SCIENTIFIC ABSTRACT YEMELYANCHIKOV, A.N - YEMELYANENKO, O.V.

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SCIENTIFIC ABSTRACT
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YEIELIYAICHIKOV) A.N.1 kand.tekhn.nauk; PATRANIIIAp O.Pe, inzh. IDireasing the output of ski blanks in the Vologda Fumiture Factory. Der.prom. 3.1 no-41l7-19 AP :62. OMIMA 15:4) 1, Arkhangeltakiy lesotekhnichookiy irwtitut im. V.V.Kuybysheva. (Vologdar-Skis and skiing) U S S R 4 Of 'd - 1 f' 7: -t-ht w"..A Wtala, G. A. flale m. Nsoirh 44 -C dt-fi 2W th6 * 4 c A CA H - ~ -- u . up.. ~ t p -dertrode frons dq. tolds. of thetr "ti with varifju ralnus vw r-tudied for the purpose of elu6lathig the nature of sec. ftd W-rntials; (Kudra, 7'ru:iy PA Vies". Kj reewel. i P,iklad. Ek*,AWn.. Akad. JV-s6 Mr. 104D, 47-432). The animts were: SO.--, NO.-, Cl-. 1-. ctfmcot-. M---. csil,04- -1 C.114()7---. and The wrmspooding ,~l and salts -re ad-L-d sts anit'bry clectroly". The- patru "i of tile. 7mi wi-Am (swond pottntitl) In all cams wa4 attritAitable not to .the -ib-charge of cornpl~ metal ",5 but ~fh--r to the evulu- tinnoll-I(-I-SvAnacklmedium, -2, in-till.r.in the C.Se of flltmt~, reductio. 0( l" oot-j. q..la. . alc , or f(na=midc, thc wcond pottonti-N of (u Cd, Ag. and NN .,,r ilj~ to t~ Vf,itlutm to ., ~1-1-4 ch2ml stw .1 the au. ili.,, - -1-o the rr~lts -t--J-A f , K.d- second potenimh to M~ roluction cA ~imjj,rx tom c;f Itic MCA. flowli C-T Le r, ? of Effed of temossture on Me rata of i-fe-Cirod Y, jit" Vv from Std hurid G. A. e i j a Ms It ~v Mauh 3=, 0.0014, WININKIII-I temp. cia-the electrolysls of weakly acid .0, solutions, e.g.. the increase of polarization at temp. above 30*, are explained in term:4 bf chemical clianges occurring on the surface of the Cu cathodo-- for=tion of oxide. hydroxide, or basic Cu safts. TWL is sup- ported by experiatents which showod that no Yeductlon in the rate of Cu deposition occurred in a strongly acid solution, also that, when the e1cctrodcs wtnc immersed in a CUSO' at 40 or 60' a" then tested for polarization at 15 or 30'. ley gave polarization COMIS as It the me4surements were being made at 40 or 60'. Cuffent/potulzation curves arv given for 0-IN-CUSO, at t(!MP. from 15 to 631 and the correiponding log i- I / I.curves are platted. 1: W KIPmIlpirm. USSR ectrochemistry B-12 ~O /El Abs Jour : Ref Zhur - Xhimiya, No 8, 1957, 263o6 Author : G.A. Yemellyweako., V.P. Galushko Title : Nonsteeu!~Woc=ssesi at Electrolysis of Copper and Nickel So- lutioas. Orig,Pub : Zh. fiz. khimii) 1956, 30, No 8, 1710-1717 Abstract : The importance of studying the time dependences*of the elec- trode potential (~ ) and the current density (L ) was dis- cussed in reference to the, kinetics of electron processes, and the changes of q and L in time (t ) was studied at a con- stant voltage on the electrolizer at the electro-deposition of Cu. and Ki. Cu, was deposited from a solution of 0.1 a.,of CuSO4 + 0.5 n. of H2SO4 at 20 to 220. It was shown in.the case of electrodeposition of Cu, that i has a great magaitude at the beginning of the electrolysis (two secondo after switching in) and that it decreases~with time, to which the rise of the negative P in time corresponds-and which is explained by the considerably great magnitude of the concentration polarization. If some gelatin was added to the Cu electrolyte (0-01 g per lit), the magaitude of the initial current at a low electrolizer Card 1/3 USSR/F.lectrochemistry B-12 Abs Jour : Ref Zhur - Xhlmiyao No 8, 1957, 263o6 voltage (up to 0.16 - 0.17v) decreases in comparison with the solution without the addition, and, besides, the current strongly decreases with time, which indicates a strong re- tardation of the process; a slow rise of the negative Y cor- responds to it. -A considerably high increase of the current takes place at greater voltages, which in the opinion of the authors is caused by the potential of gelatin desorption having been reached. It is shown on an example with Cu that it is possible to estimate the applicability of either me- thod of surface preparation by the method of curves (io t) and ~0 t). Ni was deposited from a solution of 0-5 n. Of NiSO4 + NH4)2804 (12 9 Per Lit) + NaCl (5 g per lit) (pH - 4.8) ~Lt n to 220. The curves (i, t) in case of Ni are characterized by a little initial decrease of i with a following sharp rice of the current, to which not a decrease, but an increase of the negative Y of the electrode corresponds. The cuiwee (i, t) are of the same character in the same solution without NiSO4- The anode's rides shafply at the beginning and, after thAt, drops. The opinion is expressed that V is redistrJbuted be- tween the cathode and the anode, in consequence of which k and Card 2/3 1 USSR/Electrochemistry B-12 Abs Jour : Ref My, - Rhimiya, No 8, 1957, 263o6 i rise on the cathode. In solutiqns free of NaCl) or if the Ni anodes were replaced with graphite ones, the abnormal course of the cat-bde curves (i., t) and (ff, t) is eliminated. The authors explain the initial retardation at the electrode- position of Ni by the retardation of the activation of Ni-anodes by Cl- ions. The cathodeprocess accelerates together with *be activation of the Ni-anodes in consequence of the greater falling on the cathode. Card 3/3 TMV YANMNM,- ~ OA. The choice of a system oPsigne-fat.the e, m.- f~-ard-farthe elw6tr (I= 10:4) 1, Dnepropetrovski7 gosudarstvanny7 universitet. (Alectronotive for3e) (311actrodem) nMLIYAIiZfKO, G,A#; GALUSHED, V,P* Iffect of sulfuric acid solutions on metallic copper at various tonporatures. Zhar. neorg. khIn. 2 no.12:2834-2837 D 157. (Copper sulfate) (Copper oxides) (9M 1110 AUTHOR: Emellyanenko G.A. 73-2-17/22 TITLE: Causes of the anomalous course of the dependence of electric precipitation of copper on the temperature. (Prichiny anomallnogo khoda zavisimosti skorosti elektroosazhdeniya medi ot temperatury). PERIODICAL: "Ukrainskiy Khimicheskiy Zhurnal" (Ukrainian Journal of Ch=emstry)g Vol.239 1q0-.2, March-April, 1957, pp.243-250'-,'(USSR). ABSTRACT: The inveS%4gation of the influence of the temperature on the veloc.~,y of the electrochemical process procures additional da"z\% on the mechanism of the process. Syste- matic investig,,, ions were recently carried out by S V.Gorbachev k al (ref.2-5). They concluded that the tLrmal method Yould be used for determining the charac- ter of pola alion. The basic.-criteria were the course 3u of the depe ~i se of the log of the current density (lg i) on the inversie ragnitude of the al,.)polute temperature( I at constant pol~7isation of the el&l-trode, the value of the so-called eftective energy of ao,%ivation of the pro- cess W and its, qeEpn4ence on the pc'Q.a:~Isation of the Card 1/3 electrode. ,V.GorbanhoT s,tatOd -,~t both the 73-2-17/22 Causes of the anomalous course of the dependence of electric precipitation of copper on the temperature. (Cont.) concentrational and the chemical polarisation are pharac- terised by a linear course of dependence lg i on ~:. . But T for the concentrational polarisation w has a value of the order of a few calories and is practically independent from the electrode polarisation, value. The chemical pol- arisation is in a defined relation to the electrode polar- isation and w reaches 2 figure values of calories (kh. cal'. ) To clarify the part of chemical transfozmations during increased temperatures the author investigated the influence of the temperature on the velocity of electric precipitation of copper from sulphuric acid solutions. The anomalous