion conc~ntrdtl:ch. tnd the cheiaic!al coMositiorr of the io-nospheric'- region from 500 to 20010, ki (fjrst~done in,1958 ~tha thir 0 -et -Sputnik) amugg ACCESSION NE. AT5023577, eriod decreased-solar activity, 2) to investigat the ionospheric regfo a 0 e p above 1000 km under"nocturDal and~twilight-cohdit ons, 1 3) to measure the positive ion temperature by means of a: n'w method - using honeycomb-type ion traps with a very narrow directivity pattern; h) to:sound both the ion and electron components of the ionospheric plasma in order to measure the electron,temperature and concentration (from 1--212 to 6oo km) by me an sof.cylindrical Langmuir probeB; and 5) to use a sys- tem of plane ion-traps for determining th~ satellite attitude with respect to its velocity vector. A honeycomb-type ion trap isshown in,Flig. 1 of Enclosure. It consists of three electrodes (collectors-antipbotoelectron grid for suppressing photocurrent on collector surface, and an external honeycomb cap, connected to the satellite).. The maximum ciurrent in such a trap is 'achieved when the velocity vee- tor of the incident ion biam is normal to the collector. In addition to the above experiments, measurements--.6f the variation in photoemission from metals, (due to the sbort-wave solar radiatioi the. frequency region 'near the ionization maximum of the F-region) were made u, determine the -total ultraviolet absorption in the F-re- gion. It is, stated that, 16 "experiziental. rehUts ftom Ue Kosm'084, Mitision will be in preparing noif nospherib studiest. Grigfk~ &4. haa.--,,.l table,. 6-fonmulas, and 15 [IrKI figures ASSOCIATIOlu 'none~., x- INV xv~r, WWI i Vy ZLA.M 4: - Cam' LI-274-66 EWA(b)/EWT(m)/FCC-. 4/M_ i'ACCESSION HR., ATS023581 UR/0000AV000/000/0189/0192 1AUTHOR, Breust'T. K.;~Gdal6vich, G. L., 'TITLE: Electron andion temperatures in the ionosphere 1SOUPCE:~ V konf6rentsiva Do fizike:koamichesk rostranstva. Moscow, -sesoyuznava ogo ~1965. Issledovaniya koamichesko oprostranstva (Space researqh); truay konferentsii. 9- Moscow Izd-vo',Nauka, 1965, 189-192 jTOPIC TAGS;~ iontemperature, electron temperature, 'ionosphere, artificial earth !satellite, satellite' data analysis IABSTRACT: The authors analyze-data from direct ineasurements of Te and T,- made by I xplorer-8,11 "Eiplorer-17,11 "Allouette-lill ."Ariel-1,11. "Kasmo American pnd by and Japanesevyrockets The results of the analysis show daily vWAations in the electron teMp2raturTikup to A1200 km as a function.of latitude and.altitude. Since, ithe ion temperature was measured in only; three.ex eriments, one of which has not ye I p ~been published,there was no basii,i for conclusive results. A maximum in the elec-1 I;tron temperature is usually observed-in'the morning hours immediately after sunrise.. jhe T,,ITi ratio -is considerable in-the maximum.region of the F layer and may reach Card 1/2 ACCzNRI AP6000305 ia. the'nean miaso of the )Lonis. P~tfier'more ~,ihe relationship between the eleetrpn and -temperatures: alw~db&-i6ieriieb 'the hiat balance in the i~nosj&ere. The, study is ;Ion, performt e-and r6cket'- prcbe~ data'and: otlhei,l AndiriaLt n6sns-~ of me "~ar-tia d t~n iIi;f&e_i9nosphere,AFPrior risearch and data .0611i~cting-nlssione are reviewedi-, including the flights of C& : i1je. "~Wj"i6n Of L sJ60titij temj*ratare with height - anti tiM16 Of- .6utfi~ similtaneous.-talu s-of'eleotron tem y-4ra 1--baeAtea:along, W't4 'aL:j?lctL*, 0 jiA th -there .1 9 emperature ofmAhe amtra' cono ude L ~hjt "U .0" th_ in~ tio-T -kidlibrium a,- onom pre'and"undeir,ciertain 6 .cuditions the,ra hi- .'"