SCIENTIFIC ABSTRACT ZAVADSKIY, E.A. - ZAVADSKIY, V.B.

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SCIENTIFIC ABSTRACT
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89948 S/126/61/011/001/016/019 V 3 o o (/,0 V 3 lij-d) E032/E314 AUTHORSt Zavadskiy, E.A. and Fakidov, X.G. TITLEs Measurement of the Hall Effect of n-Ge in Strong Pulsed Magnetic Fields PERIODICAL: ' Fizika metallov i metallovedeniye, 1961, Vol. 11, No. 1, pp. 147 149 TEXTt This paper is a continuation of the previous paper in this issue (pp. 145 - 147). In earlier,papers the authors showed that at sufficiently low tomperatures.(60- '90 OK) the effect of the quantisation of energy of current carriers on the electrical conductivity becomes appreciable for magnetic fields of 50-100 kOe. The aim of the present paper was to elucidate the effect of this _,quantisation on the Hall constant. Plates'(9 x 1,5 x 0.8 mm) cut from n-Ge with 2, 8.5 and 30 ohm.cm at room temperature were employed. The Hall e.m.f. was exhibited directly on a CRO screen an a function of the magnetic fifild. The measurements were carried out-for different current direetions.throughthe specimen and different magnetic-field Pard 1/5 89948 S/126/61/oil/ool/oWolg E032/E3 Measurement of the Hall Effect of n-Ge .... directions. In the temperatur Ierange 58 iD 310 OK fields up to 2000koe were use d. in addition, the Hall effect was measured at 77 K in fields up to 450-500 koe but the Hall constant was found to bo independent ofthe magnetic field. The quanti.sation of the energy of the carriers in a magnetic field becomes effective for hw --'~ kT where v is the cyclotron frequency and h is the Planck constant divided by 2f~'. Assuming that the mean.value of.the effective mass 0of the carriers is m'y'= 0.12. ~m0, one finds that~at h T = 77 K thecondition hw = kT is already satisfied .at if =~69 kOe and# consoquently, at H = 500 kOe and T = 77 0K one finds that hw = 7 kT The absence of the field-de pendence of the Hall constant in this case is in disagreement with the predictions of Klinger and Voronyuk (Ref. 3) but is,in.agreement with the results of Argyres (Ref. 5). Fig. I shows the dependen.-,e of the Hall e4mof. M. on the.magnetic field We) for an n-Ge specimen Card 2/5 89948 S/126/61/011/001/016/019 E032/E314 Measuremant of the Hall Effect of n-Ge with 30 ohm.cm at T = 20.0K (Curve 1 corresponds to .a current densit y of 7.5 mAlmm 2, Curve 2 to 2.5 mA/mm2 ).. The specimezi for which Curve I was obtained was previouisly used in measurements of the resistivity and a consideration of the data~obtained for it shows that in the region whoro the.Hall constant is,variable ohm's law ceases to hold. This is confirmed by the second curve (Curve 2). Curve 1 was used to calculate the current carrier concentration as a function of the magnetic field and this is shown in Fig. 2. As can be seen from Fig. 2,'different values of the current density correspond to different values of the magnetic tield at which the change in the carrier concentration begins; thus, the observed changes in tho carrier concentration are closely associdtad,with departures from Ohm's-law. In the specimen 0 with =.3O ohm.cm at T = 20 K scattering on impurity ions is still v ery small. Further work in being carried out on Card 3/5 09940. /126/61/011/001/616/019 ~EOWE314 T: n-Go Nectiurement. bf the 'Hall 'EffOct. On '21 Fig. 6.10 cm U'.8 Jo /00 '45 0. /V o I m roo 'Y' At Pile, 1. 3pullotmom Ranpowetimit Pi4c. 2. 3somolmocIrb x0fliAtiotfoulill Xmmn OT Ilan Pstwollioctit maninuoro wmtomA ToKs " manpmestmom tl(Mfi A49 00PAUt a-Ge c p f- 30 om-cm marliltylioro noils. npm 7'.-- 206 .JMM2. a xvxjsn 2-2.3 us/Nut. bard 515 , )q.2.ZO6 1IL14 33451 s/i26/6i/Ol2/oo6/oo!;/O23 0 16 E073/E535 .,AUTHORS%-- .Zavadskiy, E.A., and Fakidov, I,G. TITLE: Magnetization of the intermetallic comno'imft "irlAii,1 insuper-high pulsedmagnetic fields PERTODICALt Fizika metallov i metallovedefitye, v,12, win. 0, 196.1 832-837 TEXT The meAnurements of A. J. Meyer and P. J. Tnti-,lang (Ref,2. J.Phys.Rad., 19560 .17, 457) revealed the existevir of it threshold field and enabled investigation of *the initi.fil s(~ctJon of' the approximation to saturation. By extrapolation,th~~ saturation magnetization for several temperatures wits efilctilatted. Extrapolation to absolute zero enabled determiring the magnetic moinent per atom of manganese, which proved equal to 3,44 bolir ma'Snetons Obviously these results nre very approximnfe, tsince the rangtoof the magnetic fields (tip to 211 k0e) jind ttniporatttreq were not wide enough. 