SCIENTIFIC ABSTRACT ZIMA, J. - ZIMAK, V.

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December 31, 1967
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SCIENTIFIC ABSTRACT
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311 V_ 40 03 AUTHOR: Uma, Jiri (Engineer) FI: Eli ORG: A. 'S. Povav- Research h_stitaL~_ori Q'dmm11,h-"La t'116-11, nq 'k ustav pro adelovaci techniku A. S. Popowi) --Propert en and possibiliti -of qP44'ation: ~~V`fr.~?rp Idl SOURCE-_ Slaboproudy obzGr v- 26 no- 11. TOPIC TAG t'. amplifter,' i;lil2 ti-~ lut: 5 ate !aj$pU[ eri S; electronic component, solid ata (~ 3 1 z I ABSTRACT-, Tho articlo a 1~1, J O:r v, r, Ur f, tile, possibilities afforded by so-Ild at4ta Itachillmu"s t 0'r t1la 60's idnl; 1. of difforambial antplif.' ors and dascri6es the propewtie!j ittyd p duction tochniques of Sevaral differantLal nuapliftors cturrantl!v beine, manulactured. Ileasuilements oC the SN 5-d.2 nmflplifl 1 1* arn Orig. art. given and experienne gained with IA La Bumeyed. ;1,3 f ipre~i and. 9 tables. [JPR5J SUB CODE: 09 5UM1 DATE I]Tab,611, am izr.: oos UDC: 621. 210~4 169 1 1"W M., in] W I Ull III- f!- f -a. ZIMA; Josef, inz, A method for determining the arose axis paramtors of a syn- chronous machine, El 'tech obzor 51 no.71372 J1 162. 1. Ceske vyooke uceni teeWoke. ZIMA, Karell dr. inzo Hydrogeological importwice of older river terravis in "he Rmdnice area. voe hosp 15 no.1:4-6 165. 1. Vodrii zdroje, Praguej, I-- "~' I'm V~x4v I. I VE In 111-IN I I It. 111 MlIq I I ~ H th I I I 111] 011111 11 Ifif I I I 1112111FIBi I Uis H I I Ut 1111411111 ull --- ------ - - - .- - I - - , . -- I . I - cam 2/1 .- c-~ a - I ...~ -ull a:9 Lll!i.i:11;111111111illfuliiiii'lliulKililgiollinillinilliliKilitillil.19iusuill[Lillilitillifilhimnllitit.lolhilnuiRunilislEAMilli~ BUZ., J.; ZIMA, K. A differential inequality with lag. 3i9 164. -M-M-161-11-IM IUM lima bilifil HUMIUMFE1161 I Inils 11VIIIIIII I I Ir, Fill M M-1111111ril IIIIIIHILM I MM W R51115111 IRINUMBW 11CAM"IlluballauNER 9 IlIPM 1111131tiffil I 1119111MR.1111til III Ull 21:1 11110111111111111 1EIIIIIIIIIIIIIIIII IIIIIIIIHIIIIIIII 1111HIHM1111 lul Infilmm HIM EllaimIll _ZIMA-_ ,,dr*. inza w Gr&in aize ourms in we'll dosigaing. Vodni. hoop 1, Vodni zdrojap,Praha. I DIMIA V ILI iR11Tf94A!N!!~ I ~Fr,~M a is RR 1_4~~ I d I IttiPt, I I I I ~ VVI UP I I I I i I i III i; I I ~f it 111911111111! HI M I I j I IM It I I W P 11UH] I I 1111i [III 11102 U] 11419LOIJ I I I'lul 114111 IM I 111"Inutz %I I NA411121 1. .1 Mp". A M bic Lcptocpirozin In Vol. 19, No. YN-LVo l)54 Brno.) misyusp F.; ZIMA, M.B. Materials on the straidgraphy of.Ordovician sedIments of the Nura-Tau. Mat po geol. Tian'-Shania no.1:15-22 161.04IRA 17:2)~ illli"tlrlum.flulflylill~l".-7~r4!,IulFr.Alojitf".R,lj Or, t1111111 IIIIIIII I I HIIIHI III 1111111 VIIIIHIIIIIII IIIIIIIIIIIHIIIIIII 1 IIIIIIIIIIIIIHI 1911 1XII)VIIIIHIMIJ III IIII I DIMIN r. 1= 1911 IIIHIIHI ZTMA, M.B. Ordojician sediments -of ass 9~ Age boundaries of them the Dolon P a (Tien Shan). Mat. po~p'ol. TianL-Sbania rIO64:57-61 164o Ordovician and prosp-!-U,7e Silurian oeiinients in the.Ak-Kull regLon (Tien Shan). rbid.:62-72 OMU 17:10) KLIMKOV,, V.; ZIMA, N. Air-lift conveymice ol" the dredged olush. Rech. tranup. 24 no.11 46 165. (MIRA 19:1) 1. Glavnyy inzh. Kuyb;jrshevskogo porta (for Klimkov).1 2. Starabiy tekhnolog Kuybyshevskogo porta (for Zima). "Izl_,:."~,.~l.-I~.~-~~~"11,1~~.~l, Ild M-11 III: I HII 1:[11 111 1 INIVII III I 11111if 11111111HP6 N.A. HI M T, V.V.; ZIMA. N.A. Intracutaneous vacoinothetapy of brucellosis, Sorst.ved., no.4: 19-21 Ap 150. 1. Of the Therapeutic Division (Head Prof. T.W.:Gerbst). Ust'- Kamenogorsk Oblast, Hospital (Read Pbvoiciam H.I.Inkashicov). Ilm-LW-Irrim 11 it 11 it pill c I A. 176TB31 USSII/41ed:tcim-- Brucenosis A,* .50 "Inti-actemecus Vaccine Therapy of Brucellosis." Prof V. Y Gerbibt,, Headp TheM*tic! Dept,, N. A. Zima., Therapeutic Dept,, Ust'Ammenogroakiy Obli;st Hoip "Sov Med" No 4. pp, 19-21 Briefs history of vaccine therapy of brucenosis,, and results of tests on effectiveness of intracutaneous vaccine therapy of tbe disease. Dincusses favorable remats of subject therapy on 39 cases tested by authors. Chief nWo., UstlMnenogroakiy Oblaot Hosp, M. I. Lukoshkov. PA 176T83 ............... z "Preventive main".-onarce of iiaphinary Ip the 0struva-KnrVIII& rdwm~_11 UhII, Praha, Vol 3, Ito 10, C-ct. 1953, 294 80; Eantcrn European Accessions Lint, Vol 3, 110 10, Oct 1054, Lib. of.Congress HOLBG,V.; SISKA, K.; HUBKA,.M.; ZMAIP. Venous presouro chaviges in the portal -v-eJn during an extra- corporeal circulatUn experiments Bratisl. lek. listY 45 no.?t390-397 15 Ap 165. 1. Ustav experimentudnej chirurgie Sloiienskej akadtaLe vied v Bratislave (:iladitelt akademik K. Siska), "M U1112"I 11KIIIIII IISAIII 11111MI HUBKA, M.; SILVAY, J.; SUANSKY, B.; V, Evaluation of -the pbVe:Lological.paxwWtenI of the tv~ 3 apparatus for extracorporeal blood circulLtion. Bratial. lek. liety 63 no.3:130-135 163. 1. CSAV - Oddelenie exi)erimentalnej chirurgie Ustava experi- mentalnej mdIciny SAV., veduci akademik CSAV K. Siska, FTAGEKJ M,, inz.; MIA, FavelL Purification of indwArial trom the surface treatment of metals;,a draft of the purification plunt, design standard. Vod*i hoop 13 no.10:398-399 163. .-I.. -.- .... Wn III IMINI-111111 N1151 I LIM1111 If III ullumalim ull I lmlsvmBjlKQ~N a. ---- --- ... . ...... ZIMA, P.M. ----Actimomycool.9 of the motatarous. Ortop.,travm. i'protavi 18 no.l.:0 Ja-? 57. 