course of the dependence of the velocity of electro-precipitation of copper on the temperature was found to be caused by chemical transformations occurring on the "metal-liquid" boundary line at increased tempera- tures. Tile formation of oxidesp their hydrates or basic Card 2/3 metal salts can be related to such chemical transformat- ions. The maxima of the curves of the dependence of the log of the current density on the inverse value of the 73-2-17/22 Causes of the anomalous course of the dependence of electric precipitation of copper on the temperature. (Cont.) absolute temperature are explained. (Diagrams 3, 59 89 9 and 10)'. The polarisation curves for various temperat- ures and different concentrations of CuSO 4 are shown in Diagrams 2, 41 6 and 7. There are 9 diagrams, 1 table and 1 drawing There are 7 Slavic references. ASSOCIATION: Dnepropetrovsk State University (Dnepropetrovskiy Gosudarstvennyy Universitet). SUBMITTED: October 24, 1955. (f irst) , September 10, 1956 (f i.nal) AVAILABLE: Library of Congress Oard 3/3 ~-Wm -.1-1 4-- 1 . - I . f AUTHOR j TITLEs Yemellyanenko, G. A. SOV/76-32-9-26/46 --Oi~ ~nomal~ous Temperature Dependence of the Electrodeposi- tion Rate of' Copper (Ob anomallnoy zavisimosti skorosti elek- troesazhdeniya medi ot temperatury) PERTODICAL: Zhurnal fizicheekoy khimii, 1958, Vol 32, Nr 9, pp 2119-2122 -(USSR) ABSTRACT: The author investigated 0,1 n CuSO 4 solution. In the first series of experiments the dissolved oxygen from the air was driven out with hydrogen, while in the second series it was allowed to remain in solution. A platinum electrode was used, and a compact copper layer was allowed to separate out onto it under a high current density. The current density (i) and the potential of the eloctrodes wars moacured at difforent tem- peratures. The results are represented in two graphs as a func- tion of lg i and 1 (reciprocal of the absolute temperature) at different potentiLs. The results so obtained suffice to show that the anomalies arise through chemical changes on the copper-solution boundary Card 1/2 under increases in temperature. There the following redox re- SOV/76-52-9-26/46 On the Anomalous Temperature Dependence of -the Blectrodeposition Rate of Copper action takes place to a small extenti Cu + Cu 24, *-A 2 Cu"' . Cu* hydrolyses and forms a yellow coating of cuproas (I) oxide, which is transformed into a red coating. The composition of this coating was analyzed quantitatively and qualitatively and was found to be practically pure Cu 20. There are 2 figures and 12 references, 12 of which are Soviet. ASSOCIATIONs Dnepropetrovskiy gosudarstvennyy universitet (Dnepropetrovsk State University) SUBM ITT ED i April 12, 1957 Card 2/2 5W AUTHOR: Yemellyanon SOV/76-32-11-2/32 TITLE: The Role of Cuprous Oxi0c in the Development of an "Anomalous" Dependence of the Velocity of Electro- deposition of Copper on Te-?~raoture (Rollzalkisi medi v vozniknovenii llanon~Lllnoyll zavisimosti skorosti cloktroosaz'h,,,1eniya medi ot tomporatury) PERIODICAL: Zhurnal fizicheskoy khimii, 1959, Vol 32, lir 11, pp 2479 - 2482 (USSR) ABSTRACT: The formation0f%oon a copper electrode at increased temperature was already pointed out .(Refs 1,2). Together with V.G.Govorukh the author carried out measurements of the averaje formation velocity of the Cu 20 deposition on the Cu electrode in a copper sulfate solution at different temperatures. The Cu 0 coating was noparated, from the electrode 2 ? by means of a hot 15,/j ITH Cl solution and determined gravinmetrically. The autior used CuSO 4 and CuSO 4' 5H20 Card 1/4 solutions. At 40 Cibe velocity of the Cu 20 deposition The Role of Cuprous Oxide in tbe DevelopMent of an S011/76-32-111-2/"42 "Anomalous" Dependence of the Velocity of Electrodeposition of Copper on Tomperature is low, it increase&j however, rapidly with temperature. According to the de~;rcc of accumulation of the reaction products the formation velocity of Cu20 decreases. Thi3 is explained by a partial oxidation of Cu 20 by the oxy-en dicsolved in the ell-ctrolyte. The crystalline CU20 layer firmly fixed to the surface leads to the paszivation of the corresponding part of the surface. To investijate the velocity of activation -pascivation of the electrode surface the elect.ode polarization 6T was measured at different current densities Yith respect to time. The electrolysis took place in sulfuric acid solutions at different temperatures. It was found that the mininum of t-:e value AT io, with the increase of the current density, displaced to hiaher' tenperature values, which is explained by a reduction of the copper ion content of the layer near the cathode. The formation of an "anomalouall course of the Card 2/4 dependence of the rate of --lectrodeposition of The Role of Cuprous Oxile in the Development of an SOV176-32-11-2171,2 "AnomLlous" Dependence of t,,e yelr)city of Electrodepozit'lLin r~r on Temperature copper on temperature is not explained by a phase polarization but by a complete p.,asivation of the surface parts of the electrode by CU 20. The increase in temperature promotes two opposite effects. On the one hand, the addition of the Cu 0 ions to the electrode surface is intensified, ang on the other, the passivation of the electrode surface by the CU 0 fornation is accelerated. In the first case the v2ocity of electrolysis increases with temperature, in the-second it decreases. The increase of e ion concentration in the solution to prevent the Cu 20 formation and thus to remove the "anomalousif influence of temperature upon the electrodepocition of copper was already pointed out (Ref 1). There are 2 tables and 4 Soviet references. Card 3/4 The Role of Cuprous Oxide in the Developncnt of an ZOII/76-32-11-2/32 4- "Anomalous" Dependence of the Velocity of Electrodeposi.ion of Copper on Temperature ASSOCIATION: Dnepropetrovskiy gosuda.-stvennyy.iiniversitet im-300-letiya vossoyedineniya Ukrainy s Rossiyey (Dnepropetrovsk State University imeni 300th Anniversary of the Unification of t*-e Ukraine With Russia) SUBMITTED: March 30, 1957 Card 4/4 oil iRIGULIM, II.S., GA-; SMEMKi V-I- Zinic-p2ating frm.an emmonts alsetrOlYte., Ukr.khim.shur,, 27 no.6:'828-430 163.. (KMA 34:n) I'S Dnepropetmvokiy v*ivermitat. U-MLIYAMIKO) G.A. Effect of temperature on the rate of the electrodeposition of zinc from sulfate solutions. Zhurz. fiz.-khim. 35 no.2:393- 400 F 761, (NIRA 16:7) 1. Dnepropetrovskiy gosudarstvennyy universitet. (Zinc plating) S/122/62/000/007/oo4/oo6 D262/D308 iUTHORSt Semeryuk, V.Is, Engineer; Yemellyanenkof G.A., Candidate of Chemical Sciences --------- TITLEs Acid electrolyte for cadnium.plating of complex details PERIODICALa Yestnik mashinostroyeniya, noe 7P 1962v 42 43 TEXT: The article describes the experiments conducted with the electrolyte (50 g/litre CdS04 - 8/3 B20 and 56 g/litre H2SO4) containing additions of si!lfurated naphtalene (30 mixture of concentrated sulfurio acid and naphtalene),.galAin and hide glue.- The results show that these additions improve the diffusing power of the electrolyte and have considerable positive influence on polarize- tion and the size of cadmium crystals. This electrolyte is recommen- ded as a replacement for the cyanide electrolyte. There are 1 figure and 1 table. Card 1/1 YFMLIYANWO, G.A.; BAYIIAROVA,, Ye.Ya. Else trodeposi tion of zizc and lead at given high current densittep. Ukr,khimozhur, 28 no.7:8'j9-911 162* (HaRL 15M) 1* Dnepropetrovskiy gosudarstvennyy upiveroitete (Zino platinr) (Lead plating) Y&ELItANEEKOP G.A,; T..