SCIENTIFIC ABSTRACT ZHABOTINSKIY, M.YE. - ZHARREV, I.P.

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SCIENTIFIC ABSTRACT
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0(4); 7M MIASE I BOOK MUWrMION SO-7/2673 and Irina. Llvovna Radunskaya Radio nesbikh dney (Modern Radio) Moscov, Izd-vo AN SSSR,. 1959. 2-62 :9. (Seride: Akademiya nauk SSSR. Nauchno-populyarnaya, serlya) 50,,000 copies printed. Sponsoring Agency: Akademiya nauk SSSR. Redkollegiya nauchno-P4 ~Lyarua" seriya. Ed.: I.S. Dzhigit; Ed, of Pub3ishing House: L.V. Gessoin; Tech, Eid.: T.P. Pblenova. PUR110SE: 'This b6ok belongs to the series of scientific-popular publications of the Academy of Sciences,, MSR,, and is intended for the general rea&fr. - COVERAGE: The authors present a brief history of the development of rtolo, men- tioning a number of Russian,,. Soviet and non-Soviet Baientists vbo aon.tri- buted to the development, of mrAern radio. They emphasize the cultural and educational importance of radio broadc.wting,and list scme of the v~xrious Card 1A Modern R6Aio applications of radio in indhistry and research, They also mention plans for future dwmlopment of.radio brdadcasting and comvanications in the U35-R according to the -Seven-Year-Plan. For the nonqm1slist, tha wrthors offer a short introduction to the plrysical phenomena on vhich r&Uo is based. Thefe are no references. TABLE OF COfrm Cho I. Introduction 3 Oscillations and vaves 8 Electric oscillations 13 The vacuum tube 22 Propagation of VaVeD 33, Ch. 11. Television 38 A picture from dots 38 Wonderful mosaid 42 Near and far 48 Back to the image 57 Card 2/ "HORS: Bazarov, Ye.N. and Zhabotinskiy, M.b. Li A TITLE. Frequency-Ohanging by Means of a Reflex Klystron (Preobrazovani-ye chastoty na otrazhatellnom klistrone) PERIODICAL:Radiotekhnika i-Elektronika, 1959, Vol 4, Nr 22 pp 253-261 (USSR) ABSTRACT: 'The possibility of employing a reflex klystron as a frequency changer at U.H.P. is investigated theoretically. For the.purpose of analysis it is assumed that a klystron can be represented by the equivalent circuit; &own in Fig 1, wh--re R, L and 0 are the equivalent parmeters of a loaded resonator and ik is the alternating component of the conve&.ion current. If the multiple transit of the electrons, the interaction of the electrons in the beam, the capture of the electrons at the grids and the transit time of the electrons in the grid 6ap are neglected, the equations for the klystro i can be written L n as: L di + Ri = U + U B dU + 3-k Card 1/5 E-1 -a U- SOII/109-59-4-2-14/27 Frequency Changing by Means of a Reflex Klystron where U is the voltage at the grids of the D)sonator, UB E sn(nwt ) is the external signal voltage , n 0,111"/2, 1h.-iis the total current in the resonator and ik. is uiie ali~ern ting component of the convaction current. Equations similar to Eq (1) were considered in a work of Bershteyn (Ref 3). If the notation shown on page 254 is adopted, Eq (1) can be written as E1q (2). Further, by eliminating y from Eq (2)9 the final equation is in the form of Eq (6). The solution of this equation-is in the form of a superposition of the oscillations with multiple frequencies and is given by 1 and phases T9 (p, Eq M. The amplitudes A, A- are slowly variable functiong of time and can be obtained by solving Eq (8). Thin, functions q? and in Eq (8) are defined by Eq (9). In the case of a resonance of the second kind and the synchronization at the second harmonic (n = 2), functions .I) anL! * can be expressed by Eq (10). The conditions of stability of 'he steady-state regime are defined by Eq (11). These can Card 2/5 also be written as Eq (13), where m is the regeneration SOV/109-59-4-2-14/27 Freq~iency Changing by Means of a Reflex Klystron coefficient of the klystron and v-1 = 1/26. If the parameter cpo is eliminated from Eq (8).,an expression in the form of Eq (12) is obtained. On the basis of Ba (12)2 it is found that the threshold of the resonance of -tle second kind is given by Eq (1-5). From this it follows that: the threshold increases with the increase of the detuning parameter vl; the increase of the regeneration leads to the reduction in the threshold of the resonance and the deviation of the transit angle from its optimum value causes the increase in the resonance thxeshold. The width of the resonance of the second.kind. is expressed by Eq (16) where Q is the quality factor of the resonator. The synchronization threshold. at; the second. harmonic can also be found from Eq (12) emd is defined by Eq (l?). The synchronization band.widLth for the optimum transit angle is expressed by Eq (18). The dependence of the amplitude of the oscillations during synchronization at the second harmonic; (at the voltage of the external signal) is illustrated in Fig 3. The synchronization effect was also investigatea experimentally by employing a special reflex klystron Card 3/5 0 SOV/109-59-4-2-14/27 Frequency Changing by.Means of a Reflex Klystron fitted with two resonators and three or four grids (see Fig 4). The experiments carried out on a ~j-grid reflex klystron corroborated the possibility of employing the tube as a frequency divider at U.11.F. It was possible to obtain an output power of 15 m1V for input powers of 10-20 mV1. The klystron can be itsed as a multiplier in two ways-, th:3 external siguil of frequency 2 is applied to the tube which is tunod to a frequency afs in the second case, the resonato:c frequency is the same as that of the external signal and the multiplication is obtained by extracting the n-th harmonic.of the bunched current. When 'the klystron is synchronised at a sub-harmonic and used as a frequency multiplier, Eq (8) and (9) are also valid and in this case the functions (~ and * (for n =0.5) are given by Eq (19). The,amplitude, of the steady state oscillations can be determined from Eq (20). If the n-.+.h harmonic of the bunched current is employed, the functions 1) and * are given by Eq (21), while the amplitude of the steady Card 4/5 state-voltage at the resonator gap is expressed by Eq (22). SOV/109-59-4--2-14/27 Frequency Changing by Means of a Reflex Klystron The conditions of stability of the oscillator are expressed by Eq (11). The above two methods of frequency multiplication were confirmed experimentally., There are 5 figures and 5 Soviet references. SU M TTED: 1?th June 195? Card 5/5 8/109/60/005/07/017/021+ E14O/E163 AUTHORS; -Zhabotinskiy, M.Ye,) Levkin, L.V., Sverchkov, Yo.I,., ts,nd!~tl s~bvg~ *~,VV.,%* TITLE: Model of a Caesium-Frequency Standardg PERIODICAL: Radiotekhnika i elektronikaj Vol 5, No 7, 1960, PP 1173-1176 (USSR) ABSTRACT; In accordance with.a recommendation of the Twelfth General Assembly of the Internat.~onal Radio Scientific Union the oomparlson of a molecular generator'~~ith a caesium standard within a single laboratory has been undertaken. Two models of an atomic frequenny standard using an atomic caesium, beam have~been developed at the Institute of Radio Engineering and Electronics~of the Academy of 9ciences, USSR. In this system the ultra-fine structure in the atomic caesium. spectrum is used, employing two closely locatod levels between which transitions occur at a frequency of about 9192 Mcs. In a weak magnetic field these levels are subjected to Zeoman splitting. The system consists of a copper tube 12 mm in &-ameter, 1200 mm long, in which a.high vacuum is maintained. The magnetic field of the system is uniform to within 0.1 oe. Tho spoctral line vidth -is 300 cps, the signal/noise ratio about 100. - There are If figures and 15.references of which 12 are English and 3 Solfiet - SUBMITTED: January 39 1960. GA rd 1 /1 9.25oo, 9.4220 77565 SOV/108-15-2-10/12 AUTHORSt Bazarov, Ye. N., Zhabotin ,,Ye., Sverchkov, Ye. I. TITLEt Frequency Multiplication by a Large Factor Using a Re~lex Klystron PERIODICAL: Radiotekhnika, 1960, Vol 15, Nr 2, pp 75-79 (USSR) ABSTRACT: The paper deals with frequency multiplication by a large factor n using a standard reflex klyotron, In principle, the Input signal is applied at the airgap between the reflector and the resonator. in the practical application the input However , signal may be supplied to the klystron reflector by means"of a coaxial line. The differential equation of the second order describing the processes In a reflex klystron is given. Using the first, , approximation of the above equation, and assuming that the amplitude of the input signal as well as Card 1/5 that of the 6utput signal Is smaller than the constant Frequency Multiplication by a Large'Factor 77565 Using a Reflex Klystron SOV/108-15-2-1:0/12 voltages on the kly5tron electrodLS., expressl=3 are- derived which define: (1) the power of the output signal of frequenGy fout = nf In' where fin Is frequency of the Input signal; (2) tile band width f in which a stable multiplIcatlon Is obtained. f depends on the cathode current, tile reflector voltage, and on the Pactor n. Tile block dia~:ram of an experimental Installation for frequency multiplica- tion.is shown on Fig. 1. 