SCIENTIFIC ABSTRACT KORNFELD, M. I. - KORNIKOV, N.A.

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SCIENTIFIC ABSTRACT
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Z Ad r e, AUTHORS: Drobina, A. V. and Kornfelld M 1 126-1-25/40 TITLE: Oscillation of crystalline substances near the limit of elasticity. (Kolebaniya kristallicheskikh tel vblizi predela uprugosti). PERIODICAL: Fizika Metallov i Metallovedeniye, 1957, Vol-5, No.1, pp. 162-164 (USSR) ABSTRACT: Takahashi, S. (Ref.1) observed that in the case of amplitudes exceeding a certain critical value, the magnitudeof oscillations assumed a non-linear character; the resonance curve becomes sharply asymmetrical and the resonance miplitude will no longer be proportional to the amplitude of the exciting force and the resonance frequency will become dependent on the oscillation amplitudes. Also,the oscillations become unstable, namely, the resonance amplitude will fluctuate about a certain average value. The authors of this paper made experiments with a view to finding out whether this phenomenon also occurs for crystalline substances other than zinc. Therefore, they made experiments with aluminium of 99.5% purity. They found that t'L-Le instability of the oscillations is due to trivial causes; structural changes Card 1/2 during plastic deformation affect the damping decrement 126-1-25/40 Oscillation of crystalline substances near the limit of elasticity. and consequently also the resonance amplitude and in very pure zinc such structural changes occur even at room- temperature. However, in aluminium which is not of high purity an accumulation of structural changes take place at room temperature which leadsto a monotonous change of the resonance amplitude. Thus, it is concluded that the effects observed by Takahashi do not produce any new features which would assist understanding the mechanism of the plasticity of crystals. There are five figures and 2 references, one of which is Slavic. SUBMITTED: June 7, 1956. AVAILABLE: Library of Congress. Card 2/2 T AUtHORs Kornfelld 57-11-28/33 14 1 , .,- , TITLEt Galoulation of a Radiation 3olometer (Rasohet radiatsionnogo bo- 19metra) PERIODIULs Nr 11 pp. 2652-266i Zhurnal Tekhn Piz. Nol. 27 (USSR) 1957 0 1 , , , USTRACTs The main characteristic of the bolometer is not the voltage sensi- tivityp but the so-called intensity of the radiation, that is the minimum intensity at which the signal can still be noticed at"noi- sell background. The experiment shows that this is given on the oc- oasion of equality of the effective voltage of the signal and of the background noise of the bolometer-output. It is demonstrated that the elotrical voltage sensivity of the bolometer Z is depen- dent on the radiation-signal frequency and the effective voltage of the backgound noise on the frequency band where the background noise is measured. Therefore there is no point in the magnitude of the limit intensity as long as the radiation-signal frequency and the paasage band of che bolometer operating together *1th the am- plifyeria not given. First the electrical and then the heat oompu- tation of the bolometer is described. After that the three types of bolometerst vaoouum-bolometerg gas-filled bolometer and the so- lid bolometer are singly computed. A comparing evaluation of the constructions is given and it is showii that the results of the com- putations are in good accordance with the data of the experiments. Card 1/2 There are 8 figuresp 3 tables and I Slavic reference) AUTHOR: TITM PMODIqAL-, KOMM& X. L , CHUDMOVoA.A. 56-7-5/66 Variation of the 31anticity Coefficient of Sodium. Nitrate Crystal in Phase Transitions at' the Second Kind. (IzmenenJp konstant uprugosti nattly09W selitry pri fazowom perektwde vtorogo roda, Russian) Zhurnal IMsperim. i Teoret.Piziki, '11957, Vol 33s Nr 7, PP 33-36 (U.S.S.1t.) ABSTUCT: on a N&W03 crystal the temperature dependence of its elasticity constant wLthin the rwkp of from 20-30DI G was investigated, For the crystal constants Eli,, S33' S12, 344 the temperature dependences were neasurede andin no cases except in 333 was a salient point found in the ocnirse of the curve at the point of phase transition. At S3 a marked peak formation is found. The point of phase transi- ti; ?second degree) wts determined at 275,50 C. (With i Table, 4 Illustrations, and 3 Slavio References). ASSOCI&TICUt Institute for Smiaonihictors of.the Academy of Sciencesof the U.S.S.Re Mglbtoy Stat6 UnlverditY 'Inatitut poluprovodnikov Akadexii Nauk SSSR, No"lotovskiy gosudarstvennyy universitet) PRISENTM B]r: SMWTTED: 23.2.1957 AVAILABLIt wibrary of Congress card i/I .2 t1- 7 700 24(4 AUTHORSs TITLE: 67388 , SOV/181 'i-9-6/31 Kornfelid, A. I., Soohava, L. S. Fluctuations of Co'nduotivjty in Solid and Liquid Antimony Sulfide PMODICAL: Fizika tverdogo tela, 1959, Vol 1, Nr 9, pp 1366 1369 (USSR) ABSTRACT. The present paper givev an account of the investigation of these fluctuations in a wide temperature range, which includes the liquid state of the semiconductor (Sb 2S3)..Sb2S 3 is, according to V. A. Yuricov, a semiconductor also in the liquid state and- furthermore it has a relatively low melting point (5500C)'.:The Sb 5 was prepared by melting antimony and sulfur 2 3 in a stoichiometric ratio in pumped quartz ampiils. The ex- periments proper were made in an ampul of 'difficultly meltable glass with four tungsten electrodes. The fluctuation voltage was measured