-'* Effect of t,,-imT;o-rat?iru ;,n thij, eluctrcdepo:~!t-tf),.' of eadm'Aum fraii riu2fate ""hur. f Iv. khim. 36 no.3:50P-512 Mr 162. (MIPA 17:8) 1. Dnepropetrow-Oldv gosudsrstvonnyy univerviti%t. AUTHORS: Yemellyanenko,* G. A., TITLE: Effect of temperature metals. PERIODICAL: Zhurnal fizicheskoy khimii, S/07 62/036/007/008/010 B101%138 and Alekseyova# Yea Ps on the electrodeposition of some v- 369 no. 7, 1962, 1532 - 1536 TEXT: To find the opt:~= temperatures for the electrodeposition of Cuq Zn,.and Ag from various electrolytes, the curves log i versus 1/T were plotted. The folloving electrolytes were useds 1~-5 6v/1 CuSO -5H 0 4 2 + 2.5 9/1 H2 so 4 (1); 200 g11 CuSO 4-5H20 + 50 g/l.H 2S6 4 (11); 450 g11. ZnSO 0 + 30 9/1 Al (36 ) -18H 0 (111); 17 g1l AgNO (IV), and 40 9/1- 4* 7H2 2 4 3 2 3 ~ 200 AgCl g/1 K 4 Pe (CN)6 J-3H 20 + 20 gll--K 2CO3 (V)o-, A deviation from-~-, linearity was observed for the function log i - f(.I/T). It occurred at certain polarizations and temperatures and was more distinct at high polarization. It lies at 40 mv, 40-500C, for electrolyte 1; at 50 mv, 50-600C, or 100 mv, 40 0C, for 11; at 50 mvt 30-40 0C0 for IIII at 10'mv, Card .1/2 3/076/62/036/007/008/01.0 Effect of temoerature ... B101/B138 400C, or 20 mv, 35 0C, for IV; and-at 30 mv, 350C or 100'mv, 45 0C, for-V. The activation energy '.'/ for electrolytes I-IV is much lower above than below the bend in the curve, whereas V shows the opposite behavior to W. The deviation from linearity and the drop in W for I-IV are attributed tu transition from chemical to concentfation polarization.- The deviation of V is attributed to the fact that Ag ions are discharged at low polari- zation, but complex silver ions at high polarization. Conclusions This transition from chemical to concentration polarization must be allowed for when d6ciding the optimum temperature. Optimum temperatures for a rapid and irreversible process with 0prevailing chemical polarization aret for I (no data)j II 60'mv, up to 40 C; 111 50 mv, 18-250CI IV (no data); V 250 mv, 60-80 C. There are 5 figures and 2 tables. ASZ001ATION; Dnepropetrovskiy goeudaratvennyy universitet (Dnepropetrovsk State University) SUBMITTED: May 29, 1961 Card 2/2 YEMIYANENKO G.A.1 SDMJNS G.G,; 1 Blectrodepositim-of copper high cmTent densities. Ukr. 163. BAYBAROVAj le.Yao .1 from sulfuric acid molutions at khIm. shur. 29 no 4:404-406 iMIRA l6t 6) 1. Dmpropetrovskiy osudarstvennyy universitet, Popper plating) IPMLOYANENKO, G.A.j BAYBAROVA, Ye.Ya.j SIHULIN, G.G. . Cathodic deposition of zinc and lead at high current densities. Ukr. khim.zhur. 29 no.5:515-518 163. (HIM 16:9) 1, Dmprtpetrovskiy gosudarotvennyy universitet, YENELIYAIENKO, G.A.; SDIULIII, G.G. ... - ~ - ~ ".-I.-I.- Electrodepooitlon of copper from amonia liquors at high current denaities. Ukr. khim. zhur. 29 no.7t727-730 163, (MIRA 16t8) 1. Dnepropotrovskiy gosudarstven.W universitet. (Copper plating) 3/07 65/037/005/015/020 B1 01YI32 15 AUTHORS: Yemollyanenko, G. As, Afanaaenkog Ve I# TITLE: Effect of temperature on the electrodeposition of chromium PERIODICAL: Zhurnal "izioheakoy khimli, v. 37, no. 3, 1963, 680-682 TEXT: The effect of temperature on the electrolysis of a solution of 180 g11 CrO 2 + 1.8 g11 H 2so4 was studied between 10 and 600C at constant polarization of the cathode. The curves log i varsus 105/T show that the rate of deposition at 20 - 30 0C passes a maximum. This is explained by thermal and electrical activation of the reducing substance acting aC,ainst elootrodepoBition, and by inhibited deposition by reaction between deposited Cr and the cathodic layer whose thickness and properties are changed by temperature. There are I figure and 2 tables. ASSOCIATION:% Dnepro~etrovski~ univer3itet (I)nepropetrovsk University) SUBMITTED: May 25, 1962 Card 1/1 YEWLIYANENKOp G.A.; AFANASEMKO, v.r. Kinetics of the electrolysis of a chromium electrolyte at various temperatures. Zhur. fiz. khIn. 37 no-4:915-918 Ap 163. (MIRA 17M 1. Dnepropetrovskiy gosudarstvennyy universitet. YEHEL'YANENKO, G.A.; AFANASENKO, V.I. Anomalous affect of temperature on the rate of electrodeposition of chromium. Zhur.fiz.khim.., 37 no.8:1854-1857. Ag 163. (MIRA 160) 1. Dnepropetrovskiy gosudarstvennyy universitet. (Chromium plating) YE,%%LIYANTNKO, G.A4; Sit-111,111; G.G. Oscillographic determination of the transport numberq of ions in electrolyte solutions. Zhur. 'Liz. khim. 38 no.12.3004-1100' D 164. (~qRA 18:2) 1. Dnepropetrovskiy gusudarstvennyy universitet. YEIMIYAIIENKO. G.A.; SIMULIN), G.G. Causes for the forr,-,Iicn of some loose metal deposit.3 OTI the cathode at high current densities. Dok2. All SSSR 158 no.5t1186-1189 0 164~ (MIRA 17:10) 1. Dnepropetrovskiy gosudarstvennyy univeraltet. Predstavleno akademi- kom A.N.Frumkinym. TEMELIMENKOP, C.A.1 ~IMULIN, G.G. Oacillographic study of nickel eleotrodopoB.ItIon at bIgh current densities. tlektrokhtmiia I no.11:1384-1388 N 165. (MIRA M11) 1. Dnepropetravokly gosudAretvennyy univereltet. YEW,LIYANENKO, G.A.1 BAYBAROVA, Ye.Ya. ~' ~ .: ~_ ....... ~.-, 11 ~~ - - Electrodeposition of silver at high current densities. Ukr. khim. zhur. 31 no.107-41 165. (MIRA 18s5) 1. Dnepropetrovskiy gosudarstvennyy universitot. -r -A M 'UT.M 400 -ic.afilfatp srolutte-.ni of KI RP M Of COPPIr 010-Ctr(Aepositfort frcl~ %i,, 4 MOM,filillant cop"r at hign clirrant daroft~wi. m khtm. zhur. 31 -no.61 581,~-587 165. (MRA 18,s7) 1. Dimpropstrarakly gosiidarstverzi.~ry' unIverultat. TrYMLIYATRO.,_G. A..) AFANA5FNY,(), V.I. -hrr lemrerbture der-ardence of the rat. of o~ .1alun electrodeposition at iianatant polarization'of t'he cathode. -Zhur. fiz. khljn. 39 no.3t631- 633 W 165. (MIRA 18:7) 1. Dnepropertrovskly-- venrqy universitet. ~sudarst , '4 - ~ ..!. .. A L. i ~ - --- - - -- -- , . i J~l , YF,MLIYANFNKO G A., SIMULIff, G.G. on kinetics of cobalt at high current densities. Electrodepositi (KIRA 18:8) Zhur. fiz. khIm. 39 no.5$1077-1081 My 165. 1. Dnepropetrovskiy gosudarstvennyy universitet. YEMLITANENKO, G.A.; SIMLIN, G.G. Zhur. .ation of' the transiticn time fer elan Determir fiz.'khim. 39 no.-7:3.7301-Wa i1 165. 1. Dnepropotrovsk:V gosudarstvenn-yy ivilverriiiato YEMEL'yAlIENKO, G.A.2, AFANASENKO, V.I. Effect of the temperature on the electrodeposition of chromium. Zhur. fiz. khim. 39 no.4:850-854 'Ap 165. (MIRA 19:1) 1. Dnepropetrovskiy gosudarstvennyy universitet. Submitted July 1, 1963. YEMELIYANFAIKOP G.A.; SDMIN, G.G. Electrodeposition of copper from thioemifate solutions of cuprous oxide. Ukr.Wiln.zhur, 31 no.5t4nF8-480 165- (MIRA 18:12) 1. Dnepropetrovskiy goaudarstvennyy universitet. Submitted Sept. 25, 1963. S/080/.62/035/009/008/014 D204/D307 AUTITORS: Yemel'ygnenko,,_G_,_&!'j Baybarova, Ye.Ya.., and Semeryukt TITIE: The electrodeposition of cadmium,in the presence of hide lue (A), gelatine (B), aiid oulphonated.naphtha- lene ,PIMIODICAL: *Zhurnal prikladnoy khimii,-v'. 35j no. 9p 1962p 2007 - 2011 TEXT: The effects of A, Bp and 0 on the electrodeposition of Cd from a solution containing 50 g CdSO 4. 