SCIENTIFIC ABSTRACT BELOV, K.P. - BELOV, V.N.

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84122 S/07o/6O/0O5/OO5/oo8/ol7 9132/E36o AUTHORS: Belov, K.P., Belov, V.P. and Timofeyeva, V.A. ,q= TITLE: Ferromagnetic Resonance'rin Single Crystals0of Yttrium Ferrite n the Temperature Range from Room Temperature to e Curie Point PERIODICAL: Krlstallografiya, 196o, Vol. 5, No- 5, PP. 732 - 736 TEXT: The temperature dependence of the parameters of the ferromagnetie resonance in single crystals of yttrium ferrite (garnet) from 20 to 300 OC has been measured. With increasing temperature the constant of the magnetic anisotropy (K .1) decreases but the -,-factor scarcely changes. The resonant absorption line width H also decreases but grows a Igain towards the Curie point. The effect of the different degrees of polishing on the line width was also studied. Crystals were grown by the method of Nielson and Dearborn W. Phya. Chem. Solids, Vol. 5, 202, 1958) in the form of tetrakis trioctahe&ra or of combinations of this form with the rhombic dodecahedron. These were ground into spheres of 0.8 to 1.0 mm diameter and Card 1/3 84122 S/070/60/005/005/008/oil E132/z36o Forromagnetic Resonance in Single Crystals of Yttrium Ferrite in the Temperature Range from Room Temperature to the Curie Point measurements were made at 9470 Mc/s.. The spheres were oriented magnetically and mounted in a resonance chamber. With the size of sphere used, produced by air grinding, there was no correction for the size of the sphere. The surface finish, however, seriously'affected the line width and the final polishing paper had a grain size of 1 IL. If the polishing powder had a grain size of 100 p then the line width was 15 Oe but with the finest grinding this was reduced to 2.3 Oe. The Lande' g-factor was found, as was expected from spectroscopic data, to be slightly different from 2 . On three specimens it was measured as 2-03, 2.02 and 2.01 In each case :t 0-003. Theresonance Tagnetic field for the three directions [1003, llg and 111) approached each other from the values of 34 , 3347 and 3313 Oe, respectively, at 20 0C and converged to the value 3364 Oe at 250 OC. Card 2/3 3/070/60/005/005/008/017 E132/z36o Ferromagnetic Resonance in Single Crystals of Yttrium in the Temperature Range from Room Temperature to the Curie Point There are 7 figures, 2 tables and 7 references: 2 Soviet and 5 English. ASSOCIATIONz Institut krlstallografii AN SSSR (institute of_CrystallograEhy of the AS USSR) SUBMITTED: March 18, 1960 Card 3/3 11144 87807 S/07o/6O/O05/oo6/oo6/OO9 2 .2 a 0 (113 rr,, // 6 0/C 1, )E021/E3o6 ,AUTHOR! 11010V4 V.P. TITLE., The Influence of Excess Manganese Ions an the Aniso- tropy of Ferromagnetic Resonance rin Single Crystals of Manxanese t*errites-. PERIODICAL., Kristallografiya~ 196o, vol. 5, No. 6, pp. 912 -,916 TEXT: The investigation was carried out on spherical samples, 0.8 - I mm in diameter, using a water-wave cell (Ref. 4). Measurements of the ferromagnetic resonance were made at 9 470 Me/s. The effect of Mn 304 content on the resonance magnetic field is shown in Fig. 4 for the direction L1001, L1101 and L.11-11 All three directionr show an increase with increase in Mn 304 content. Fig. 5 shows the effect of Mn 304 content on the constant of magnetic anisotropy K , and the g-fa-ctor, Both decrease Card 1/2 87807 S/07o/6o/oO5/oo6/oo6/ooq E02l/E3o6 The Influence of Excess Manganese Ions on the Anisotropy of Ferromagnetic Resonance in Single Crystals of Manganese Ferrites with increase in hausmannite content, The width of the line of resonance absorption, -'\ H , also decreases with increase in Mn 304 content (Fig. 7). Fig. 3 shows the relation between the resonance-magnetic field and the direction in the crystal for the (110) plane, and for three single crystals containing 3.5% Mn 304 (1), 18.5% Mn304 (2), and 27-5% Mn3 04 (3). The symmetry of the resonance field corresponds to the crystallographic symmetry. There are 7 figures and 5 references: 3 Soviet and 2 non-Soviet. ASSOCIATION: Institut kristallografii AN SSSR (Institute of Crvstallography, AS USSR) SUBMITTED: march 4, ig6o Card 2/2 65700 B/056J60/038/006/043/049/XX Boo6/B07O C tea 010A AUT 0 S: -Belov.) K. P., Belov, V. F., Popova, A. A. TITLE: Single Crystals of Magnesium Manganese Ferrites With a Narrow Ferromagnetic Resonance Absorption Curve PERIODICAL: Zhurnal eksperimentaltnoy i teoreticheskoy fiziki, 1960, Vol. 38, No. 6, pp. 1908 - 1910 TEXT: The present "Letter to the Editor" gives some experimental results obtained from some spinel-type ferrites with a narrow resonance absorp- tion line. The line width AH was measured for different magnesium manganese ferrites with different oxide ratios of Mn and Mg. The single crystals studied were bred by the method of Verneuille. The specimens were spherical in shape with a diameter of 0.8-1 mm; their surfaces were polished. The measurements were made at a frequency of 9470 Mc/sec. The results of measurement, namely, the values of AH, of the saturation magne- tization 4n1s, and of resistivity Q are shown in Table 1. Fig.1 shows the ,anisotropy of the line width in the (110) plane of a speoimen having the composition last mentioned in the Table at room temperature (continuous Card 1/4 85700 Single Crystals of Magnesium Manganese 8/056/60/038/oo6/043/049/XX Ferrites With a Narrow Ferromagnetic Boo6/BO70 Resonance Absorption Curve curve). The anisotropy of AH at room temperature had an amplitude of (3-5 1 0-5)oe. The broken line shows the anisotropy of the resonance field Hp. The anisotropy charaoter of AH is in agreement with the ,phenomenological calculations of Q. Y- Skrotakiv and L. V. Kurbatov (Ref-5). Fig.2 shows AH~ 4K1.9 and the conatant of magnetio anisotropy X as.funations of T (in the temperature range o - 3oooc) for a specimen h1ving the composition last mentioned in the Table. There are 2 fig- ures? I tablep and 5 references: 3 Soviet and 2 US. ASSOCIATION: Institut kristallografii Akademii nauk SSSR (Institute of Crystallography of the Academy of Sciences.-USSR) SVBMITTED: March 18, 1960 Card 2/4 _-Card 3/4 -.7 o Ompowtiqui.14 P.