'Therefore, the authors investigated the ningnetization of a polverystalline MnAu specimen in thu tompern- ture range 77 to 41.80K in pulsed mclgnettc fiolds of lip to 300 k0e, At room temnf~rature the field coiild bo increas(ld to Cord ).PI. 33451 Moffflef J V, 11 ~J o nUthe ... s/126/61/012/006/005/023 E073/E535 ~)OO kOe, Th P MnAu 2 compound was produced i)y rustrig nfpi-Lrolytic- al'ly pliriVied manganeso (99,98%) with 99.99% gold in,art, evacuated qijartz ;,uvipoitleat the temperature of '1100*C~ The m1loy was air- "juenched and then annealed for two hours at 900% fo.lJowed by quetIC11111P, in till., notionling for 72 hours at 69oOC rottowed by qtienchitlix in oils After carryIng mit the mnglietAC mo)) will romolit, "4' the specimens 1.2 x 0.8 x- .1.0 mm were again annealed nt t~90% and th'8tmeasffrernents were repeated. The repro due ibi. I ity proved to be Satisfactory. It was found from magnetization curves p1otted on the basis of numerous.o'scillograms that these curve..; contained three chnracteristic sections at tempern-tures below the Neel- point (368"K in the priven.case): I,, li< 10 k0e in.which the'susceptibility does riot depered ore the fjold ,4treiieth and the alloy tins an nntiferromngnetic behaviour; 2, H>, 30 k0e.when flip behaviour of the alloy is ferromagnetic-, 3, Fields intermediate between the above. two values in which the alloy has transient properties, 3 The i-reve.4tignted specimen had a density of 1.4,3 g1cm , the trin.enetic mom otit per wanganes e., a tom was 3_38 ~L which is very near to the W Card 2/ 4 33451 M,!,'~ ri e t 17;-% to no.C the S/1,26/bl/012/006/009/023 E073/E535 r es 1) 1! C I- ~k v eVrelm.-ill Cerromagnotic, alloys atid oliso very n,!itt- to tho A11,11 u eP U 4 it oil tai n6i by Mnyer arid To g I it n.z The t f.,111 T) t* t if r," depentieticc, of* t.1110 nattiration magnet,izal ioij ran hi- e x It r, P,,4,4 ed snti-sractul-JIV kly the egliation 1 T. T o Where 1.00 '0 595 galiss nnd 3.13. 10 Mever mid Taglarig n Ima tletefu~inpd the sntlirnt-Jon Itingliet i"?,ition mid i tq tempet-atilre do.1mridence in -I'ields tip to -18 We They 11CIR11med that the improximation to maturation wotild obey the st-Iteat-e valtie. 1aw in M-1 Cjeid jiiteiisitieg- 'Flip mmugurpmpnti flescrihf,~d in thim rmper showed that, tho s(Iiiare va.hip Inst, Js complied ivi th nt tip to .3!-40 ]-()F, at it tempernture. T r~ 290 " K Imt ort1v tip t o 37 - k0e n t~ T = 77 rK Xxtrnpol.nted vulties or 1. Katimff VA, I/if, bitsod on the sqnarp-valtie approximation art! c(inuilf--hil, 1-s~r than tbose measitred.. The nuthor". exprems the view that the befinviour in the paramagnetic range can be expla:itied by inti-omicing Card 3/4 33451 NfagxnetizaLimi of' the S/1.26/b 1/0 12/oo6/oo5/0-23 F,073/E:;35 an lle(Tectivell field composed n t' the e%ternal and the mnlocular, f iId -.4 "The applied magnetic fieldswere tint high enotigh 1*()I- linequivocal soltition or uie proi)ienj of t0e int'literice of' thp Iomppi-it- Cure on th( t c.oplTicient of thp rrio-Lectilar Vi.eld, -rho pn r-jimognt. t i c measitremojiLg i.n stronj4or 't'iplds will lie Corit-intled Vol, thf, Tmrpome (if ellicidnti"gr the inflitenct- of tpmpe!%ntllI-lv oli tho 111oleclill-tv. fiel'! (Irld the 111.1y.1100C Illollinlit (if, mill-liviltioll itl the 1)(11-Alflagliel iv state, Thero arle 5 figures a'nd 8 references: 3 soviet-bloc, 111111 1~ norl- Sovi 0 t - bj oc The LnF jish-'language rerervities read as fol.tkiws. Rpf,2z nttote~a in t.oxt; nef,;3, A,4ch G. J.Phys.11ad., 1.959, 20, ASSOCIATION-, lit.4titut fiztki metallov AN SSSR (InstAtu'te of' 1)1,v.,3ic,4 or Mntalm A~~ SUBMIT r1,.!) - Atwi 1 5, 1961 Ca rti 4 /it - - - - - - - - - - - ............... ~450 11611651005100110301064 ~B102/B186 t i,and Fakidov, 1., 0. AUTHORSi Zavadskiy,_~~ Kovrizhnykh,,'Yu TITLEs Negative photoconductivity of.germanium in a magnetio.field PERIODICALs Fizika tv rdogo tela.# VU-5 nof .10 19 200 e 631 194 TEXT: The germanium photoconductivity was,measured in the.noustant field of an 'electromagnetI.- as well as in, an,alternating field witb,'-a.da'mping decrement of 4.0'and afrequency of 3 koo, In order to avoid intenae quantum effects of the carriers, measurements at 20 0K were made i'n'fields.;, of up tol '4;koe, at 770K up to 60 koe and at.room temperature up to 200koe. The samples were illuminated by a single pulse fromanliof,-120 (IFK-120) gas-discharge lamp. Photoconductivity was measured as described-by E. A~' Zavadskiy and I. G.-Fakidov' (FTT, 4, 1704t 1962)." With three n-type samples and one p-type the:following characteristics weire meaaureds 'd (rHIO-H f (H) at 77'JK and at ?,.r./Vc - 18.,3, .10A `5sO and 2.0;-6 -..f(3T/v'c) at 200K and At H Ot 1.65s 3- 5 1' 6-71 "12;4t and Uo4 kon; Card 1/2 rj 5/181/63/005/001/03o/o64 Negative photoconductivity B102/BI86 2) 0 'd /M -_ f(1/H at 77-.K and at -A-99 1,259 1.4 and 1.71 (4 q 91 14 H H fQV? at.77 K for an il-t'ype and a p-type samplel (dpln f (H2) at 7 7- 58 and 70K , 0-H denotes the conductivity ~6thout illumination, yT and- C are the~resistivitiea -without and with illumination at H. - 0;~ gives the saturation value (extrapolated to H (4p/n gives the position of the injection level. The results, showing tha7 Oat high mag-, netic field strengths the photoconductivity is negative, are in-good quanti.tative.agreement with theory (Madelung, Z. Haturf., Ba,'791# 1953)- The results correspond to impurity.conductivity. For a amples with mixed dark conductivity, negative-photocorductivity can be observed only at higher fteld stren,gths.,- There are 6 figures and. 1 table. ASSOCIATIONt Institut.fiziki metallov AN SSSR, Sverdlovsk (Inatitute of the Physics of Metals AS USSR, Sverdlovsk) SUBMITTEM July 26, 1962 Card.2/2 ZAVADSKIY, E.A.; XOV,R12P.NYXH Yu.T.; FAKIDOV, I.G. Photogilvanoma gnatic effectsli'-' manium in high magnatlc fields. Fiz. tvar. tala 6 ~0.1:173-18Y."'