8/3 E20 and 50 9 H2SO4 per li- ter were studied at room iemperature, in an effort to improve the properties of electrolytic cadmium used as anticorrosive coatihgo on Fe. The cathodic polarization, A ,f t was measured at arious cur- rent densities, with and without additivesp using a 1 eJ flat catho- de and a large Cd anode. The greatest increases'in Acp (5NeIOO mV) were obsbrved with simultaneous additions of A and C or B and C. /a'c? increased with i (0-4 - 2.0 a/dm2) and passed through maxima Card 1/2 S/013 62/035/009/008/014 The electrodeposition of cadmium ... D204YD307 with increasing concentration of the additives; e.g. with 1 g IL/litr-,r A cp ;~as maximum at ev5 g C/l, whilst with 10 g A/1 the polariza- tion was greatest when 2 - 5 g of C ,,iere added. These effects are ascribed to the formation of strong adsorption layers of the additi- ves on the surface of Cd; the layers viere stronger when C was added to a solution containing 10 g11 of A or B, than when C was added to those containing only 1gll of either Aor Bo The eventual lowering of Ay at high concentrations of C is explained by a relative ex- cess of this additive in the adsorbed layer, over A or Do The ad- sorbed layers increased the energy barrier for the discharge and dehydration of Cd ions and facilitated the production of dense, fine-grain deposits of the metal. There are 3 figures and 2 tables. SUBMITTED: June 5, 1961 'Card 2/2 YIDMIL'YAIIENKO, G-0- 111"llianenko, H,H,I, kAnd,filon.nAuk, dOtdo 1117ttia. 9 no.4:6-9 t book about the trutb of life grea (HIR& 12:7) Ap 159. (Lqnint Vladimir Illich, 1870-i924)' (Dialectical "aterialiam) YEMELIYAIMIKO, odavatell Practice In related jobs is a valuable training wthod. Prof.-takh.obr. 15 no.9-.16 S"58. OGRA 11:11) Is Lyublinakiy industriallny7 tokbnikum. (Ityublino-Technical, education) TEMITAIMIKO, G.G. kand.filoo.nauk, d3ta. The founder of scientific communism. Hauka i zhyttia 8 no.5: 1-5 1~, '58. (MIRA 13:4) (Marx, Xarl, 1818-1883) YMMETIYANWOO I., prepodavatell poikhologii i pedagogiki I I - Letts improve pedagogical traini . Frof.-tekh, obr, 20 no.3:19 Hr 163. (MIRA 16:3) 1. Lyublinskiy industriallnyy tekbnilalm. (Vocutional education) (Teachers, Training of) 65=� IJP(c) WN/RM AR6016566 SOURCE CODE: UR/0196/65/0 JAUTHOR: Yemeltyanenkoy L. D.; Tsvetkov, V. He TITLE: Investigation of properties of translucent and light-diffusing glass-reinforced_plasticsi~ l SOURCE: Ref. zh. Elektrotekhnika i energetika, Abso 12V214 REF SOURCE: Sb. Fizika. Dokl. k XXIII Nauchn. konforentaii Leningr. inzh. stroit, in-t.a, L., 1965, 89-90 TOPIC TAGS: light diffusion coefficientq reinforced plastic# glass reinforced plastic, translucence coefficient, colored glass reinforced plastic ABSTRACT: The measurement results are given of the translucence and light-diffusion coefficients of 10 types of achromatic and colored RInm reinforced n1antics manufactured in the USSR to justify their use no _tganspajelt tructural parts in building constructions Thd -ori .g.' arto, -has: 1 tab140% G. Vvina. [Translation of abstract]' tAMI SUB CODE: ll/ SUBM DATE: 00 Card .EW(e)/E74T(m)/&qP(j)/T IJP(c) 'Ard/RMM1 5017560 SOURCE CODE: UR/0196/66/000/001/BO14/BO14 'AUTHOR: Yemellyanenko,.j.-D.; Obcrin, L. A.-,- Tsvetkov, V. N. REr SOURCE: Sb. Mika. Dokl. k XXIII Nauchn. konferentsii Leningr. inzh.-stroit.3 in-ta. Le, 1965, 83-86 TITLE: Investigation of certain physical properties of domestic fiber glass SOURCE: Ref. zh. Elektrotekhnika i energetika, Abe. IB02 TOPIC TAGS: fiber glass, temperature coefficient TRANSLATION: Thermal, optical and acgustical PrVerties of f~,Pt and corrugated poly- ester fiber glass based on PH-1 resinPand ZhS-04NIass fibarql%re analyzed. The co- efficients of,heat transfer (X) and emperature conductivity M for two batches of specimens (30 x 30 cm) were calculated using the V. S. VolkenshtLe~ method. The aver- age values for the first batch were a=7.4-10-8 M2js_e'E~,_X_-(F._77 i~jmodeg, and for the second batch a=6.8*10 8 M2/sec; A=0.2 w/m-deg. 1 figure, 2 references. V. Kostyukov. SUB CODE: ll/ S UDC: 621.315.619 Card 1/1 fv ACC "R' AR6031873 SOURCE CODE: UR/0058/66/000/006/I)093/1)003 Yemellyane AUTHOR: _nko, 1. D. TITLZ: Methods of evaluating the optical properties of polyester glass reinforc4 plastics SOURCE: Ref. zh. Fizika, Abe. 6D755 REF SOURCE: Sb. Issled. po matem. I eksperim. fiz. I mekhan. L., 1965, 164-171 TOPIC TAGS: optics, optical property, polyester, glass reinforced plastic ABSTRACT: The coefficient of directional light transmission and the coefficient of reflection and diffuse reflection were measured for samples of industrial glass reinforced plastics. /A study was made of the effect of temperature, moisture and ultraviolet radiatioalon the optical properties. It was shown that glass reinforced plastic is a dispersive medium with a high degree of nonuniformity to which it is difficult to apply the existing analytical relationships. E. Glazunov. [Translation of abstract) SUB CODE: 20/ P11ASE I BOOK MWITATION SOT/5544 Tomashov.. N. D.j. Doctor of Chemical Sciences., Professorp ed. Korroziya i zashchits. konstruktsionriykh metallicheskikh materialov; sbornik Statey (Corrosion and Protection of Constructional Metals; Collection of Articles) Moscow., Mashgiz) 1961. 258 P, Errata slip inserted, 10.,000 copies printed, Ed. of Publishing Howe: N.P. Yevotaflyeva; Tech. Ed.: ON. Smirnova; Managing Ed. for Literature on Chemical and Textile Machine Building: V.I. Rybakova., Engineer. FURPM: This collection of articles is intended for scientific and technical personnel concerned with the corrosion and protection of metals. COVERAGE: The collection deals with problems of the corrosion of constructional retals in various environments and conditions. Articles discuss new methods for the investigation and testing of corrosion and give results of recent research condneted on the corrosion and protection of metal constructions. The corrosion of some new alloys is allo considered. The collection includes Card 1/7 Corrosion and Protection (Cont.) SOV/5544 articles generalizing the results of research conducted during the last 2-3 years in the Department for Corrosion of Metals of the Moskovskiy institut stali (Moscov Steel Institute). Some of the articles were written in cooperation with the laboratory staffs of the "Berp I molot" Plant and Khimicheskiy zavod im. M.I. Kalinina (Chemical Plant, imeni~'RZKalinin) and are based on Investigations condacted at these plants. No personalities are mentioned, There are 21-9 referencesj, Soviet and non-Soviet. References accompany each article. TANZ OF CORIMIrS Foreword 3 Tomashov.. N. D, [Doctor of Technical Sciences]. The [Process] Controlling Factorb and the Protection of Metals Against Corrosion 5 GAS CORROSION DURING TEO ERAT TREATH10T OF ALLOYS Abramor., 0. V. [Engineer]., and N. P. Zhuk (Candidate of Chemical Sciences]. Oxidation of Some Alloys During Beat Treatment in Gas and Electric Furnaces 19 Card 2/ Corrosion and Protecti6n (Cont.) SOV/5544 Zhuk, N. P,, and L, P. Yeme11YanenkQ'1x-D&O9i3. The Effect of the Carbon Content in--th-e-Er on the Gas corrosion of Carbon Steels 40 PICIaMIG OF SOME: MRALS AND AUM Kuznetsov., G. G. [Engineer), N. P, Zbuk, and B. E, Lyubinskiy (Candidate of Technical Sciences]. Electrolytic Pickling of ,011gh-Alloy Metals 53 K~avchenko, T. G. (Engineer]., M. A. Vedeneyeva [Candidate of Technical Sciences],, and F. S. Rakhovskaya (Engineer]. Pickling of Austenitic-Ferritic EI811 Steel 72 Markovich, L. A. (Engimerl, and ff., P. Zhuk. The Effect of Raloid Ions on the Corrosive Behavior of UM18N9T Steel Daring Pickling in Sulfuric Acid 93 Card )/7 Corrosion and Protection (Cont.) 607/5544 CORROSION RESISTANCE OF CHROMIUM-NMXEL STEELS Vedeneyeva, M. A., and N, D. Tomashave Corrosion of lKh18Nq Steel 108 in Sulfuric-Acid Solution of CuS04 Vedeneyeva, M. A.., and F. D. Tomashov. Effect of Deformation on the Tntergramlar Disintegration of Chromium-Nickel Steel 1!6 CORROSION RESISTANCE OF TITANIM AND ITS ALLOYS Tomashov, N. D.,, and