%ixTsx,(no H, 00 m 12.0 pa--Y) :wt% 9.4 MgO: 16,5 MnO, 74.1 FeOs 3320 4 MgO: 23.9 MnO: 67.5 Fft0s 12 2950 8 0 MgO; 28.3 MnO; 63.7 FeO, 16 2740 6. 9 MgO, 37.3 MnO: 55.9 FeOs 18 2480 Table. i 1A 85700 S/056/60/038/006/043/049/XX Boo6/BO70 P, MCA BELOV, V. F., Cand. Phys-Math. Sci. (dies) "Investigation of Defro-Magnetic Resonance In Monocrystalline Manganese and Magnedum-Mnng'aneee Ferrites'll Moscow, 1961. 10 pp. (Moscow State. Univ. Physics Faculty) (KL 5upp 12-61, 249). SIISV611003100510141042 B101/B214 77DO (I or,,rl //*7/ //If*) -LUTHORSo Belov, K. P. and Belov V. F. TITLEs The problem of the anomalous increase of the line width of ferromagnetio absorption in ferrites near the Curie point PERIODICALj Fizika tverdogo tela, v. 3, no. 5, 1961, 1425 - 1427 TEXTs Reference is made to the fact that there is not only an anomalous increase AR of the width of the ferromagnetic resonance line near the Curie point, but also an increase of the coercive force H in poly- 0 crystals as well as in single crystals. It is concluded that both the phenomena are caused by the 'inhomogeneity of the ferrite structure rather than by the heat fluctuations of the simultaneous magnetization. Experi-, ments were made on single crystals of Mn and Mg-Mn ferrites 50 - 60 mm long and having diameters of 5 - 7 mm. The temperature dependence of H near the Curie point and the initial magnetic permeability~v (in a field 0 of 0-005 oersted) were measured with an astatic magnetometer. The tem- Card 1/3 23109 S/181/61/003/005/014/042 The problem of the anomalous ... B101/3214 peiature dependence Iof AH was measured-in a short circuited waveguide section at a sphere, 0.8 ism in.diameter out out of ferrite crystals, The ~results for ferrite with/different hausmannite content are shown graphi- oally. It-is concludeVthat the.broadening of %H and the increase of H C. have the same originell on aoco t of the inhomogeneities of the ferrite there occur fluotuat Ono in th4-spontaneous magnetization near the Curie point, giving rise too, "magn6tically heterogeneous" state. This causes scattering of the resonance frequencies near the Curie point. A.A. Popova is thanked for making available the ferrite single crystal. An analogous study made by A. Clogston, (see -below) is* mentioned. There are 4 figures and 6 referencest 5 Soviet-bloc and 3 non-Soviet-bloc. The 3 references to "English-language publications read as-followat G. Rodrigue, J. Pippin, W. Wolf and 0. Hoganq Trani-IRE an Microwave Theory Tech. MTT 83, - 19581 P- -G. de Genneog C..:'Kittel and A. Fortis, Phys. Ref.0 0 2, 19591 A. Cl-ogeton,, H. Suhl, P. Andersong L. Walkerl Phys. Chem. Solids$ .11 159, 1956. ASSOOIATIONt Inetitut krietallografii AN 833H, Moskva (Institute of Crystallograp4p AS USSR, Moscow) Card 2/3 32650 S/126/61/012/005/002/028 7 1,00 (/ 6.(.5*, 1 V 71 il a 3) E039/E135 AUTHORSi Belov,1K.P.S. kelov, V.P., Malevskayal L.A., Ped1koj A.V., aifttt-~I`bv, V.I. TITLE: Concerning the anomalous temperature dependence of the width of the ferromagnetic resonance absorption. lines in ferrites PERIODICAL: Fizika metallov i metallovedeniye, v.12, no-5, 1961, 636-643 TEXTs An investigation was made of the temperature dependence of the width of the ferromagnetic resonance absorption lines in ferrites with spinel and garnet structure (mono- and polycrystalline) in three temperature regionst near the Curie points in the neighbourhood of the magnetic compensation point, and in the low temperature region. At the same time measurements were made of the temperature dependence of magnetic characteristics in static magnetic fields. It is shown.that for monocrystalline magnesium-manganese ferrite (6.9% MgO, 37.3% MnO, 55.9% Fe203) the width of the resonance absorption line' &H increases rapidly at about 550 OK. For polycrystalline yttrium ferrite &H Card l/ 3 32650 Concerning the anomalous s/126/61/012/005/002/028 E039/E135 remains fairly constant up to a temperature of about 56o OK at which a sharp increase again occurs; in the case of lower density ferrites of the same composition &H is much greater at low temperatures but falls to approximately the same value as for the higher density ferrite at 56o OK. In the case of the. monocrystalline ferrite (2.2% MgO, 54Y. MnO, 43'67; Fe20,3) there,-is a very sudden increase in 6H and also the coercive force HC at the Curie point -412 OK. For the garnet-gadolinium oxide ferrite AH and Hc show a rapid increase at -270 OK. ~At low temperatures the ratio LH/.~'_HK where LH]K is the line width at room temperature is given for the case of the garnet- yttrium ferrite; a marked maximum occurs about 40 OK for the monocrystalline form and at about 10 OK for the polycrystalline ,form. It is demonstrated that the effect of small amounts of terbia produces a very marked effect on the temperature dapendene-a of LIH/ AHK for Y203- The temperature dependence of the' .magnetisation and coercive forte in weak fields for garnet- gadolin:Lum ferrite at low temperatures Is also investigated. In the garnet-gadolinium ferrIte there are the following types of Card 2/ 3 BELOV) K.-# BE V V.F.,- _MALETSKAYA L.A.; PED IKO.. A.V,; SOKOLOV$ Vol. Anomaliti of temperature depenfilace of the line width of-fer-romapetic resonance absorption in ferrates. Fiz. met. i metalloved. 12 no-5:63&-643 N 161. (KIRA 34:22) 1. Institut, kristallografti AN SSSR i Fizicheskiy fakulltet Moskovskogo gosudarstvenno 0 universiteta. (Ferrateal (Ferromagnetic resonance) BEIDV,, Vladimir Fedorovich;_MYAGKOV,, M.M., red.; BABIKOVA, V.P.p takhn. red. (NOW-features in the work of the Sciept-fic and Technical Division factory:80viet] Novoe v-rabote savodskogo soveta 9TO. Moskvap'Profisdat,, 1962. 77 P. (MIM l6s6) 1. Predsedatell soveta pervichnoy organizateii nauchno- tekbnicheskog'o obsicheafira Kolomenskogo t lovozostroitell- nogo %avoda im. V.V.Kuybysheya (for BelovF1. (Kolomna--Diiaqi-eng#4i~s-Technological Innovations) (Kolomna-lUchinery industr7-Management) POLONSKAYA, F.M.;,BELOV,_V.F. NAw method of determining moisture content of materials. Trudy NIXFI no.45t26-33 162, (KM 15:9) (Moisture-Measurement) (Photographic emulsions-Testing) BELOV, V.F. ~Absorp~ton of solar radiation in the free atmosphere over the Davis Sea and the Antaratic slope. Trudy TSAO no.45s82-89 162. (KRA 16slo) P MSD(ty: .