4 3 6 Card 2/5 Fig. I. Frbquency Multiplication ~y a Large Factor 77565 Using a Reflex Klystron 6OV/108-15-.2-10/12 Here the Input signal from the generator (1) J43 supplied through the measuring line (2), the attenuator (3), and through a coaxial line to the reflector of klystron (4). Tile laystron output signal passes through theattenuators (5) and (7) to the spectrum analyzer (6) and power measurer (8), respectively. The klystron operates as a r~e;enerator, 'The klystron renonator is tuned to the n-th harmonic of the input signal. In the above Installation, a standard 3-cm-wave klystron was used and frequencies fout = n-fin ~ 9,000 to. 10,000 Me were obtained. The relationship bet~jee~j the output power and the multiplication factor ;% ~s shown on Fig. 2, where the power for n Ap as3umed to be equal one. Card 3/5 Frequency MultIplication by a larger Factor 77565 Using a Reflex Klystron SOV/108-15-2-.10/12 q4 Card 4/5 Fig. 2 7797~~ Frequency Multiplication by a Irarger Factor 77565 Using a Reflex Klystron SOV/108-15-2-10/12 Here the curve (1) is obtained experimentally; the curve (2) is plotted according to the theory. For the considered 3 cm wave, Af was 3 to 21) Me, the experimental and theoretical results showing a good coincidence. At n = 30, an output power of the order of 500 to 1,000 microwatts may be obtained. The author arrives at the conclusion that the suggested multiplication method is ex- tremely simple and reliable. The power of the output oscillation is relatively high, There are 4 figuresl and 4 Soviet references. SUBMITTEDi juiy 16, 1958 Card 5/5 21441 S/109/61/oo6/001/020/023 e1 -2- 2- 0 E140/E163 AUTHORS: Bazarov, Ye.N., and Zhabotinskiy, M.Ye. TITLE; Fluctuations in a reflex-klystron oscillator caused by electron velocity scatter, shot and thermal effects PERIODICAL: Radiotekhnika i elektronika, Vol.6, No.1, 1961, pp. 166-i6g TEXT: Using symbolic equations and correlation theory the fluctuations in a reflex-klystron oscillator caused by the scatter of electron velocities in the beam, the shot and thermal effects are analyzed. Expressions are obtained for the mean- square amplitude and phase fluctuations and their spectra. It is shown that under certain conditions the electron velocity scatter can have a substantial influence on the fluctuation. There are 4 Soviet references. SUBMITTED: June 15, 196o Card 1/1 a443 s/io9/6i/oo6/ool/O22/O23 E140/E163 AUTHORS: Grigortyants, V.V., and.Zhabotinskiyl__M TITLE: Ammonia molecular generator operating without liquid nitrogen PERIODICAL: Radiotekhnika i elektronika, Vol.6, No.1, 1961, PP. 175-IL77 TEXT: This note discusses the pumping requirements of an ammonia molecular oscillator operating without a liquid nitrogen trap, developed by the present authors and G.A. Vasneva (Refs. 1, 2). Signal to noise ratios in the order of 10 - 20 are found for various forms of trapless oscillators, as against 215 40 when liquid nitrogen trapa are used. Acknowledgements are'expressed to I.N. Orayevskiy and G.P. Barykin for their participation in the experiments; G.A. Semenov is mentioned.. There are 2 figures 1 table and 2 Soviet references. SUBMITTED: July 12: 196o card 1/1 84 S/109/61/006/002Y'016/023. E140/E435 and Zhabotinskiv. M.Ye. THO ~rigor yants olecular' T TLE f Frequency Standard With Subtraction.of 'Reference,.Oscillator Error Radi'otekhnika'~ iIelektronika PERIODICAL: .1961, voi.6, No.1, :A PP-321-328 TEXT-- The%article~lconcerns a'system for using the molecular* to stabilize reference oscillator frequency and phase without th -of e use a feedback loop. The simplified schematic of'the system is given in Fig.1, where I is the molecular o cillator, 2 Js a frequency multiplier xn,. is the crystal reference oscillator, 4 is a frequency dlvider~-- n. The article concerns a practical realization of the aystim.~ using two klystrons and a 'quartz-crystal reference oscillator, giving output at centimeter, decimeter and motor wavelangth. Circuits are described which are' claimed to measure tho phase fluctuations of the resulting signal without the need of an external standard. No numerical data are given in the article -ion ,insofar as concerns t,he:operating frequencies, multiplicat Card 1/2 I imam ZlIA130TIIISKIY M.Ye; RADUNSKAYA, I.L. The time by which we live. Friroda 50 no-4:9-16 Ap I(q, (MA 14 (Time) 777 T I VIM-& Mill ZHABOTINSKIY-,-~-YefremovUhr-doktor tokbn. nauk; RADUNSKAYA, -XRia'Lfvovna; FAYNBOM4, I.B.p red.; RAKITIN, I.T.p tokhn. red, (Time by.which we live) Vremia, po kotoromu nq zhivem, Moskva, Izd-vo "Znanie," 1962, 46 p. (Novoo v znizni, neake, takh-nike. IX Seriia; Fizika i khimlia, no,ll*) WIM 15:7) (Time measurements) II I I I No W., I MISM-11 0,1111- KAP I o.61l45-154 162. 16: 1) w MR-DRAROMMA.M.W rjAdfwjA-r 32 '6/109/62/007/0,05/1013/021 D201/D308 YO AUTHORS: Atsarking V.A. Zhabotinskiy, M.Xep and Frantsesson, A.V. TITLE: Achieving the limit sensitivity of a radio-spectros- cope for the observation of electron paramagnetic re- sonance PERIODICAL: Radiotekhnika i elektronikap ve 7, no* 5, 1962, 866 - 873 TEXT: The authors consider the three basic noise sources uhich li- mit the sensitivity of a paramagnetic radio-spectroscope; the SHP receiver noise, the relative frequency instability of the signal generator and of the cavity resonator and amplitude and frequency .instability noise of the local oscillator (where applicable), After, comparing various radio-spectroscope systems it is concluded that maximum sensitivity is obtained in a superheterodyne system with double magnetic field modulation and APC from the cavity resonator, in which system the effect of both klystron and resonator instabili- ty on sensitivity may be neglected, Relevant circuits of an actual Card 1/2 S/109/62/007/005/013/021 Achieving the limit sensitivity D201/D308 superheterodyne radio-spectroscope are given, the instrument opera-,. tes at-29P5.mc/s and has a deep 50 c/s modulation of the magnetic field. Its calculated sensitivity, with the receiver noise only, should be 6 x 10- g/mOl DPG,(Abstractor's note: Diphenyl guanidi- ne?] with the Q of the resonator equal to jo4 and the indicating in- strument passband of 2 cls. The experimentally measured sensitivity* was actually found to be 2 x 10-12 g-mol DPG, which is considered 1w be in good agreement, if the inaccuracy of such factors as the rim. s. value of noise is taken into account. The experimentally found Pensitivity of the instrument when observing t8e paramagnetic reso- nance signal on a CRO was found to be 2 x 10-1 g-mol DPG with the receiver pass-band of 12.5 kels. There are 4 figures. SUBMITTED: June 17, 19 61 Card _2/2. 