L. A. Andreyev [Engineer]. High-Temperature Oxidation of Titanium 127 Tomashcrr., X. D.,, and M. G. Milividakiy (Engineer]. Pickling of Titanium in Acid Solutions and in Alkaline 14elts 133 Tomashov, N. D.0 R. M. AlItarskiy [Engineerlp A. V. Prosvirin (Engineer]., and R. D. Shamgwwa (Candidate of Chemical Sciences]& Corrosion of Titanium and Its Alloys in Sulfuric Acid 151 Card 4/T Corrosion and Protection (cont.) SOV/5544 Tomashov, N. D.,. R. M. Al'tovs1dy., and V. B. Vladimirov [Engineer]. Investigation of Corrosion of Titanium and Its Alloys in Bromine Solutions in Methyl Alcohol 164 ,, H. D,j, R, M, Al'tovski-y., d.P~4hqZwva [Candidate'of Tomanbov Chemical Sciences], and A, D, Arteyev (Engineer]. Corrosion Resistance ef Titanium Alloyed With Mlybdemxm.0 Chromium, and Palladium 173 CORROSION AND PROTECTION OF SOME WTAIS AND AMMS IN ACZDS AT EMATED MMERATMM Titav, V. A. [Candidate of Technical Sciences]., 0, 1. Agapov (Engineer]., and N. D. Tomashov. The C~rrosion of Tantalum, Niobium, and Their Alloys in Sulfuric Acid at Elevated Temperatures 187 Tomashov, H. D., and P. V. Strekalov [Engineer]. Investigating the Corrosion Rate of Iron-Carbon Alloys in Acids at Elevated Temperatures 196 Card 5/7 Corrosion and Protection (Cont.) SCV/5544 Titoy, V. A.y 1. M. Balandin [Engineer], and N. D. Tomashov. Investigq.ting the Effectiveness of Various Metal-Protection Methods in Solutions of Sulfuric and Phosphoric Acids at Elevated Temperatures 200 CORROSTON ENDURAME CF STEEL Titov,, V. A,, and.N. D, Tomashm. Imestigating the Endurance of Card Wire 215 Titoy., V. A.0 and Yia. M. Korovin [EngLneerl. The Effect of Hydrogenation on the Enaars=a of Steel 223 Titov., V, A,., and V, V. Belnunova (Engineer]. Corrosion of Steel in Contact With Copper 230 CCOOSION AND PRMMION IN CEUAIN NWICHES OF THE CHEMICAL IWMTRY Millvidoldy., M, G., Z. 1. Ignatova [Enginleer),, M, A. Vedeneyevaj, V. A. Titov., and V. A. KUmt (Engineer]. The Usq of Urotropine to Retard Corrosion of the Steel Apparatus Used in the Production of Amionium. Chloride 245 Car& 6/T Corrosion and Protection (Cont.) SOV/5544 1 Titovj V. Aep.Le A. MarkcvIch (Engineer]., and A. V. Prosvirin. Investigating the Corrosion Resistance of Certain Meta3z and Alloys In Hexachloran Production 254 AVAILAME: Library of Congress (TA462.T64) Card 7/7 VK/wrc/mas 1o-5-61 8/137~61/000/011/098/123 A060/AlOl AUTHORS: Zhuk, N. P., Yemel' TITLE: Influence of carbon content upon the gas corrosion of carbon steels In air PERIODICAL: Referativnyy zhurnal, Metallurgiya, no. 11, 1961, 43, abstract 111291 (V sb. "Korroziya I zarhchita konstrukts. metallich. mate- rialov", Moscow, Mashgiz, 1961, 4o-52) TEXr: A study was made of the Influence of the carbon content (0.06 - 1.34 %) upon the gas corrosion of carbon steels from experimental heats in air at 0 500 1,100 C. The method was used of periodically weighing the specimens withcut extraction from the reaction zone of the furnace., the determination of the weight losses of the specimens after oxidation and scale removal, measuring the micro- hardness and studying.metallographically the transverse sections of the specimens after oxidation. The scale growth on all steels at all the temperatures investi- gated proceeds according to the parabolic law A gn . kr, whose exponent n varies between rather wide limits (from 4 to 1-5) as function of the testing temperature. The law of variation of n as a function of the temperature for ever7 steel Is Card 1/2 Influence of carbon content ... S/137/61/000/011/098/123 Ao6o/Alol violated,*as- a rule, in the region of temperatures corresponding to changes occurring in the steel and in the adjacent scale layer: the formation of wustite in the scale, eutectoid, magnetic and allotropic transformations in the steel, strong dissociation of the oxide Z - Fe203. The temperature dependence of the oxidation rate K of steel in air has the shape of a broken straight line In the coordinates log K versus-l/T, and the breaks in the straight line, accompanied by corresponding changes In the activation-energy Q of the activation process, take place in the region of temperatures corresponding to the abovementioned transformations: the appearance of wustite in the scale is accompanied by a rise of Q, eutectold and magnetic transformations cause a rise of Q, an allo- tropic transformation causes a drop of Q. The depth of the apparent and the real decarbonization of carbon steels increases as the temperature rises, and decreases with an increase of the C content In the steel. The decarbonization process of carbon steels leads to a reduction of their oxidation. rate in air. The oxidation rate jDf bteels is lowered as their C content is raised, and this effect becomes more pronounced with increasing temperature. [Abstracter's note: Complete translation] V. Tarisova Card 2/2 8 81/62/000/001/033/067 B151/B101 AUTHORS: Zhuk, N. P.,-Yomellyanenko, L. P. T IT Lf S - The effect of carbon content on the gas corrosion of carbon steels in air PERIODICAL: Referativnyy zhurnal. Khimiya, no. 1, 1962, 306, abstract 11183 (Sb. "Korroziya I zashohita konstrukta. metallich. materialoy". M., Maeligiz, 1961, 40-52) TEXTt A study of the effect of the carbon content on the gas corrosion of carbon steels (oxidation and decarbonization) In air is described, using periodic weighing without removing the nample from the furnace, at temperatures from 500 - 10000C. At.high temperatures (850 - 110000 the rat e of oxidation of carbon steels decrease3 with increasing C content. At temperatures from 700 - 80000 the oxidation process is complexp showing varying rates of oxidation. In the temperature region 500 - 6500C the C shows an insignificant effect on the rate of oxidation of carbon steels. The scale growth in all the steels, at the temperatures studied, follows Card 1/2 S/081/62/000/001/033/067 .The effect of carbon ... B1510101 n the law Ag kt~ . The rate of oxidation of the steels decreases with increasing Gcontent. This effect increases with increasing temperature. [Abstracteria notes Complete translation.] Card 2/2 22032 3/177/61/000/001/008/010 D211/D306 AUTHORSs Oksengendler, G.I.9 Captain of Medical Services, Aralov, S.S.# Senior Engineer-Lieutenant, and Yemej~Zanenko, M.I.j Major of Medical Services TITLE3 An apparatus for studying the stability of attentive- ness PERIODICAL: Voyenno-meditainakiy zhurnal, no. 1) 1961v 74 - 76 TEXTs The proposed apparatus permits the automatic recording of the above-mentioned test. It consists of a panel with nos. 1 - 25 not given in sequence. Undor each number there is an electric contact; the airman undergoing the test-touche8 the contact with a connect- ing rod and closes the circuit; only when he touches the correct consecutive number are the results registered on a tape recorder and the graphs obtained show the times needed to find individual numbers as well as the total time taken during the test. A schema- Card 1/4 An apparatus for studying tic diagram of the apparatus is given. requires an alternating current of 220 direct current of.24V. In the author's be used for studying the psycho-phy8ioLogical flyi.ag personnel. There are 3 figures. SUBMITTED; April, 1960 Card 2/4 22032 3)1177/61/000/001/008/010 D211/11306 The automatic tape recorder volts and the stepfinder a opinion this apparatus may characteristics of 22032 S/177/61/000/001/008/010 An apparatus.for studying 3)211/D306 15 Fig. 2. 0 0 0 o 0l 0 0 0 0.0 0 0 0 0 0 ,%~o 0 0 0 0 0 2 5 6 131 00 Card 3/4. ~4 8 22032 S/177/61/000/001/008/010 An apparatus for studying ... D211/D306 Pig.