-2 or -3- t hisk-Alt -'&W T 8 as . 6b.+Ii 'the: about "M,b gh A V 4 n~'L I t IkeAoA e6tron t6mpe a are -'about:. 0 3, in the :lower.: lati. and el' tillie Ual V the 44~iitor- with Increasing at greater latitud B.L ~ T .=es a 374pidl *i h4jelt: Up' to L406- )in :aftbr i&ich, a negative gradient a ts 6 in.-'L y th e The data~tor beyond 409 kd are Insuffi bient to allow-arq generalizationLof resultip 'ahdo in gmerall, the data on Ti it", less abundant than those for Tee The authors thank IL I. Orimmus for his constructive criticism. Orig. art. has: 5 figuds and 4 equations. CODES 04/',B= PM: OftIG RM 012/ OTH MWs 043 Lc-*%.- 2 L Card BREUSENKO, D. Correlation between economic thought and economics. Vop. ekon. no.8-125-129 Ag 161. (MIRA 14-7) (Economics) BREUSENKO D-P - ORESHKIN, V.V.; SHUKHOVI N.S.;-MALININ, P.V., otv. t Al OTOPOPOVA, N.V., red.; VidnVA, I.V.j' r .; PR tekhn.red. [Methodology problems of the history of economic thought] Nekotorye voprosy metodologii istorii ekonomicheskoi mysli, Moskva, Mosk. in-t inzhenerov geodezii, aerofatos"emki i kartografii, 1963. 71 p. (MIRA 16:3) (Economics) BRI-lJ-SCV,G.P.,Cand 6hem Sci-(diss) 11~'tudZr of flno--~ide :~~nd cea-tain flu c-bcry1h7A, c ~; . 111113~%. 12 (~-O- "-~;;,4,, U i--., T Gt-Ij of 1nor(:-,-ii-Jc Chcm*1.~;ti-,,), 100 on ANOM-wp"t (!'-'IvO-5~ 1 -in) ;V/ - 149 - AUTHOR S: Kuvyrkin, Oo No, Breusov, SOV/156-58-4-12/49 Novoselova, A. TITLEi. Thermal Analysis of the System BeCl -BeF2 (Termicheskiy analiz sistemy BeCl 2-BeF 2) PERIODICAL: Nauchnyya doklady vysshey shkoly. Khimiya i khimicheskaya tekhnologiya, 1958, Nr 4, pp 660-G63 (USSR) ABSTRACT: In the present paper the thermal investigation of the system BeCl 2-BeF2 was carried out and the phase diagram was plotted. P-arestbarylliumhydroxide was used as initial material for the chlorides and fluorides. Beryllium hydroxide was converted into beryllium oxide by annealing at 10000 C, and was then converted into beryllium chloride by chlorination with carbon tetrachloride at 10000. Beryllium fluoride is obtained by thermal decomposition BeF of (ITH in vacuum. The thermal analysis of the system ) 2 4 4 BeCl 2-BeF2 was carried out by means of Kurnakov PK-52 pyrometer with platinum-platinum-rhodanid. The fluorides and chlorides of beryllium form a simple eutectic with the composition Card 1/2 72.5 mol~o BeF2, and a melting point at 3o6Oc. I . Thermal Anallysis of the System BeCl 2-BeF2 SOV/156-58-4-12/49 The thermal analysis shows a weak endothermal effect at 1100 C, which indicates the transformation of unstable beryllium f^lucride into a highly stable form. The melting point of beryll'i,im fluoride was determined to be 4211C. The heatingeurves of the samples show effecits at temperatures higher than the liquidus temperature, which indicates the boiling of the BeCl -BeF2 melt. In the case of a higher beryllium chloride f=I-ent no solid solutions were found by means of X-ray analysis. There are 1 figure, I table, and 8 references, 4 of which are Soviet. ASSOCIATION: Kafedra neorganicheskoy khimii Moskovskogo gosudarstvennogo universiteta im. Me V. Lomonosova (Chair of Inorganic Chemistry at the Moscow State University imeni M. V. Lomonosov) SUBMITTED: June 20, 1958 Card 2/2 AUTHORS: Brousov, 0. N., Novoselovat A. V., 20- 118-5~,.,~4/59 Cor-r-e-s-p&n-& Hn" mber of the AS USSR, I e Simanov, Yu. P. !; TITLE: Thermal and Roentgenophasic Analysis