- 1640. (MIRA 1?:2) -ACC-HR:---APS02SS70-- SDUPCE-CODE~---~UR/6126/65/010/UO!i/0793/0795 -AUMOR Voronchikhin, vadskik*- E.~ A.; takjd64~ 14 G'~ D. Z4 ORG: _-Institute - of--Phys ics -of-: Ketals -AW -SSSR- Alnrstitut- fiziki, metallov la SWR) ~JtTLE t Uperperamagnet am in Austen SdljkC&: Fizika matalloy k inetallovededye, Y~ 20# no. S#- 19650 793-711?5 -:TOPIC-_TAGS ustenitlicLsteel-i' param4gnetism~-mapnetizatioti-,-~magndti6--Ekld ata&- k_ a metal' phys metal physics qV A ABSTRACT -------- '401(h2H2O -and 5002H22--aua S!!R2 M~ra~!M ::vas I it ud ie-4-7i n. - -order -to detemina -the--averaga _rqZ_ MV~nt& -and dimene omv- of the loc-~ al Ferromagnetic ordering regions (clusters). -~j&n2tizat~an curve3 are given both for constant magnetic fields and strongly changing ones. _!C,2~ple dimemsions were 1 mm (diameter) and 10 mn (length). The data showed that the experimental portions of the magnetization curves, corresponding to the values of the fields ce-using mir- tensitic transformiation in these steels, can be described by the Langevir function UDC: 669.15 538.22 Card 1/3 "AVAD31.'T ,r..A.-, KVIRTZ07KHp Yu.T.; FAKTDOV., I*G*l Galvananagrietic effacts'An semiconductoro vl-th nwunifnn Impurity diatribation, Flzo tever. tola 7 no. 3,20582-~35E',P D 165 ).gtl,l 1. Institut, fiziki: metallar AN GSSR, Sve-r'dlovsk. SOURU CODE U1V0056/66/o5Voo5/i317/l32o _41UMOR: Zavadsk~X,~Y._-A.+-'Fakidov, 1. G. IORG:, In"s_t_i_t_u_t_c~o'i physics of Metals, Academy of Sciea*cea,SSSR (Institirl, fiilki metal- lov'Akademii nauk ~SSSR) TITIZ: Magnatic.properties of the compound MnaGc2 in strong magnetic f.,Lelds ~WRCE: 'Zhurnal e4sperimentallnoy J. teoreticheskoy fiziki, v.' 51, no. 1966, 13-17 1320 TOPIC TAGS: manganese compound, germanium compourd, magnetic property, magnetization,_ antiferromagnetism~, magnetic moment-.-. ABSTRACT: 7be purpose of the investigation was to determine the magnetic Poment di- rectly from measu ,roments'of the magnetization in the state of weak-ferromagnatizm. The tests were made in fields of intensity UP to 300 kOe in.the temperature interval from 37O.to 77K. The measurementsYere made on polyerystalline samples using a pulsedi, magnetic:balance and a plezoelectric.pickup. The results thowed a transition from the antiferromagnetic -state to the state of weak ferromagnetism at the first-critical point (160K). With increasing field, the transition temperature decreases. In the . t state of weak forromagnetism, the dependence of the magnetization on tbe*field is linear up to 50 k6e$ after which saturation sets in. From the occurrence of the point!- of saturation it is found that at T > 100K the magnetic moment'permanganese atcm is 1.5 Bohr magnetonsj whereas at lower temperatures a strong magnetic f...eli causes V2 Card ACC--NRi- --AP6o37058~-_--- !transition from-the-antiferromagnetic state into a atate with magnetic moment 2.3 Bohr magnetons per-manganese atow The change occurring in.the magnetic atructure I of I YnsGea in a strong magnetic field close to 100K is confirmed. also by -the temperetwe lde-,=dences of the magnetization and is accompanied by. a change in the -transition entropy by a factor 2.4. fllie authors thank V. Y. Novogrudskiy for supplying t1c samples and X. I. Kuntsevich for help with the measurezhents. Orig. art. has: 3 ~figures. SUB CODE: 20/ SUBM BATE: 62jun66/ ORIG.REF: 007/ 0711 REF t002 D USSR/Human and Animal FhysioloU FhysialoMr of -'.,o-b.)r and V_10 Sports. Abs Jour Ref 7hur - Biol., rro 4, 1958, 18'(23 twthor I.S. Kharshat, Ymd 1'.D. 7,,;.vnftk1y Inst The Kiev, Institute Qf Fhysical Culture. Title The Ufect~of RF--refied A.-;r on Certain Physiolo~~Lc?-_L Charac- teristics in Young 1-11rest-Lers. Orig --~ub Tr. Kiyevsk. in-tn. fiz. kulltury, 1957, 2, 13-17 Abstract No abstract. Card 1/1 m 7- 7 F'A_CCC7 M. P_,t~w AzTki "-,,S5 do rov koinvv, i. i,~u~nskjy It. ~li. T. A. 3 1: V~, tie fil, Yl t V. Kha I (%Vl- OV, Ichovel A. S., Zovgorodni-ir, none TMEt ---A -readtok lor.~comb -such a6 ewentf, 00 - pit verizing Axam of a- patorlelp Im.- all, Gil _U~ffvq~4 uro'cas strvam~ Glaun 60, flo. 1)t!,'hej9 -,ByuUeten1. izobidtaniyl t9var"ykii zmkovp, noo'P211 1965# 101 ABSTMGT: This'' Author Certifica'te presents-a:reactor r0i combined ptj~tvarlzing and buirrdng of amaLerial., such as emmwif,, tit .3 hignt prtyv I'll) , erq~(-r -! t tj r- :ar, strm m. a t I t omal t2 Cr,3 i-lj I a L, i If Irw a I -, I F It ling) rry. t-l- q j,, I ~ !- ~ ,- -n ~~e wrO , I r f4i. fil ;t, Ft~ 1~ Ij L A]. 1F)n%,)C_U1ar Coamber aurd aL an angle Lo itri radii. bi opaning iti Uie center of i,hc ch.Amber boturm is used to Cscharga the finished burnod pr,,Auct. S013 GODFt LOMA(, J. SON DATEi VjHay6l 7a L nV:I SMUIOT.- Sergey VodorC4Vi6h, dotsent, kand. Ukhn.nauk; PRUZM, Snul Zlvovich, dotsent, Icand, tekhn.naukj-Z-ATAW_IT# Ivan XilchAylovichs doteent; IMLIDOT, I.To., red.; Bim Njor to ore, Doonomion and organization of power production] Zkonomika I organizatelia onergetichookogo prolsvodetyao Pod abishahel red. S.F.Shershova. Hcokiat Goe.enera.izd-vo. 1959. 