33790 S/108/'62/017/00-2/005/010 D201/11305 79 ~M AUTHORS: Zhabotinskiyp X.Ye., and Sverdlovj Yu.L., Members of the 3ociety keed-Association) TITLE: Design of a multi-stage frequency multiplier PERIODICAL: Radiotekhnika, v. 17, no. 2, 1962, 31 - 41 TBXT: The authors consider a novel frequency multiplier circuit, based:on the results of the previously.published work of Sverdlov (Ref. 1: Hadiotekhnika i elektronikat v. 4, no. 7, 1958); (Ref. 2: Ibid.t v. 4$ no. 6, 1959). Thebasic frequency multiplying network. consists of two stages: A multiplier stage having in its anode a circuit with one and a half degree of freedom (Ref,, 1: Op.cit.) and a buffer class C stage with a single tuned circuit in the axiode, When 11-osoillations having frequiency f are applied to this network, these oscillations are in practice transformed.into oscillations having a frequency nf. The high degree of filtering is achieved not due to the use of narrow band filterst but owing to the utilization of certain specific non linear effects, best illustrated when con- Card 1/A-[ 33790 S/108/62/017/002/005/010 Design of a multi-stage frequency D201/D305 sidering Fig. lo The anode current pulses il(t) in the multiplier stage. excite the circuit with 1 Y2 degrees of freedom, tuned to frequency nf. The specific transient response of this circuit makes it possible to obtain at the buffer stage a sequence of current pul- seep modulated in a well-determined manner in width and in amplitu- de., It was shown (Ref. 2: Op.cit.) that when a sequence of pulses 'with this-type of modulation&exciteb a single tuned circuitv the amplitude-phase modulating resulting from the induced transient is contained'only in the negative half waves. Since the positive hal- ves of this response contain practically no modulation, 'the current pulsee.applied to the next stage after being limited from the bot- ~tom d6 not contain any modulation either. The physical explanation of the above-effect is that.when a resonant circuit with 1 V2 de- grees of freedom is pulse excited, owing to dying oscillations an exponential transient response-occurs which adds to the attenuated oscillations and equalize the maxima of positive halves of -the wave. Three practical circuits having 1 Y2 degrees of freedom, called by the authors "correction" circuits are given in Fig. 4., their ope- Card 2/~~ 33790 S/108/62/017/002/005/010 Design of a multi-stage frequency D201/ID305 rations discussed and design parameters given. Such circuite have been proposed by Yu.L. Sverdlov (Author's certificate No* 124007 of September,3, 1957) but so far have not found many applications. The formulas derived were used for design and construction of a three stage Nj = 5 x 5 x 4 = 100 and of a six stage N2 = 5 x 5 x 4 x 3 x 2 x 88 = 52800 multiplier. In the last amplifier n,r-=~88 sta- ge was designed around a germanium detector using standard multipli- cation techniques. The experiment showed good agreement with the theory. The side band components in the output wave spectrum were 1 x 10-5 of the fundamental amplitude (calculated value 0.77 x 10-5) for the three-stage multiplier and were 50 db down (theoretical va- lue -48 db) in the 6-stage multiplier...When the 3 stage multiplier was designed around the normal resonant circuit stagesq the side band spectrum components were 10-1 of the fundamentalp The noise meter ATT-12-M(H-12-M) which in fact is nothing elseg but a cali- brated wave analyzer was used for tuning the separate cets and the multiplier as a whole. Since all stages are tuned to different fre- quency, the stability is determined by the stability of each stage separately. The most critical is, of course, the last stage, tuned Card 3/$~ 33790 S/108/62/017/002/005/010 Design of a multi-stage frequency D201/D305 to the highest frequency it is stable up to 100 - 150 Ws with tubes having C V 2 x 10-2 nF and gm. Sj: 5 mA/V. In the appendix the ag authors give a table of practical design formulas for the k-th sta- ge of a multi-stage frequency multiplier using the same typ"e of tu- bes throughout. There are 2 tablesq 7 figures and 6 Soviet-bloc re- ferences. ASSOCIATION: Nauchno-tekhnicheskoye obshchestvo radiotekhniki i elektroavyazi im. AoS. 11opova (Scientific and Technical Society of Radio Engineering and Electrical Communica- tions imeni A.S. Popova ) [Abstractor's note: Name of Association taken from first page of journal] SUBMITTED; October 289 1960 (initially) October,25P 1961 (after revision) Card 41Y4 ACCESSION NR.- AP400998Z S10169/64/009/001/0114101:17 A~U*THOR: ZhabotinskLy,. Me Ye. Frantsesson, Ve TITLE: Paramagnetic unplifier' for, planet radar SOURCE: Radiotekhnika i elektronika# ve 9, no. It 1964, 114-117 i TOPIC TAGS:. paramagnetic amplifier, radar, planet radar, 700 mc paramagnetic amplifier I Venue radar investigation, Mercury radar investigation. radiotelegraphy via Venus AB'STRACT; A 700--me paramagnetic resonator-type amplifier was developed and built for radar probing of the planets. A ruby with a 0. 0 17fe Cr concentration, id used as a paramagnetic substance; the magnetic figure of merit is found to be pr6portional to the temperature within 1. 7 -4. ZK. A constant magnetic field of about 140 oerst is oriented ai right angles to.the crystal axis. The two-frequency resonator is represented by a quarter-wave strip line. Cooled to liquid helium teffiperature, the resonator is tuned to about 11. 0 kmc. An AFC systern tunes the pumping klystron to the resonator with a stabilization coefficient of over' Card. 1/Z ACCESSION XR: AP4009982 10, 000. At pumping frequency$' the resonator to 0-factor is over 5 x 10 at 10 nwo The resonator is immersed In liquid helium and a 40-gram permanent tragnet is attached to it. It is claimed that the above paramagnetic amplifier 11-mas successfully used in radar contact of Mercury in June. 1962. and of 'Vemas in the October 162 -January 163 period. In November, 1962, the amplifier helped to establish a radio telegraph communication via Vanua. 11 "'The authorm with to thank I. A. Kuz'min for his help in developing and building various parto of the amplifier, and also M. M. Dedlovskiy for his participation in operating the amplifier." Orig. art. has: 3 figures. ASSOCIATION: none SUBMITTED: 16Jul63 SUB CODE: RA, AS Card 2/z DATE ACQ: l0Feb64 NO REF SOV: 004 A ZHABOrINSKIY, M.Ye.; SVERDLOV, YU.1. e All-union "radio day". Radiot khnika 19 no-50-4 My 164. Phase instability of multistage frequency multipliers. Ibid,.t5-16 (MIRA 3!Ft6) 1. Doystvitollnyye chleny Nauchro-tekhnicheskogo obshchestva radiotekhniki i elektrosvyazi !merii Popova. ,ACCESSIONNR: AP4038597 S/0108164/019/005/0005/00*%6 AUTHOR: Zhabotinskiy, M. Ye. (Active member); Sverdlov, Yu. L. (Act,,"ive member) TITLE: Phase instability of multistage frequency multipliers SOURCE: Radiotekhnika, v. 19, no. 5, 1964, 5-16 :TOPIC TAGS: frequency multiplication, frequency multiplier, multistage frequency multiplier, frequency multiplier phase instability ABSTRACT: The intrinsic phase instability of a multistage frequency multiplieri 1. e. ,.the instability of a real multiplier placed under ideal external conditions (including excitation by an absolutely stable oscillator), is regarded as a measure of multiplier phase instability. Its maximum is described by: Card iACCESSION NR: AP4038597 ;The general problem is thereby reduced to a particular problem of determining Ahe dispersion of phase of k-th stagc~FIP2. 'A quasi -statistical method is used for determining Evaluation of phase instability by the conventional two -channelI experimental method is, in fact, a determination of the intrinsic phase instability "In conclusion, the authors wish to sincerely thank Corresponding Member of AN SSSR Yu. B. Kobzarev and Doctor of Physico -Mathe matical Scie n ce s Ya. L. Khurgin for their repeated participation in discussions of this problem. " Orig. art. has: 6 figurer, and 35 formulas. 'ASSOCIATION: Nauchno-'telchnichoskoya obshchostvo radio t e 11,luiiki i clektrosvyazi! (Scientific and Technical'Society of Radio Engineering and Electrocommunication) SUBMITTED: 30Dec63 DATE ACQ: 09Jun64 ENCL: 00 SUB CODE: EC NO REF SOV., 009 OTHER: 003 Card Z/Z ZRABOTINSEY , 1..!ar k Yofromovich; SVERDLOV, Yuriy Llvavlch; [Principles of the theory and technique of frequency multiplication] Oanovy teorii i tekhniki umnozhaniia chastoty. 14oskva, Sovetskoo radio, 1964. 326 p. (MIRA 1E.:3) JIL m TIF.IVPJt)- 13P(c). AT/JD~ JrJ ACC NRt k~6~2705 SOURCE CODE: UP/0056/65-[O-Vgrol%T]bW/11594.