-,I- JD: AWWAS (in ~2/ESD(gs ACCESSION NA: AP4048424 S/0181/64/006/0.11/3435/3437 AUTHORS: Delg_v, V. F.~, Devisheva, M. N.; _2~1,1~Lludev, 1. 4..; Makarov, Ye. F.; $ ~V. A. tukan, Rjp~.7,:7TI~qkfi~,_anov TITLE-: Mossbauer effectO.- -in manganese and manganese-magnesium ferp rites SOURCE: Fizika tverdogo tela, v. 6, no. 11, 1964, 3435-3437 TOPIC TLGS:' alloyJ magnesium ferrite, Mossbauer effect, saturation magnetization, internal magnetic field ABSTRACT: The purpose of.this studs, was to obtain information on --,-the - ~properti es -o f- -the-Anternal-_mAgneltic fields at the Fe~7_li the,_ ferrites and to obtain other data on the.Mossbauer effect in solld solutions of ferrites with spinel structure and with different Mn .-atom contents. The absorbers used were ferrites in powdered formt, mixed with paraffin and pressed into tablets of 10 cm2 area '(surface _Cu.-d ACCESSION. -NA.; AP464042': 4. density of iron 10 mg/cr~2).,__. The source was astainless steel plate impregnated with C057 radioactive--nuclei. The internal magnetic field was-determined by measuring the distance between the compo- nents of the Zeeman splitting. The results showed that the density of the s electrons(determined from the chemical shift) in the nu- cleus and in the investigated coinpounds is practically the same. The local magnetic field on the Fe rcuclei decreased with increasing saturation magnetization in some ferrites and increased in others, and an explanation is offered for this difference. Orig. art. has: 3 tables. -Oiemical'-Ph~sics -AW SSSAY:_: tii~tftv-t ristailograft AN- SSSR Moscow t 13539-14 Pc-hMr-4/Pt-10 '5 ACCESSION NR- AT5006931 S/2982/64/000/051/004,8/0053 AUTHOR: B&_1aZh,_Pj.A. (Professor) - Paushldn Ya M Belov, V. F Vic- akova, T - P Nechushidn, A. M Sokolinsi~;&, T. A. ; tae F.-VI.-- TITLE- The magnetic properties of ferrocene -containing polymers SOURCE: Moscow. Institut neftekhAmicheskoy i gazovoy promysMennosti. Trudy, no. 51 51, 1964. Neftekhimlyn, neftekbimichesidye protsessy I neftepererabotka (Petroleum chemistry, petrochemical processes and oil refining), 48 -53 TOPIC TAGS: ferrocene, pol mer magneft pro r Kelectron paramagnetic resonance, bromanaphthalene polymer, &chlo abenzene pd y1ferrocene, hydro.Viamine ABSTRAM The electron paramagnetic resonance, magnetic susceptibility and magnet- ization of ferrocene-containing polymers was determined. The study covered previously described polymers (Dokl. Akad. Nauk v. 149, no. 4, 1963) obWned by the tert. -butyl peroxide initiated reaction of ierrocene with.A -bromoruiph~halene in 2:1 (1) and 1: 1 (11) molar ratios or of I A molar amounts of ferrocene and p-dichlorobenzete (IM " and poly- mers obWn--d by polycondensation of ferrocene, acetylforrocene and hydrwWlamfne 1/3 Card W.- L 33539-65 ACCESSION NR: AT5006931 hydrochloride (M or of a and hydroxylamine hydrochloride (V) in the presence of zinc chloride. The EPR sPectra (see Fig. 1 of the Enclosure) show high inte-neity and width, a H, indicating the presence of strong internal fields, The mapetic susceptibility was measured by a published technique and values for specific magnetic susceptibility and g factor are tabulated. The tempelature dependence of the magnetic susceptibility of H Indicater! onset of decomposition at 400C. The g factor values, 1. 950-2.0004, indicate that the Iferromitguatic properties of the studiedpol~mlers are based on the organic structire, but the presence of stabilized iron oiddes Is not ruled out. Orig. art. has: 6 figures, I t3Lble and 2 formulas. ASSOCIATION- Inatitut neftekhtmicheskoy i gazovoy promyshlennosti, Moscow (Petro- chemical and gas industry institute) SUBMITTED: 00 ENCL: 0 1 SUB CODE: OC, Em NO REF SOV: 005 OTHER: 002 I Card 2/3 .7 '4 /MWEWP(DAM_(0X jP0____ XCCEMON NR- AP-5-0009topt -W/RM_ 8/0026AV 69A04/083t/6834- AUTHOR - Belov, V. Vishn-vakova', T. P. rov Ye F 1!g shkin, Xa.', M.. Maka _q 5N Sokoll; skay an R. A.: Trukhtanov. ;i~p T6 16toorresPOWIJ4 V,A; GO member Alf 3358) TITLE-. The study of ferrocene lopol r by means of the Moessbauer effect S06RCE- AN SM. Dokjady, V. 169.- no. 4~, 1964t 831-834 TOPIC TAGS: ferrocene cppol~iiers, ferrooitanic polymer, Moesab r effect,, loross~fnklng, gwnn~a absoi~tlon speotrum ABSTIRACT.- The electrbide structure of Iran In ferrocene polymers and the crosslizowng Q( such polymers was studied from Moessbauv spectra, measuring the depev-d6nde of the -absorber, rsaon~tt absorption of Y-ray quantao'n the'relative velooities of soime and an CobaltiV served as the source, and the polymers used as absorbers Included soluble d InsoluWe polyferrocenes, polpin:41ferrocenes, and aopo4per5 of ferrocene with velone benzaldeTbWel A L 2329o-05 -AP5000915 ACCESSION N.R: indicating' -th('i_h1g1~moVab1ftty of ferideenyl radfcals4ni the-polymeric structure. 'Insol Ole polymers showed a marked decrease In quadrupole scattering as compared with ferrocene derivatives or soluble polymers. The spectra showed characte-ristics observed for ferri- cene salts and the formation of ferricene catilons by electron detachment from iron, Moessbauer effects at room temperature were significantly higher than the effects mea- sured for the soluble polymers. The difference Is ascribed to the crosslinked structure and rigidity of molecules in the insoluble polymers. The presence of two doublets in the 80K spectra of insoluble polymers corresponds to the electronic structures of iron in conjugated three-dimensional links and In ordinary ferrocenyl links of the linear polymer fraction. Thus, the Moessbaver spectra can be evaluated to estimate the degree of cross- linking in polymers of ferrocene. By accounting for the concentration of iron in the poly- irters and for thd dimenstons.of-absorbers- the measured values can, be-re&cedwthe- absolute probability of Moessbauer effects in fetrocene polymers, Tk. The ftrep a crosslinking to defined by the relation Card 3/3 L 58456-65.