463 p~. OCOU 13:2) (Power engineering) A 1~ - -:~ ~j:' 'Ili!, " -:- I , !" ;~~ . I T";*. ~ ~* -, -E~ - I : ~ . - - . , ~: - !! -, - . !,.- v - --~, : lf~ ;',~- , . . : I . 1 .1 . . - . . - - f ;Z~r n ~~,: ~ ~, ~ I 'POLAND/Cultivated Plants Technical. Oleaginous. Sugar-Bearing, Tj-1) Abu Jour Ref Zhur Biologriya, No 16, 23 Aug 1957, 69336 Author Zavadzkiy, K. Inst Title The Content of Citric Acid in Tobacco and Makhorka. Ori.g Pub Acta agrobot., 1956, 4, 3-11 Abut Analyses of different specimens of tobacco and makhorka cultivated In Poland have shown that the largest quan- tity of citric acia is accimulated in malshorka and the smallest in tobacco. As the plant grows and develops, the rate of citric acid accumulation increases. Au the quality of cigarette tobaccos worsens,the content of citric acid increases and the quantity of nicotine de- creases. Card 1/1 ORLOV, V.P.,-kand.sellskokhoz.nauk, Prinimall uchaotiye: AVROV, F.H.; BASENKO,,P.V.;. VARLAHOV, D.A.; VASILOYET, I.I.,- W.,ASOV, Y,Y.; p XY I S - ZALBSSLEIT, VMVGZHANINA, V.A.,- ZHIVETIM V.a.;__ZAYAJ" TeJa.; 7.AKCRTUKIII, D.S.; ISHC~EIXO, I.N.; KACHAIBA*TA, I.D.; KIS3- LEV,TO.S.; KOZHMIIKOV, I.Z.; LISITM, V.I.; MRSHCHERTAKOV, V.P.; X=IN-VMTSBZ11G. R.L.;TEMMITSA, V.H.; RYUKOV, A.D ; SMIKIUN, I.P., SOLOVIYET H.A.; YASIKO, N.G.. GREBTSOV. P,,P,, re;.; ZMILIUA, Z.P., tekhn.rfid. - (Our farme In 19651 Hashi khozisistva v 1965 godu. Moskva, Goo. izd-vo sellkhoz.lit-ry, 1959. 230 P. (MIRA 13:2) (Agriculture) mom M~ EM 'g", Eusu N. tA~I, 4. "o -P ~.. 1. ~ -"J~ , -,~ I~t ., MI ll~-, . il 1 .T !~ 5s~ ~9LT im- u4p Wln_ It OVA 1110 B. K., profesfjor;, "014MM G., kandidat biologichookikh na -01 ktor biologicheskikh starshly naychnyy notrudnik; IMUX -1, G.S., doe UY nsukAotsent; DAIIII0,13K J. A. S., Kandidat biologichahkikh naA, dotsont; SHTEYNBaiG, D. 14., doktor biologicheskikh naulk; WMIG111, A. G. aspirant; SELL I -M~MAN$ 1. Y.., mladshly nkrohnyy sotrudnLk; ZHINIKIN, L. N., doktor biologicheskikh anuk, professor; IFATOV, V. S., student V kursa; KOZLOV, V. Ye., kandidat biologicheskikh naykj starshiy nauohrW sotrudnikj NARTASIEV, A. L kandidat biologicheskikh nauk, starshiy nauchnyy~sotrudnikj- NITS-ZILIKOO A.AsSURSIM ll'Ayclinyy so- trudnik; VASILEIM 'AYAO V. X., doktor blologiclicsUch nuk, dotsont; RYUMIN, A. V., kandidAt biologicheskikh nauk;-.NAU14OV, D. V., Kandidat biologicheslciJch naukv mladshiy nauchnyy --otrudnik; KHOZAT.T.:IY, r. I. kandidat biologichaskikh nauk, dotsent; GOMBaK7S, A. H., kandidat biologicbe3kikh nauk., starshiy nauchnyy sotrudnik; GODL-.--,','M*IZ*V. 3., assistent; G&IBILISM, 11. L. doltor biologicheakikh nawk, professor; Aleksandrov, a. d., professorf KOLOD'IAZHN'ff, V. L; 741-311-11j 11. V.; ZAVAD4, S' ir" K. H. &heory* Iof species and the formation of sp-cies a _7. Vest. ten un. 9 no. 16:43-92 0 154., (MIRA 6: 7) 1. Chlen-korreal.ondent. Akadeaii nauk SSM (for Shishkins Aleksandrov) (Continued on nexb card) - --------- B.K.~, professor; WMANYLOVA A. G., Xandidat biologicheskVch nauk., starshiy naychnyy sotrudnik, and others. Cheory.of upecles and tho formtion of opealray, Vosbe Lon, uno 9 no. M43-92 0 154. (MLRA 8;7) - 2. Leningradskly gosudarAvennyy universitet (for Shishkin, Romankova, Markov, lpatov, Kozloz,,Kartasbey, Godlevskiy, Gerbillskly, Aleksandrov) ,3. Zoologicheskiy institut Akaderdi nauk 355M (for ShtwInbstS, llawaov) 4. Kafedra entomolo-ii 'eningradskogo gosudarstvennogo universiteta (for Danilevskiy). 5. Kafedra darvini?.ma Leningradskogo gosudarstvennoggo ~universitete (for Lomagin, Gorobets). 6. Kafedra geobotaniki Leningrad- skomo gosudarstvennogo 0universiteta (for lllt6e'nko)~ '7',-Kife'dr& botaniki 0 .10 Leningradskogo.gosudarstvennogo.universitsta (for Vasilovskaya). 8. Ka- fedra zoologii pozvonochnykh Leningradskogo gosudarstUennogo universi- teta (for Khozatskiy). 9o Leningradalcoye otdeleniye 7sesoyuznogo in- stituta udobreniy, agropochvovedeniya i agrotekhniki (for Sell'-Bekman) 10. Institut eksperimentallnoy meditsiny Akademii meditsinskikh nauk SSM (for Zhinkin) .(Ori-in of speties) I~L ~ 2i LL- i i 0 i i.,E : ~ , -, - MM ~ -j ,, z. -'-~ W~IEM-l- ~. , ~ x , - -, ", 4,-, Z~ ~' !:-;,- ,~. 1 . I " '~J ~~*' ::.I -"i~l ;~O !I-! ;~~' ~ -'- i., '-m ,I ;il - '!~-: -~; arm. ZAVADSKIT, ~K.M. OverpopuIation andlits role in evolution..Bot.zh-or..42 no.3:426-449 Mr .-157. (MIRA 10:5) (Evolution) (Plants, Space arrangepent of) Abstract: It is pointed out that it is insufficient to study species only from the morphological-geographical point of view. A full characterization of species, in the auLhor's view, muot in- clude 10 factors (organization, quantity, reproduction, dincrete- ness, expansion, life niche, historicity) stability, diveruity, completeness). The author believes that T.D. Lysenko and his follovers base thenselves on a simplified,concept of spec.'U-ii. From this follow their basic errors, particularly, the Identi- fication of individual variability with the historical process Card 1/2 Category: USBR/aeneral BiolojW- Bvolution. B-7 Abs Jour, Referat Zh.