11 Is kafmiry routgano:16ogii i radiologU (zav. gof I.K. 4bernan) Prasnoyarakqjgo maditainikog'o inoitituta Dir. - doteent P.G.*odsd v vrach - 460 i Kraywroy klinloboakdr bollaitty (gla; W (ACTIOCHYGOSIS) (FOOT--DISIAM) Yoo 00 O's .00 j At [,0.,Osp Z-8 00.0 1;, *of CkA in bft V. MINN AMO. 51.49 ow ""lee to ft-A .00 it to! dolk w" WIL a vtxjmd ow stfim, UtaW Mcb,611 m mcm *1 12% Notf '48 "1 =W %=,4"Wdap1m%i4h40cr-12%1"I1I. far MS tdo; sed dtkC wM V& cc. MA AIWW tbrOU40 "Is qouu via* vd-,44 -.4 00 with 1160, The -.um was i with 11vo. SHOW4 W $1441=4'Wo KAI' "4W 0411 0 aw oished. NW-04 owwma tacl atoms iloiiW: -00 toz"J... am a mm-241 - 500 a4i AIV. lik . #I is Um of the bect O.,I&",J22 WOLF 0 AM 000 'Is Abl., bct't!ts wes III mixt IWA- to Im 110=1M f" tht muukm amtem of an jhq buN I V. Valucu tkm Isola blormiffn doorodamcconimt-0011 W W Uts --- too %how a givateg tortAncy Oward bmanIng fitwinom aM obn 41 okht 6CMW Of f`101mc 4100 tmr dw "PW11. e FRAHM MAd"ll 41 00 8e0 use ISO* Xl-!!! ".Inv .".a ItIC10 ~Ip 041 all O'D 09 o 0 00 0 0 0 0~0'0 0 0 40 0 0 94 o a 0 * 0 4i OLQ 00000 0 010 40 0 00 6:0 0 0 'f10 0 of of a 010 of 00 0 6 000 0 Io o o Is 4 Mill I 11M a ! . Ii RAI A at In I I I ~ 19: 4 6 64 0 4 0 4 4 V i W OF it ~1: i"A - I ! 1. If ItW1) st AW ii , 6 -$11!Mbi 14 V4 ai U -- -. a 9, 1A -,.1. - A- .11.4. A r -L-a. A f i a! t'l. .- 1 .1 1--- il -A - A- 4 siail'4 -. , - .. . 1-1 ~.,.1- - ".-W .I A study of the Golluloo of pulp to cuSer bostas It? Koo, cad No- Zln~s 00 00 Usty Cukrover. 51,1224(1033)s *Dry pulp (1 S.) A4n a 2"~.40 tlmx~ ev with Mm. *t 12% X&QEE, alljond to stand for 5 viln. # treated Mith 40 40 18~ -00 e0 more than 19% RaCH 0 allow0i to stand 5 mint and tresteli assli With *40 041. 12%: .00 *0 Ma(Me It ims than boiled Vir 16 ains and dildo vith 16, a* 80, MUM t4rau 1 .189 :1 004 tki a parou* quarts plate and i1rashad with 320o the fimass im allOnd to stud 4 40 Go. of 10% A*00 for 6 nizs# washed with Hgo, alloned to stual with so O*c 2*0 0: of 6% SCI, inched with 8201, drI44.0 =I&ht4d MA aah!14.1~ HOMMt. abV4C%Sj.&W it- 00 fibrous toots, rasps (12 VIOnle" f each) Shove4i digpotion of 118,1042.014 00 0 17*12-24.83%li pulp 44554*44%. 4004411%, 4.02-4#04%j &ft to itf zOO '%, 3#60-8#51%; &4 in tho pulps ot the bwPt Dol dry pulp 3.54-5.42%, 4404-11#1~ 00522%. 0.103-0.336% , 0.2116%-0.426%; ashless OtIlulose In the dry pull) 10.3-. 1. and &able** aelluloss Im boots:04MI. 60%, 1 02-1.60 1 rous quallty-In sulgar -boots -wow. -in wAO-outo-af-A .:Ski 1.0402.13%. Into iLv due to to inaroace in ths, ilellulaso Gan at at the road an the basis 0 Vahre, values there is an 11sore use 'ZI Sao in the Colluta4s oontent of fibrous a O-w I - I a Abnormal beets show a gretAter toodsnoy t6vard beaming fibrous and a to 7M Okt increase of lPnUkk Karsob PS-3 1141641 CtailWWA TiC* a 1-1 0,: 4#"1 ISjI.-&&* -s I- 7 ~- M 00see v 0 01- 1 00 Ce a 0 0 0 0 41 0 0 0 0 6 0 0 41 Se Is to LF 1 19 x I', man 4 It: V to Id W 1 11 &-"--A-JL-A-L-X-AL.JL - F--G- 11-11 4 A& A. A-8-1. 4 W- 4 4 449 IP~l 00 At - jj4Wm"dv,= of cafbomms by imiclose (4 110104 it Sautims. Rud'Af zlltul~ 1.11py -90 00 9 :1 K1104 wild NIalld), unit I -!M1cilt. all't cont. cact), qquiv. :'11 Wl"j wilh 1-~' tit 0A)"j. 10111-10rV W-4114. fiW 13 and Val "litl ill 't 41""l &I pf"JuIrs of. 1XI arml 2ill tuill. 41 fit. cc)~ "~Dktvd by W41ij%r Alw eftttIqtmt" Willi H,O ocidrt kictiticid cundillum was drid. In the k1to dr- c"Il". *44 Itiallelml by X. highetcolic"It. (it wolvit, owd. by tbc liddn. of a relux colultumv Ill tilt Wit matt by * Jim. kmVI Itrating pet"l-, Wwmi eglineciabIly dinsitfiihvd at The di~mnipn, wat; not "10 mvit. of pic-um- sufficitnt to 00 inake i1w. mq~m 44 the sucrom matimmWe (A, ittic 4 xu coo 00 SC14. The invil. culboodles (41fagollik. c"I'mr) Wriv lj.'t% 111muk Majv'h 480 :00 It TS, I * .- 6- .184ilri~-'- - ---" -- L - - - " - ... I . I : f wee wt. I, a'. ;)ki r- -- 1 '15-11-1 Irtu. ........ .. . . . u a tv 43, 1 ~ W&O R I I. 1 4 W O)f * 0 0 a 0 0000 0o00 O's '000000 v v 0 0 : k' : 11; 19 v "'Ills W, w w w. It q t) 14 (1 14 it if X, If V 14 It it 0 x to a A? 4", a 4 el c 4&-L rl_ L1_1_fi_".._k_l. a off ON i-1-y'T 1 .4. 1.. 1 AA 0 0 11: J W 11-0611 #M&; 00 Joe cl A Witakiti-dwalc4 Audy *I aw Ilmlits; by giala- dWW4 Me -pan a" alit am- .00 catmdoofeWlik". 1, 00 41-1 carbilasit" of aticalwo, of cakfam aad of 04% Ru" Zfins, .410 U.*r'VwA""4j-NAIlc(h, x1fc0p, Nalah, KICOP, Cal- vile. warallie, limi"14me arid JAtC()J Were boited for 16 00 and for IWY min. in dit.l. water and in 16, 40 awl 011% su- .of er~ wing. free Inviiii C(h and Invert MM) III a stated X1111. (MM which I hr ON furrited Was removed aruil of CSC(h from a Clit(JIM)l i4ths., &4pactit- acid and No "In's 00 jurtil by an ol.--wirplom in a toile contit. amts time slid es_ appartalto regarded Olis pptn. t1litre than glilittamic " or Cit. Toward pill u( th, carbonates the utcrume behl.red As A wrAk &rW; its at lion wAs ninny times sirn"PT tblw that thecaticn.ollbefurripw, Afit-rdimijon'thrfirm mimin.! 04 diitil. Water, increit" With the COOM. 01 tho'lucrols, I quotitativoly 45 CA lolls, Itill ortly a Onua "i smsappesgrN 00 aItut., and In"31te Lirter with the team perilad d ljoillitiI. portigm of the Na utAls of stniflo will wul iiocive"M Into The order file the Iticrease of decornpa. of the cadlowles correWadilI4 C& 11111s of n1niflo, Xridti.: The dell1r. 11ISO Or taill .2p: co < %It < normA alkali < am alkali. a, Tk* crztirm the factorl, otwrv;ItWII Out IA min. of Fift 00 dOC-POSIU-61tald-bicartimate- IM4.4054B.