~ AUTHOR - ~~kfn#'V# V.: Mert, G Ve 41fa~~InsgZj_H- YE.; Rudattakly, YU. P, ;TS ORO: Institute Rf q#;~)!4c3p..Aca4.q f SOIGM stitut radiotekhnftl I elektroniki AWemli nauk SSSR) TITLE: TTansf6r of excitation from the crys.tal lattice.to rare earth tore S06RCE: Zhurnal eksperimen.tallnoy I teareticheakoy flAkip ve 49j no* 6$ 105j, 1689-1694 polyc~ysyalp ion# TOPIC TAGS; cesium compound, uranium compoundp rare earth elementp excitation 19pec- trum, activated Watalp lumine.scen .ce spectr~mj, absorption band,, crystal lettice energy ABSTRACT: The authorS, cave experimen'tally-confirmed the possibility of effAcient transfer of excitation energX from the crystal lattice to activator ionsp ard present the results 9,f a study or such a transfer from urazWl_qe9ivmLAStrachlorIde 3Attice to a rare-eartlVkon. Polycrystalline uranyl cesium tetrachloridd-(was used., activated by rare earths--(other than Ce and Gd) with concentration 0.1--0.5 mol.% The 11MLinescence spectra and excitation spectra were recorded and the 11fetimes measured. Me luminea- cence was excited both directly In the excitation bands of the ions theinsel,res and through excitation of the lattice. The luminescEW, produced by Pr, Rd, Eu;, Ho, Er, and TIm vas quite strong$ that of Sm veakier-, -RM-n-a-luminescence or Th and Dy was ob' served. Luminescence of Yb vas observed only in the ir region an pumpJjzg ia the ion absorption band. It, is deduced from the excitation spectra that an efficient energy transfer exists between the lattice and the activator ions. Luminesceni:e excited Card LETOKHOV, V.S~; -VATSURA, V.V.; PUKHLIK, Yu.A.,- FEDCTOV, D.I.; KOSOZHII%'HIN, __.,,Jjja DASHEVSKAYA, Ye.I.; KOZLOV, A.N.; A.S.; L)~AqOT Al RUVINSKIY, L.G.; VASIN, V.A.; YURGENEV, L.S.; NOVOMIROVA, PETROVA, G.N.; SIICHEDROVITSKIY, S.S.; BELYAYEVA, A.A.; BRYKEU, L.I.; GLEBOV, V.M.; DRONOV, Mj.; KONOVALOV, M.D.; TARAPIN,'7.N.; 14IKHAYLOVSKIY., S.S.; ZHEGALIN,'V.G.; ZHABIN, A.I..; GRIBOV, V.S.;, MALIKOV, A.P.; CHERNOV, V.N.; RATNOVSKIY, V.Ya.; VOROBIYEVA, L.M.; MILOVANOVA, m.m.; zARipov, m.F.; KULIKOVSKIY, L.F.; GONCHARSKIY, L.A.; TYAN KHAK SU Invent,ions.. Avtom. i prib. no,1;78-80 Ja-Mr 165. (MlRA 18,,8) ACC NRI WP7oo26 )56/oo 2 uwl5~T6-T76-12/oo-1W( AUTHOR: Zhabot;in9kiV9 Mo Ye*;.Frantsesson iA. V. ORO: none 'TITLE: Reflex type multi rea onator quantum paramagnetic amplifiers with active ma erial, in all,resonatore SOURCE: Radiot~ekhnika i elektronikap V. 120 no. 1, 19670 56-62 TOPIC TAGS: paramagnetic amplifier, amplifier design, ABSTRACT: The ~poaaibility of increasing of the bandwidth of reflex- .type quantum paramagnetic amplifiers by means of multi-resone.tor p systems with We active material in all resonators is considered. By approximately uniform negative losses and applying contour integration ,the bandwidth ~f such systems was evaluated. The.three-resontitor quantum parama4netic amplifier va~ analytically investigated; it was theoretically d experimcntally shown that'a. three-resohater quantum p,~Lramagnetic avifier with an amplification factor of 20di) operating. in the decimetew wave range (21 am) provides greater bandwidth than a traveling-vave uantum paramagnetic amplifier* Orig. art, bass 7 figures and 9 rmulass SUB CODEt 09 SUBM DATEs o6Aug65/ ORIG REIN 002/ OTH REFt oo6 Card 1 UDC; 621,375,029.6h, i ACC NR-. AP7002663 SOURCE CODE: UR/0109/67/012101)1/0063/0066, ALMHOR: Zhabotinskiy, M. Ye.: Frantsesson, A. V. ORG: none TITLE: Quantum parametric amplifier with three resonators for 21-cm waves SOURCE: Radiotelchnika i 61ektronika, v. 12, no. 1, 1967, 63-66 TOPIC TAGS: parametric amplifier, resonant amplifier ABSTRACT: A parametric amplifier with three resonators has been designed which hasv. an 18-Mc passband at 20-db gain. The miniature resonator system is formed by three parallel I-r-n-wide foil strips 1/4, X long and 1.5 mm apart. In both sides of the set of strips are placed two 2 x 9 x 15-mm ruby plates. The strips and ruby plates are mounted along the wide side of the rectangular (4 x 17 mm) waveguide section. One end of each strip '-~s.soldered to the waveguide wall; the other end passes through the wall to be used for resonator adjustment and connection io the coaxial cable. permanent m A agnet provides a 2000-oa magnatie field. The amplifiar operates at 4iU4helium-consumption is 1.3 t per 24 hr. The amplifier e- 1 was installed and test d In the modu ated i~~d:Lometer systez of the Card 1/2 UDC: 621.375-0129.63 _1~ 5/076/60/034/04A'/042 BO1O/BOO9 LUTHORS: Brezhnevap K,,:Ts.0 Dobyohin$ D. P., Zhsb~r~ova TITLE: S. Z. Roginskiy (on the Occasion of His 60th Birthday) PERIODICAL: Zhurnal fizichookoy khimii;A960v Vol. 34v No. 4t pp. 939-- 940 TEXT: On March 25v 1960 the excellent scholar Simon Zalmanovil3h Roginakib Cor- responding Member of the AS USSRg who has done outstan ing researoh work in the field of catalysist completed 'his 60th year of life# Roginskiy graduated from the Dne ropetrovskiy politekhniohookiy institut (Dnepropetrovok Polytechnic In- stitnM in, 1922 and took up research work in the'field of hef;erogeneous cata- lysis in the laboratories of the well-known physicochemistag AcaAemician D. P. Konovalov and L. Vo Pissrzhevskig. In 1926 Roginakiy collaborated with A. I Shallnikot at the Fiziko-tekhnic'aeskiy institut (Physlootsohnioel Institute; directed by A. F. Ioffe in the Ipreparation of metal sole by.condeneation. In 1929 he was appointed permanent collaborator of the Institut khimiche,skoy fiziki (Inatitute of Chemical Physics) by Ioffe and N. N. Semenov. In 1932 Roginskiy .there became head of the laboratoriya kataliza i topokhiaii (LOoratory for* Patalysis and Topochemistry), which was incorporated into the Kolloido- Card 113 S. Z.~Roginekiy (on the Occasion of His 60th Birthday) S/076/60/034/04/41/042 B01 0/13009 elektrokhimicheakiy institut~(Colloid Electrochemical Institute) (now the Institut fizicheskoy khimii 0 SSSR (Institute of Physical Chemistry AS USSR)) in 1941 0 During his scientific activities So Zo Roginskiy published more thail 300 papers* From 1937 to 1939 Roginskiyo Do P. Dobyching and T. F. Teelinskaya ilid research in the field of the theory of supersaturation. Problems of the reaction course on catalyst surfacesp which Roginskiy had studied in collaboration with O.M. Todesq were published in the monograph "Adaorbtaiya i kataliz na neodnoro&aykh poverkh- nostyakh" ("Adsorption and Catalysis on Heterogeneous Surfaces") (1948)- For his work in the field of efficiency and improvement of military materia:1 during the Second World War Roginskiy and S. Yu. Yelovich, G. No Zhabrovaq L. Ya. margoliag and B. M. Kadenatsi received awards of the Harkom Oborony (People's commissar for Defense) and the Prezidium Akademii nauk SSSR (Presidium of the Academy of Sciences USSR)- In 1946 So Z. Roginskiy began to deal with the catalytic oxida- tion of gaseous substances. He eollaborated with So Tu. Teloviohq G,Xo Zhabrovaq and.L. Ta. Margolis and came to formulate the "electron chemical concept of catalysis". In 1954 Roginekiy made some obeervationsg with A. A., Balanding 0. K. Boreskov, No N. Chirkovp and others, on the choice Of CatIL1,YS,td. For several yearn S. Z. Roginskiy systematically investigated catalytic properties of inor- ganio semiconductors.in collaboration with 0. Vo Kz-,flovg Ye. A. Folinap and Card 2/3 S. Z. RoginsIkiy (On the Occasion of His 60th Birthday) S/076/60/03,4/04/41/042 BOIO/BOO9 V. M. Frolov. In 1935 Roginskiy and N. Yo. Brezhneva had for the first time in the USSR used radioisotopes forIthe investigation of chemical reactions. He also developed several taotope methods (in collaboration with N. P. Keyer and X. I. Yanovskiy, respectively)- In 1956 a. Z. Roginskiy published the book "Teoretiche- skiye onnovy izotopnykh metodov izueheniya khimicheakikh reaktaiy" ("Theoretical Fundamentals of the Isotope Methods for the Study of Chemical Reaotions"). To- gether with A. B. Shekhter Roginskiy,lnvestigated chemical reactions in the eleatria-discharge. He collaborated'~I:th 1. 