-Biol., Ho 6, 25 March 1957, 21601 of origin of species. It is emphasized that attempts to explain the supposedly observed transfoiuation of specivens of one*ape- cies into another proved worthless. Ordinarily, it is not taken into account that the species indices are closely interrelated and present a single totality. Vie formula of assimilatioti of life conditions by the organ-f.sm. does not explain how complica- ted adaptations could arise as a result of sudden changes. It is noted that the assertion that the concept of species an(! origin of species supposedly had'a great national economLe sig- nificance proved to be unfounded. The discussion brought out that the problem of methods in proving the new theory of origin of species by their adherents was underestirdated and sholied in- correct methods in their stniLrgle with representatives of other points of view. Card 2,12 Rod ZAVADSXIY, X.M. Differentiation of species in bigher plants (vi wwmftw'7 in ftglish], 'rest, MU 12 no.21:18-44 157. (KM 10:12) (Ebtany-Thriation) Abstract Darwinism (D) in a narrow sense is a doctrine by Ch. Darwin of evolution based on natural,selection; in a broad sense it is a science of general laws governing historical development of living nature. 'As new progress was created in the field. of biology (evolutionary morphology., ecologyp genetics and others) the subject matter of D was changed. ConteMorary D is a direct continuation and natural developmewt of Darwinian doe- trine, but it eyathesizes an enormous quawtity of now facts and conclusions. The subject of D is the study of natw,-al selection as a single historical process which stems from a base of joint and connected action of all its factors. Ihe Card 1/3 USSR General Biology. Evolution B-7 Abe Jour W Zhur - Biole; No 1., 1958.- No 356 basic problem consists of correct understmLing of the car- relation of single evolutionary factors. A brief characteri- zation. of the struggle for D is given., and its corroboration in all branches,of biology,, among them in genetics. Inia au- thor criticizes the terms "contemplative D", "'Creative D", Michariu D" which appear in the literature., and points out that Darwin's theory never was contemplative and that authors who declared the birth of "creative D" often departed fram D in general. Me work of I.V. YAehurin is a massive caatri-- bution to D developmentp but it cannot serve as a basis for acknowledging a special science. 2he general problems facing D are en=erated-. the unfloding of experimental study of all Aluke in the process of natural selection;:the develorment of theoretical studies on basic problems of evolution axd development of m3thods on managing the evolutionary pivoess; intensifying criticism of idealistic views and further develop- ment of dialectic-materialistic bases of D. A number of con- ,crate problems of D are also Indicated (on:limitation: J!ormsj, tempo and direction of natural eelection; on interrelation between,selection and the direction of hereditary changes) ate.). -A reasoned conclusion is arrived at as to the naces- Card 2/3 I$SR General Biology. Evolution B-7 Abs'Jour Ref Zhur Biol.~ No 1, 1958, No 356 filty of existence and further developwat of D as aspecial science on garwrKI laws of evolutlonp which is of,great significance in formation of a materiaUstic view of tbe world* 7-j".-7 - -- ---- ------- - ----- ------- *VADg _U43jrill Pikhiq o ich;-SINSKAYA,~Ya.Nep doktor biol.usuk,, doktor---- Ballkhoz. naukp otv. red; PETROVICIIEVA, O.L.,, red.; VODOLAGINA, S.D., tokhn. rod, (Studioa on specien] Uchonie o vide.-IAningradp Xzd-vi) laningro- univo' 1961. 253 P, 1,'MIRA 34:12) (SPECIrs) 4P -s Ie USSR General.Biology. Evolution. B-6 Abs Jour., Ref Zhur-Biol.s No 160 19581 810990 Author Zavads IAWI Inst o gTVen. Title The Problem of Species Differentiation in Higher Plants. Orig Pub: Vestn. Leningr. un-ta, 1957l No 21, vSrp. 4, Abstract: In contemporary literature, differont points of view exist on the structure of speoios (S). Any single,representation of the S content, which could be applied to all groups of living organisms, does not exist, and attempts to find such a species "pattern" of a universal significance would lead to great confusioa. The author proposed to proceed from the premise card 1/5 23 USSR [Oonoral Biology. Evolution. Abs Tour: Ref Zhur-Riol. No 18, 1958, 81099, Abstract: that, iarealityj S are not equivalent to each other in content,and may have a different strue- ture. S is conogived to be 6 method of org-an- ization'and a unit of.living nature, a breeding community, capable of prolonged self-production and environmental adaptation, capable of indepen- dent historical development and of having et good many other basic aspects. Investigations viere made, on the basis of which originate the con- temporary representation of S in the disco,,rery of thematural aharacter in the variety of in- dividuals within the limits of S; the decompo- sition of S by X-ray methods into elemental forn; the complex study of populations as complete fol- ations. Notwithstanding the recognition of com- plicated intra-species'differentiation, there Card 2/5 --------------------------- -MES! pwp rt~ -M-IMtramwaafra ff I _M _tWNkd_ USSR General Biology. Evolution. B- Abs lour: Ref Zhur-Biol., No 16, 1g58, 8109g., Abstract: does not exist as yet a universal