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SCIENTIFIC ABSTRACT YELISON, M.I - YELISTRATOV, P.S.

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December 31, 1967
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SCIENTIFIC ABSTRACT
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_04417;67-EWT(1:)-IJP(c) A C NR.t XM34273-- SOME CODE: UP/0386/66/ /007/0267 0 AUTHOR:- Lutaklys V. N.; Korneyevp D. N.; Yel.1son., M. I. ORG: Institute of Radio Engineering and Ele-c~-t-.r.~'o"a'cws.'$'-AcadewI of Sciences SGSR rinsti- tut radiotekhniki. i elektroniki Mdemii -n-auYt SSS ) TITLE: Observation of quantum size effects in bismuth films by the method of iu-M-991- i SOURCE: Zhurnal eksperimentallnoy i teoreticheskoy Miki. P1$'M% T redaMmiyu. I.Prilozheniyep v. 4.9 no- 7., :L966.. 267-27o TOPIC TAGS: bismuth., silver$ tunnel effect., volt ampere characteristiej, quantum oscillationp electronic thin film ABSTRACT: The authors report the results of an e.-cperimental, investigation of tunnel J- systems containing size-quantized bismuth films., since theory predicts that the current-voltage characteristics of such a system should reveal a mumber of specific features that yield information on the structure of the carrier energy spectrum. The measurements were made on Bi (thin film) - dielectric - Bi (thick film)j, Bi (thin Mmi, - dielectric - Ag., and Bi (thin film) - dielectric - Bi (thin film) system (Fig* 1). Vacuum rather thant-a-s6lid1dielectric was used for the gap to eliminate parasitic ef- fects.. The tunnel system was placed in liquid nitrogen during the measurements* fte bisinuth films were obtained by evaporation on hot mica in vacumo The Inwastigated sezWles ranged from to 3,3W A in thickness. The volt-ampere characteristics of Card 212 At-%. RKs, Am34m (polished SIG" the BIP-Ag system and of the Bi (thin film) the - Bi (thick film) system show cle&r3,V presence of the expected quantum oscilla- tions. The non-monotonic eb""ter of the; current,variation is even more pronounced got when the obtained characteristics are dif-: ferentiated. The experimentally obtained values of the Fermi energy lie in the range between 0,02 and 0.027 evp i.e,,p they are close to the lalown v%lues of the Fermi energy In bulk biniath. 2he dis- Fig. 1. Diagram of tunnel system tame betwom the singul^rities on the volt- amps" characteristic yield an estimate of ^0.012wo for the coManent of the effective mass of the electrons in BI corresponding to the direction of the trigonal axis. This is in good agreement with the known values cbtained from measurements or the de Ka&a I aW Yu. P. Orgin . - Van Alphen effect. The authors thank V. B. Sandomirski for a d1s- cussic,,% of the paper and V. A* for heV the experimentso Crig. arto has: 3 figurese OM VMt,- MW Wo, a*/' ON Mr: 003 SILTCH, SIDOROV, I.P.; MAR-MIOVA, L.L.; 131W"V$ A.R.; YULUSOVV A.A.; KISILI, I.M.; Prinimali uchastiye- KT-.TYOVA, G.11.-' 9 M;ROFZMA, A.D.; 11KALYGINA, N.M.; 0107JUVI. A.I.; 7ArZBTA-,-.