-:,-W (1)..! -Pe4 D 'ACCESSION RHI AP50109 MV038616510WOM1003JV0036 I& AUTHORs Golldanskiyj V. I.; Trukhtanov, V. A.; Deviaboys, H. N.,. Beloir, V. F. Tr=i Super-exehwLge ivAuetiou of magnetic fieldA &t the nuclei of UOUNIgm-%ic atoma SOURCE: Zhurnal eksperizental lacy I teareticheakay fizW. P-is'na v redtaktsiyu. Prilozheniye, v. I., no. 1, 1965P 31-36. "PIC VW t ssbauer-effect,,~tln, yttriv-- iron garnet, exchange induction, Gal-M resonance ABSTRACT: -The authors re-port the experimental obseryallovf indicract exchange ic~. ~U= introduced into an duction of maCmetic fields at nuclei of nonmagnetic iron-garnet structtwe with gener-&-l chemical forwala T3-x CaxSnxFe 5-x 012. The fer- -rite vaa prepared b7 the umnal ttechnique of sintert-mg the component oxides* ln~. for vestigations vitbL the odd of nucclear gtam reew=c*.- (Kazabauer effect) yield, example for a sample with x - 0.25, a diatinat hyperfine magnetic splitting of the ground and firat excited statea of the %zI19 nuclei. The Interaction t~etveen the Cord 1/3 J, j L $~56?.05 ACCMION RR9 AP5Q109 On ionim and the magnetic iron ions is app"ently produced by the meth&DI&M of in- direct exchange via tlse oxnen ions, and such an indirect exchange induces at the "in nuclei rather lwrge magnetic fields, exceeding 2200 kOe mt t - -lo,6c. The fact that there is no che-vical shAft of the center of gravity of the apectr-am relative to the SnI10,02 source is eNrldenee againat the direct interaction o)~ this 'in and iron atams. The ga -resonance apectrum for iron (obtained rith a co57 source in C.'a-romium) Aa6 a fine structure typical of the wo sublattices of 7-ttrium irorra gar- net, with two values of magneiic fields at the iron. With increasing temperature the aagnetic field at the gull-9 nuclei decreased simultxneously with the decreasing field at the Fe57 nuclei and diskupeared completely vhen the Iron -ions went over into the param-agnetic state. The canductAvity was quite mall and increased vith i~.creasiizg t=peraturc, whereas the magnetic field v-,- the iron and tin nuclei Irl- crttaazed at the za= tin--. The mgneti-C aolent of the first excited state of SMU19pi'. ealculated frcm the obtained nuclear ga=&-resonance spectra, is 0-67 � 0-01 nue- magnatons. "The &uthora cxe grateful to a very useful discussiong: to Te. F. Itakarov for help with tke v6rk, to S. S. ftrochkin for the uge of the 20-1i8:~h_a_nn,!J. _anaXyzerp and to Ye. Lt TTarikariq for help -,rlth measurtng the i~=- diuctivity of the ganples. Orig. art. hist 2 figures. ;Card 2/3 '65 ' t 584~6' ACCJWS~Gl nt AP50109 ASSMTAMOSt Tactitut khfticheakoy fizik-I Akidenii rmuk OWR (-rnatitute of Chea- ical FlWaiam, AcadeW of gaien"sL-Sism-) mm~ , 15nb65 ENCLt 00 SUB COIS t So AIP HE REF SCVs 001 OUR$ 006 Lcard 3/3 ,;A, ~ ~-ACC NW7 -502T37T CE-COM-- UR/0371/65/000/005/0015/0)ogc SOUR -5'5' AUTHOR-_-Be .10V V `-F --Be oia I 'Ye. V*-~Karhvajevs. 5; vayev, J1* ISkotart,,8.TA'.' Skot ORG:. fill' 'none TITLE:' Microwave system for~stuaying the.interaction otelectromagnat vave SOURCE:' -AN LatSSR*::jzvedtiya.-- Serlys, fizi6esklkh i tekhnicheskikh nauk, no.: 5,. 965 15; TOPIC TAGSr-'.-~.*microwave oscillator electromagnetic wave diffraction, electr6is4inetic interaction', ionized gasi F6,crowAve ,te~chnolo ~hf oscillator, wave 41 -F ABSTRACT A microwave teML* for. mesa rin --th basic electromag4etic.parameters of U . 9 ionized. gases by.recording their interactiod with electromagnetic waves is described. The basic:e4uipment.is a superhigh-frequency (I = 3.cm) oscillator equipped,with a special waveVide containingmeasuriiig probes and a bridge-type device for compen- satilng the initial reflections, The system performs the,following functions: 1)-con- tinuous measurement of-entenna'Anjut impedance; 2) continuous measurement of-impedance at, any ' int of. the wavegulde ','3) - accurate rec-ording .of signals reflected'from ionized PO gases; 4)--measure'ment'of the conductivity~of-ionized gases~both by reflected and transmitted signsls;~5) study of radio wave attenuation and reflection pbenomena ini Card 1/2 NECHUSHKINI A.P.; BEWH9 P.M.1 BELOVq V.F.j SARKISOV,, A.L. Semiconductor pressure gauges for gas afttures. Izv. VYDO ucheb. zav.1 neft' i gaz 7 no.1109-91 164. (MITU 18ill) 1. Mookovskiy institut neftekhimichookoy i gazovoy proWshlen- nosti im. akademika I.M. Gubkina. 07120-67 EVf( 1) IJP(c) GG %-'--~.`ACCNR: AT60176~6----CA)'-"'-SOUR'C'E'C"OD'E-:' U'R/'7.'9-'8'2/65-/000/058/0098/010O 'AUTHOR: Belov, V. F. Aliyev, L. A. 39 ORG: none-t TITLE: Nuclear device for measuring Tagnetic field SOURCE: Moscow. Institut neftekhimicheskoy i gazovoy promyshlennosti. Trudy, no. 58, 19 neftyanoy, gazovby i khimicheskoy promyshlennosti (Electronics and computer engineering in the petroleum, gas, and chemical industry), 98-100 iTOPIC TAGS: NMR, , NMR spectroscopy, magnetic field measurement IAB~PTRACT: A version of the device for exact measurement of mag!!eti. ield by the NMR rn~~tho~ s briefly described. The device is based on the resonance ;absorption of r-f energy by water protonst A constant maqetic field produced by I ,the NS magnet (see figure) of an RE-1301'-~!adiospectroscop is oriented at right ;angles to the r-f field. The magnetic field is stabilized by an electronic device in ICard -J 07120-67 1ACC _NR': the,50-cps circuit. The r-f field is produced byi N oscillator -detector 3. The o a cillato ry- circuit coil is wound on a quartz vial containing distilled water and placed In airgap 2. Waverneter 6 2 j S mea sures the frequency. A grid -leak-dete cted .2 signal is applied to 1-f (gain 500) amplifier 4. NMR signal is recorded by oscillograph 5. The -is 1000-4000 o field strength measuring range a -dconductor measurements); total (magnetic sen erro s r, 7%. Orig. art. has: 3 figures and I formula. SUB CODE: %13P/ SUBM DATE: none ORIG REF: 000 OTH REF: 002 C,,,d Z/2 ACC NR, SOURM COM: .AUTHORS Belovs V. F.; Aliyovi L. A. ORGS Ins titute of Crystallography* AN SSSR, Moscow (Institut kristallografti AN SSSR) 110 TIM: enetie fields on Fe57 nuclei in yttriunlrrite garnets Y3Fe5_,P-lXO12 SOURCE: Fizika tverdogo tela, v,* 80 no. 9p 1966, 2791-2?93 TOPIC TAGSS Mossbauer spectrum, yttrium compound, garnet, magnetic field measurement ABSTRACT; The object of the stuctr was to determine the effect of substituting A13+ ionsfor Fe3+ ions on the magnetic field on Fe57 nuclei in An yttrium ferrite garnet. The magnetic,field was