-7, rnr Ille curilpIrtr reluns-Al C4, the I'(Willif4ttle QS Paid. pure Cao uilus. with M at M% 50 omit 9D1' from srAn. Fiankhtar"LA h'rulrd the pMM. cArticir-16), soln't. with 0, 16.410 and die ('"re Ill'i "OhIS, fif 1-5 And for III) mill., AM OWILMired Me PPtd. CUM. In an delm, thilt poln. of Ibit INC(N Iqw-as regarded by the prrxnce of sucrome (mombythe cowd. '4 i,Oicruse Winii. than tsy thc Weaker ones). was not itwrensild Z by Prosoctirstion of the hestins b ond I Is min. AM urant ,related to the temp. at Oich g"he CA(HM), 11werigd too Attrition acidit in the 1weserice of sm. regarded Its, I** it F_ It it St of I a 0 _;-4-* It ~r It' 44 0" 4, 0, 0 00 ro ,1, .0 4 0 411 0 0 tie f# (ve 0 0 so 0Go i Of 0 so 0 4 so 111111VIIII00 0 9,4111's 0 4 111 0 0 6 1114 0.00 44 !; i N.Admi.~ - o-e a 717-411-11 :- ~ -1 - . .- - -. - - - 14 1 a 1 10 11 11 m It 14 10 it a Al A ti lm'! ~ It it 40 41 U -44 4~0 I r a 0 . I) - -- ---- ----- --- -!!.m! fit kll~ #*'.OF 4 v( I f. die The jm1wm4qtC d0emididam, 4 stamb 1* 44000 patstq, a etches. Rutillif Zina. Ciem. rally 34. KAIrsuilch ftik with A wItte nwk. vAl ri kr, 1). N 8 IIC1' SWAr wvll until the mavvh H w0l, -11i'lletwd. Mill. inttge Itie 11,kik in it boding w4irr With Nrb) itno., 4 LAr c(ratinuallsly during the lot :1 loin. fit tilt hollurtmi'm, 4:1tA, if omlt firy clarity with a few cc. of 4171, 114mpholliq4tir tilt V& W 1011 m at 210% Illix,, filter artJ ie.id 'A in a min.,xAmittletertuitd. rheWmirklivak-Kires t he 'ral";rs In Pereentage of stamh dirreily. The.prip- tceduft sliNximcd Ole Vltntm reducing metilud fr,)4,1 It Itri. to43mlo. Thttfforsinthedeta.didnot,imcLvit Attidys" of 21 cam. potato. marchvt at hu-Juded. Flank Nfmvih Wrl if W.IJUICAL LITIAM41 CLAWK11TICIN Issaw IF 7-11~111--r 451 is 7 NJ I" 1 41 a 0 It *1 0 a It of 44 4: 1 '14 a IN v 0 0 0 0, 0 0 or* 0~ e 0 0 0 0 0 IN' s 01 ;4 000 0 0 0 0 0 a 0 o.g 0 g 0 00 0.0 0 0 41 0 0;0 0 6 0 0;0 0,0 *.* too, 00 00 A 40 00 00 00 Z 00 '3 000 *0 0o Th't stabifty 01~zw a 4,r dmaturstil wO Anwit*J$ UrMID4 Storage. Lissy Vuhrmp S4, AWO d t1w)(c.Ttiman Olilde~~itkwl W4-A),--RAW sugar f1wil 11A (131-0 Invest supr anti denatuml with K(mill C.. 1. A 1. (Mllj. I.Wi, allica get. A) 21" P~rorsr, 0.2'7s, NAilf VO.. 0.2% NesCOs. of O~2~,; Un a yvar under after stmage for mxv t1 tionticontaiurd frisotO.013 tot).tM% Invert sttgsur~ UU.. densitdred coutrallo tailained 0.011% Invat sugar at lbe tK101111illsi Ud Ct%llI Of *C 6(09410- litithft the UkY- tMC tl* onobtuce contimi 4 the denatured sugar i A&Md dur. ing morace. Whim the. Atuarise *" used IL; mixttl. (i.e. - with sniildlinpaill fermented 1wel ilic").the Invert; mm tt 01)%etNatiolus lit Klmill that the dviatutants uwll Attints do ntst indutnev itht vugu dutiq storage but tlie ikilm. turants Umi in Conjunctism with other arms flave a dritinsental effect, Ull.." th. Im"ture. alky.. and invvi-C -tipr content 4 i-aw milar during storage. lot fiffWAOCICAL LITIOATM CLAIMPIC11110" 4f 076771.- , - - : 11 *F T " I AV 03 1 is F OF IF p go of of 4 19 a 11: a a, .1 a W 0 0 0 0 00 0 0 0 0 9 0 0:41i 0 0 000 0040000 00 0 0 0 0 4 0 O-WO-0 I** 0 moo =00 Gee aso to Q! a* 0 moo go o tMUO Voo -Ai- -alm i;," a 71 9 0 0 ir 0 04 00 4;. 0: 00.0 W i0 0 0 6, 0* a 0 0 Lo ,C H I Zr.:A,-S..Z,4._C,ind Chem 11ci -(diss) ChanCo~,- in mine'. watar accumulation ill -nondo.11 NovocherIzisalt, 1958- 211 pp T.-,!'Llh drawine~-,13 NovooherIcassIc Poly t, ech' Ino tim. Ordzjwxiikidze),y (Min of Higher Lducntio.n. 130 copior. (KL, 24-58,t 116) Vi A flil I ill Ulf It 1101111111111111111 IIJIM 1111111111 111111111VIIIIII IIIAMMI111 twIlUt U111110tum 11 IN441111"IMIRUI imuaummmu III IWIN1117111ilit till V, Computations of a frequency disciiiminator, P. 662. (SIAI4011RCU91 OEZOR.) (1ratia, CzechoslovtLkia) Vol. 18, No. 10, Cttl- 195( SO: Monthly Index of East Europe~an Accession (EUI) W. Vol. 7) No. 5., 1956 --11 'T-'--- 71- -- -7-- ~[. 7: W96 Z/037/60/000/005/,054/o56 E192/9382 AUTHOR: Zima, V. TITLE: Paramet~Am lifiers PERIODICAL: eeskoslovenskf casopis pro fysiku, 1960, No. 5, pp. 499 ~- 510 + 1 plate) TEXT: The amplifiers coz~sidered are basod on:the beat- frequency phenomenon. Such a system can be represented by means of an active three-iterminal network with-complex parameters. This Is illvi.strated in Fig. 1. A system of this type can be describod by the admittance matrix: VX/- yl[ql +-Jylv 12 +:- Jy LY) q +. 44 21 + jy2 where Y is the charilicteristit.admittance of the 1 reactive -k!iput network, q, is the inpult damping, q is the outp~at damping relative to tho~ 2 characteriistic admittance Y. q 21 is the eoupl:Lng gain, Cardl/5 63398 Z/037/6o/ooo/oo/o,4056~ E192/9382 Parametric Amplifiers Y., is the normallped Input, admit t anc e is the normali!4ed output admittance;and.' Y2 y is the normali,iied coupling admittanoe The symbol Aq is the determinant of the matrix composed of q q;V q and q 12 21 By assuming that the syst'M is selective, Eq. J1) is.used to define itsstab:ility fai,,tor k , gain, bandwidth.and gain-bandwidth figure. Alpractical parametric amplifier system is analysed in som's detail. This is shown ~n Fig- 5* The system is fo'Llowedby a nonlinear elealent DZ This element performs the followin,~g functions'.. 