&jjl_ YELISOVA T V ; BUSYGI11A 0 A. 1. W-ft- Improved technological sy9tem, with a suspended catalyst for the production of alcohol by oxo synthesis mothod. Khim.i tekh.topLi masel 6 no.8:19-24 Ag 161. (MIRA 14:8) 1. Gosudarstvennyy.institut, azotnoy promruhlennosti; LXhK; Opytno-konstruktorskoye byuro po avtomatike. (Alcohols) (Oxo process) YELISTRAKHOV, V.I., telchnik. Preventing the contamination of oil by water and oxidation In. the oil nyst*m of turbines. Bnergetik 4 no.9:10 6 156. (WRA 9: 10) (Turbines) (Oils and fate) L UIZZI-W hyl I t IGN ACC NR1 AP6027314 SOURCE CODE: UR/0428/66/000/002/0109/0114 AUTHOR: Hanich, P.-Yas; Yelistrataw, I. F.; Ilych, H..K.; Levin, I. H.; Lamanosa~a, T. Hakare_yf0r7'S7nr. ORG: none TITLE: Optical characteristics and light field parameters of lake water SOURCE: AN BSSR. Vesti. Seryya fizika-matematychnyckh navuk, no. 2, 1966, 109-114 TOPIC TAGS: optic property, water, light diffusion, light refraction ABSTRACT: This work examines methods and certain results of defining the optical parameters of lake water and also studies the light-field in that medium created by direct and diffuse radiation sources. To measure total light attenuation by water the authors used a transparency meter which is described in the text. Light attenuation is given for 13 wavelengths on 5 separate days. Maximum transparency is shifted towards longer wavelengths in comparison to seawater. To evaluate visibility of objects under water both the total index of attenuation by the water and the relations between indexes of actual attenuation and dispersion must be known. A formula is de- rived and tabular data given which show that change in lake water transparency occurs in such a way ftat the absorption-to-dispersion ratio remains the same, Wa hing-out of a collimated beam of light is studied by having an underwater light source send a Card 1/2 L 07221-67 ACC NRt AP6027314 eas beam vertically downward. The receiver is moved vertically and horizontally to m ure illumination in planes,perpendicular to the light source axis. Background radia- tion diffused by the water was studied with a light source and a brightness meter . which turned at a polar angle of 0 + 180* and at an azimuthal angle of from 0 to 75% Patterns of change of brightness wi7th depth were photoelectrically measured with a special underwater light source, direct pho~tography of which, with subsequent micro- photometry, gave the same result. Orig. art. has: 3 formulas, 2 tables, and 4- figures. SUB CODE: '20/ SUBH DATE: 230ct65/ ORIG REF:, 007/ OTH REF., 004 Ail 'Card 2 /'21 YELISTRATOV, A. (Leningrad) Universal device. Pozh. delo 8 no.9:23 S 162. (Y-17RA 16:11) ANMIYXVSKIY, 1. 1. Course of experimental tuberculosis in fetal development Evith summary In French], Problotube 35 no.2;67-72 157. (KLRA 10:6) 1. Is kafedry patologicheekoy anatomit 11ovocherkseskogo zoovet- Instituta (i.o.zav. kafedroy - doteent I.I.Andriyevokiy). (TUBARCUWSIS, exper. in fetal guinea pigs & rabbits (Rus)) (YETUS. dim'* tuberc exper., in guinea pigs & rabbits (Rus)) Sep 48 Solid Solutions Iron Cortain Peculiarities of the Initial Stages In the DecoriposItIcn of an F--Solid Solution In tho System Iron-Nitrogen," A. M. Yellstratov, All-Union Sci Res Inat of Metrol, Sverdlovsk Affiliate, 6 pp "Zhur Tekh FIz" Vol XVIII, No 9 I)Sscovers and investigates affect of uneven vath- fng out ("razzVtlye") of Debye lines of the -phase in system Fe-1. 