-2. (cont'd) Legends I - Numbered panel; 2 - stepfinder ATS (Dial Telephone System); 3 - relay of the stepfinder; 4 - contacts of the signal system; 5 - 6 - lamps; 7 - recorder; 8 - recording tape moving at a constant speed of 15 cm/min; 9 - Warren's electric motor;- 10 - contact rod; 11 - device for exchanging number panels; 12 - key for changing no. sequences; 13 - switches to the general current supply; 14 - button which puts the stepfinder into a new working position; 15 signal lamps. "',iJor of the f-'cdIc;,jj 13 . -rvica, --A. SLmf-le Yet~od of of the Blo,7d Vessel. wall. OKSEEGENDLER, G. I. Voyenno-Y6ditsimskiy Ahurnal. No. 11, 1961, Pr YEHELIYANEHKO, M.1 , mayor meditsini3koy aluahby; OKSENQMIDIER, G.I., kapitan meclitsinskoy pluzhby Simple method for determining the permeability of the vascular wall. Voen.-med. zhur. no.3-I.-?9 11 161. WIRA 15:6) (BLOOD'VESSEIZ--PEMIEABILITY) ) -a. a - . # - ---- --- ____ - - _------ ------ Stellar Astronomy, Kinematics and Dynamcis of Stellar Systems (1743) Paremennyye Zvezdy, Vol 9, No 4, 1953, pp 266-270 YEKM I YANENKO, - M. T, and HATVEYEV, 1. V. "An Investigation of Irregular and Semiregular Variables" Part III; "Several Properties of the Visual Distribution of Irregular and Semiregular Variables" As a result of their studies, the authors succeeded in-dividing 75% of the stars they examined into 28 groups, which occupy. 4.6% of the area of the celestial sphers. The article contains a map and list of the~;e groups. SO: Referativnyy Zhurnal--Abtronomiya i Geodeziya, No 1, Jan 54;(W-30785, 28 July 1954.) CHMPASHCHUX, A.; YEHELoyMmt M~T., nauchnyY rukOvOditell Photometric observations of the total lunar eclipse on YAY 13-14# 1957. Uch.zap-Nuib.goo.ped-inst. no.37210-16 162. (KM '1631) 1 (Ealipsest Lunar) CU"ANOVA, Ye-P- , T ~Q,_j", NESTEMO, A.D. Ampaiykakoye iron ore dePosit- Sov* geole 3 no-7tl22-123 Jl '6o. (MIRL 13:8) 1. Ampal-ykakaya ge ologorazvedochnaya partiya- (Kuznetsk Basin--Iron ores) 0 S1135161100010ohlOlOI012 A006/A101 AUTHORS: Andrianov, K. I., Supereko, 0. D., Ilikolayeva, L. I., Kudryavtscv, K. V. Yemel;yanenko, N. L., Engineers TITIE: Ceramic Noz?les of the A-547r Semi-Autonatic lHachine for Welding in Carbon Dioxide PERIODICAL: Svarochnoyc proizvodstvo, 1961, No. h) pp. 37 - 38 TEXT - ~Aslding in carbon dioxide with consumable electrode is used at the Chelyabinsk Tractor Plant for Joining tractor parts on the A-5h7r semi-auto- matic machinep where the gas flow is directed by a chromplated brass nozzle (Fig. 1)3 placed on the rubber housir.F of the burn(-,r tip. The use of this nozzle presents hovever, a series of deficiencies, such as short-circuits of the weld- ing current; sticking of metal splashings to the internal nozzle nurface, and short service life of the nozzle. The laboratory of mineral zer3mics at the Plant developed ceramic nozzles to replace the chrome-plated brass nozzles, pre- pared in a metallic mold by press-forming from a ceramic mass of 12 - lhp" mois- ture. The conponents of the ceramic mat,7-ri,:1 were dried, crushed, screened, and mixed during 8 h. The material was then wetted with water to 28 - 30% for 3/135/61/rOO/001j/01,0/03.2 AW6/AlOl Ceramic Nozzles of the A-547r Seni-Auto;-tatic 11-lachIne for Welding in Carbon Dl.,~x- ide saven days and then molded. The molded noz-,Ias mro dried at room tonTYvittire and roasted in an electric furnace. Ceramic nozzles of the following composi- tiona were -anufactured by the described technology: Designation of mat~,rials of the mass I ii I IIII IV Talcum chlorite 7o 6o - - Refractory clay 20 30 LO 15 20 Quartz - - - 20 15 Fluorspar - - 30 25 Porcelain waste - - 10 35 Kaolin - - 25 5 Card 2/h S/135/61/000/ooli/010/012 A006/AlOl Ceramic 11ozzles of the A-547r Sen-d-Auto.,i4tlc ~Iachino for *Ueldin- in Carlbon Diox- ide Talcum-chlorite containing nozzles were roasted according, to graph 3. Torts p4~,r- formed with experimtental ceramic nozzles proved satisfactory. The rcplacin~7 of brass nozzles by the new ccranic ones presents the following advantaocs: the possibility of a contact between the nozzle and the part to be welded is excluded the durability of nozzles is raised by a factor of 1b - 16; scare chronie-plbed brass is replaced by cheap ceramic materi3l; labor consixiing proccoses of manu- facturir4g, the nozzles are siibstlltuted by advanced press forming methods, elininat- ing subsequent m4chanical treatment; the time 6f exchanging and cleaning ths. nozzles from metal splashings is considerably reduced. There are I table and 4 figures. ASSOCIATIM: Chelyabinskiy traKtornyy zavod (Chelyabinsk Tractor Plant) Card 313 ANDRIUDVr K.I.p inzb.; SUPEREKO# O.D.f lnzh.; NIKOIAYEVA, L,Lp~ln2h.j -KUDRYAVTSEVp X.V., inzh.; UNKLOYABENKOp N.L., inzh. ~Ceramic noxzles for A-54? r semiautomatic machines for veling in an -,.atmosphere of carbon dioxide. Svar. proizT. no.4:37-38 Ap 161. (MIRA 14:3) l.- Chelyabinskiy traktornyy zavod. (Electric velding-Equipment and supplies) (Protective atmosphereer) Ti 38363 S/058/W000/005/090/119 7 ),o AUTHORS: Moldovanova, M., Yemelyanenko, 0. TITLE: Comprehensive investigation of carrier equilibrium in InSb ana GaAs PERIODICAL: Referativnyj zhurnal, Fizika, no. 5, 1962, 33, abstract 5E259 ("Godishnik Sofiysk. un-t. Fiz.-matem. fak.,' 1959-1960 (1961), v. 54, no. 2, 1-9,'Bulgarian; English summary) TEXT: A comprehensive Investigation has been conducted on conductivity, the Hall coefficient, the coefficient of the transverse thermomagnetic effect, and the thermoremf on the same p-type InSb and GaAs s ecimens at temperatures between 86 and 4240K for InSb, and between 86 and 550 8K for GaAs. The hole concentration for 1n3b was 4.3 * 1015 cm-3. The impurities were completely ionized in the temperature ranges Investigated. The entrainment. of carriers by phonons was observed below 110 K. Above this temperature, the carriar mobility in the impurity zone obeyed the laur u "-T-1-5 and in the zone of intrinsic conductivity it obeyed the law un --~T21-4. Above room temperature, the electron gas became partly degenerate. The consideration of degeneracy led to the values of the effective masses: mp - 0.174 mo, % 0.045 mo; in fhe opposite case:. Card 1#0, S/058/62/000/005/090/119 comprehensive investigation of carrier equilibrium... Ao6l/Aloi- nip - 0.167 mo, mn - 0.043 mo. b - 10 was found for the ratio of carrier mrbilitim For GaAs, the hole concentration at temperatures above 770X. was 4.5. , 1016 cm-3. The electron gas started becoming degenerate at 250 0K. The carriers were scattered partly by the impurity, and partly by the lattice (the latter scatter- ing prevailed at high temperatures). The effective mass was mp,* 0.5 Mo. I MenbAyeva. (Abstracter's note: Complete translation] S/194,/62/000/007/075/160 D295/D308 AUTHORS: J4oldovanova,*M.# and Y4gjelyanenko, 0., TITLE; Complex investigations of InSb and GaAs at equilibrium carrier concentration PERIODICAL: Referativnyy zhurn4l. Avtomatika i radioelektronika, no. 7, 1962, abstract 7-4-27 sh (Godishnik Sofiysk, un-t Fiz.-matem. fak.0 v.