system of olassifioation of intra-speoies units. On ' the basis of comparison of a series of morphologi- cal, geographic and ecologically-genetic sys- tems, a conclusion was arrived that the natural dismemberment of 3 corresponds more closely to .the systems of classification, submitted by Sin- skaya, as well as by Clausen. The indigenous (local) p*opulation was acknowledged to be tha elementary structural unit of 3, and given its identification. The problem of composition and structure of the indineous population was exam- Ined. In this connection, opinions were criti- cally analyzed, in accordance with which the smallest structural unit of 8 is acknowledged to be not the indigenous population, but the U33R General Biology. Evolution. B6 U33SR.Tn1j Gen,(,) r a 1,,13 1~ Abs %Tour: Ref Zhur-Biol., No 18, 1958, 81-099, Abstract: ment. The morphobiological groups are repro- .j duced by the population in different ways, and sometimes appear, in a condiderable degree, as self-productive units. In complex populations, their structure in the optimum state is safe- guarded by three apparatuses:, populationally- genetic, individually-physiologic (modificative and inductively-sequential. Card 5/5 25 -P70LA = POLAND PO/0006/66/000/004/0315/0320 r7A UT JOR - Aldova, Eva, AUTHOR: Aldova, Eva; Zavadsky, Marian ORG: Institute of Epidemiology and Microbiology,- Prague (Zaklad Epidemiologii i Mikrobiologii) TITLE: Shigella sensitivity to antibiotics. SOURCE: Medycyna doswiadczalna i mikrobiolo'gia, no. 4, 1066, 315-320 TOPIC TAGS: antibiotic, sulfonamide, streptomycin, tetracycline, microbiology, epidemiology, Shigella, chloramphenicol, terramycin,'a ntibio tic resistance, sulfonamide resistance ABSTRACT: A comparison of 476 random-selected Shigella flexr3eri and sonnei strains, isolated in Czechoslovakia, Hungary, and Poland, showed that they possess- 6d ge neral resistance to the antibiotics chloramphenicol, streptomycin, terramycin, and tetracycline, and to sulfonamides. Of all strains tested and compared only four, while re3istant to two antibiotics (one in Czechoslovakia to chloramphenicol and streptomycin, and three in Hungary and Poland to tetracycline and streptomycin), were sensitive to sulfonamides. All remaining strains were sulfonamide-resistant. ZMADS-41T, M. A. Go ology "Oil velLCauirg", Go's t optaksitzdat 1~- Sarmary No. 60, 26 MRy 1524P BR .52056899 IV - ZAVADSXIT tonotich [Late consequoncen and complications of -penetrating wouads of the skull and brain] Otdalennye pooledetvila I osilozhnenila pro- nikAiushchikh ranonii cherepa i.mozga. Kirov, Mrovskoa knizhnoei %d-Vo' 1956, 134 WRA 13:9) (BRAIII--WOUNN ANDD INJURIES) 74 structure of ear polypi caused by X-ray treatrnrnt Rus - sian text) VESTN.OTO-RINO-LARING, 1957, 3 (38-41) . I ONservations on 111 cases of chronic suppurative epitympanitis Inrit, -along 'With the generally accepted methods of treatment, local X-ray irt;t&--o :1,.-. oi effect- ive. To follow up histological changes in the tigaues of the middle. P.,ir h-eitted by X-ray irradiation, parts of the poly-pi in 10 patients were removed from time to time during the treatment. Firstly the oedema of the tissues is marked by increas- ed cellular. infiltration and a swelling of the endothe lial-ceds -of the vessels with phenomena of fibroid necrosis. Then sclerosis develops. These, phenomena depend ver-y little onthe dose used.- (XI, 5, 14, 16) EXCERM MMICk Sec.1.4, vol.n/11 Radidlonr Irov 57. 1906. ZAVADSKY N. B. Simpferopol.- *A: change, in the histotogical tructure of ear~p I i caused by X-ray treatment (Ruis- : ian text) VESMOTOO-WO-LARING. 1957, 3 (38-41) Observations an 1111cases of chronic nppuralive epitymparltin indicate that along! with the generally ccepted methdds of treatment,- local: irradiation Is'ef- fective. To follow 6p histological, changes in the tissues of thei middle ear treated by X-ray irradiation. parts of the patypi in 10 patients were removed f-.om time to time during the treatment, Firstly the oedema of the tissues to marked by in- creased cellular infiltration and a swelling of the endothellat cells of the vessels with phenomena of fibroid necrosis. Then sclerosis develops. These phenomena depend Very little on the dose used. (XI. 3, 14, 36) NO AMSEYWO U.T.; ANUCHINIO .8o8.; PASOVj A.P.; BAUSIN, A.F.: mutmDsxi.r, L.S.; VZ=R, M.A.; $.,As; DARIWV, G.V.; DOLDIKH, M.S.; DRUZHDUM, M.N.; Upl)(OT.V.S.; SAYAMLAVII.; IVASMIMIN. KAMnM, Y.Y.; KUZH14AN, G.I.; 10BARM, S'02.; KEUMWT. Yet.T.;RZKODNOT, V.Je; PAMMTOV, UsSo; PYATAXOVO L*V*,, RODICHCV, A#79; SHIRITOV$ M#Sv; STRMV, B.I.: SAMCIMIN.:S.X#-. SARS01MV, 04,; SINITSYN, III.A.-.SCWIDV, A,,A,;S010POV,-S.G*; CMYSM.-S.Go; SHCHIPKIII, A*Ye,, Fe-dor Nikolaevich Krylov; obituar7-.Torf. prom. 35 no.6.