3stablisbee its "e-/49T60 USSR/Metals (Ccntd) Sep 48 connection vith decomposition of supersaturated solution F---* 6 - Y1 . Suggests theory to explain effect and'ecapares, theoretical conclusions with experimental data. Submitted 20 Jan.4.8. sIr Awf4 E- , I" Illial, A 114111y Motif, Xjmk S_V.N.M. 69, XI_ .,a', W limmant ton the uw itt valitass ch.if.trtrl1,iw %.fnv tmkstiams to Obtain Itfiertinan %pharre-la 1.1 %J64011. -ill, w,4. Well Ill all*)y2CiniNnAkMA &OT.0-litMal tfIVTI- 11) A 1-11Y-1VII Cti-lic alkY nxM I law, ill 2211'. Srp. rqorairt,4 was Ir litutfu with rAch radiAtIfict lost the i-rution -4 tht -j-,tivain w... ".n1. aid *ra the nwin Iutjr=ft-nt.41n"l rm,af mt th, rialm. Only the Anianialon. r "I. VII.Ing"I 'wa., Tarlialims I's antallirf. the itle1hvt fus A,fv;slll4g,, over the use of A mialingny-tAl with it %incle ty1w o(radi, jum. An minalynal WAS Inallit, ill star vicinity 1.1 1 I.Alle %1..f Whw Indlivii AM orre, drid. fruits ifir rt-flivils"i ad i clam. ~ktvrlqlla: failialks" frisill Ihr clarryfluding crytial 111,11w. The '44irretion, Ott the film C'annelfral liar "Jit'lo-8111 sand ifsk I~aue allaiail: the y-afirretimi *A* at right insil". Tho, trairmlomiling mthoVinAl wair% in recipimul %pare va.,ts-r * nantircling the i(Mills ;.Ani and i Iski). I lvinx in IN. ill star * rrIlreti'"I law the (IM) 1.41le 41pall Atilt II'mills 11'.-Alth 1111111., 7 sailillially jarriacli'licIlLar 1'. X &.11.1 1 . I Ill- t, wts.R., limms; flu-m- clatwifillAIC4 thris wl%: S r qisl (j - a C-04 1%; - R? #~ N 4N. / - 'r. oft're wavelength sit rllhatiml. 1) - intrij stistatiarr, j - All, Imi x t HI(A"NO X Pl: %,X, + 1, 4' /)"1, % 'Ri Tht m4ullas fillIA11471 ixfmf Uilh it. - 1.1VO."WY Offill C., firil Anamdaus Mraction offeds In %-toy patterns of aglas Oyaystaffins suals, A, S 11, Fi"L.V- *blrffv. and A. 1. P.4fulipw, 114k4y Jkwt Voisk S-S-S,R, 66, T-foly trorthewl k (Irviobrol in repl.we the Angle-cry,fil fet-hriflovs generally ttWd. The gUitt 11ile Ilt.14 JIX)Ilt 11.02 turn. A zerturtit-f3joe rfouting Clectril-lo, ttjlW with I 4urp line 1,orm 0.2 41.3 min. willo, w.*% sj~il. At IR Vi 'PP kv. the bliCko(MURol hitf-114it V waot %trull etntilmro-ol Its the ch iric- .tvristic lineq. Thor Late niethi.1 iovami ti.41 with Mt -,- Cylin4ffkill (1111114. Wil`V IV-CinK'?14 114-1 4 di-11111. of OA 141 IJI norn. Two-linwit-ionA dillfractioto effect,, ;Ippell.A In a Ile AWy d% e,rly a4 after aging (.or I fir. a to INO, aM#I flit.@ 101 k-31,-,I ifirl .41[iflg Ifor I Chjr. acteti%fic rottra mto,.tks wet, olotAin-A if lit-- inciulent loemn dim,tiom was p.m.110 nor almilst p.-r ill, I too IIK- plAric is( a Cajinier-Prmima trvnr. lit Cu-W tIkv -rr ncittr nl;- owrve,l ill the vicimly of A 1111) -Ilool. I" file hunt"ILde -viiinity MA 4I.V) .4 ON. IAIS, qk.l. lite illlm.ily oil the C sit.% spots muM Iw gyval-r Ilmn the pon if low volloliv .. stwil and & ltjnK-o~ivr chmirferioilic ri,1141i.m. F.'spoharcs so( U.' his. K~rv um4l. lit thk oro~. Viwh in,%,% wrfe ,~i ;if i,igh koam.K,-%. 41. ;,.CI4 Rule .11-Al 11"Ind lit it AK-7.5"k, ell '111.1y ast'll (w :: Vnin. .0 ZVW'. mn,l ill V-Ni-Al ni-Virose solloty a%--4 I(Stmos. -at Vol'. lit AI-Ax Cn-Ile allivy, v"Y *r,sk fill- ds- frorviiists.