determined from the distance between the components of the Y,ossbauer spectrum, taken by'using Co57 in stainless steel. Sam lee -of the general chemical formula Y3Fe5-XAIX012 (where x: was varied from 0 to 1.45 were prepared by the usual ceramic method. At low Al concentrations (up to x = 1)9 no appreciable broaden- ing of the absorption lines was observed in the Mossbauer spectra) I. e.l the intro- duction of aluminum into the garnet up to x = I'does not cause w7 aDprociable magnet- ic disturbances. At x>, 1.2, magnetic inhomogeneities caused by an uneven distribution of Al in the lattice begin to be manifested, and the spectrum consists of the superpo- sition of several Zeeman splitting patterns. The magnetic fields on Fe57 nuclefha" Ing tetrahedral and octahedral oxygen surroundings were found to decrease with rising Card i PEL6V V, 4,9-4-21/23 AUTHORS:,B. S. Neporent,_V, F_ Pelax4 0. D. Dmitriyevskiy, G. A. Zaytsev, V. G. Kastrov, M.-S..Kiseleva, L. A. Kudryavtseva and I.- V,. Patalakhin. TITLE: Experience gained in direct measurement of the distribution of the humidity of the atmosphere by means of thd peetril. method . (Opyt pryamogo izmereniya vysotno o rasprAdeleniya, vlazhnosti atmoafery spektrallnym metodom5. MIODICAL: Izvestiya Akademii Nauk Seriya Geofizicheskaye,, 1947, No.4, pp. 552-555 (RSR). '~ I i~., ABSTRACT: Some recent American communications (Refs-5-7)refer to investigating the spectrum of the Sun in the infrared range during flights in the upper layers of the atmosphere. in which observation of absorption bands of water vap'Vurs.' are mentioned and views are expressed on the possible concentrations of thesevapours. In this paper the results are described of the first attempts to determine directly the content of water vapour in the atmosphere by means of specially designed apectral, apparatus. The operation of the instrument was described in detail by Neporent, B.S. et alii (Ref.8). it*consists of a step-wise vacuum Card monochromator wi diffraction lattice of 300 lines/mm of the size 50 x 70 mm, which subdivides the infrared range 11~-4-21/23 'T Experience gained in direct measurement of the distri ution of the humidity of the atmosphere by means of the spectral method. into five sections (1*24 1 40 1.50, 1.88, 2.2 it), the wave-lengths 1.40 and 1.68ji-bei Ong to the absorption bands of water vapour; utilisation ot two bands is provided for extending the range of the measured water concentrations. The wave-lengths 1.24, 1.50 and 2.2p fall between individual bands and serve for determining the initial in- tensIties in the bands 1.40 and 1.88g by means of interpolation. The linear dispersion of the instrument equals 100 a/mm;,the entry and exit slots are 1.5 mm wide. Illumination of the input slot is effected by means of a source with a circular emanating surface fitted with a dispersion plate of magnesium oxide. Experiments carried out at ground level showed that,in the operating range of the spectrum, the role of radiation scattered by the sky is insignificant. The measured radiation is modulated with a frequency of 850 c.p.s. using as a receiver of the radiation a cooled PbS photo resistance. After amplification, the signals are transmitted by radio to the ground. In addition to the basic signals transmitted in the operating position of the diffraction lattice (which Card 2/4 is turned by means of a cam), calibrating signals are 49-4-21/23 Experience gained in direct measurement of the distribution of the humidity of the atmosphere by means of the spectral method. water concentration in the atmosphere on altitude, in mm of water precipitated per 1 km of the layer. Although the obtained data require further checking, they do indicate the usefulness of the described method and apparatus for such measurements. Increased accuracy and sensitivity of the instrument for measuring low water concentrations could be achieved by using more intensive absorption bands. There are six figures and 12 references, 4 of which are Slavic. SUBMITTED: November 13, 1956. AVAILABLE: Library of Congress. Card 4/4 GOLIDANSKIYj V.I.; TRUKHTANOV, V.A.; DEVISHEVA) M.N.; BELOV,_,V,.F. Superexchange induction of magnetic fields on nonmagnetic atomic nuclei. Pis'. v red. Zhur. eksper. i teor. fiz. 1 no.1:31-36 Ap 165. (MIRA 18:9) 1. Institut khimicheskoy fiziki AN SSSR. Measurement of integral diffusion of light. Mateor.1 gidrol. no.l: 58-61 A 52. (WMA 8:9) 1. Mmehno-iseledavatellskiy institut gidroustoorlogichoskogo pri- borostroyenlya, Moskva. (Light-Scattering) 83798 S X 00 8/035/59/000/003/004/039 A00VA001- 1,Y300 Translation-from: Referativnyy zhurnal, Astronomiya I Geodeziya, 1959, No. 3, p. 24,4 1866 AUTHOR: Belov, V. F. TITLE: An Investigation of Scattering Indicatrices in the 'Troposphere and Lower Stratosphe- PERIODICAL; Tr. Tsentr. aerol. obaerv., 1957, No, 23, pp. 63-77 --TEXT: 'The author describes,the method-and results of investigating light scattering in the atmosphere at various altitudes above sea level. The deter- mination of the scattering Indicatrix Is performed by a direct measurement of the brightness of the day sky with a pholometer at different angular distances from the Sun, A photomultiplier of the O)Y -18 (FEU-18) type serves as a receiver; it is rotated by an electric motor around the vertical axis at a speed of I revolution per 30-40 sec. To restrict the light flux during the transit of the photometer optical axis across the Sun, a neutral attenuator is switched by means of an electronic relay controlled by the photomultiplier. Blue, green and orange filters were used. The position of the device relative Card 1/2 83798 B/035/59/000/003/004/039 AOOl/AOOI An Investigation of Scattering Indicatrices in the Troposphere and Lower Stratosphere to the Sun is determined from the photographs of a camera mounted in the upper part of the device, The devices are lifted by the captive balloon up to,an altitude of 5-6 km, by the free stratosphere balloon up to 8 km, and by the qAO (TsAO) automatic stratospher;- 6illo_oin_i~ to 1*9 kin. The measurements were carried out during the cloudless sky or with clouds of the upper and middle cloud sheet of 1-2 mark of cloudiness. The device altitude was determined from the barogram of the altimeter, a pressure piokup and radar data. The following results were obtaiAed. 