-54# no, 2, 1959-1960 (1961) 15;tl.; summary in Eng.1) TBXT: Complex investigations of R, d, a and..Q in p-type,monocry- sthle of InSb and Ga4s have been carried out in tomperature ranges,' of,86 - 4240K for IzAb and 86-5760K for G6.As. It has been shorm that the Hall coeffibient and carrier concentration in type-InSb' in the 8,6-1340K ranger are constant and equal to 1700 em3/-coulomb E~ad 4.3 x 1015 cm-3 respectively, It was found that carrier nobility follows the law U ~, T-1.5-in the impurity'region and the law U p P "k T-1*4 in the intrinsic-*conductivity region. At 3240K the p-car-% rier mobility was 1700 cm2/V see. and the n-carrier mobility to Card 1/2 B/194/62/000/007/075/160 Complex investigations of InSb ... I D295/D308 4 2 C 5.1 x 10 cm /V sec. The width ok the forbidden band at absolute zero, A E0, was found to be equal::to 0.268 eV. The effective mass of the p and n-carriers corresporided to 0.174 and 0.45 m0 (allowing for the fact that ~he oloctron gas above room temperature In par- tially degenerate). In p-type GaAsp in the impurity region 86-20003; the carrier concentration was equal to 4.5 x 1018 cm-3, and the ef- fective mass was m 0-5 m 16 references. [Abstracter's note: p Complete translation.] Card 2/2 AUTHORS s Yeraellyanenkot 0. V.) Nasledov, D, if. 57-25-6-8/34 . . . ............ TITLE: The Electrical Properties of UaAs at Low Temperatures (Blaktrichookiye svoy3tva GaAs pri nizkikh touperaturakh) PERIODICALs Zhurnal Tokhnichookoy Flziki, 1958, Vol. 20, Nr 6, Pp- 1177-1187 (MR) ABSTRAM Gajl~Lum arsenide is a semiconductor compound of the type AjJ1 B-Y- . The electrical properties of AM BY are similar to those of germanium and silicon and are, in most casec, explained by means of the theory of atomic semiconductors. The characteristic feature of numerous compounds of the 'M B2 is the small effective mass of the conduction type A electrons m n Thus for InSb M n , 0,013 m and for InAs m. n = 0,064 m (m mass of free electrons). In the present paper full independence of conductivity and of the Hall 0 constant (Kholl) of temperature in the interval 1,5 -4- NO K was obtained for the n-samplea of GaAs. Analogous results Card 113 have formerly been obtained for the n-samples of InSb and __TEe__'2l7e_ctr cal Properties of GaAs at Low Temperatures 57-28-6-0/34 InAs. Analys-is of these data shoved that the semiconductors mentioned are in the metal state at the respep.tive concentrations of the donor impurities (N(10;~1017 -_ 1018 cm-3). The activation energy of thA Impurities in their case is equal to zero. The concentration of current carriers is steady. The carrier gas is highly degenerated. An important part is played in connection with the metallization of these matprinlo by the small effective mass of the electrons, The non-dependence of carrier' mobility upon temperature is explained qu!%litatively by the function of those processes of dispersion the effect- tive cross section of vhieh does not.immediately depend upon temperature. In the analysis of reau.L~~.j Lue term "temperature of semi-ionization of admixtures was introduced. This term is of general validity for semiconductor3 with high concentrations of admixtures, and with its help it is possible to determine especially the fact of the metallization of the semiconductor (J6-E 0) pr. aft,er measuring R at not too low temperatures (e. g. Card 2/3 temperature of liquid nitrogen). More detailed information The Electrical Properties of GaAs at Low Temper'aturee 57-28-6~4/34 concerning the structure of the energy spectrum in metallized semiconductors and the kinetics of conductivity must be obtained by measurements of the thermoelectromotive force as well as of R and cewithin a larger concentration- and ?emperature interval. it may also be hoped that this will also explain the nature of the reduction of the resistance of n-samples of GaAs in the magnetic field, which was discovered in the course of this work. The authors thank 0. 1. Averkiyera, V. S. Grigorlyeva, T. S. Sukhanova and N. U. Reynov for their cooperation. There are 6 figures, 3 tables, and 14 references, 3 of which are Soviet. ASSOCIATIONs Leningradskiy fiziko-takhnichaskiy institut,AN SSSR (Leningrad Physical-Techn'Lcal-Inatitute,AS USSR) SUBMITTEM! October 1, 101;'? 1. Ga1lium arBenides-Blectricil-properties 2, Galli'um Card 3/3 arsenides-Temperature factors 3. Semiconductors-Analysis 4. Semiconductors-Magnetic factors ~XTPORS: Averkiyeva, G. K., YemellyanAnko, 0. V. T -n the Electric Efflact"'6C, rit tff 0 Impu JYL':': (71 iy a n i Y eprimesey na olektrichoski.Vc :--oyntvn i~IODICAL: Zhurral finiki, 1958/Vol 282-OP- V 15-1917 (U`)) 9, 9q, T iAC, T '1'h~~- ixvt~sent article presents information on ex!e-iPenlus In %shich a number of elements of the c?lns I - VI were in"ro- dw,ed into a compound of the type A- B , that ir, to say gallium arsenide. "itcl- a ritudy nny bc oxivectcd to yield eviderce~ bearIng on tho I effect.--o of elcments of various groups upon the olictric tf,:.,~ of GLAs &nd upon the entlir admixturec. 'Ale "Ie ,.czt effective donor and acc .3 -were produced by an im.-rediate joint melting of the conT)onents in evactated tightly sol(lored quartz amroules. The evidence ob-thined leads to t6 folloviing statenen*ts: 1) The elements of the H column, Zr and Cd act in GaAs as acceptrirs, t1houe calurar:, 2, So and To ao donorc jw3t cis thef do :n of' tile YJ I I Other A-' -TII commotin.1a. 2) Coppor Jv an acceptor, thiv result .-!ilh that found by 'Y'zairous (.Shmirouv) 1) for compl, ("ard 1/4 GaJb. 3) 'fh-, elLments of the 1II,- V.coluvin, N, 'A, ..'n, on the -1:*1sctr--c of rsen-~-Ira -b do not form active centers in GaLs. 4) Yhe of c-lectrons .-nd of ',,olea 1.9 only little de,,Tjidon~,, i-non thc oC tinI unon thQ concentration of th,: vdmi~--t-oren. 1,o ..nf1u!.-r.Qe of the i:-.iniritien iroon the .9trength of G;,.'..n coti],,' as ~,ret bc- 'J~uni, as only --in a few cases it Oossible to mc:,cure the microutrength of the excess phas~~a. r: -I ited a strongth coincidLiv t'! t.,4,tt "tj ir,,, 'Irition exhib, of nu.ve indiuvi j)1'Od11CeS Ln excess p!i,.-,,e .-hich e:,--- I hib-ita rt zhole Suectrurl of nicrostrongth valuco, w1hich could 1),~ idu;~tjfiod -,,Iith such of the solid Ga xIn 1-X I.- "Olutiono. lih,-, elements of the 11r. column, zinc in particuLar, rtre gallium arsenide than the el,!.-aents of the ~;ubter -;nluble in r 'i'l. crilumn. Zinc proved to be the most effectiv,3 accentor !tdrfl.7~:!iro und aelanium its tho motit a:factivo do~ior ivlni..tuve. p3taln fort,1011 by uto-,mlov with Ln- and )*o tidmil-,tuvon hrrl Uj.,i somo flime naions ae thono without adiiix-turej. "I"hen Vie acceptor elements Cu and Cd were introduced, into a n-ty;...- material P. ~iigh --utual compensation of acceptc-,-r? and donors w~,,v found. This occurred more frequently thav, -, coul.' "Oe .Effect on tile- ct-"ic L ic-3 01, 5;-,' r.,;"cted frcm thc~ -iremiiia thut the flormi, and thr: accc;,tcr 1* m - Independently in GuAo-. Vl~--.,,: 'ji_jAr!VC.. t;lat t'le disoolvln 'q 0i, the 'oc c-e!) t Or r ff.Ici_littoted by thi.! c-,dutunce '-ed (10,nor certer.,;. N. -iuvledov and fl. A. Oor-tinw., with tile authors. ~. D. 't*t!,.,C)v rlnoiuted -_ir. he pre-m-ratim o. Une .9a;,o)1ec wid in thc~ t.re-uration rinfl, Vrw study '.o_`1' the Polished section2. There. are I t,a'uic _-nI coo, I of vhich in ;;ov.iet. 'notitut .',N 59.2"R A .TIOU: LenLngradski,,r fiziXo-t-.?k1,ni(,hoskiy awj 'PechnictA Inotitute i.'CS.__A) T) ril 10 10',7,1 YINELITAIMIMD Q.V,.., NASLIDOV. D.R. =*Xitl Irernst-IttingshBussn, affect in gallium arsenide. Yiz- tvare tela 1 no.6:985-988 Js '59. (KIRA 12:10) I1.