&I ififfrar6on rfl,,cf-t were -jolowriveof in the 1, , 4 .ttnAll. thin tirckm, cost thitt, illmoct, ottAnting Itnet tivintits (rrmu elitu twu4niensitind diffrmlisin spio(4, isr in Unit. thill lines Noing IfIrnilth 4~%fr.4 apim, 01 1 h-Infl.-C lit, WCLVQI knath they trither 40-ptotv liscinwIvell tovit's lit., ru" qsdoft, I'V1111,1111 11111100 IMN16 I With their ptVisholli "11001, lot III-Appo'.6t. "risroorry.col" diffraortwis effects, ureak white freaks. won cololamol flown Cto-fle alloys, aCrol I hr. at M)' by W-14 hr-i.' eq)-nute. With ctu-;ge its w2vt le,19111 1114-Y t ah- 41t, il.;ft it"I lot %ILtllv dim lions. flit, , it... t .,I, n,,j o,i_rv,..j .,Ill gf,.,,. gr~Atrr thin st~j it. I F"m . .1114 w 14 oteierved best with ~,ntmtlmiifurrn xr,,ill %il,,. thle ffy.fj ~1. like . rn,",_ lormn-ittor. The rai,t to( effect gnten,lly to (hr intcro,ity 4 4 ltr..XA 'A If, ". the &line alt [he f-464114 v- "Ir-il fifIr-it'lion fro initLl fi,-.mn incermir. The sile C4 file Gtjini,r-I1rmt,m tome frnm this ef. fe" "gre"I "Ith th-tt 411114i qt:11 (11.111 ftnil 41 jlIffj.LjIj(jn. The cotrisor-grAll."I x.r.ly "I'lls'.1 i, tjvftjl .11 1C.Lat With lot 4 VY lilloys, A. t; Goor M. USSR/Physicii X-ray Amlysig- 21 Noy ~O Crystals "X-Ray Method of Investigating Structural Changes In Aging Coarse-Grained Polycrystallic Alloys," A. M. Yelistratov, Sverdlovsk Affiliate, All-Unlon Sci Res Inst of Metrol, 4 pp "Dok Ak Nauk SSSR11 Vol MIX, No 3 Proposes theoretical bases ("in principle") of a method that permits one to solve problem of analysis and complete crystallographic llde~iphering'l at con- tact diffraction pictures observed in roantgenograms of aging polycrystallic alloys, in connnection with Laue-spots. Submitted 22 Sep 49 by Aced I. P. Bardin. 158T84__ X-ray m AnTegaptim of WtIal yqys%ft=*ys. lava. C.A. 43. K1171--X-fAY J)"Ulet Ifool jKAYkTY%t..1AT9r-gTAfff .pWnI by con-Aructing *rt-xxms of simpIcs can be InIff abnortnAl diVersion" in the Fourier space. Cross sectiocis of this srxkw3 Ate OAAWni bY VArying the wavc Iculth of the chAradrtistic radW"i biru-ing admiounlabic tube with Zn. Cu. M. Co. 1'e. or Cr tolodes A wiks of ri1114116"I's i. eslabli,hr.l hoot whick lim, nodr% kki o1 like b4na e cry,141. are ohNinctI. Results oblainn) with AI-Cu. M-Ag. At Zn. and AJ.%fgSi alloys show the manK- effevis as pt.-%1ou.1y tound an monorrystab. Study of the 2% De-Wonic and- the AIM alloy (FrjNkA1) show view diffraction rilmts fm aging. indleating The brinallon, ni unall regions (- 25 A.) of the fimal phaw. Aging cdcriji ate almi sh-4iiwsed in floys Ax-Cu (01,M's Cie? Aml Cu-Ag (()',;An) flisthown 4 = the abumnal diVerion It given by the "holes" in the mperaidd. solid man. and by the fortnatim of eroms with new structure. S. Pakswrr 2. USSR (600) 4. X-Rays-Diffraction 7o- Scattaiing of X-rays by crystals of an ageing alloy. Dokl.AN SSSH 87 no. 4, 195 2. 9. Monthly List of Russlay Accessions, Library of Congress, February -1953. Unclassified. V) Chemical Abstracts ' erx-rilly Ansilyathi $I the luittal fit'll 111gingOt-b Win' - _ af! kd' K!?1 bron M ata v ht g A Xll t I S ay 25j, 1954 % - e . i l a . . r . p , 2 '1 R General and Physical e.. Branch. All-Unum :)CI, Milt.). 1'rvwrJ1T777=J. dvasO 64 00-04 Chemistry , Ist. trawilulon bitird to U.S. Alcmir Extrgy NoF-tr.0j. 5 pp. (1953)).