1) The coefficients of indicatrix asymmetry decrease with altitude in the troposphere layer up to 1,000 m,-partioularly rapid in the first 250-300 m layer.0 2) The changes relative to the light scattering coeffi- cient for angle A- 25 are analogous to change3 of asymmetry coefficient. 3) Up to an altitude of 19 km the scattering indioatrix is still considerably extended forwards, which indicates turbidity of the atmosphere. L. A. Biryukova Translator's note: This is the full translation of the original Russian abstract., Card 2/2 A a S. v 3 3 31 AN A . tlg= JAA VA 10 fit au ,4,a -6v -J,F6 I 1A if I lic 3a 'kill, R z lilt,, fit .M10T, V?~~!_,_jzzhexer; MPANOV, M.A., takhmik- now to check working roll surfaces *a Cold rolling mills. Metallurg ne.6:30-31 Jo 156 * (Kmi 9:9) I.Rukovoditoil prokatuoy- gruppy TxZL (for Beloy).20Nschal'alk uchastke, shlifovki valkov (for X*paxsv)*3.Lenisgr&dskiy staloprokatVy i prove- lechno-ka3tatVy saved imexi Molsteva, (Rolls (Ire* mills)) Inshener; KMEKIN, Y.I., inshener. Production of hollow bricks at the Tallinn Brick Factory. Stroi.prom. Vol. 31 no-9:43-43 3 153. 0G-RA 6:9) (Hollow tiles) BZLOTp V I - MZBURGSKIYO I.B.; SOKOLOV, B.r n"chW, red.; GRIMBIM, red,: GAMFMINA, L.A., t4khn.red, [Ceramic building materials of great utility; practices of tbs Tallinn and 'AseriN brick factories] Iffoktivnaia stroitall- naia kerAmika-, Is opyta raboty kirpichnykh zavodov Tallinskogo I wAseri.'R Koskva, Goo. i.zd-vo lit-ry po stroit. materialax, 1957. 51 P. (Estonia--Ceramics) (KIRA 12:2) "Investigation of Variations in the Operation of Automotive and Tractor Gear Boxes During the Wear of Base Surfaces'." Cand Tech Sci, Leningrad Agricultural Inst., Min Higher Education, Leningrad., 1955. (KL~ No 15, Apr 55) SO:- Sum. No. 704, 2 Nov 55 Survey of Scientific and Technical Dissertations Defended at USSq Higher Ediqcational Institutions (16). BELOV, V. I. W-000"4~ 4w%ft Improved design 'of semiautomatic stamping machines. .1sobrs v $SSR 1 no.5:24-26 1 156. (MM 10:3) - (Punching 'machinery) at USSR/Chemistry Liquid air oepai mtion Card 1/1 Pub.50 14/24 AiAthor : Belov, V. I., Sorkin,,.D.~I. Title : Improvement of production control in the operation of equipment for the separation of air .-Periodical Khim. prom.) No 6, 370-371 (50-51) Sep 19% Abstract- Describe a production control appliance for determining the content of oxygen in nitrogen. The procedure is colorimetric and is based on the oxidation of colorless Cu (lM3)2CI to a colored cupric compound. One figure. Institution Submitted USLCH379 P*Kv; IRSIK, N*Po; OMTAVOTp GT*; YNCREISTO &40p GINS, K.A.; MISHANOV, V.N. Hydraulic fracturing of strata and the underground investigation of fractured zones. Neft. khoz- 36 no.5:28-37 My 158. (MIRA 11:6) (Oil wells-Elydraulic fracturing) AUTHOR3 Belov, V.I., Engineer 135-58-6-12/19 TITLEt Restoring the Dimensions of Parts by Vibrating-kj~e Surfacing (Vosstanovleniye razmerov detaley vibrodugovoy i_-,javkoy) PERIODICALs Svarochnoye Proizvodstvo, 1958, Nr 6, pp 35 (USSR) ABSTRACT& A new machine for vibro-arc resurfacing of worn nachine If parts was developed by carrying out minor alterations on known disigns of vibro-are machines produced by the Chelya- binskiy traktornyy zavod (Chelyabinsk Tractor Plant). The 0.1 kw motor and the automatic welding head of the semi- automatic welder "PSh-5" were used, along with the welding generator "PS-300" which was slightly changed as shown in the diagram (Figure 1). The plant uses the machine for restoring various machine tools and autoq.-obile parts. The resurfacing process of.a push rod of the automobile "GAZ-51" is described. The position of the welding wire and torch in the work pro- cess is illustrated (Figure 2). The economic effect achieved by the resurfacing method instead of producing now parts is Card 1/2 illustrated by a table. '2here are 2 figures. 135-58-6-12/19 Restoring the Dimnsions of Parts by Vibrating-ar.., Surfacing ASSOCIATION. Prokhladnenskiy remontnyy zavod (Prokhladnenskiy Repair Plant) AVAILABLEs Library of Congress Card 2/2 *is i *is 9 0 00 L If It U W a v 4, 0 Al a , I d I 1 0 0 0 4 , 'VP *.0 ink t'"Is? no 0600101196 . . 1 -00 AMD V-1-Bawy. Tra" *0 Vasaymmop Gwwp Noose& MA. rysWs 9, mm-A WAIr &02yds of The "Wess of Comi-dust kods to Cond=OCS Ukkk the amt b"Portmat Us: see 11) 71W Do"m Q1 the of do dolt is mftend"t of the SOL of Vaktra -00 sea matter IaIL Theocdu&dd-- - -=W " W-ci temps. than oxyhydroem .9* *oil 1 gm (2) The kwollavan ~40 the up"im toov. mA a dkva proportion betwas drysm and expiog" wWom. (3) The rate of dun b a fcactim of the dbm of the dint panitits. (4) 1 .00 so& A ftktkwu* can be ==, I, kdamnabiMy of coal dot and the Ump.. .00 duration -ad YW of the Asms., (b) The efed ol sob content (betwee cauln fimits), &ad ka, on the drgm of *x*4v"msg of evall dust am be ddd. (6) Mois- &so ion 2.4 those awn active thm amb in mard to lowniat espiosivams, This mdobabouttimemanwastbagoltbek%J= (7) A ftbWouship can beedabUdW =41101 betweem the koStIt of Man mad d. al doud. For md dust to n-delm- In Goo a as* 0u Ii kto 3 pbamm begbolaff CA COMiM istamMestim with hmem In Coom. WO see 0". expl"Veoem Imst Is 6" WI= a Mark or other amns. the Aam cool 4 Uwe propmoted through the duft with imusing kW. speed and form so 4r 4roe 6) dust plooks cas me Wd (b) "plosivit of thir gxpWvw pon of the da-t. wk" bftvmft nun coo WIP cat ' 1,Fbemomtot the Ilsm mWas (mm the upkm4o(volatiltmatIff, FiWt of ck A ImAbod =I. sof, Lke wm food to regal frome tk tsplo" of coil "1. (9) It W I& trusts the sUrt* point and dhvvt1m of p - xst~)o of the duA mad the W, P of various Wety d"iteN am be frowited M. (10) Any xoO IF it is dry and Is " III a state of higher vsMatim. mew expkfftr when In a coo, watt of s"visioga. (III Cod dutt wkk-b bat andffgw a psrW which the oxkktJao I bms, bem interrupted exhibits a gro"er of of tse S L MAooRmy WOO Iowa m tA I I, a W U n AV 00 om 40 Z 0 so* si a o see sees 0 0 0 0 a -0 4 6 BIWT. T.i Aoktor takhnichookikh nauk; HEDMV, B.L. kandidat tekhnichesk1kh Air temperature in longwalls an