1. Tretlyakov in inveatigating by electron microspopy the surfaces of metals and disperse bodies. Roginskiy also devoted himself to the training of the scientific staff at the Nookovskiy institut khimicheskogo mashinostroyeniya (Mosoow Institute for the Constructio-A of Chemic- al Machinery). He is an editoi of "Problemy kinetiki i kataliza" ("Problems of Kinetics and Catalysis") of which.,10 volumes have appeared so far. Fo~?' his' achievements he was twice awarded the Stalin Prize as well as the Order bf Red Worker's Banner and several medals. There is I figure. . ........... ... 68993 )a 0 AUTHORS: VladimirovaR V. 1.9 Yenikexev, E* Khop 0/020/60/131/02/037/071 Zhabrova, G. M-0 Margoliep L, Ya. B004/BOO7 TITLE: oil The Relationship Between Electric Conduotivityland the Work Function0of Modified Zinc Oxide PERIODICAL: Doklady Akademii nauk SSSRp 196o, Vol 131, Nr 2, Pp 342 - 345 (USSR) ABSTRACT: In many~oasesq the experimental data on the electric conductivity of semiconductors contradict the conceptions of the position of the Fermi level. The present paper is intended to characterize the position of the Fermi level by the amount of the work func- tion of the electron. For this purpose,, the activation energy 9 of electrio-oonductivity and the change in the wo:.,k function T of an electron after introduction of the admixtures Lip Nag Thp .and ZnSO 4 into Zno are measured. For the purpose of introducing Na and Lip the ZnO was saturated with the oxalates of these metals and heated up to 450 - 5000. Thorium, was preoipitated from thorium hydrate onto the surface of ZnO9 ZnSo was adsorbed as a basic 4 salt from a solution of this salt. Also with Th and ZnSO 9 the 4 Card 1/3 sample was heated to 4500. The ZnO with the admixtures was 68993 The Relationship Between Electric Conductivity and the S/020160/131/02/037/071 Work Function of Modified Zino Oxide B004JB007 subjected to X-ray-. and electron diffraction studies. Table I shows the measurements of activation energy and the change in the work function as a result of admixtures. The activation energy of pure ZnO was very low (0*08 ev). The admixtures led to an in- crease of the activation energy as well as to a decrease of eleo- trio conductivity. The electric resistance of the samples at 3500 decreased in the following order: ZnO+Li2O >ZnG+Na P ZnG+ZnSO 4> > ZnO+ThD2> ZnO. From measurement of el,ectric conduotivity alone the conclusion might have been drawn that all admixtures used are acceptors'and reduce the Fermi level to the level of the valence band. Measurement of the work functiong on the other hands, shows that Li and Na decrease the work function, and that ZnSO 4 and Th02 increase it. The X-ray measurement carried out by N. A. Shishakov et al, and M. Ya. Kushnerev revealed no changes, in the lattice constant of the modified zinc oxidev so that no conclusions could be drawn as to the formation of solid solutions. The different influence exerted by admixtures was explained by Card 2/3 their different distribution on the surface and in the interior The Relationship Between Electric Conductivity and the S/020/60~131/02/037/071 Work Function of Modified Zinc Oxide B0041BOO7 ofthe sample. ZnO was saturated with Na and Lip whereas ZnSO 4 and ThO2 were precipitated only on the surface. Meas urettent of the change in electrieconductivity alone is therefore riot suf- ficient in order to carry out a unique determination of the po- sition of the Fermi level on the surface of modified catalysts. For the purpose of recognizing the true relationship between catalytic activity and electric conductivity, it is necessary to investigate admixture distribution on the surface and in.the in- terior of the semiconductor. There are 1 table and 13 reterenoes, 7 of which are Soviet. ASSOCIATION: Institut fizicheskoy khimii Akademii nauk,SSSR (Institute of Physical Chemistry of the Academy of Sciences$ USSR) ~PRESENTED: November 4. 19599 by M. M. Dubinint Academician SUBMITTED: October 30p 1959 Card 3/3 S/02O/6O/133/0C4/O4O/040XX 13004/13067 AUTHORSi Roginskiy, S. Z., Corresponding Member of the AS USSR, Yanovskiy, M. I., Lu Pay-chzhan, Gaziyev, G. A., Zhabrova, Kadenatsi, B. M., and Brazhnikov, V. V. TITLE: Rapid Chromatographic Method of Measuring the Adsorption Isotherms of Gases and Vapors PERIODICAL: Doklady Akademii nauk SSSR, 1960, Vol. 133, No. 4, PP- 873-881 TEXT; Since in heterogeneous catalysis the dimensions of the specific surface are of great importance, the authors attempted to develop a rapid method of determining the specific surface. Their studies were based on~a paper by J. N. Wilson (Ref, 1) where the relation between the ch-romato- graphic curve and the form of the isotherm is theoretically studied. The results were compared with those of the ordinary vacuum techniqua. Fig. I shows the scheme of the experimental a~&aratus. The gas analyzer was an ionization detector on the basis of Pm 7 (Ref. 5). The adsorption of heptane was measured. Nitrogen and sometimes argon were used as carriersi Card 1 Rapid Chromatographic Method of Measuring the S/02 601133100410,10104OXX Adsorption Isotherms of Gases and Vapors B004YBo67 The height of the steps recorded corresponds to the initial concentration 00 of the adsorbate. The desorption curves recorded on blowing the pure carrier gas through the column permit the calculation of the isothermal line of adsorption. In a variation of this method, the column is not saturated, but the sample is periodically injected into the column through which the carrier gas flows. The experiment then lasts only 10-15 min. On the assumption of an immediately established equilibrium and the absence of longitudinal diffusion,the adsorption was calculated from the following- equations: -f(C) - UlkSi/ug (2), where f(C) is the amount of the substance adsorbed by 1 g of adsorbent (Mmole/g) in which C is the eluilibrf.um. concentration; k is the constant of the detector (mmole/cm .0m); it is the speed of the recorder tape; g is thG weight of the adsorbent (g); and Si is the area below the desorption curve, The following adsorbents were used: refractory diatomite bricks, silica gel of the type E (Ye), nickel- hydroxide gel, nickel catalyst, MgO produced from Mg(NO 3)21 Zn0+14.5 ZnSO 41 and carbon black. The values for MgO, silica gel Ye, nickel hydro;cide, and diatomite were in good agreement with those obtained by the vacuun technique. For adsorbents with a large number of very narrow poren (active Card 2 Rapid Chromatographic Method.of'Yleasuring.the. S 5/020/60/133/004/040/04OXX Adsorption; Isotherms of Gasos and Vapor3 B004/BO67 coal)_.the,resultc;were unsatisfac'tory. The- range of application of the -chromatographic methdd must. be further studibd. The authors.thank I. Ye. Neymark and M.-A.'Piontrovskiy for preparing the coarse-pored- silica..,gel Ye and-nickel-hydroxide 'samples. There are 4 figures, 1-tdble,- and 5.re*feren.ces:.2 Sovieti 1.US, I British, 1 Dutch, and 1 HungArian. ASSOCIATION- Institut fizicheskoy khimii Akadomii nauk.SSSR (Institute -of Physicial Chemistry of the Academy of Sciences USSR SUBMUTED: January 2,8, '19.60 Fig Legend o i 1-.'l- cy;inder with carripr:gas; 3: bubbler with adsorbate; 3: chromatbgra-phic column; 4: g~as analyzer; 5: recording potentiometer;, -reg -15: rheometer,3. 