-Diorder toolitain suiver. lid s( [tit the Ht brorims with 2.6121% Ile %yere licated at 8w* &atilt qucnclicfi lit %watcr. Tile x-ray photograpbi a)( theAesampleiishowed noanonjal(,us x-ray qcaitt-ring. AfIrr teritperingiat Ib()* or OaLtiral agillf, for one Ivery wvik rout difluse rellectino maxinva. occur, %0iie-b e(,':ici,ic with 010) and (W.1) of the -r-piwe. III, Ictopt-ring for I fir. -, I . 18W diffusc extra spot4 uppv.ir lit the vlJuity t.1 the Ltue, The (of III and tfilliell,tiolk 4 hangc 'a "r Ow anotwilowiscuttering are dcscribcd; tivu, types of regioll'i of tile unuilla)('11% -X~attvtillg 1, I-N in tile fcaltmviric concluslon%; during the earIV 5t,kge (,( the ukittag sinall(2Z X AO-A.) -, --tact ore pLi tdi- I I i, r v 1c,rijuil. Afl,r Lwing teraperell int 2AA-' the pLitelcti grow by tire ;A-1u, of ociviv f6ruivil -e-itruvitire regisuiA isito libwk, wh4b are parallel to(I W) ra if,,. . pu, vi.- it,,- w-k, is 71A) A., theirtitiAtie-, A.). V CL, a4. yqr sq X.ray- tud bl'thi of 6--alumInum-An - toklady-Akad. Nauk -sco"Hok 803-430 The Iffuse scatterhig of x-rays with coattle- grained specimens was used to study the Initial stages of agirtgotan At alloy with 25 wt.% Ztt. Hardening Is known to be very slight as compared to beryllium-Cu (CA. 44, MY). Wire specimens (0.1-0.5 mm. diam.) were held at 440' for 2 hrs. and quenched in Ice water. GrainsIzeyaried- from 0.1 to 0.02 mm. Dimtly after quenching, diffuse. fairly intense extra spots were observed in the vicinity of the Laue a". These were not thermal max. but result from structural changes. Upon annealing 2 hirs. ~tt 120'. the Intensity and sharpness of these extra spots Increased. Streaks of very low intewity (straight or curved) were then found to interswit the extra spots.' The regions of anomalous scattering (1) were almost spherical, with the center at the nodes (200)y and (111)y of the reciprocal lattIce (t-fihase Wid sola.). The fast virfice of null Is- tensity surrounded I with a dkm, of OM IN (Mh, where d(IOD)y - 4M6 A. Further "am weft less Intense and were of the order 0.12 J/d (100Y. Upon annealing at. 130* for 1-2 firs. the "tra spots showed a series of Inter- mediate forms, ending as typical "Mmensional" and linear diffractio effects. Aging was not simultaneous In all cryro. n tals. A 2ad stage was obqcrved upon aging at 200' for I he. 'rite extra traces became very Intense and sharp. in some Cases Ityrnt lilt ..crosses .. at several Laue &.pots. The streaks of very low intensity were sharper and in some. cases wr- rounded by a fairly tntenA extra spot. I weit significantly more complex than In the first stage and resernbled the chatigesinCti-Ile(videnspra), At thcendol the 2"d stage. very intense wid sharp extra traces a p:arcd ptd. Zn). It wa3concluded thatlobwrved In the T'st stage(Jerive from a breaking of the y structure. The presence of a surface of very low Intensity In I Indicates IL center of symmetry -at the region of breakinf. Thediam.olthisregionis65A. after annealing at 100 . In the 2nd ffuge, the breaking occurs parallel to (111) -y planes and widens Into a lamella of indefiniti- thickness (" A.) growing to 400 A. after I lit. at 200*, These dIMM31CM3 art ~ ManY times greater than those computed by Geisler, d al. (CA. 37,. 