-Leningradskiy fiziko-takhnicheekiy ingtitut AN.SSSR. I (Gallium arsenide-Blectric proPotties) 69086 .29,71 oo S/12o/6o/oo/ol/027/051 E19�/#382 AUTHORS: Yomellyanenko, O.V. and Trishi TITLE: 77nstrume2it-"ror-tha Investigation of the Kinetic Effects in Semiconductors PERIODICAL: Pribory i tekhnika eksperimenta, 1960, Nr 1, pp 98 - 99 (USSR) ABSTRACT: The device described is a laboratory instrument suitable for the measurement of the.electrical conduct vity, the Hall effectV Nernst-Ettingsliausen-effect~tnd the Be thermal e V in 3miconductor samples at temperatures ranging frMlo-ho - 900 OK. The diagram of the instrument is shown in the figure on p 99. The investigated sample 5 is placed between two graphite blocks 1 which clamp the sample due to the tension of the spring 4 . The blocks are furnished with side grooves. 2 and centre holes. Porcelain tubes are placed in these holes in order to accommodate the thermocouples 6 . The probes for the measurement of the electrical conductivity and the Hall and Nernst-Ettingshausen effects are made of tungsten wire, having a diameter of 0.1 mm and are Cardl/3 situated in the grooves of the upper block. The probe and 69086 5/12o/60/000/01/027/051 An Instrument for the Investigation of thE012MEOM' Effects in Semiconductors the thermocouple wires are insulated by means of quartz capillary tubes 11. The upper block is fixed to a glars stem by means of a fine steel tube 8 . The glass stem contains all the output wires. Before the measurements, the device is evacuated and then filled with an inert gas. The blocks and the sample are heated or cooled externally. For this purpose, the instrument is inserted into a two- section tubular oven. Each section (A and B) heats one of the blocks. If it is necessary -to carry the measurements at low temperatures, the instrument, together w:Lth the oven,is placed into the stream of evaporatIng nitrogen. The outer diameter of the device is 12.5 mm, the diameter of the blocks being 10 mm. The investigated samples can have dimensions ranging from I x 2.5 x 6 mm3 to 4 x 6 x 30 mm3. The instrument reaches a thermal equilibrium in about 20 to 30 min. The samples can easily be removed by taking out~the lower block. The Card2/3 measurements are carried out as follows. The "heateril a 69o86 S/12o/60/000/01/027/051 Ej9?4E3Rfnet1c Effects in An Instrument for the Investigation 0 e Semiconductors the "refrigerator" of the device produce a temperature difference along the sample. This is determined by the thermocouples. The thermal emf can also be determined by means of the thermocouples. In order to deterihine the Hall effect, the instrument should be placed in a magnetic field. The authors thank D,N. Nasledov for his interest in this work. There are I figure and 3 Soviet references. ASSOCIATION: Fizilto-teldinicheskiy institut AN SSSR (Physics- engineering Institute of the Ac.se., USSR) SUBMITTED: January 2, 1959 Card 3/3 YEMBLOYAIENKO, O.,V.; LAGUNOVAy T.S.; IIABLEDO'Vp D*N. rs in strongly degenerated gallium 8) Scattering of current Arrie 2-197 F 160. (miRA 14: ars'enide. Fiz. tvaro tela 2 no.2:19 1. Fiziko-tekhnichooki-Y inotitut AN SSSRI Loningrad, (Gallium arsenide) L ~14 4,) rol o V r-) (0 0 0 AUTHORS: TITLE: PERIODICAL: 825hl s/iai/60/002/007/017/042 B006/BO7O Yemellyanenko, 0. V., Kesamanly, F. P. The Problem of Methodology of quick Precision Measurement of the Thermo-emf of Semiconductors Fizika tverdogo tela, 1960, Vol, 2, No- 7P PP- 1494-1496 TEXT: The authors describe an apparatus with the help of which it is possible to measure the thermo-emf in a short time. The method is based on the application of thermocouples with controlled heating. The two 'thermocouples are surrounded by a heater which is in the immediate neighborhood of the mcaouring junction (Fig. 1). One of the junctions of couple I is in contact with the object, while one junction of couple II is separated from it by a small gap. The second couple controls the heating. With this comparison instrument a very exact measurement of temperatures is possible. Applying this method of measuring temperature, the authors oonstructed a simple apparatus for measuring the differential thermo-emf of semiconductors of arbitrary forms of samples in the Card 1/3 825hi The Problem of Methodology of Quick Precision B/181/60/002/007/017/042 Measurement of the Thermo-emf of Semiconductors B006/13070 temperature range 25 1* 1500C. The apparatus has a high degree of accuracy and rapidity of measurement. It is shown diagrammatically in Fig. 2. For the purpose of meaauringg the sample is placed at the ends of two L-shaped copper blocks, the other ends of these blocks being In containers filled with ice. The sample is heated, and the thermocouple is brought manually to the points between which the thermo-emf is to be measured. The temperatures of these two points Wre measured. The heating of the thermocouples is reacrded by two potentiometers. The thermo-omf of thA semiconductor and the thermocouple were measured by a potentiometer of the type nCITIB-1 (PPTV-1) and galvanometer of the typeti-21/1 (M-21/1). The temperature is measured with an accuracy of 0.10C, that is, of about 2-3% between 7-100C. The junctions of the thermocouple had a diameter of 0.4 - 0-5 mm, and the contact diameters were not larger than 0.02 - 0.03 mm. The method requires 10 - 15 minutes for one measurement. To determine the temperature dependence of the thermo-emf of a sample between 25 - 1500C for 10 - 15 points of measurement, 2 - 3 hours are required. The accuracy of measurement of the thermo-emf is t(2-3)%. Fig. 3 gives an example of a measurement of the temperature dependence of the thermo-emf Card 2/3 825hi The Problem of Methodology of Quick Precision 311811601002100710171042 Measurement of the Thermo-emf of Semiconductors B006/BO70 of gallium arsenide. The authors thank Professor D. N. Nasledov for discussions. There are 2 figures and 3 Soviet references. ASSOCIATION: Fiziko-tekhnicheskly institut All SSSR Leningrad (Institute of Physics and Technology of the AS USSR. Leningrad) SUBMITTED: November 20, 1959 Card 3/3 LI, -7 700 t/ q3 S_C7) 6 'C;2 WID-0 00Y4 8/181/60/002/010/016/051 B019/BO56 AUTHORS: Yemell enka. 0. V., Nasledov, D. N.9 and Petrov, R. V. TITLE: The jernst-Ettingohausen Effe p-Type Gallium.ArsenideV PERIODICAL: Fizika tverdogo tela, 1960, Vol. 2, No. 10, pp. 2455-2457 TEXT: In an earlier paper (Ref. 1) the authors investigated the Nernst- Ettingshausen effect in n-type gallium arsenide. The coefficient Q, of the transverse Nernst-Ettingshausen effect in p-type gallium arsenide is graphically represented as a function of temperature. As it turned out, Q+ is considerably lower for p-type gallium arsenide than for n-type gallium arsenide. This is due to a lower mobility of the holes as J~ compared to the electrons. At temperatures below room temperature, Q is negative, which may be explained by the scattering of carriers by impurity ions. This explanation agrees with measured results of the Hall-mobility of holes. Above 350 to 4500K, e becomes positive. This convinces the authors of the fact that at these temperatures the PK acoustic vibrations are the main scattering centers. The mixed conductance Card 1/2 84594 The Nernst-Ettingshausen Effect in p-Type Gallium Arsenide S/181/60/002/010/016/051 B019/BO56 beginning at 600 - 8000K again makes e negative. Finally it is pointed out that the results obtained here may be explained by the modern theory of thermomagnetio effects. Furthermore, the results obtained make it possible to estimate the part played by acoustic vibrations of the lattice in scattering processes. There are 1 figure, 1 table, and 3 references; 2 Soviet and 1 US. ASSOCIATION: Fiziko-tekhnicheskiy institut AN SSSR Leningrad (Institute of Physics and TechnoloKv of the AS USSR. LeninKrad) SUBMITTED: April 4, 1960 Card 2/2