6 10:'. fine ulating, valves;.' .11:' four tay cock;.12 ~Card 3 A~ -6 S/020/rjO/133/006-/031/031XX B004/BO67 AUTHORS; ,Z ha Vladimiroval V. I., and Vinogradove.j 0. M. A TITLE: Mechanism of the Effect of Modifying Additions on the Selectivity of Zinc Oxide With Respect to the Dehydrogenation and Dehydration of Isopropyl Alcohol PERIODICAL: Doklady Akademii nauk SSSRj 1960, Vol. 133, No. 6, pp. 1375-1376 TEXT: In Refs. 1-5 the authors had found that the sorption of micro- impurities strongly influences the selectivity and catalytic activity of ZnO during the dehydrogenation and dehydration of isopropyl alcohol. Therefore, they attempted to explain this effect by comparing the data of reaction kinetics, chemosorption, and electron characteristics in ZnO containing certain admixtures. ZnO was modified with Na20 and Li2-0 by soaking the oxide with alkali oxalates, and by heating to 450- 500OC- Modifying with Zn S04 was done by soaking ZnO with sulfate solution. The specific surface was determined by adsorption of n-heptane by a Card 1/-5 Mechanism of the Effect of Modifying S/020/60/133/006/031/031XX Additions on the Selectivity of Zinc Oxide B004/Bo67 With Respect to the Dehydrogenation and Dehydration of Isopropyl Alcohol chromatographic method developed at the catalysis laborat cry of the authors' association, as well as by adsorption of krypton according to Brunauer, Emmet, and Teller. The results obtained by both methods were in good agreement. The effect of the admixtures on the dehydrogenation of isopropyl alcohol is shown in Pig. 1. During dehydrationp the admixtures showed the contrary effect: Na20 suppressed, and ZnSO increased# the rate of this reaction. The following values were obtained Lr the desorption of acetone from the surface of ZnO: pure ZnO: 32 kcal/mole; ZnO with 14-5% ZnS04: 41 kcal/mole, ZnO with 6.2% Na20: 10 kcal/mole. Fig. 3 shows the work function & I as depending on the content of admixtures. By simultaneously measuring the work function and the electrical conductivity in the presence of vapors of isopropyl alcohol, acetone, water, hydrogen, or propylene at 10 mm Hg and 1000C the following was foundt Sorption of isopropyl alcohol and acetone lowers the work function; other vapors had no effect. Hence, a donor-acceptor process is assumed for the dehydrogenation of isopropyl alcoholp which proceeds in the following Card 2/5 ' - llisft, of 031XX 82 t he' E~f ect of Modlfying S O/66/i33/O06/03l/ the Selectivity of Zinc Oxide' B004/B067 eict. p e n ,:to.th Dehydroge ation and - of Isop;opyl'.4001161 - (C~1 + I (CH 0' + IiOH'- CHOH (CH 0 (1). C C 2 ) , 2 :3 .2:, 3 2 3 (I')' (CH )2 3 + (CH Tii).: The s1 ow stade M limits'the rate CO + e 3)2CO t 'r'64etion.. Dehydratio'n' -a.s an'~ ;~cid-type' process :ihowever; As regarded t 6 r i z e d : by ton e Uween-the catalyst and the reacting p o xchan'ge bdt tmolecl,4e. T. I..Vilesov A. 11. . Terenin t ~D. -:Kh. -Yenikcydv, L. Ya. '.argolis, - ''-arid,,: S'.'.:: Z. Ro ginskiy are.'-ment"oned. There Are 3 figures, 1 table, and 15 ';r:e~6r e*nces.:. 1.2 -Soviet,.~ US,, :1~ Britishl and I G6rman. ;'ASS.O&IATION: I.nstitut:~ f izich Ieskoy khiinii'likademii nauk SSSR (Institute, of'Phybical Chemistry of the Academy of Sciences USSR) March 21, 1960, by let. M. Dubinin, Academician S1JBMV VT1,3D I.Marc h 8, 196o. _:C '5 ard s/195/61/002/005/004/027 E040/E485 AUTHORS; Zhabrova G Shibanoval M.D. TITLEs Investigation of oxide catalysts during 'their preparation and thermal treatment by the emanation method' PERIODICAL: Kinet1ka i kataliz, v.2, no.5, 1961, 668-673 TEXT: Further progress of studies concerning catalyticall-y-active solid materials requires the use of very sensitive experimental techniques for the study of surface properties, crystal lattice defects, changes in the.mobility of the atoms or ions constituting such crystals, etc. The emanation method developed by L.S.Kolovrat-Chervinskiy (Ref.l: Tr,, radiyevoy eksped. Rosis. Akad. nauk, no.9-10, 1918) and subsequently improved by other workers offers great possibilities in detecting hidden pha-36 and chemical transformations in solid phases, changes in specific surface, establishing the conditions of crystAl lattice, etc. The method was used previously by the present authors and S.Z.Roginskiy in studying the topochemical processes of the decomposition of magnesium and zinc hydroxideszand the Card 1/4 S/195/61/002/005/004/027 Investigation of oxide catalysts ... E040/E485 relationship was established between the emanation coeffi,~ient and the conditions under which the.processes were allowed'to -roceed'. P The same experimental technique was used in examining the. preparation of the oxides of the following metals, all of which are widely used as industrial catalysts: nickel, magne.-Aum, aluminium, zirconium and thorium. The method consists essentially in introducing into the test materials of a radioisotope of radium or. thorium, emitting during its decay an inert radloactive gast radon, thoron or actinon. The degree of emanation observed for the test material is then correlated with the required physical proport Full details are given of the method used for introducing T112290 into the test oxides. Preliminary studies showed that the method of catalyst preparation can influence both its-specific surface and emanation coefficient: AI(OH)3 precipitated with ammonia and NaOH was found to havel respectively'. specific surfaces of 34 and 300 m2/g and thoron emanation coefficlents of 22 and 98%. Variation of the emanation capacity of the hydroxides of Zn, Ni, Al, Mg, Zr and Th was examined*during their dehydration in the temperature range of 100 to 1000*C. The test results in the formof Card' 2/ 4 S/195/6i/002/005/004/027 Investigation of oxide catalysts Eo40/E485 curves representing the variation of emanating capacity ti-ith temperature were compared'with thermographIc curves prepared for the same specimens. , The maximum of emanation capacity was found to correspond for all the test oxides to the temperature of initial endothermic dehydraition. An examination of the dependence of the emanation coefficient of various oxide catalysts on their specific surface showed that, at room temperature, it is linear in character. An attempt is made to formulate the mechanism of thoron emanation from the -various oxides. The emanation mothod was used In evaluating the stability of the crystal lattice of some of the catalytic oxid4s-(ZnO) at temperatures up to 1200-')C in the presence of a small addition of other oxides of metals of ,different valency (lithium oxide in the concentration of 0.~ at%). The results of the investigation show that the emanation method can be applied'to studies of a large variety of problems associated especially with~the condition of the active catalytic surface in the various stages of the preparation of oxide and similar solid state catalysts. V.G.Khlopin, I.Ye.Starik, M.S.Merlculova and M.Ya.Kushnerev are mentioned'in the paper for their contributions in this field. There are 5 figures, I table Card 3/11 S/195/61/002/005/oo4/027 Investigation of oxide catalysts E04O/E485 and 14 references: 8 Soviet-bloc and 6 non-Soviet-bloc. The reference to an English language publication reads as follows9 Ref*2; 0. Hahn. Applied Radlochemistry, 1936., J. Chem. SOC., v.259, 29 1949. ASSOCIATION: Institut khimicheskoy fiziki AN SSSR (Institute of Chemical Physics AS USSR) Card 4/4 .... .... .... GbADEYEVA, V.A.; IEGOROV.. Ye.V.; ZHABROVA G.M.; KADEENATSI B.M.; ,KUSIINBREVO M..Ya.; ROGIirSKIYv B.Z. Use-of ionizing radiation in the study of the decomposition processes of copper and nickel oxalates. Dokl. AN SSSR 136 no.6:1364-1367 F 161. (MIRA 14:3) 1, Inotitut fizicheskoy khimii AN SSSR. 2. Chlen-korrespondent AN SSSR (for Roginekiy)o Copper oxalate) Nickel oxalate) ~ (Radiation) B/844/62/000/000/115/129 ~D207/D307 AUTHORS: Roginslciy', 6. Z.1 Zh Gordeyeva, V. A. YcgoroV, Ye.' V., Kadenatei, B. M., and Kuchnerev, M, Ya. TITLE: The uBe of ionizing radiation in investigation of -6opo- chemical processes SOURCE: Trudy II Vaesoyuznogo eoveshchaniya po radiatsionnoy khi~; mii. Ed. by L. S. Polak. Moucow, Izd-vo AN SSSR, 1962, 668-673 T:M: A study was made of the differences between the topochemical, processes of thermal decompo8ition and of 'decomposition, Using 0.6 - 2 Rev electrons. The substances decomposled were copper oxalate (CUC 0 1/2H 0) and nickel oxalate (NiC 0 0) which were pre- 4' 4* 2H 2 2 2 2 pared by precipitating nitrate solutions with oxalic acid at 50OC; the samples were in the form of thin layers of powder. Thermal de- composition in vacuum at 2800C yielded 85~ Cu + 1514 Cu 0 and Ni + 2.(YA NIO + 3~* undecomposed residue. Thermal decomposition in -air at about 3000C yielded 501-0 CuO + 5(Y,4 Ou 0 and 10(Yla NiO. Blec- 2 Card 112 The use of ionizing S/844/62/000/000/115/129 D207/D307 tron irradiation.(3.6 x 109.