of the CsF-BeF 2 System and Its Interrelations With the MeIF-BeF2 Systems (Termicheskiy i rentgenofazovyy analizy sistemy CsF-BeF 2 1 yeye vzaimootnosheniya a sistemami tipa MeIF-BeF 2) PERIODICAL: Doklady Akademii Iffauk SSSR, 1958, Vol. 118, Nr 5, pp. 935-937 (USSR) ABSTRACT: The Me+ F-BeF2 systems can be regarded as weakened fluoride "models" of Me 2+ O-Sio2systems with Me 2 representing Li, Na, K and Rb (references 2-11). The first system mentioned in the title above was to be investigated from the aspect of the changes of stability of different fluoroberyllates. In this system four compounds were found: Cs 3BeF5 Card 115 CS2BeF3 , CsBeF 3and CsBe 2F5* They all could Thermal and Roentgenophasic Analysis of the OsF-BeF 20-118-5~24/59 System and Its Interrelations With the MIF-BeF 2 2 Systems easily be produced by fusing together the component mixture in stoichiometrical proportions. The investigation of the system in the 0 - 33 % BeF 2 range is rendered difficult by the extreme hygroscopic properties and other disturbances. Thus a part of the diagram (figure 1) is only based on the cooling curves. The other part is based on the heating curves. For CsF the the melting point was determined to 6880C (similar to reference 13). With 14% BeF2 and at 5980C Csf formed a eutectic with Ca 3BeF . This melts incongruently at 6590C. At 6170C this compouna suffers a polymorphous transformation. For Cs 2BeF4 the melting point was determined to 7930C. 1tv polymorphous transformation took place at 4040C. CsBeF 3 melts congruently at 4750 C and shows two polymorphous transformations. The eutectic of Cs 2BeF4 + CsBeF 3 is at A490C and with 48% BeF 2- CsBe 2F5 shows its polymorphous Card 2/5 transformation at 4500C, melts congruently at 4800C and Thermal and Roentgenophasic Analysis of the CsF-BeF 2 20-118-5-24/5o, System and Its Interrelations With the MIF-BeF2 System forms eutectics with CsBeF3 and BeF 2* The great similarity between the phase diagrams of the CsF-BeP2 system and of the CsF-ZnF2 system is striking (reference 14). The individuality of the ceasium-fluoreberyllates was confirmed by roentgenophasic analysis. It was found that the quartzous BeF2 exists only up to 5800C and melts at higher temperatures. The cristobalite-like form occured only up to 535OG and slowly changed into the quartzons form (from 1500C UP). It could not be determined, whether the dis- appearance of the cristobalite-like form of BeF 2 above this temperature is caused by its melting. The polymorphous transformations of CsBe2F5 and CsBeF3 were confirmed by X-ray analysis at high temperatures. Moreover the absence of polymorphism with CsF up to 4000C was proved. For Cs2BeF4 and CsBeF3 the values of the axis parmneters of the lattice were determined, which proved to be rhomboid. The pycnometrical density was measured. With regard to the axes Card 3/15 CS2 BeF4 is a better crystallochemical analog of B2SiO 4 Thermal and Roentgenophasic Analysis of the CsF-BeF 2 20-11-8---5:-24/59 System and Its Interrelations With the MIF-BeF 2 Systems than Rb 2BeF4(reference 11) in spite of the difference of the radii. Figure 2 shows the dependence of the destruction temperatures of the crystalline lattices of the fluoreberyllates (congruent melting, inconGruent melting, decomposition in solid state) on the cationic radii. The diagram shows that the compounds of the MeIBeP are most stable. This stability is increased from Li 2 4 to Rb, and is decreased insignificantly from Rb to Cs. For MeBe2F5 compounds there is hardly any change of the decomposition temperature from Li to K. Compounds of this Rb and Cs combination are considerably more stable and melt congruently. There are 2 figures, 1 table, and 15 referenceq 7 of which are Slavic ASSOCIATION: Moskovskiy gosudarstvennyy universitet im. N. V. Lomonosova (St~te'University imeni M. V. Lomonosov, Moscow) SUBMITTED; October 8, 1957 Card 4/5 I Thermal and Roentgenophasic Analysis of the CeF-BeF 2 20-~18-,r?