a faetar limiting the length of long- "llq._Bqz9p.. ~riulA v prom. I no.4:27-29 AP '57- (mm iotO 1. Donstakiy industrialinn inatitut i=. N.S. Khrushcheya. (Coal mines and mining) Hq LI- BEWYAJILAUktor tekhn.nauk; BFLWVA, YA.A. V3--%vW - Physical and mechanical testing of coal. Pod%eo.gnz.Ugl. no.1:21-24 158o (MIRA 11;4) 1. Donetskiy industriallnyy inatitut. g. Stalino. . (GOR1--Testing) EMV, V.I., prof., doktgr takhzk, nauk; BBLOV, S.A., gorny7 Inzhener Alectric mo4sling of mine ventilation. Ugoll Ukr. 3 no-7:20-21 a 159. (MIRA 12: U) (Mine ventilation-Slactromechanicalanalogies) M~ ., V.I.,, prof.: doktor tekhn.nauk; CORKIN, V.K., dotsent BELOV 0 Inspection of dost and gas control systems of operating stopiM machinery. Ugoll Mir. 5 mo,10:"-1+5 0 161. (MIRA' 14:12) (004~91M+ and mining--Safety measures) BELOV, Vladimir Ivanovich; ARTAMONOVp D.S.) red.; MIKBEYEV, N.Lp --- im" (Assembling industrial ventilation system] Montazh sistem pronWshlennoi ventiliataii. Kuibyshav) Kuibyshevokoe knizhnoe izd-vo, 1963. 35 p. (MIRA 17:4) 1. Brigadir slesarey montazhnikov tresta uPromventilyat8iyga (for Belov). BELOV., V.I.; 1AVROVA, N.V. Device for screwing and unscrewing sucker rods. Nefteprom. delo no.6:15-16 164. (MIRA 17:9) 1. Neftepromyslovoye upravleniye "Oktyabrineft'". ACCESSION NR: AT4042434. 8/0000/64/000/000/002,1/0041 -'AUTHOR: Atlas, P. M., Margolina, M. L. TITLE: Unified (standardized~- pneumatic elements and their use in the development of pneumo-automatio devices SOURCE: Vsesoyuznoye soveshchanlye po pnevmo-gidravlicheakoy avtomatike. 5th, Leningrad, 1962. Pnevmo- i gidroavtomatika (Pneumatic and hydraulic control); i. materialy* soveshchaniya, Moscow, Izd-vo Nauka, 1964, 21-41 TOPIC TAGS: automation, control system, automatic control, pneumatic control system,! - pneumatic element, USEPPA system ABSTRACT: The article discusses the "universal system of industrial pneumo-automatic elemental' (also known in its abbreviated form 11USEPPA11), which has been developed by the Inst1tut avtomatiki I telemekhaniki (Institute for Automation and Telemechanics) in cooperation with the "Tizpribor" plant. The USEPPA consists of a set of universal elements which operate on the discrete and continuous principle. The USEPIRA system makes itpossible to create a large variety of instruments and devices for industrial 'Card 1/3 ACCESSION NR: AT4042434 automation purposes. Different types of regulators in series production at the "Tizpriborl' -action regulators (proportional, lroportional-rin- plant are described, and intermittent tegral, multichannel) are said to be In the planning stage. At the present time, the USEPPA system includes 20 different elements which perform a number of very simple operations (pneumatic relays, comparison and adding elements, pneumatic resistances and capacitances, memory units, ate). In terms of their design, all the elements are constructed of square sections. The Interconnection of the elements is accomplished by the use of plug boards, with the elements installed by means of screw- In type tubes or 7be arangement oC the recesses which accommodate these connecting atoms has stems. also been standardized. The elements are coupled together through apertures in the stems and channels In the plastic plug boards. The boards are glued together from three thin plates, with channels machined from both sides of the surface of the center plate. If an instrument consists of several boards, rubber tubing is used to connect them'. 7be range in the signals detectable by the continuous pneumatic elements ~s 0. 2 - I kgs/cm2 with 0 and 1.4kgs/cm2 selected as the discrete signals. Instrumentation consiatingof ture these elements may be used under fire- and explosion-proof conditions at a tempera 2L L 44382-66 EWT(l) iMYGW ACC NR, AP6029870 SOURCE CODE: UR/0413/66i3-00/015/0011/0011 INVENTOR: Belov V. I.; Shevaldin, I, Ye*.; ShoMin, V. F. 3 ORG: none TITLE. A method of pi~oducing heat insulation in boreholes in permafrost regions. 'tlass 5, No. 184205 JOURCE: Izabret prom dbraz tov zn, no. 15, 1966, 11 TOPIC TAS: permafrost thermal insulation, borehole, drilling A4STRAGT: A method of thermal insulation of boreholes drilled in permafrost regions i~ described. To prevent the cleaning fluid from freezing during circulation cutoff aX Fig. 1. Borehole 1 Inner column of casing pipes; M r 2 outer column of casing pipes; 3 reverse valve. Coid 1/2 1;22-24%-n1 L 44382-66 ACC NR: AP6029870 and the formation of hydrate during the subsequent exploration of the well, the space between the two columns'of concentric casing pipes is filled with air. Whiz- ever necessary, the air can be periodically blown through by means of reverse vaives (see Fig. 1) installed in the lower part of the inner column.- Orig. art. hast 1 figure. [CS) SUB CODE: 08/ SUBM DATE: l5May65/ ATD PRESS: 5077 V, lk~wvm L.;/KOIMVANSKAYA, G.I.-, 132WV, V.I.; NIKOLENKO, L.N. Obtaining aromatic principles from alk7l phenols. Xhim.nauka i prom. 2 no.5:658-659 '57. (MIRA.10:12) l.Vsesoyuznyy nauchno-iseledovatellskiy institut sinteticheekikh i naturallnykh dushist7kh veshche8tv. (Phenols) (Perfumes) BER?IS'rfTa-N, 14*Ao; BLCKHp S.S.; zhtv ~V- I - Cartitin raqults of. deep-well investigations of gas w;-!,I'L,,i wit7r, 14GG-2u and DWS-4/2 manameters. Gaz. prom. 9 no.4:7-lU 161,. (MIPU 17:8) 1. UMV2 V. K. 2. usm (600) 4. Turnas., P. A. 71 Principles of grassland.*.agriculture on peat soils." *N. F. Lebedevich~ and "Agricultural utilization of marshland.11 P. A. Turnas. Reviewed by V. K. Belov. Sov. kniga no. 11,, 1952. .9. Monthly List of jZzi!Oan Accessions, Library of Congress, Febru&17 1953i Unclassified. VASILENKO, V.P., kand.ekon. na'a-i PODOPLELOV, V.P.. kand. ekon. nauk; KONOVALOV, D.A.0 naethri. sotr.~ MEN, G.V., aspirant; KARNAUKHOVA, Ye.S., doklvor ekoh. nauk, otv.red.; red. (Potentialitles for reducivg costs In the agriculture of the Komi A.S.S.R.1 Reservy sovrashoheniia zatraL v selt- skom khozialst-7e Komi ASIql.'. Mcskva~ Nauka, 1965. 178 p. (MIRA 18:10) 1. Akademiya nauk SSSR. Kcie, filial, Syktyvkar. 