19%O). The transition from the -f (Al) to a (Zn) phase "quires coa- traction and "pansion. Contraction produced by one embryo" compensates the extension in the stime direction --ent ill produced by a 2nd embryo. This compensation (sly Cu-Se) etplains the Isi;* of, hardening. R. D. Ukll. J USISR/r rd- t1b 21" - - VV51 Authors o 1w, 1 i s t r -tov, it. M. Title I X-rc4y stlidy (If ~rfQ d ;tar C ccer.Vocition ph-ices of ncurersa wrated Pho-nolid ber, 1-3--itias rcluti, n in co P Periodical-.-1 1) .-A ok N SSER 101/1 69-72, t:ur 1. 1955 Ab.atrAlOt The -results obtained by.. studying, the otructurill -chance.-, occurring in -)n ore the alpho-plinse crystal--during-retarded staret of' dccomposi idt described. The phenomena developinC in the alpha-phitse crystal durir- the deconTo_qiticn ware found to be analoCous to the phenrrii~na observed during externol deforainti-.n and relaxation of pure mr-tnls. The proce,- of decomposition of a surer-caturotcd alphEi-colid GuBe rolution is cot=idered n.c o unique procens of establithing a d1nho!,e equilibrium state and not as a unilatoral process -if fortm9tion of the Cr=s-phone. The mechanism of structural decomposition of Cvl3(, is c;:palined. Ten references: 6 USSR,~3 French and 1 EnClish (191j4-1953)* Illustrations. Institution Institutir, of-Mochani7ation -and Electrification of Agriculture, Chelyabinsk Presf.-nf.(.d by AcAemician G. V. Kurdyumov, October 11, 3.954 USSRIPhysies Crystallography Pub. 22 20/49 -solid solutiod by the Roentgen method Parlodical. 1 Dok. AN SSSR 10113, 473-476. Mar 21, 1955 Abstract I Experimental data are presented on the atructural deformations in the crystaIs of Ag-Al solid so!utl %n ( 43 -piase) in the early stages of t he Ir e ca~.-, I ti ~n. -he Roentgen mothoa was used In the Lxperim-enta. e a i --s :7-stlt,~:te ~f -:,'ar= Miachanlzati,n and Llectril-leation, esanted by; Academician G. V. Y Rr AuguBt 21, 1954 "Deformation Phenomena of Precipikation on Solid Solutions." paper presented at the Conf. on Yachr-nicbl Properties of Non-YIetallic Solids. Leningrad,u3w, 19-26 may 1958. Inst. of Semiconductors of the Acad. Sci. LBW, Leningr-ad. 5 (4) AUTHORS: Yelistratov, A. M., Kamadzhiyey, P. R. SOV/2C-125-3-20/63 TITLE: An X-ray Investigation of the Decomposition of Supersaturated Solid Solutions of Low Solubiltt~ (Rentgenovskoye isaledovaniye raspadr perosyshchennykh tverdykh rastvorov s maloy rastvorimostlyu). The Decomposition ,of a Supersaturated Solid Solution of Copper in Germanium (Raspad peresyshchennogo tverdogo.rastvora medi v germanii) PERIODICAL: Doklady Akadomii nauk SSSR, 1959, Vol 125, Nr 3, PP 538-541,(USSR) ABSTRACT: The present paper-gives the preliminary ::-esults of the investigation specified in the title. The rogion3 of anop.7-.lous scattering which are caused by n breach in the matricea (matritsa) can be observed onl,, in the ourroundings of the knots of the inverse lattica of the matrix. Tho nuthors, therefore, investigate'only those, surroundinge. They uarad Ge samples which were sawn out of vomA largo monocrystals of the p- and n-type. MechanictJ treatiment oil G~. causea intense diffraction effects on the rndiogrepha (lbecause of the disturbcnce of the structur:? of the ,3u,-r-j"'!re lpyer of Card 1/4 germanium). The supersaturated solid solution