~-,24159 System and Its Interrelations With the MIF-BeF 2 Systems Card 5/5 AUTHORS: _J~~~Trapp, G. SOV/78-4-3-27/34 Novoselova, A. V., Simanov, Yu. P, TITLE: - BeF Thermal and X-ray Phase Analysis of the System SrF 2 2 (Termicheskiy i rentgenofazovyy analiz sistemy SrF 2 - BeF 2) PERIODICAL: Zhurnal neorganicheskoy khimii, 1959, Vol 4, Nr 3, pp 671-677 (USSR) ABSTRACT: The system SrF 2-BeF2 was investigated by the method of differential-thermal and X-ray phase analysis. Beryllium fluoride was produced by thermal decomposition of ammonium beryllium fluoride and strontium fluoride from strontium carbonate and hydrofluoric acid. For the production of melts with a content of 0-50 mole % Bep 2 Srp2 and strontium beryllium fluoride were used. For alloys with 50-97 molel", BeF2 melts from strontium chloride and ammonium beryllium fluoride were used. Melts with more than 50 mole 1,; BeF 2 are hygroscopic. The phase diagram of the system SrF 2- BeP2was Card 1/3 Thermal and X-ray Phase Analysis of the SOV/78-4-3-27/34 System SrF2 BeF2 plotted. At 683�180 beryllium strontium fluoride forms a eutectic with strontium fluoride. Strontium beryllium fluoride melts congruently at 95.4,+-100, and at 923�30 a. polymorphic transformation occurs. SrBeP4 forms with beryllium fluoride a eutectic at 582+270. On the thermogram of the melt with 65 4!. BeF2effects-occur at 384�130 and 334�~o, the nature of which could not be found by X-ray analyses. The compound SrBeP4was determined by X-ray analysis. This compound occurn in three modifications: oe, ~, and r. From an aqueous solution theP form of SrBeF 4 precipitates with impurities of the g form. Thermal and X-ray investigations of strontium beryllium fluoride were carried out and two schemes were given for the formation of the modification; 9540 923 66AL melt 0t -SrBeF4- ly- SrBeF4 -SrBeP4 Card 2/3 Thermal and X-ray Phase Analysis of the SOV/78-4-3-27/34 System SrF 2 -BeF2 and the transformation: 9540-- 923' __=1200 melt 04 0 378 There are I figure, 3 tables, and 10 references, 5 of which are Soviet. SUBMITTED: March 1, 1958 Card 3/3 SOV/7Bz4-10"7/40 AUTHORS; Breusov,LL.~,-Vagurtovaj Ni M., Novoselova, A. V., !�J'Ma40V, YU. ~ P. TITLE: On the Thermal:Decomposition of Ammonium-fluoro-beryllate (l'H4.)2 BeF4 PERIODICAL'- Zhurnal neorgani6hoskoy khimiii 1959,9 Vol 4; Nr 101 pp 2213--~2219 (DSSR) ABSTRAM Since the-reaction under review represents the principal method for the production of-brystalline beryllium fluoride, the course of this process was Investigated. The authors mention in brief the publications available so far on this problem and espedially point out the paper by A. V. Novoselova and M.-Ya. Averkqva (~ef 14) who first-obtainea the ammonium-meta-fluoro- beryllate NH BeF in addition to-the ammonium-ortho-fluoro- 4 . 