9=V, V. 14. PA 196T101 AUTHORS: Belov, V.M., Kazennov, S.A. SOV/128-58-11-4/24 TITLE: Eq"uipment for Die Casting of Steelwith the-Use of A Vacuum (Oborudovaniye dlya litlya stali pod davleniyem a primene- niyem vakuu.ma) PERIODICALs Liteynoys proizvodstvo, 1958, Nr 11, PP 7-8 (USSR) ABSTRACT: The elimination of air cavities in the die-casting of steel parts is only -possible with the use of a vacuum. Information is presented on new designs of vacuum devices, including a machine with air elimination by a plunger and by the press- chaluber top,,which is free of metal.(Fig. 1) and a device of improved desipn where the press mould is placed in a vacuum chamber (Fig, 2). This vacuum device was used on the "Reed Prentice 1/2 0" machine. There are 3 sets of diagrams. 1. Steel--Casting 2. Die casting--Equipment 3. Vacuum systems -Design Card 1/1 BELOT, V. M. Contintume-line methods of die tasting* Lit. proixvo noa6sl3-16 is 160o (MIR& 13:8) (Die casting) (Assembly-lino methods) BELOVP V.111, T.Cw-power voltage stx-bLl-z--,r ;n ac-w~ con-juc Ling ale!;~ents~ 1-zv. SO AN SSSR no.6 Ser. tekh. nauk n,0.4-':3-8 t64. (MIRA 17: 10) 1. Institut avtorrj--t.Ikt i clektrometrii Sibirskogo otdeleniya AN SSSR,, Novoslbir3k. BKEI~OV,, V.~M.~ GASSELI, K.N.; XOGANj M.G. I Critical rate of filling the mold with steel in die casting. Lit. proizv. 5sll-13 Vq 164. (MIRA 18:3) a or, an --hang basisa Zhur, ntv-r. i pallch. (.5 a0,10slW-1546 10'5. K-af wir.- (zaved-4whchly - prof. D.S.VneretskovA~) -ditsJrI4k,,.gc, !nititu-ta im, Pavlova. Ler, ngra-iakcyr, ve. L 07212-67 FACCNI~. AP~026305 SOURCE CODE: UR/0288/66/000/001/0096/0105 AUTHOR: Belov, V. M.;..Klistorin, I. F. ORG: Institute of Automation and Electrometry, Siberian Department, AN SSSR, Novos-ibirsk (InstAtut avtomatiki i elektrometrii Sibirskogo otdeleniya AN SSSR) TITLE: Limiting values of output voltage pulsation of on-off constant voltage regulators SOURCE; AN SSSR. Sibirskoye otdeleniya. Izvestiya. Seriya tekhnicheskikh nauk, no.1, 1966, 96-105 TOPIC TAGS: volt-_-e stabilization, output voltage, voltage regulator ABSTRACT: The effects of the time lag of the switching elements and of the presence of residual parameters (capacitance and inductance) of a capacitor connected in parallel with the load resistance on the magnitude of the output voltage pulsations of an on-off constant voltage regulator are discussed. The effect of these two factors is important since the latter impaii~,,the minimization of the output voltage pulsations by decreasing the hysteresis bandwidth or by increasing the capacitance of a (preferably electrolytic) capacitor. It is shown that the limiting effect of the time lag of the switching elements on the limit values of the output voltage pulsa- - tions can be minimized if the threshold frequencies of the transistors employed great- ly exceed the frequency of the self-oscillations of the regulator. By appropriate assembly, and usiig hf transistors and several parallel-connected capacitors of equal Card i I? Mr.- L 07212-67 ACC NR: AP6026305 capacitance and very small.-residual inductances, it is possible to reduce the peak- to-peak amplitudes of the pulsations to values of the order of 10 WV. If the pulsations should not exceed about 0.12, it is not advisable to design an on-off regulator for outrut voltages less than 10 V. Orig. art has: 21 formulas and 4 figures. SUB CODE: 09/ SUBM DATE: 04Sep65/ ORIG REF: 0071 OTH REF: 001 BELOV .4uzb. Rermdeling, oil well equipment. Nov. tekh. i pared. op. v strol. .20 no-10:15-17 0 158. MR& 11:10), (Oil wells--Equipment and supplies) MWV, V. N., Cabd of Tech Sci. - (diss) "Analysis of the Conditions of DrillAng a Usable Shafts for Potash Mining at the Kamsk Depositsy" Leningrad, 1959,, 18 pp (Leningrad Miting Institute im 0. V. Flekhanov) (KL, 5-60, 125) ...... BELOV, L. he Shaft sinking in rams deposit potash mines by means of boring. Izv.v.vs.ucheb.z&v.; gorazhure no.11:28-36 '58. (HIM 12:81 1. Leningradskiy gorV7 institut. Zk;;~ Valley-Potash) (Shaft sinking) ORWVSKIY, A.V., professor; LYUM, R.A.. doktor tekhnicheskikh umtk; UWVSKIY, Ye.Ya., kandidat tekhnicheakikh nauk; YAKOBSON, 311- , inshener; ANTOPOLI- SM. V.K., inthener; PMOV, G*Te.. doktor tekhnicheskikh nauk; 7YURSMN- MMIN, A.I., Inshener; XMER, A.Ya., professor (Leningrad); TSUUVA, G.K., inthenor; KRAMT, I.I., inzhener (g.KDtovsk, Tambovskoy 'Obl.); BMT. V.N.. Inshener (g.Ullyanovsk). CorresDoudence conference of readers of *Mektrichestvo? Zlektrichestvo no.8:89-91 Ag 153. (MLSA 6:8) 1. Kiyevskiv. politekhnicheskiy institut (for Orlovlskiy).- 2. Zavod *Mektro- "ila* (for Lyuter and Kazovskiy). 3. Notonkon-mnenergo (for Takobson). 4. Saratovskiy industriallnyy tekhaikum (for Antopollskiy). 5. Tomskiy politekhnicheskiy institut imeni Kirova (for PWchov). 6. Tikhvinakiy glina- zemny.v savod (for Tsverava). (Zlectric engineering-Periodicals) IZDZHIVNIZOV, I.M., mayor meditelaskoy sluzhby; MOV. Y.N., polkovnik maditainskoy sluzhby -- Continuous action syringe. Voen.-mea. zhur. no.9:62-63 S 155. (SYRINGBS) (MM 9:9) BELOV, V. N. . - ---go Courses for industrial plant school managers. Neftianik I no-7:32 ji 156. (WaA 9 i 11) (Technical education) BIWV, VO., pr~bf.; DAY179 N*A,; SXVMTSOVA, N.I. Achievements in and..proqwq" for the development of the Industry of odorous substances. Zhmr, vm 5 no.4:362-37o l6o. (MM 13:12) (Od.pr ous substances) BUZANOV V N n S.P.9 prof., doktor tekhn. nauk'; BELOV ka. gg,tekhn, nauk (Tashkent); ISHIMBAYE:V, V.I.,, ka-s-To -tekhn. naW11'-(Kzhkent); TULYA- GANOV, U.T.0 kand. takhn. nauk (Tashkent) Valuable book on station and junction layouts. Zhel, 46 no.1002-93 0 164. KHEYFITS, L.A.; SHULOV, L.M.; GOLIDOVSKIY, A.Ye.; BELOV, V.N. WWWW*01*~ New odorous substances based an norbornene. Trudy VNII-NDV no.6t25-29 163, , .(KRA 17:4) LASKINA, Ye.D.; DEVITSKAYA, T.A.; BELOV, V.N. Synthesis of 3-hydroxy-4-athoxy-l-propenylbenzene ("vanitrop*) frcm pyrocatechol. Trudy VNIISNDV no.6.-31-37 163. (MIRA 17:4) BRATUS, I.N.; FILATOVA, I.A.; VORONIX, V.G.; RMOV, V.N. Improvement of the synthesis of 'ealieylaldehyde. Tru4y VNIISNDV no.6:45-48 163. (MIRA 17:4) VOYTSEKHOVSKAYA, A.L.; BELOV, V.N. Synthesis of No', F-aul~fitituted -lactones. Report No.l. Trudy VNIISNDV/ no.6t62-66 t63o i~-Iactones. Re'port No.2. Synthesis of Y, ubstituted Ivid.i66-73 (KMA 17:4)