of Cu inlc An X-ray Investigation of the Decompozition of Supersaturated Solid Solutions of Low Solubility. The Decompozition of A Supersaturated Solid Solution of Copper in G--~rmanium preparod by diffusing Cu Into itt tho ttmperii tore of maximum solubility. The furtht~_- of tho qamnlt-3 In discussed in short. The alithor., 1n,,rcA1gM,-d decomposition of a supersh.tur'~~trrl a,,Iuti~r at th- temperatures 550, 625, and 6706 ir, th-.) cnvironmc~nt of t'," knots (111), (220), (311) of the invers& lattice of Op. The diffraction pictures ara changed in the follo-iinn, way: -rhe radiogrnphs of the hardena,! a3loyed samples have Lau('. spots and thermal diffusion maxima. Exaotly the same diffU31on maxima were observed aloo on tho .7ruliographs of the initi,~l (non-alloyed) samples. If the concentrations of copper art,~ lower than the saturation valu,~, the effects of two- dimensional diffraction are by far less intense, and they eppepr after a more protracted tomperinrr. The following conclusions may be drawn from the experimental rasults: 1) The effects of two-dimensional diffraction and thair subsequent development during the tempering at low temperatui-_3 are caused by structure variations in tho crystal Of r 3uper- card 2/4 saturated solid solution.of Cu iii Ge durinp the deconpa8ition. An X-ray Investigation of the Docomponition of S07/2C- 125-3-20/63 Supersaturated Solid Solutions of Low Solubility. The Dccomponitir)n of a Supersaturated Solid Solution of Copper in Germanium 2) The effects, of two-dimensional (liffraction cpnnot bo explained by a scattering from the GUidier6Preston zones or from the "germs" of the re,,,oved phase bocau3e of the extremely low concentration of Cu in the solid solution. 3) 1t4is not probable that these effects are caused by irregularities of the "packing" of the layer. 4) Connoquently, it may be it!3.3umel that the extra-spots observed (effects of two-dimonsir)snI diffraction) are caused by the shape of the submicrocrnoks. 5) The formation of littlo.br.?w? and -the splitting of the effects of two-dimensional diffraction in the lator stagea of decomposition are caused by the formation of disordered -blocks in a germanium crystal in the interior of which the submicrocracks are conserved. L3spitc the ~,xtr,,.mely sma.11 concentration of Cu in Ge).the struct-are changes whieh are growing in the matrix during the deconposition are so great that they exert well observable diffraction effects on the radiographs. 7) As to the decomposition of a supe-rsaturated solid solution of Cu in Go (formetion of subm3crocrpcks and' Card 3/4 subsequent development of a block structure), the jren---,i-l An X-ray Investigation of the DecompoDition of ~TV20_1 25-7-20/~3 Sunersaturated Solid Solutions of Low Solubility. The Decomposition of a 'C4,rorsaturated Solid Solution of Copper in Germanium ; character of the observable structur,_n changes ia quit-e similar. to the deformation phenomena which occur during thr, of the solid solution CuBe. Tho autho:r thank3 R. A. ?,Vir1(_,ZU1- for his help and useful discussions. Thcre are A figures and a referencesj 2 of which are Soviet. ASSOCIATION: Institut poluprovodnikov Akademii nauk- SSS-a (Inn"itute of Semiconductors of the Academy of Sciences