~- 3.3 x 1010 rad) at 1000C yielded usu- ally pure metals with large (10 - 40/,) residues undecomposed oxa- lates; the metal yield increased with the Kadiation dose. Strong preliminary ii-radiation (at least 0.6 x 10J rad) accelerated strong- ly the oubsequent thermal decompouition in vacuum. The mechanisms of thermal and electron-bombardment decomposiiian were the same; holes generated by heat or irradiation neutralized partly or com- pletely the double charged oxalate ions which then moved to the surface and were emitted as 00 2; electrons also generated by heat or irradiation neutralized the doubly-charged metal cations which yielded pure metals. Oxides were form ed as an intermediate S-14-age in the production of pure metals; in air, oxides were produced al- so by oxidation of the pure metal products. The essential differ- ence between electron bombardment and heat lay in the greater car- rier-generation efficiency of the former. There are 2 figures and I table. ASSOCLiTION: Institut fizicheskoy khimii AN SSSR (Institute of Ph sical Chemtstryq AS USSR); Institut khimlicheskoyfi- --Card 212 Mi AN.SSSR Institute of Chemical Physics, Af; USSR) 39631 S/195/62/003/004/001/002 //600 E075/E436 AUTHORS: Zhabrova G.M.. KAdenatsi, B.M., Zvonov, N.V., --O~7 -i:e or Ye.V I AzizoV' T.S., Batalov, A.A#, Gordeyeva, V.A., Glazunov, P.Ya. TITLE; Preparation of finely divided.metals and oxides by radiation PERIODICAL: Kinetika i kataliz, V-3, no.4, 1962, 61o-613 TEXT: A possibility was investigated of preparing metals and oxides in a finely divided form by irradiation of Zr(O.H)4,, AI(OH)3,.Fe(OH)3, Ni and Cu oxalates and basic capper carbonate 'with accelerated electrons having the energy ot 0.8 Mev.-. The temperature'of-the samples during irradiation (I to 2g ) did n6t exceed 40 to 50*C. Thermal decomposition a.t 400 to 500*C was also carried out for comparison with the irradiated materials. The doeomposition gf all the compounds commenced at radiation d6ses exceeding 10 rads and was intense Iat 105 to 1010 ra-ds. At the latter doses the-compounds were almost completely Card 1/3 S/195/62/003/004/001/002 Preparation of finely ... E075/B436 decomposed. It was shown that the specific surface of the metals and oxides prepared by the irradiation method exceeds in most cases that of the samples prepared by the usual high-temperature pyrolysis. , An especially marked advantage was noticed for the radiolysis of Cu and Ni oxalates. The surface area of th~ oxalate decomposition products consisting predominantly of metals wa-s sometimes 10 or more times that of the decomposition products obtained by vacuum pyrolysis. Radiolysis of Zr(OH)4 and Fe(OH )3 gives dispersed oxides having considerable surface areas. AVOW is an exception, A1203 produced by the radiolysis having a simi?ar surface area.to that of A1203 obtained by pyrolysis. The metals and oxides prepared by radiolysis may find apVlication as low temperature catalysts and adsorbents. There are 2 figures and 2 tables. ASSOCIATIONS: Institut khimicheskoy fiziki AN SSSR (institute of Chemical Physics AS USSR) Institut atomnoy energii im. I.V.Xurchatova.AN SSSR (Institute of Atomic Energy imeni I.V. Kurchatov Card 2/3 AS USSR) S/195/62/003/004/001/002 Preparation of finely E075/E436 Institut fizich6.�.koy'khimii AN SSSR (Institute of Physical Chemistry AS USSIR) SUBMITTED: March 15, 1962 Card 3/3 It 4' F R Wt. 9, W-Z -3 A I E 38521 s/186/62/004/003/017/022 E075/E436 _00 Roginskiy, S.Z., AUTHORS: Jcch, C., ..~~hab .Shibanova, L M.D. TITLL: The change of emanation capacity and the evolution of surface gaseous marker during dehydration of" hydroxides PERIODICAL: Radiokhimiya, VA, no,3, 1962, 355-364 TEXT: The authors Istudied the processes of dehydration of metal hydroxides leading to changes in their structure and sp 9cific surface, using the classical emanation method with Th22 as well as the method developed by one of the present authors W Jech.. Radioisotopes in Scientific-Research. (Proc. First UNESCO Internat. Confer)., v.2, 491. London, Porgammon Press, 19'58). In the I . latter method inert radioactive marker gases'are introducod into a solid by bombarding its surface with the gaseous ions in a high frequency electric discharge. Thermogravimetric and X-ray analyses were also used. The hydroxides studied wore Zn(OH)2, Ni (011) 2, "\19(OH)2, Al(OH)3., Zr(Off)4 and Th(OH)4. The hydroxides were heated up to 600 C. The radioactive methods ,indicated the initiation of the dehydration processes with great Card 1/2 S/186/62/004/003/017/022 The change of emanation E075/E436 sensitivity. The methods were equally sensitive for indicating changes on'dehydration of the hydroxides, of whichithe oxides could form bulk solid solutions with ThO,,) as well as of those that did not form the solid solutions-. It was established that the extreme points of the eqianation capacity and evolution of radioactive gases occurred at the same temperature a)3 the beginning of the endothermic process of dehydration. The position of the maximum of the endothermic effect on the thermograms, due to the dehydration proceeding in the bulk ' of the hydroxide, corresponded to a higher temperature than that of the maximum .radioactivity. This is explained by the formati6n of surface solid solutions on the hydroxides, with the individual elements and radioactive gase.5.- It was found that the emanation method was very sensitive to crystalline changes,.some of which were not detected by the thermogravimetric method. The authors concluded- that the use of the radioactivemethods couid be extended to the investigation of structural changes occurring during topochemical pr:ocesses in dispersed solid systems not forming bulk solid solutions with Th(OH)4 or ThO2. There are 9 figures and 2 tables. MITTED: June 1 1961 S UBI Card 2/2 JARBOVA G M. ['Zhabroval G. M.]; EGOROV, E. V. (Yegorovj Ye. V.] Regularities of sorbtilon and iron exchange in the amphoteric oxidas and hydroxides. Analele chimie 17 no.1:7-22 Ja-Mr 62. ZMROVA G.M.; KADENATSI, B.M.; AZIZOVS, XvS.; GORDEIEVA#- T.A.; GLAZI*qTf----JPira.l A.A. Wiation method of preparation -itdiigbly d4j"rsed metcZi-gCO-oxideso Izv,AN'SSSR.Otd'.khim.nauk no.9116190-1692 S 162. (MIRA 25..-10) 11 Institut khimicheskoy fi :zik:L .-AN SSSR i InWtut fizidWmkdf khIMI AN SSSR,, (MetALI*-c oxides) (Colloids) (Radiation), h4562- 3/020/6;3/148/001/02 1103~2' B144/B186 0 'Vladimirova, V+ I. Zhab AUTHORS: Kadenatsif B. M., KazanBkiyp V. B 0',. Pariyskiy, G. B. TITLE: Joint action'of radiation and oxide catalysts on the dehydrogenation of oyclohexane 04 'PERIODICAL: Akadem,iya nauk SSSR. DokladY, ~v. 148t no. 1, 19631 101-1 TEXT. The radiation effect on catalytic systems is studied in the dehydrogenation of cyclohexane activated by SiO MgO, Zro n 2' A1203 21 Z Ot'~ or NiO., After a vacuum pretreatment of the catalyst at 4000C, a 010 - hexane vapors were led over it. The determinations concerned: 1~ the catalytic properties after irradiation with 0.8 Mev electrons at room 6' 9 temperature, dose 2.4-10 rad/sec, energy absorption 1. 10 rad; 2) the"~ paramagnetic properties after gamma irradiation-with Co9O1 at - 1960CT 6 1-108 rad. 1) A. low-temperature dose.3200 mcu, energy absorption 5-10 dehydrogenation of cyclohexanone took place. Good results were obtained, Card 1/ 8/020/63/148/001/021/032 'Joint-action of radiation and,..# B144/hI86 with S102, A1203 and alumosilicate with a 112 evolution of 0-58, 0.565, and 0.405,mg/g*. ZrO 2' MgO a,nd,--ZnO were hardly active and IRO was com-.,-,, 'pletely-inactive.-" On SiO the~conversion percentage increased with. 2' increaoinB irradiation'doso. Thus, the oxides that proved effective were just those that are ineffective under normal catalytic conditions, even at high temperatures; while the otherwise active ZnO and NiO proved ineffective in catalysis combined with radiation. 