1) the element has no ef,iect before the appearanc4i of the oscillations in the systein; 2) when the oscillations appear, the elciment'limit's their amplitude; 3) if an Input signal Is:applied to the active three-terminal system, the output elemeii,t acts as a detoctor,producing a Card 2/5 Ho .34 11 1 VI I I I 11111 P i I I I it 1115111p 1111111 IN In I I im I I 83.398 Z/637/60/000/005/054/056 2102/E382 Parametric Amplifiers signal proportional to thili input-signal. The element DZ can be ropresented by the equivalaint network' shown in Fig. 6. The indi,iCtance L and the capaci tolice C in this network are linear, while the resistanoe R is a non- linear function of voltago. It is assumed that the current and voltage in the resistance are related by: 3 I aU + bU a. b 0 R The behaviour of the netwirk can thzrefore be described by Eq. (32). By introducing~the constants defined by;E:qs. (33YV Eq. (32) can be written als Eq, (34). Thia system :Can be soi~ed~ by the method of quasivariable amplitudes. It is assumed that the solution is in the form of Eq. (35), where A and B represent amplitudes which are assumed constant Iduring one, prIod. of the oscillation frequency. The overall amp Ilitudeiis defined by Eq. (37). The magnitude of this a=plitude in thd steady-state is given by Eq. (39). From thig it izli seen that Card 3/5 198 Z/037/6o/odo/oWo541056 Ij B199/0382 Parametric Amplifiers the modulation depth m i~s expressed by Eq. (40). If the modulation signal is passed through an ideal detector and.a filter, the output signal :is given by-, 0 1U U m From the above It is seen that :if an exterual signal U having a frequency near to. that of the oscillation frequency, of the system, is applied -I:o the circuit, an amplitude modulation of the oscillat;iLons takes place. The pariod of t.he LX modulation envelope Is detormined by the difference frequency~ between the two signals. 1'he depth of the modulatlon is directly proportional to the amplitude of the -;nput-Bignal U 0 and inversely proportional.to the amplitude of the ascillatiojis C The modulation effect can be used for amplifying the sIgnals. Provtded the sigittal frequency does not differ appreclably from the oscillation frequency, the amplitude of Card 4/5 .............. . 633,98 Z/037/60/000/005/054/056 E192'E3812 Parametric Amplifiers the output signal is approx4mately indopendent of tht nonlinearities of the systeu. A beat oscillator.of the type illustrated in Fig* 5 was investigated experimentally. The results are shown on the plitite on p. 516d. Figs. 7a, b, a and d show the collector cux,rent in a transistor-whon a control-voltage at the emitter was varied in steps (through a a high resistance). Fig.:8 of the plate lllustrat6 the frequency response of the a~jplifier. It was also found that the noise figure of the sysfem was very near to unity. There are 8 figures and 1.0 references~ 3 English, I German, 4 Soviet and 2 Czech, 5W11 MEMM MIRM11 I 11"FIERVII ....... ACC NRs Monograph UR/ Zima,, Vaclav; Kubin, Boris Electronic imthods, off measuring simll Intervals of time (Elelctzo MWO matody izwrerdya malykh, intervalov vremp-ni) Yoscow, Izd-vo "Energiya"i 65. 0245 p. illus., biblio. Translation of Elektronicke wxani kratlqch casu (Fragm) sm, W2 5,69o.copies printed TOPIC TAGS: tirm measwement ,, measurement apparatus,, mechenical Masuring tool 6lectric wasuring instrument, asiAllograph, phase wter., pulse counter, frequency meter, time interval counter, f4j?-flop circuit,, electronic circuit, coincidence circuit, nuclear physics appa-ratua ~LRPOSEE- AM COMAGE: The book examines methods of meas-~Iwing intervals of time. . Particular atten' Uon, is paid to measuring vith electronic meters, although oi%er methods =e examLiied; 'the electrowchanicaIj oscillogrikohiej, integral,. method of colftidence, The atcuraq/ of *-.ese methods of imasuring sm;L11 Intervals of time is evaluated. The book is 'in- tended for engineering-technical mwkers in the field of wook-current electrical engineering and experimental phywics. 1/2 FE11 IMPRI "IFOXIIIIIIII IFI)PHIIIIIn III pill it!] [III IIIIII 111111111111 1111111FRINIUMI ACC'NRi M,6004545 If= CF Ca,-=- IMIS (abridged); Foreword off the editor of the translation .3 Pcx6vard -- 5 Ch. I, Yathoda of reasiming 1. Basic concepts __ 9 2, Analog method -15 3- Counter method __ 46 Me~tthod of coincidence --62- 4. C'a. 11. Electronic circuits __7P_ S. F3_ip_flqps'__ 70 6. Pu3-qe counters 134 7. Wher electronic. ctmits 176 Ch. III.P-Principle fields-for applying small intervals of tid= .~197 Measurements in nucle6r physics --, 197 9. * Y4asuremerebs in telegraphic engineering -- 217 10. Y-easurement, of frequepcV-and phase ~32 Bibliography SUB CME: 046/ 0?/SUBM D=: 1CIAU865/. CRIG P"-. OM MWt 151/ 2/2 Card ACCEwioN m, ooaz? ;/dO4P,/64/P00/63/03-0/0M8 AUTHOR: Zima, Vaolav C'n"te, of a mAneer,-.., a 0 staggered haotdions, TITWs Periocli SOURC.Ei Elaktrotechnicki. casoldlili no-- 3.1964, 158-168 TOPIC TAGSs pulse ocinteit iutonation, stop funoti(Int FoUA*r coofficientt spectral densityq vi;easurement automatLon ABSTRACTs The author Irr4estigatiod.clamaos of parladio staggered AxnationCof.: current and voltage formed in a, resistanoe network with binary Paso, coanwo in the time and f requepcy, .. yhieh'fbid application Art the iu~mj'atfba of H-ra~ MCASWOMOntse The Fourttr.ca,lifficienta .and t6e effective '40mof do a-MIA$, stag gere d . signal were oal6dated,as pariodio functions and ~'the Amotrix dena~ty as a synchronous ftn-dtiQ'z;.th,% response of a lineat dynoM MyGUM trwrormatio staggered excdtation also was dotermined by the method bf Z 7he results were verified"a#aeimenta2ly, The-zathod demoribed is more =6"~# procid-a and rapid Thai calaulat,11,on. "th,648 of howde =001~ 0 Origo. art* haet 41 Iftuees road 96 ~formvllaso' V. 2" ACCEMON IRS AMM57 lot ASSOCIATIONs Ustav ~(L=."t* Of V imering and sleat"adaw C301 ATO.