3 beryllate (NH 4)2BeF 4& The.thermal decomposition-of the ortho- compound in the inert gas current gives only low-yields, where- fore this reaction'was-invest'i9ated under decreased pressure. Figure 1 shows the decomposition curve at continuous increase Card 1/2 in temperature where no breaks can be seeno On gradual heating SOV/78-4-10-7/40 On the Thermal--Decompositim of Ammonium"fluloro-beryllate (NIL ) BeF 4 2 4 up'to 1-65, 1810, 220 and 2400 (Figs 2 and 3) it becomes evident that the de.oDmpoaition takes place in three stages: (NE4 ).2BaF4 --P.NR4BeF 3--> NE4B92F5--_.b-BeP2" Table 1 presents the analysis of (NE BeT table 2.that of NE Be F . The lattice 4~ 2 . 4 4 2 5 constants of NE 4Ba2p5 were calculated on the basis of a radio- gram obtained by means of the RKU-86 chamber and found to beibng to.'the-hexagonal"syngony (table 3). In the same way the correBponding,lattice constants were calculated from the radio- grams.of KBe F (Table 4) and a-*CsBe F (Table 5). The ra:dio- -2 51 .1 - .. 1 215 grams are shown in figure 4. Table 6 presents the data for the compounds of the MeIBe2F 5type, table 7 compares the lattice constants of NE4Be2F5, XBe2P 5and a-CsBY 5* There are 4 figures,- 7 tables, and 12 references, 8 of which are Soviet. SUBMITTED: June 19, 19,98 Card 2/2 5(24) AU~HORS: TITLEt , 8 -1 Br YU. P. X-Ray Investigation of the System CsF BeF2 05880 SOV/78-4-11-33/50 PERIODICAL; Zhurnal neorganicheakoy khimii, 1959,-Vol 4, Nr 11, pp 2582 2590 (USSR) ABSTRACT: In reference 1, the authors analyzed the system CoF BeF2 thermally. The compounds Ca BOF Cs BeF . CsBeF and GsBe 3 5) 2 4 3 2F15 were determined which undergo-the following polymorphous.trans- foritationst 617 4040 a-Cs BeF 16. P BeF =~t %-7- -Cs BeF a-Cs .08 BeF 3 5 0 3 510 2 2 40 36o 141 450' a-CsBeF P'-CsBeF -CsBeF la-CsBe Ta:k- P -CsBe F 3 3 3 2F5 2 5' Here it is reported on the jinvestigation carried out by means of the X-ray apparatus of type URS-70 and the cameras of type RKD and RKU-86, as well as the cameras "Unicum" (Ref 2) for Card 1/2 high temperatures; the results of this investigation are KUBYRKIN, O.N.; BREUSGV 0 N ; NOVOSELCVA, A.V.; SEMENENKO, K.N. Polymorphism of beryllium chloride. Zhur. fiz. khim. 34 no.2:343-348 F '60. (MIRA 14:7) 1. Moskovskiy gosudarstvennyv universitet im. MN.Lomanosova, (Beryllium chloride) L 12 ~58_65 EWT(m)/Slk(d)Avip~t)/,L'IIP(b) A~SD(m) - 3/ASD (d) 1AJF'W1_-/_~SD1' KIYW/ ACCESSION NR: AT4o46118 F-TW, S/0000/63/000/002/0054/oo6o AUTHOR: BECUSOVI Q. N.; RevzIn, G. Ye.; Le5hchenko, V. .; Zelentsov, 0. P..' Derbin, 14. M.; VeH~ed5bqv, N. P.; Makarov, G. 1. TITLE: Preparatlon of high-purlty0tallurluAy zone malti.nn and the coi-,verslon of metal waste to te))Urlu-m--CompounCs-o'rre-agent-~uri-ty - SOURCE: USSR. Gosudarstvenn-;*y komitet khImIcheskoy I neftyanoy promy-shlennosti. Prami*shlennost' khitrichet. ki; ktivov I osoDo chfsty*101~ veShcgeStv (I-nTu-stry of chemical reagents and extra pure substances); Informatsionny*y byul~eten' no. 2. Moscow, IREA, 1963, 54-60 TOPIC TAGS: tellurium, zone-meltIng'i selehlumi Iron, aluminum, sodium, silicon, zone refining, tellurium refining ABSTRACT; The apparatus designed and constructed for preparing high-purlty tel- lurium by zone malting In an argon atmosphere Is Illustrated and described in de- tail, aIGng with the mechanical drive of the melting pot which makes possible a complete automation of the reciprocating movement of the pot during refining. It was established that, In principle, high-purity tellurium can be produced directly from a technical-grade tellurium by ;one melting. the content of Impurities In the end product Is less than 10-3-Ift, except for selenium, the conient of which Card 1/2 1