-32 158. (RIRA 1l: 10) (Krylov~ Fodor Iliko3Aevich, 1903-1958) ZAVADSKIYF N.V. 41 Histological oha4ges of ear polypi indudal by Xawrsy treatment rwi*,h s=mary In Rnglisfij. Vest.oto-rine 19 no.308-41 Yq-,Ta 157. (MIRA 10t10) 1, Is kliniki bolesney ukhat gorla I nosa (sav. - prof. A4M.Reynus) Kr7mokogo m4itainskogo institutes OUR& MUMIA, neoplasms Pol"if*h"tole changes after x-ray ther,) (FOLYPIpppthol. zAdfUe ear# histol, changes after x-ray tharj -rim USSR/Hunaw and Animal Morphology Normal. and Pathological. S Sense Organs. Abs Jour, Ref Zhur Biol., No 11, 1958, 5o4o4 Author Zavadskiy, N ,Y. Inst , . Title A Change, in the Histological Structure of Ear Polypi Cauacd by X-Ray Tr tnont Orig Pub Vestn. oto.'rino-laringologiij.1957, Ito 3,38-41 Abstract t Histological changes of ear pol yp,i in 10 patients with chronic purulent epitympanites were studied. 5-7 days after the start of irradiation (total doso by this tine was 75-200 r.). an iitennification of the ederu of con- nective ticoue of.the polypus, an increase of cellular in- filtration, a swelling of the endotholium of tho capilla- rieo, and sonctiraes disturbance of the atructure of the vascular wall with symptoris of fibrinoid necrosis were noted. 25-30 days after irradiation the infiltrations Card 1/2 ZAVADSKIYj 14. V.t 1AVADSKIYO N. V.s 111be use of X-rayArradation In treating patients with chronic suppurative opitympanitis". Simferopol', 1955. Crimean State Medical Inst imeni Stalin. (Dissertations for.the Degree of Candidate of Medical Sciences.) So. Kn:Lzhnaya letopis'. No. 49,, 3 December U55. Moscow*- l*X1 I - .- . . . * OWEP , -11, ~ . - - - I. , " -1 - 1- 1, -, ;~z ;.-, , - - - . . I . - ZATADS11YO V.A. Measurements of the effective values of the current of resistance welding machinea with ignitron Interrupters. Avtom,, avar. 17 no.ag 9-12 Mr 164. (MIRA 17:11) It Institut alektroavarki im. Ye.O* Patona AN UkrSSR. I j-) `1J. A J AID P .858 Subject XSSR/Engincering Ca rd 1/1 Pub 11 41 Authors Paton., 13.1Ye. and Zavadskiy, V. A. Title The implilse.are ignition consider~ably 11owers--- - ---the- we voltage.-of I'd ing - -t-r--a 6rre r~. reriodical Avtom.- Mr. 1____#4..____46-52-j- Abr; tra o t --i a - of fered--;Vor--1oworiYig- the Tha use of Ampulse-. ignition . - - - voltage- of the welding transformer, connected ~ei 'ther in se~t~iez or parallel with the Impulse generator. The welding circuit is adjusted for automatic control of the welding arc. Three circuit diagra-Mso 9 oscillograms and 3 Russian referen es (1950 1954) - . c ..Institutions: Institute,of Electric.Welding-im.--B.- Oi ~-Paton. Acadedy of Sciences, Ukrainian SSR Submitted MY 101- l9514_.___ AUTHOR- Paton, and Zavadskiys V. A , 125-58-7-8/14 T I TLE s A itew Ignition Circuit of Ignitron8 in Contact Welding Machines (Novaya skhema zazhiganiya ignitronov v mashinakh dlya kontaktnoy evarki) PERIODICAL: Avtomaticheskaya avarka, 1958, 11r 7, PP 48-51 (VS-3,R) ABSTRACT; A now circuit of independent ignitron ignition ts suggested which does not require the use of lead resistanceS. The i3quare shape of the voltage curve of the current feeding the ignitron igniter circuit is obtained by the use of a ferro-resonance circuit.' This ensures a continuous magnitude and shape of the current pulse in '%,-he ignition circuit. The described method was.tested'with good results in butt flash welding. It 13 sug- gested that this circuit be used in other contact welding machin,a equipped with ignitron interrupters. There are 2 circuit diagrams, I osaillogrnm, and 1 Soviet reference. ASSOCIATION; 'Institut elaktrosvarki imeni Ye.O.Patona AN USSR (Institute of Electric Welding imani Ye.O.~Paton, AS UkrSSR) Card 112 Z, i~ 11 K= %4 Uo is- o 81 O-VIT .91, 4f I Ise VV INV, if :1 V of 1. 0 yq 3 44 -.1 *,4.11 2 a. " llo* -Al Was! oz *G 44 14 6 8-2 ~A Now Z 25(l) BOV/125-59-12-3/18 AUTHORSs Patonp B.Ye. and Zavadskiy, V.A. TITLEI Some Peculiarities of Welding Current Control Systems with Ignitron Interrupters PERIODICALt Avtomaticheakaya sva'rkay 1959, Nr 12, pp 22-27 (USSR) ABSTRACTt Fac!!liarities of the systema.mentioned in.the title are considered and the expediency is shown of analyzing the i operation.of-thes e systems with the use of "control characteristics"i which determine the interdependence between the' welding voltage and the Ignition angle of the ignitrons. The dynamic and static properties of the systems are analyzed. The conclusion is drawn that statical regimes corresponding to the equilibrium of the welding current control system and the ignitron breaker are easily analyzed with the aid of the control charac- teristicalof the welding machine and thestatical characteriotico of the current regulator. The loss of control by the ignitrons oach half-period has a sub- Card 1/3 stantial influence on the dynamic proportiou of the ------ --- - - - - SOV/125-59-12-3/18 Some Peculiarities of Welding Current Control'Systems withIgnitron Interrupters system., To make an automatic control.whioh would fully work off,the disturbances in the half-period following their appearance it is necessary to use rather Qomplicated and quick-working parts.for the computing devices. During __.thehalf-period,,these parts must-accurately determine the necessary ignition angle of the ignitron. Sufficiently high dynamic properties of the control can be'obtained by the introduction of.an.inertial link. The magnitude of the time constant of.this link depends on the amplifica- tion coefficient of thel.controll the permiscable mis- match and the iiork section of the control oharacteristio.. There are 4 graphs.. ASSOCIATION: Ordena trudovogo krasnogo-znameni Institut elektronvarki im. Ye. 0 'Patonn AN Ukr3SR (order of the Red Banner of Labor -to Institu of Electric Welding Imeni Ye. 0. Paton Card 2/3 of the AS UkrSSR)., ZATADSKIY, V.A. Data an the pileoecolog7 of the upper Devonian brachiopods of the weatern Urals. Sbor.nauch.rab.stud. WI no.2,.9-12 '57- CNIRA 13:4) I,- Lsvingradj~ky- -o-rdemv- Lanim I Trudovogo- Irasnogo 2nameal gorwy inetitut ii. O.V.Plekhanova. Predstavlemo kand.goologo- mineralog., nauk 11.7a. SPanskim, (Ural Mountaine-Brachipods,,Posell) !NEW--= AUTHORSt T-M Patony B#Ye. and Zavadakiy) V.A. SOV/125-58-12-1/13 TITLEt A Measuring Device for Ci_rMrIt-6-7rf_th an Ignitron Breaker (Iz- meritelInyy organ skhem a ignitronnym preryvatelem) .