*t; its'An'..L361 Nm(.. cd'~ 0 summmos 32jam631 SP 0 Us -,:,HAt ED VIO'SO; ~mj t N 2 r .7 27107 2/039/61/022/008/002/007 D20'0/ 303 00 01ri) AUTHOR: zilma, Vgclav, Engineer ............ TITLE: A binary divider of frequelicies up to 30 Mc/s; and,' counter up, to 10 Mc/s PERIODICAL: Slaboprouf4' 22, no. 8 1961 461-468 y obzor,.v. .for TEXT: The article deals,' with broadband freq.uency:dividers 'usedi' designing digital frequency meters. Fast counters. :enable the Coll- structiop. of electronic ijtop watches with a basic step ,of 101~~*79.as well as particle computation in nuclear i7hysics with the's re- solving power. Possible modi operandi are ilivesUgated of,'# symmet- ric multi-vibrator circtiit and the function is e 1 ined of:an: xp al. aper- iodic divider which is different in quality from the known 'types of monostable, bistable, and astable multi-vibra'tors. Avalanches in the flip-flop circuit are dealt with in detail and the non-stable section of the response to a current unit-step is calculated.. Some very economic and simple circuits are described, permitting digital Card 115 27107 Z/039/01/022/008/002/007 A binary divider... D260/D~03 manipulation of periodic sighals up to 30 14c/s as. well a& rando'M~ pulse signals with a minimum time interval of lo-7 s.', Fig. 2 shows the circuit diagram of a biniqry flip-flop circuit, with an electron tube and with 2 germanium diodes D D2, The operations are con- trolled by the potentiometer R2. ;~~ resistance elements of th6tcir- cuit (Fig. 2) were detenained with regard to the oDt,3*m7al stability of the flip-flop circuit by the cathode resistance. The investigatilon results of the dividing ratia of 2:1 are indicated in graphic form. The article also deals with -the practical utilizatioll of binary!cir- cuits within the aperiodic aad bi-stable aspects in the construction of broadband frequency dividers. Fig. 11 shows the circuit diagram of the divider of frequencies at a ratio of 4:1 operating within a frequency range from 12 to 31) Mc/s. The operations are controlled by the linear potcntiometcr 10 k.Q. The level of the incoming~volt- rge must be at Least high as 50 nV. The described devices are very economical and reliable, They are fed by a low-anode voltage of 70 V and their consumptiovt amounts to 195 mA, excluding the input power for glowing. Theyoperate within the range of anode-voltage Card 2/5 27107 Z/poicj Vm/08/00 2/Q07 A binary divider... D260/D303.. of 45 up to 120 V,.and have, therefore, not to be fed from the stab. ilized source. There are 1 2 'figures and 19 refere=es; 7 Soviet~'. bloc and 12 non-Soviet-bloc. The references to the 4 most recent English-language publications read as follows: D.k,. Lynn, D.O. Pe'der- son: Switching and memory criteria in transistor flip-flops. IRE , International Gonvention Record, Part 2, L960, pp 3-7; P.R. Scot:. A stabilized locked oscillator frequency divider. Proc. 48 (1960)) Mr no* 2, pp. 192-200; Anonym: 100 'Is counter times intervals to 10 nsec. Electronic 33 (1960) 1, no. 47 t p 120; V. Met: A high speed binary counter based on frequency script techniquea. Proc. IRE 48, (1960), no. 2, pp..243-244. V~ .. ... .11 111FAI im it ulfulgillil Brill meamijuawlu i i I I ZIMA, aUv, ins., ,13667 Z)1014/61/000/002/00:L/005 A205/11:126 C~l AUTHOR9 Zia&, ViLelav, Engineer TITM Square-wave generaitor PERIODICALa Sdglbvao~ technika, no. 2, 1961, 62,.64 TEXTs The article describes a rather simple sqyare-wav a generator for higher outputs and duratio;iLs of 2 - 500/As , with repetition rated :of 0.125 - 220 ops. The instrument is meant for testing the response of af amplifiers and quadrupoles for testing impulse counters, flip-flops,, logic systems, and for dynamicitl testing,of relay assemblies. The wirin& of the generator is shown in Fig. 1, the wiring of ita voltage source; J in Fig. 2. The repitition-frequeney souroe is a, multivibrator# oluipped with an. "ECCOV tubep rough-cootrolled by change of capacitances (0.1:atkd 2 AF) of the two feedback branches, fine-oontrolled by the double-pot~n- tiom eter P (2 x I MJ1). The output voltage, convert--d npon derivation (by a 50 Pi capacitance and a'grid resistor) into a sarien of positive and negative pulses y controls the f lip-f lop cirouit , oquipped with~ another "ECC620 tube. In quiescent state, the left triode system is open (ita Card l/ 5 A 23667 2;/01,4/61/000/002/001/005 Square-wave generator A205,/AI26 grid leak is connected to the poeitive potential of the source) and t~0' right system is closed (its gri(i. leak is oonneotail to the negative poten- tial -150 of the source) . A iiiegative trigger Vales ohangeB the system into the opposite state. The duration of generated waves io'controlled by the magnitude of the feedbaoli*. capaoitance'and -the magnitude of the grid leak which comprises the linear,potentiometer P Ir-I m Q ). The'inoomple- 5k. tely shaped output impulse ta liiid over a 200 k resistive ooupling to the grid of an "EF 80" tube, whIr)h exts as a pulse ahaper. , The negative squam waves derived from its plate aro led over a resistive.oircuit to the grid of another "EF 800 tube, which cots as input of a d-a power aaplifier~ the output of which contains a 1`6L50" tube. The voltage (U) 'of the out- put signal is controlled by the potentiometer P the voltage-level of the quiescent pericid is controlled tiy the potentiomatler P The output voltage is indicated by a voltmotero The,conaistent 61vanic coupling allows direct measuring of impul as -voltage levels. Ono voltage at 9 is switcLIS measured at multivibrator anode-voltage disconnected by the the other voltage state is measured at largest repition rate and sho set f~d' '111~ plae duration. The power-amplifier circuit uses negative feedback r .Card 2/5 RntiarA-wava ze-nerator 23667 A205.