USSR) PRI;3ENTEM; July 9, 1958, by A. F. Ioffe, Academician SUBMITTED;. July 26, 1958 Card 4/4 B/181/60/002/010/006/051 B019A070 AUTHORSt Yelistratov, A. M,-and Zvinchuk, R. A. TITLEs Formation and Dissolution of Heterogeneous Regions in Sing Crystale of Solid Solutions (K,Na) Cl PERIODICALs Fizika tverdogo tela, 1960, Vol. 2p Roo 10p pp. 2370-2383 TEXTs The decomposition and rehomogenization of solid solutions of (K,Na)Cl whose compositions are nearly in equimolar proportion,,*,..,I~ were studied here by three methods; 1) By Laue diffraction patterns."2) BY microscopic studies with linearly polarized light in which the time variation of brightness was investigated- 3) By photometric investigations of the opacifying of crystals of solid solutions. In the individual sections of the paper, the authors discuss the changes during decomposition/ and rehomogenization of the solid solutions in: Laue diagram, state of elastic stresseo of the single crystal of equimolar solutions at the be- ginning of the decomposition, the opacifying of the crystal of equimolar solutions on decomposition, and the relations between the effects observed and their interpretation. Results relating to the time variation and the Card 1/2 Formation and Dissolution of Heterogeneous S/181/60/002/010/006/051 Regions in Single Crystals of Solid Solutions B019/B070 (K,Na) Cl dependence on temperature of the effects observed lead to the conclusion that the decomposition of the solutions studied here takes place in two stages, In the first stage there appears a spontaneous formation of local heterogeneous regions which are microscopically small. In the second stage, there occurs a reorj-stallization of the equilibrium phase. The microscop- ically small regions formed in the first staCe grow at the cost of others having the same composition. The stresses between these heterogeneous regions formed in the first stage and their surroundings decrease in the second stage by the growth of the heterogeneous region. The continuity and disorientation are destroyed in the heterogeneous region. Heating of the disintegrated solution above the solubility temperature T. results in a dissolution of the heterogeneous regions, that is, a rehomogenization takes place. There are 11 figures, I table, and 26 referencest 5 Soviet, 3 Dutch, 9 German, 7 USP 1 Britishp and I Indian. ASSOCIATIONs Institut poluprovodnikov AN SSSR Leningrad (Institute of SUBMITTED: March 17, 1960 d Card 2/2 Investigation of the decay of a supersaturated solid solution of Ou in Go. Y1z. tvar. tela. 2 no-11:2950-2960 9 160. OURA 13:12) lo Institut poluprovodnikov, AN SSM (Copper) (Germanium) (Solutions, Solid) 1:40881 B/181/62/004/009/012/045 B108/B186 AUTHORSs Yelistra and Yefimov, 0. N. lov, A. M., TITLEs The influence of periodicity disturbances on the effect of the abnormal passage of X-rays. Integral characteristics for the abnormal passage of X-rays PERIODICALs Fizika tverdogo tela., v. 4# no* 91 1962j 2397 - 2410 TEM The passage of X-rays through n-type Ge single crystals was in- vestigated using a doubla crystal spectrometer with Bragg reflection (220) and the crystal position (20-2). Thick speoimensAn the range. 3.14

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