-PERIODICALs Avt,omaticheskaya svarka, 1958, Nr 129 pp 3-11 (US811) -ABSTRACT- Various systems for measuring-effective current values and voltages are analyzed. A circuit of a measuring device is suggested consisting of a non-linear active resistance in the form of an electronic tube'and capacitance. The input voltage feeds the.anode circuit of the tube, and the re- sistance sty4tched in the tube grid is a variable parameter. The use of one? two or four triodes increases the admissible oltage from 50 to 200 v. The advantage of. the changes of,v . system is-the possiblity of changing thecharaoteristics with the use.of grid resistance...The measuring device can measure affective values of the input voltage with changes of the ignitron ignition angles from 30 to 1500. The device oaii be recommanded for automatic control of circuits and for measuring the effective value of welding currents in con- tact machines. Card 1/2 There are 8 sets of circuit diagrams and 5 graphs. A Yq!asu.-ing Device for Circuits With an Ignitron Breaker ASSOCIATION; Inatitut.elaktroavarki imeni Ye.O. Patona AN USSR (The Irt- ileotria Welding imeni Ye. 0. Paton., AS MAr SSR) stitutoof 1; SUBMITTED: October-21, 1958 Card 2/2 TIM Ealuh . - . . . . .- , I - . 1p . - . - ~ - -. . .I ..-. ~ ; , :1 1 . : I .."l- .., -- ~ I- . . : . .: . " r7-7~~ 29o49 2S 00 S/125/61/000/010/009/014 D040/D112 AUTHOR- TITLE- Seam-welding.telescopic pipe joints of IXW,6ffgT steel PERIODICAL: Avtomaticheskaya svarka, no.10, 1961, 74-77 TEXT: Welding experiments were conducted with a modified MwnT-50 (MShPT-50) resistance welder in view of frequent weld defects, i.e. reduced weld coreor a-gap at the closing point'of the annular seam, occurring during the welding of thin-wall pipes of 1X 180 9 T (lKhl8N9T) steel with the use of a backing copper'insert (Pig., 1). The cause of the defects was unequal deformation of the pipes and the formation of a gap between the pipe walls in front of the welding roller; resulting from the unequal hea 'ting :of the pipes, rhich in turn was due to the difference in contact surface area between the outer roller and outer pipe and the inner roller and the .inner pipe. Besides, the pressure exerted by the rollers was insufficient to close the gap. Calculation proves that equal contact areas of the outer and inner rollers.are obtained when Card 1/4- -3 MEM 29049 311251611000101010091014 Seam.~walding telescopic*$* ... D040/Dll2 R4 _r37 + R, 2 ,whereR in tho radius of the outer rollero- R2 tho r adiun of L lie inner roller; R the external radius of the outer pipe,.R - the internal radiui 3 4 of the inner pipe (Fig. .2). The design of the new 11SUT-50 welder is de- scribed and illustrated in a photograph and a eross-sectional diagram, It includes a chain drive for the outer roller, and water cooling. Welding was carried out with a 35-5 +41 amp current in the primary winling in the trans- former, 160 kg compression effort, a yielding pulse time of 3T and an inter- .val time of 10T, a welding speed of 160 mm/min, an outer roller 210 mm and an inner roller 20 mm in diameter) and a 4 mm work surface width 6n. the rollers. The welds were souril and the depth of the core amounted to 50+ 7T/j' of the total thickness of the pipe walls. It is suggested to improve the ignition stability of the ignitrons by connecting an RC circuit (Fig. 8) 'Gard 2/4- 29049 S/125/61/000/010/009/014 Seam-welding telescopic.&* D04O/Dll2 with a 10 ohm reeiatunae and 6-10 f cap aoitanoo in parallel to the pri- mary.winding of the wulding1ransformur, The following conclusions are drawns (1) the diameters of the in ner and outer rollers must be so chosen so as to produce equal initial -contact areas between them and the innor sur- faces of the pipes; (2) mechanical drive is necersary for both rollers; (3) it is advio&.ble to usean RG circuit in the welding circuit. There are ASSOCIATIOU:' Ordena Trudovogo Krasnogo Znameni Institut elektrosvarki im. Ye.O. Patona AN USSR (Electr ic Welding Institute "Order of the Red Banner of Labor" im. Ye.O. Paton of the AS UkrSSR) SUBMITTEDt February 23, 1961 VA' 17 A I? A r%MV"f If A M., 1-1 1.,Akusticheski), institut AN SSSRp Moskva, ol 1-111~4'-- - - . ~ lll.~.'~',, a- 4- ~ 11- --- -- I - ------ -- -.- -- - - - - -7 .- - - - -- --- - -- .- -- -- - - "" " " - , , "~ i- : ,,.1 ~1~ IM . -, - -i '- . , - I I'T -"-, -'~^ ai ~l , ,, .'7'- 7 ---- --', -,_'i "I'll"i VT M ;~ 11 ~- . ~1.