[A.126.L:, VladJLmlrj,,. Ax~z. A motor method for teallng the two-stroke motor~,Oilgl., Nafts. Xug 13 no.n/-12:459-Oli N-D 162.~ 1. Rafinerija n&fte, RiLjeka. 11111111411=4111fill III ZIMA V. "Wo special properties of binary circuits." P. 300. SIABOpRouDy oBZOR. (Ministerajivo presne~o strojirenstvio Ministerstvo spoju a Vedecka technicka spoleenost pro elektrotechnikil pri CSAV). Praha, Czechoslovaidap Vol. 20, No. 5, Mw 1959. sec. -2raummiamlxd of oipwU bylilwar quadrupele, Slabolwoudi obz Suppl.tPrilom-Wo-mlido in2i6wiry 24,-no,7.-133-P44 t63,6 7. AW WCESSION MRS AP4%M70 Wj,WW64/00Q/OD6/0752/M56.., LOTHCH s Zimat Vo Lot Sloh,14KI01%. I* Vc (SIOWYG*ks~ TOT.&LI F&I"ba dIONS (Fwifth~ " A. No TITIES Iffoot of o3W&vnioni.the *~!ob6j~A~bjjvttj ),jgdbqji3 8, of antWedam t ",crystals SOME& AN UhM, 'j[t'7OPI6.TAGSi 'Photocondwtivityp lnt~~isl~ Ootoconduativitys Itwinadeence lualn-i, eseenoo quenchInep pbatoo3dde.- adAlIzed autbraoens, sathraoGnst Mphu"Onet'. phenazinev photoconductive quantus fteld T. 7! F ABSTRACT s The effect of o4gen on the pbotooonduotivitIr and ivaineaq 0 01W 0t antbracene crystals vas stvdied b~etvlsen -170 and 40 C with light of Wavelengths. 31309 3650 and 4050'A. The photcaoridwthitj was found t6 i a (at jall. but the lowest teaperatures) when the esimples were exposed -to oMenj the lumined cow* was correspondingly quenched, Ths'photgoarduotivity:fell to its "Vaduum" Value, -i. upon evacuation of gases only -iNhan'tbe orystals ivre atualtaneous4 ill 1: ~ I :~,~ T i!The rates of rise and fall of phOtaclandUALvity and,luminescamce quenchind Wero: dependent upon t4speraturs and the Intensity of Win' itions:1 These facts Indil", %I cated a nechanIsst wherebr *=ited,avjUws*ena molecules Intera*t with Qaqge Card 113, -i's P LPN I Ili I'D 1.tli 4111 ..... ....... ........ . ICWSION Mts AP404M70 molecules to form an Ionic oqnpl' 0#40. ;i V.i An exciton interaction eahenecan also, account for the vww= relay*nstim of oxidized crystals s A* A*W A* + A +4V (2) or. A+GF4.Alb.*A++%+ From studying the temperature.depkdende of the photolumineacence quenobing tV photooxideet an activation-energy cif 0,17,tO.02&V was eatablUhed. 'The agreement of this energy with t4i~ activation anergir for photoconductAviby (as found in the literature) indicates that the thermal or tbepbotwonduea tivity is not due to arq tempraturis dependence of the mooil:ity of.chargqa, but that it is - directly related to t6e formation of Photocrtiden...,: guch evidence "M4 'to the conclusion that the observed' 'Wacuum" . photocondixtivif4* in, in facts sn~ J intrinsic phenomenes -'brigs arts,,Mil 3-numbared equatims-2 graphs ana I iiAbla. miev st~ -0; "SMIATIONs ~Xy*y;LYs11W*7'der4dw "u tat to thAversity) Card- 2/3.. ACCESS ION MR AP4040770 SMWTTEDs 93WO3 Mill 00, " 1 E 00 SOW .023 SUB 001)99. 10 R F 00 or S - 3 : 4 , rl"ArRUS-511 FR Rli U11 R P-N, I M I! I V , IW~Aa 111,111ill It fill 14111HIff ZD4A V.L.- PEKARI G.S. (Pekar, H.S.]; FAYDYSHP AA. [Faidysh O.M.] Polarization of the bminescence of pure and impurity anthracene crystals. ~Dop. AN URSH no.8:]LO43-1046 164. (MIRA 17:8) 1. Kiyevskiy gosudarsivennyy universitet,,, Predstavleno akademikom AN UkrSSR SU. Pekarl [Pekar, S.1.]. ZIMA 11 L ; SILBODYANIK V.V. [Slobodlanyk, V.V.]; FAYDYSll, A.11. fFaldyshp O.K.] Effect of oxygen on the !photoconductivity and 1=1nescence of anthracene cryatalao Dop. AN 'URSR no. 6752-7.56 164. (MIRA 17:9) 1. Kiyevskiy gosudarstvennyy universitet. Predstavleno akademikoui AN IJkrSSR V.Ye.Lashkarevyin [Laahkarlov, V.I'i:",,], PAYNSH, A.M.; ZIMA. T.L. Iffect,of the.Impur*t7 concientration.qn the relationehip betyeen the quantum yield of lumiu4sceirice and the:tMckness of nithracene arretalso, Opt, i spektr, 6 nosl:98-101 Ja 159, (MIRA 12:3) (Anthracene c otals) (raminesceincle SO 51 6-1-17/30 AUTHMS S Faydysh, A.M. and Zipi~. V.L. TITUt affect of Impurity. Concentration. an Depondonce.-of the Uminescan'041 quaniam Yielda on ThV-1mose of Antnraeono Crystals (VIlyaniye 1contsentrataii primos!1. rA zavisimost' kwintovykh vykhodov lyuminestsentsil ot tolsh,-hiny kristallov antroitsona) PMUODIC&Lt Optika I Spektroskopiya, 1959, Vol 6, Nr 1, pp'98-101 (uSSR) ABB12ACTs Ono of the authors (Rofs 1, 2) has shown thatAocreai.0 of the anthracone crystal thickness Laeveasso the ratio of tAe luminesce .uce, quantuih 34~olda of anthraceno (Vs) awli DAphthacene (VU)s mhon the la~tsr is pros ,"t as an Impurity. 