2) The e.p.r. spectra- revealed additional lines in the irradiated a,amples which are attributed to the formation of adsorbed free radicals, i.e. C 6H7' This effect was most marked on SiO 2 and increased with increasing dose. Similar nignals were observed for alumosilicate and Al 0 Weak add.itional lines were 2 3' observed in MgO and ZrO 2, but.their,origin was not cleared up. No lines at.all were detected for irradiated ZnO and NiO, either with or without adsorption of cyclohexanone. The different activity of the catalysts studied in oxide catalysis combined with irradiation is explained.by Card 2/3 S/020/63/i48/OOl/O2l/p32*-'-'~-"~~"i Joint action of radiation and B140186 their different el ectron properties. In dielectrics and poor nemi conductors the radiation-induced ionization is stronger, since-the electrons and holesjormed are longer trapped and the paramagnetic' I centers are resistant at low temperatures, while they vanish so rapidly in ZnO and Nio thatino e.p.r. signals could be recorded. There are 2 figures and 1 table. ASSOC IAT 1011 Inatitut khimicheakoy fiziki-Akademii nauk SSSR (Institutez~ of Chemical Physics-of the Ao~demy of Sciences USSR) PRESENTED: July 30, 1962, by V. N. KondraVyev, Academician -SUBMITTED: July 190 1962 Card 3/3 SHIBANOVA, M.D.; Z11ABROVA, G.M. Use of the emanation method in studying the structure of zinc oxide and nickolous oxide with added lithium and gallium oxides. Dokl. AN SSSR 155 no. 4:912-915 Ap 164. (MIRA 17:5) 1. Institut khimicheBkoy fiziki AN SSSR. Predstavleno akademikom V.N.Kondratlyevym, N ~ 011111 -ZILk nauki CHIRTHKOA, V.K.1, DAQVA,-._. - red. [Catalysis] Kata-liz. MoAva. Znarriep 1961, 45 P. (Novof, v zhizni, nauke. tektmilke. XI serila. Kilimaila, no.6) (VJRA 17,9) I 2t3 art. has 5 tigures and 2 tables. t rcrne L r iC and YS 5 . Orig. AS S OC I A 4' 10 NIns t itut k-himicheskoy ~'izi k AN SSI R M-5, i ,kjre of Chiniir a] i i Ej ZNcvt) J KNCL: SUE CODE. 0C UTIiER: u08 A Card 3/3 02 66 SOUIRCE.CODE:_ UIR/0195/65/006/006 11010/10 2W'. Z toVa -G. ~Mt'Ro insk,i- Z-,;- Shib -,~M.*~D- I& AUTHOR: h&Z an6va -sics.~AN S S S n- s;,t- i t ut khi~icheskoy fizAt. AN, -SSSR)t-,-~~ TITLE.- --Variation in the emanating -power- of-- ide- cat px ai~ -s-,during --chemlsoi 1tLi n and- jo :.SOURCE: netika i kataliz v.- :6,~, no.-, 61-19659 1018-1024 AGS: chem C TOPIC isomtion.!~th6rium` ompound,~ zinc oxide, Catalysis ABSTRACT.: _'-The. emanation --me thlod,~.'_ JLch'_ is 'ver ensitive-to all kinds-o:f-surface and- y structural -changes-, in was used to_stuqy~ the,. state ~ of the - surface dij ring - the c-catalytic, process of de P endotherni comDosition of iso ropyl alcohol on axide.caia., Tlysts.-Tfie~variation of, the emanating power of thecatalysts ThOz, ZrO,1 I MgO,-ZnO,: M04 0.22% M20, W + 2% ZnSO4, labeled with radiothorium, was measur4!d during che-' misorption of gases and vapors formed by the decomposition of this alcohol. Changes in emanation during chemisorption-of acetone and water on the surface of oxide cata_~ lysts were found to be due to the formation of surface chemical compounds. Introduc- ,tion of modifying admixtures into ZnO, 'which change the selectivity of the catalytic~:- process and affect. the rate of chemisorption -and desorption of acetone, causes a in change .'the emanating power of.zine oxide.sampless.a.-This change may sorve as acri -,7. 7 ~UDC:, 541.124 546.3-31-44 LCard '1/2 ZPBROTA G.M.; ROG171SKH, S,Z.1 SHIBANOVA, MoD. Ghange of the emanating capacity of oxide catalysts In chemisorp- tion and catalysis. Kin* i kate 6 no* W018-1024 N-D 165 (Irin 19 ti) 1. Ihstitut khimicheskoy fiziki ff SSSR. Sulnitted July IS.. 1964- VLADIMIROYA, V.I.; ZRABROVA G.M.- KADMIATSI, B.M. Particular features of the radiation-induced catalytic conversion of methanol at a small surface coverage. Kin. i kat. 6 no. 6&.1112-.1133 N~--D 165 (MIRK - 19t:l) 1, Institut khimicheskoy fiziki AI%T-SSSR. Submitted June 9j, 1965. L 1327-&0 lWir,(6)/1~FF -Q A-14 RI)AM 11 A WAI UR/0020/6SA64/002/036ljO364.* 1ACCESSION MR: APS024005 ' 46 4 L G. H Kadenatsi B. H.~ Kazanskly, I's AUTHOR.- Vladimirova, V. I.; Zhabrova l BO pa riyskiy, GL-4q4 l l A dkon - tc n ve f methanol i TITIX di tion R : a a r o :Sj~~c _ " 1)~;A : 4 C 6.1-364 S, SOURCE: V2s Doklady, v.: 164 no AWSSSR. * A TOPIC TAGS:.. methanol gamma radiation' radiation -chemistry,- electron paramaifietie_. na,- resonanceg free radical, silica geli.~alumi -alumindin-, -silicate semiconduct,)rq - heterogeneous catalysis ABSTRACT: -The authors had established-,earliier'that~during the cambined acticm of ionizing radiationland solids- of~different electronic properties, the dieleciric- , ,.-I.type oxides ~SiO2, Al?03, and aluminuw. silicate SLO24120.3, In which paranagnetic di is were detected, displayed the greatest activity in thdr i conversion of cyclohe=e n thetLdaorb d layeri whereas semiconductors and metals, i ;which had no piramagnetic enters or radicals, were inactive. In order to dater- dtaly- mine the scope of these findingfi,.a-similar study was made on the radlaticn~c . gamma- radia.lon tic decomposition of methanol in I being-used-Waae-rate lull'--- i~*/g sed; 4adsorbed- iidlation - dosed 8. 2 x10191to! ;~ASWO-1/2- ~YEKHI Ch.; 111~~RGVA, G.M.-, ROGINSKIY, S.Z.; SHIBANOVA, M.D. . . of tyle surface gais tzq in Emanation capacIty and.the libora4iop 'the thermal decomposition of copper, nickel, and ti-mrituit oxalatas. Dokl. AN SSSR 164 no.6.*1343-1346 0 165. (HIRA 18110) 1. Institut khimiclieskoy firiki AN SSSR I h3titut fizichankoy khimii Akademii nauk Chekhoslovatskoy Sotsialisticheskoir Respu:bliki. 2. Chlen-korrespondent All SSSR (for Roginukiy), ZHABROVA, R.V, tification of the mtandard depth of soil freezing based on oborvationse [Trudy] NII osn. no.52:63-68 163. (MIRA 17:2) J,,inzb.; ZNAaIISKIY, A.K.; DENZHAVINA, H.F. insh. Use of elastic yarn in the hosiery industry. Tekst.prom, 19 no.4: 44-5o Ap 159. (MIRA 12:6) A. Zemestitel' gla,vnogo inzhenera fabriki "Krasnoye zr=ya" (for Znamenskly) (hosiery industry) (Elastic fabrics) ZHABROVI* G.M.; KA2ASKly, V.B.; VLADIMIROVA, V.I.; KADEDIAT'SI, B.M.; PARIYSKIY,, Radiation-catalytic conversions of cyclahexane. Neftekhimila 4 no.5i 753-762 S-0 164. (14TRA 18 1) 1. Institut khimicheskoy fiziki AN SSSR. ZHARREV) D.V.; LARSKAYA, Ye.S. Disseminated organic matter in the Tertiary sediments of Daghestan. Trudy VNIGNI no-33:167-180 162. (MIRA 18:12) I.n s,~~djrneatary x,3~!k2. naft! i gaza la~f g,-o' ngorazvado~;hn~ry y L u MYY NALIVKINyl*,'V,.D.j DEDEYEIFt V.A.; IVANTSOVA, V.V.; KATS, Z;Yo.; KRUGIJKOV~ N.M;; Cx.P.,j CBFMIKOV, K,A.;'SfIADLINS?:AYA, lfa.i.- ~.4M 'jl;~F.- ROZANOV, L.N.; SOFROTTITSKIY-P~A Prinimal uara~stiy~-i - zu" KHAIN, V.Y~.j SIMONENKCII-f.-'No-);'--~5OkOLOVj V.N.; YAKOVLEV, O.N., gidr-ogeolog [Gbmj)6kntl~e' eh~lyiid dfW 6i1- And g~4. df-thp Wp-WSi'bpti6fi 6hd, Twbh-wSd~thia ri ~I'Iforiar*.I' tol"fiyi n i z 0 h 6 b ~ 6 6 t iitektoniki Znpadno-~Siblrbk'f'TTurano- %it-7 J'6jjjjj& 'd 'K~d ';-1965."322 (Lphino d rn gra vd'o-,Boiii~~i"iliini~f,61-nauchno-iselodovatellskiI geologorazvpdochnyi itistitut, Trudy, mo.23~) (MIRA 18;6) ZUBPIEV T p F Dovolopmnt of fold structure' of the ld~aatarn Kuban foradeap trough. Trudy KF THII no.1:166-180,, 1%1. (1-ai-A 16-9) (Kuban4mor Lowlemd-Folds (Gaology)) ZHABRZV, I.P.; BURYAK, V.11. Sorau problems of thn Middle Tllocano ritratigraphy of the Taman Paninrula. Trudy IT, V"II no.1:95-99 159. (1111RA 16:9) (Taman.Poninsula-Goology, Stratigraph"6c) EGOIAN, V.L. (Yegoyan.. V.L.1; JABREV, I.P. [Zhabrev, I.P.]; KOTOV, V.S.; ROSTOVTEV., X.O. [Roatortsev, Distribution laws of oil and gas deposits in the Mpsozoic deposits,of wastern Giscancasus. Analele geol p6gr 17 no-4: 50-57 O-D 163, ZWREV, I.P.; DVORTSOVA, A.A. Characteristics of oil and gas distribution In Neogene deposits in the western part of the emthern edge of the ikstern Kuban trough. Trudy XF VNII no.6:23-37 161. (MIIU. 15-2) (Kuban-Azov Lowland--Petroleum geology) (Kuban-Azov Lowland--Gas, Natural--Geology) M.I. L- YSGOYANJ, V.L.; ZHAMV,' I.P*; KOTOV, V.S.; ROSTOVTSEV, K.O. characteristics of-the distribution of gas and oil pools in MesozoiVodiments of western Ciscaucasia. Geol. nefti i gaza 6 no.7,60-24 J3. 162. (MIRA 15:6) 1. ftasnodarski7 filial Vsesoyuznogo nauchno-issledovatelltikogo neftegazovogo instituta. (Caucasus# Northern-Potroleum geology) (Caucasus., Northern-Gas,, Natural-Geology) ZIIABREV, I.P. Cycles in the accumulation of Hiocene oediments in the veritern part of the southern edge of tho western Kuban trough. Trudy Y.FNIIII no.6:277-284 '61. (MIRA 15:2) (Kuban-Azov Lowland--Sediments (Geology))