'The 1,jirssont paper reports stadjos of the offset of concentration of naphll;hacene in anthracorio, crystals on the behaviour of this ratio -with chango of cryetal thicimess. Four consientrationi of naphthacens vere usedii 3 x 10-,D, 8 x 10-6, 3 x 10-5:and 1 x 10-14 n*10AOIS. The quantum yields wef-e measured L photooloctrically a*d by hotero'chroiaLtic. photographic photomotty.. The results obtainod are shon in Figa 1-4. Fig 1 gives the dependence of the quanturt yield of anthraceno luninescoace on crystal thickness for four concentrations of zaphthacone. Fig I shown that the quo.atuxii. yield of antaraceno with 10-6iolo/sol-I Of naphthacent increases by 10% *hen tho samplo thieknoon deeroian4d Card 1/3 Effect of Impurity Concentration on Dependence of thop Lumizomctacig (&arAtt= Tualds on Thickness of Anthracer-6 Oryat&js to about I p; for ajilithracene with 10-Aatole/mols of naphthacene a 40% increase In the quaintum yield is oblained on decrease of the crystal thickness. ]!'IS 2 gives the delmindenc4i of Via, quant= yield of naphthacene luminoacence on the thickasse of anthracene layers. In this case decreaso of thickness frm 40 to 1: 1& Is accompanied by a considerable change J,n Vn (80 - 90%) at smalliconcentrations of Allphthacene and by a rompa ratively - simll, changs, (about 10%) at high, concentrations of nAphtftacene. Fig 3 show, this dependence of Vie ratir, VdVa on the crystal!thickness. Decrease of 'VA/V& vith decrease. of, the crystal thickness agpin depends on vhe conceaVmitiou of RaphtbAd4mei curves 1 and 2 were obtained for authra:ena *ith 3 , 10-6 end 1. x 16~4 mole/mole of naphthaceno respectively. Fig 3 gives -the distribution of energy in tAe 1=ineacenze spectrum of anthracione vith 3 x 10-Smole/zole Of rAphthscene for a thin crystal k =Ts 13 crystal: thickafes 011A 11) and a thicir. crystal (curve 2s crystal -thicimeas 40 -g);, :Fig, 4 confims that transition from thick to thin crysti.ils the Card 2/3 quantum yield of naph~,thacane and increases the* quantuni yield anthracene. Decrease of 16/V& with decroase of cryeA*1 thickmess is COMMON r 30 Effect of Impurity Goncentration i~Pn Deponden6e of tho Lumin"Cancie: Quantum OU4 F on Thickneas of Anthraceno Crysta4s on due to t-00 reasons. In thin layers decrease~of or stal IthickA68:8 YS prodiAces an inorease~ia tho number of eXcitons' reaching the O.Iryatat surface and most of 1:hOSO ox-:Itonz trandrer their emergy to authracene mole--mlei. In th-lcic,crystalv decreaso of Vn/V& -with decrease of thicknesa is due to decrease of re-absorption of its own i=ix14G:cQUcQ by anthra-cons. The 4iff6ets of tan*sntratiou of naphthacene on, the 1&/VjL ratio are explained by. increase of' this 'probability of exciton capt-ire by naphthacspo with increaeo of its *ow~ontrationp At low nAphthacenis conesatr4tiona dacroase of crystAl, thicknoso will affect tho quant-i,.m yield of naptithacens met* strongly than the quantum y10.14 of authra,~ene. I'he converse in trwat high conceatratlons of VAphthac*ne. There are 4 fi&urea and 4 Sovi wt references SUEWTTED z May 29, 1958 card 3/3 T --A v ~il; Met WRAM AUMR-. zima-Vaclav or Chad:Mto- d xclancee) MiA6 0-Rd giLl r*:,:?7 Candidgtbi"Vf -ORG.#~ Inatittite of R&dio arlult &n-& ati~miajag ltr&~U;04* a elektroniky GSAV) TM&: Advances in oircult theor SOURCE: Slaboproudy obzor, r. 261 no. 2, 1965, 72-77 TOPIC TALGS: circuit theory, electr*n1c mirctdtt eleatiric zol4mrk Abstract (Autitar's aiicl E~njh-tlfgft 11M If dIdW This article 1.9 ii survey of' H a noweist advancas in the flold of circuit theory, The scojxi of Lh--4 flold Is dGf Lated and souto of the t~chnologiaal provesgas usod in the production of intqCrRtod olectronic oim its are oirpltkinod,. Adrana(iis in the theory of passivo and ri.ative networlent variable parameters netwcwks and noullnear neitvorks; arai a-ruXuated" A SUBA COD",% EC ,-,tTBH DAM. f 3WOP154 d1nd wl 01* dTff ~Mp'f O'c I ON ZIMA, Vaslavf-Zima lVaq~v KUM, Boris; VASIN, V.!.[translatorl. DMITRIYEV, V.I. rea re [Electronic methods for measiring small time intervalz. Translated from the Zeech] Elektronnye metody i=erenila malykh intervalov vremerd. Yloskva~ Energiiap 1965. 245 p. (MIRA 16t10) L o3264-66 -zwT(M)/kFF.( It AP%20786 ACM93ION NF ~A M/004 A' w bK Zrr OR: zimap Vo L of Fa d Bili, it.I TVLE% Tempemt,~tm dependence *Afte CAILA-i=m 1m, !n_pfficlien-ty o pure! v doped anthricene~and n hth I jettile (Lp onif a ~er. rt am vuW103~5r4o held in-Wa-rTUY 15 jtr,-o'-vo--r'aii.Y196kjj I SOURCE& Alf 355H. rvrestlya. Smilya fizichbAtyaj, irs 29,11 no. 6- i965,t 13024303- TOPIC TAGSi luminescence cent-wirp impurLty: C4 orp lumizoodent, 0~ r9Z low transfer# excitong anthracenag vsphthalaiw ABSTRkCT.* The authors brie miView the Opoi~1menUl (W~ ip w i&;t6j 44~ cbl~- fly labormtors have published in a veries of papers - begbml~gj IJ6 toll, on the I~amptr- ature dependence of lunineacence efficiency In pure and d4ped awthre me a~d naph- thalene crystals* The anthraccria MaWs containal 0 mn4,D ce6tezt and ~he naiph- thalene crystals were doped irith A-misthy1naphthalmm a Ths folllovdzg conelqsicoa are drairat 1) The quaatum efficimicy of the izitrinsite lumdTle-&-riek 'r C I tbw Car Jill L 01264-66 ACOMSION URI AP5WO766 crystals Iz-vestigated ch o%. pestly tjj env marl 't abolwo toz~p;itatuii* rangal this change is ctue to a chmge in the quantm yl!eld of dafert istpurl;tjr molecWo* Tha efficiency, of excit-ation anm-rq7 trunsfeir, from tNe Met material to 041 IMMINt i4--w mr0amilaa ,6~m~v nnl~ v14-101" 4- 4,h- R fI ZIMA. V. L. KORSURMYP V.H.; FAYDTSH~ A.H# Spectra and the conditions for the tramifer of alvetran exoitatlov ene,Fgy in pure and doped anthracene crystals. 1rv.AN;S6SR.Ser. fiz. 27,no.4.519-523 Ap 163i KFA 16W (Antbracene:crystal"yectra) Ax Ei :AUTHORS i Zima V. L. and TITLE Lumirxescenct,.4 of euxthracesna cry-tvtals obtail-ned, by sublimation in ein. a:~'.ygem atmospheria undev Irradiation PERIODICAL: Optika i opaktrookold.ya, vol-41 no.3~ 1963, 3711-377 TEXT: The sublimation ix carried out iti ninpulalm cantikining oxy,Sari at aprousure of 1. atin a-i d, a tdimparattwo of 116~ - 1.70 41 C. At Lhe saine time the vapor iiq: Jxrnfiated t-rith li.ght :1'3roni a -250 (ORSh-250) mercury itlau p with. a filter iGOlILI,ing; Qhe 3IG5 or .513 MMk lines. Supplementarl (0) luminescence speetr& mro observed in these crystala in Which the polarizeition ratio is significantly larger thati for thL- nr,)rmml upectriLim of pure itinthracalIQ CrymtA15. FrQm a rough ust-i-mait-P Df tl.,Aro coricentratioal of 1) - centUrs it jLs ahovrn that absorption by tiv 0 - ce-nitera lix onLy a iiruaLl part Of the energy abaorbed by th4- fit that. -.;~ -iriiebLerice ot o - (:eriterij ~:i i-cc'oun.ted fvr by the iran3fer of the energy of electron enctatio.i frorl tha CWTOtal to thaof.1 corLte-r5l. With a high concentration. ef o - centeira fliti tatml. clwintura yield of luminescent crystals i1a decrvi,kfiocI h-1, about 3014 wIlCh re ti4 r.)$-- a tto C&.~-d 1/2 IMMI 4 -Z :~t Sim LLuminescence of anthracene crystalv E039,(P.120 tm-luml eaden TE-Y ~6-1 ~Afl :r~src t CL,. -The queme-hing- of lumin-ar'Carm'e- uppmrat_T- dapon a4 ~9 of excitons by photo-oxidixmd neleculam with tho nubijaquent; rad"ti.onleos degradatioii of the anorgy at' clectron uncitation. The relatively aoall efficiency of' tranumission of caargy Vrom crystala to 0 - centers ovidently wirplains tht mmall averbnpping of the luminescent spectra of cinthrmcone, cryata;1z and the absorption spectra of 0 - contvrm. Tbero are 06 figures. SUMMITTED: June.7, 1962 Card 2/2 -------- 71, -1;,. Pon, limm, mmin- -AC--CNR, AP6018443 SOURCE COEEi UR/0051/661020100611022/1029-1 AUMORt Zima, V. L. raydyah, A., N. ORG: none TITLE: Diffusion of excitons in'naphthalene and anthracene crystals. II SOURCE: Optika I spektroskopiya, v. 20, no. 6, 1966, 1022-1029 TOPIC TAGS: exciton, naphthalene,. anthracene, absorption coefficient, quartt,um yield) ABSTRACT: Two exciton theories are reviewed and compared. In the first$ Varioui as- pects of the diffusion theory of exciton motion in organic crystals are considered. Starting with the difiusion equatit' )in, which holds when reabsorption is neglisible, the authors obtain the relpition for tho quantum luminesceiice output of the basic:substance ,t,that has only one impu~itj, negleaking the emergence of excl .as onto the crystal sur- ,face away from the exciting light.~ The theory uses a,commoWbasis to establish the ,.Aependence of the quantum outputs of the basic substance anJ the impurity ca the co.n- centration of impurity and defects,1 the coefficient of absorption, crystal thickness, 7-fbickness of layers with different impurity concentrations, ate. Experimental evi- '115ence convincingly proves the validity- of the theory and provides a means for reliably the diffusion path length and the probability ofI exciton ann;ihilaiion; all these are important, factors in the energy migration and tranifer processes ini,cryttals. UDC: 532.72 569.164 548.0 /2 Card 1 ACCC NR% 018443 The theory is deficient In that it does not reveal the relation between exciton anni- hilation and the rrnperties of the. basic substance and the impurity,. Furt.el ' fi more when the product of the diffusion length and';the coefficient of excitation light; ;b- sorption is less or approximately equal to 0.2, the determiniation of the diffusion path length is extremely poor. A second theory, using equations analogous to those used for the diffusion of partic e I ;s in fluids, is compared vith the diffusion theory and its advantages and disadvantages are discussed in detail. The quantum outputs are calculated according to the two tMories and the resultE are compared, shotrinig under which conditions the theories agreO and diverge. Experimental results shosr that.the exciton diffusion length in naphthAlene is half that in antbraceno. The diffusion length is but slightly dependent cv temperature in the range of 90 to 293"'K, It is shown that the probability of enerily transfers is goveimed by the integral of spectral overlap, and depends also on the cdnflgu~ation of the donor- 'acceptor molecular pairs and the lattice distoi-tions caused'by impurity molecules. Orig. art. hes: 3 tables+ SUB CODE: 20/ SUBM DATE: 2811ec64/ ORIG PXF: 023/ OTH REr: olo card 2/2 af PASHKEVICH, Olog Nikolayevich, Icand.ekonam. nauk; IXTORIJIVA Bleonora Alekseyevnaj; '13ARKAIII V.A., red.; ZIMA'., Ye G. tekbn. red. ,Vlh-en you work for nociety you work for ymrselflTrud dlia obohobes-tva - trud dlic sebia. Mnsk,, 19U. 31 p'. (Obshch,--- stvo p-., rasp'--ostranen:Uu politicheakikh i naucl,4kh zmiii Beloruaskoi SSR, no.177,~! (H= 15::1l) (Work) (Iricentivealin industry) ZIKAK, T.; DOUTLIKOVA. T. Rare cast of acute stsvil* nVositis (polyslyositis) h12 year old boy, Ceek. pediat. 12 no.4:311-315 Apr 57'. 1. Infakeni oddelent Tmplice lazne v cftchazh, priaer POOre Vojtech Zimak. (ICOSITIS, in inf,~ & child acute stertIc myositis, pastuartom diag. (Cs)) (mAK,l v I. ., -I i f t i I ZIMAKI V.; FOSENBAUEROVA, 3. PSYCHL, L. .... . ......................... .... J.; ZIMKO 7, Heningoancephalitiii exanthematica. Gas, lek. ces1c. Wuo.23s717-721 inue 59-~ I@ IT. detelm klin!lkm KU v Praze, prodnosta prof.101tr Frantinek Blazek. Infekoni oddeleni MUZ v Tsplict&6 prodnosta prim. MUDr. Vojitch ZUmxk. J; C., i.c.. Praha 2, re TArlor, 2. (KNINGOINGNPHALITIS, case reWrts exantbismatim (cz)) Z~K~~Tojtech, KUDr.,- PTACKOTA, Tora, Mr. Severe courso of diphterla In the district of TS"41 not*: Prakt. lek., Praha 35 no.15-16:371-3?2 20 Aug 5~- 1. Z Inf. odaeleni OUNZ Tepliao Lasne v Co. primar Mr. Tojtech Zimak. (DIPHTIRIA, spi'deilliology in Czech., ea;rere cnuree in Usti n.L. tegiom)