between the potential electrodes of the sample. According to the results of the provisional experiments there occurs a so-called excess noise of th.6-amperage in Sb 2SP and 2' it holds '~-Vz VnY~\f. Here, lj'e~jv denotes the measur- Card 1/4 77 TR 67388 Fluctuations of Conductivity in Solid and Liquid SOV/181-1-9-6/31 Antimony Sulfide able value of the fluotustion voltage, f is the frequency, at which m*asureaent was made, Af is the band width of the frequencies of the measu:ring apparatus. In most of the cases, m and n are in the vicinity of 1. As a measure for these fluctuations one selects the dimensionless quantity In the antimony-sulfide samples investigated V f here the fluctuation voltage linearly depends only to a dertain degree on the voltage on-the sample, and then rises consider- bly f pto Thus, for example, the proportionality between V r. 0 :nd V2 ends at 180 a fit a voltage of , 7 v on the sample. All current noise measuroments (the dependence on frequency and on temperature) took place in the.range of the linear dependence upon the voltaige applied. The spectral density of the fluctuatioue- of conductivity.depends in the entire -. ~ measuring range (25 to 10,000 8yoles) according to -1/f 0~ frequency. Between 180 and 380 C no deviation from this de- pendence was found. Also in the case of,measurements on Card 2/4 samples witha purity of 99.99%,the same form of the spectrum 67388 Fluctuations of Conductivity in Solid and Liquid SOV/181-1-9-6/31- Antimony Sulfide was found. The temperatu:~e dependence of the intensity of flu8tuatijons was measured in the temperature range 180 to 580 C- In this temperature range lg,)l depends (in which connection p Iholds)*almost.linearly on temper- V rx ature. Control-meautiremente-made in the same temperature, range on samples having a purity degree of 99.99~6 yielded very similar results with respect to the current noise and also with respect to the temperature dependence. The'fluctu- 0 6, ations of conductivity at-.200 C (n,- 4.10- ) are by 1.5 - 2 orders larger than in scmiconductors. The most interesting, however, is the exponential depen 'dence of the amount of fluctuations on temperature. In the temperature range investigated here the anount of fluctuations decreases by thousand times. Th*ro iii a clear,parallelism for the temper- ature dependenoelof the noise level and the resistivity in one and the same sample. Ab3o the low level of current noise in liquid antimony sulfide is to be pointed out. There are Card 3/4 5 figures and 2 Soviet references. Fluctuations of Conductivity In Solid and Liquid 67388 AntimOnY Sulfide SOT/181-1-9-6/31 ASSOCIATION, In&titut Poluprovodnikov AN SSSR Leningrad 30miconduc Of the AS-ISSR.Leningrad) SUBMITTEDs November 14, 195e Card 4/4 0 67389 044) BOV/181-1-9-7/31 Kornf*lldp AUTHORSs M. I., Sochava, L. S. TITLE: Fluctuations of Conductivity~in Amorphous Semiconductors PSRIODICA L: Fizika tverdogo telat 19591 Vol 1, Nr 9, pp 1370 - 1371 (USSR) ABSTRACTt As has been shown by Brophy (Ref 1), structural disturbances in gormani crystals aused by plastic deformation lead to an increase in conductivity fluctuations (current noise).One can therefore assume that these fluctuations will be especially large in greatly disturbed (e.g4 amorphous) struct- ures. To prove this, the authors measured the amount of current noise in the following amorphous somiaonductors. TI 2Te.As2Te3 and T12Se.As2To3 (the samples were prepared by B.T. Kolomiyets and T. K. Mamontov). The first-mentioned sample had the following characterinticsi resiotivitys 15 ohm.cm, width of the forbidden zone: 0-59 evi concentration of majority carrier (holes)t 4.10 is em-3 (at 200C), its mobilitys 0.1 am 2/v sea. The current noise measurement was made by the Card 1/2 four-electrode method at 1400 cps. The setup used is described , 1--, KOFIOTLID, Hsjv,; MIRLIN, D,N. Temperature dependence of low-frequenc7 conductivity.fluctuations in germanium. Fix.tvar.tela I no.12:1866-1868 D 159. (MIRA 13:5) 1. Institat poluprovodnikov AN SSSR, Leningrad. (Germanium-lLectric properties) 8/18 60/002/01/10/035 BOOSY33 Boll AUTHOR: TITLE: Light a9mrsi-onpin Germanium +1 PERIODICAL: Fizika tverdogo tela, 1960, Vol. 2p No. 1, pp. 48 - 49 TEXT: The author offers inVestigation results of light dispersion in germanium in the shortwave range 1-5 - 2.2 g and in a wide temperature range between 80 and 4600K. The experimental results are depicted in Fig. 1, where the energy of the light quantum is plotted on the abscissa and the square of the refractive index on the ordinate. These results can be expressed by the quantum-mechanical dispersion formula (Ref. 3): n2 _A + 2 B 2 o Ap B9.Za - constants, E - W - energy of the light * - E quantum. The curves in Fig. I were calculated with the aid of this formula for A - 12.7, B - 6.0 and the Em values specified in the Table~ The applicability of this formula is even more convincingly proven by Fig. 2. The results obtained by C. D. Salzberg and J. J. Villa (empty Card 1/2 Light Dispersion in Germanium V/C S/1 81/60/002/01/10/035 Bo08/BOll circles) are e author for 2910K (full ned by th given values of the con- circiles) and those obtai ated from the -termed *&a calcul scribed by a On given hers. The curve rsion Of light is do here are 2 figureaq stants. Thuag the iisPe energy- T h adeftuite transition formula wit d 3 references; i Soviet' rad (Institute tableo an t poluprovOdnikov AN SSSR9 Lening, i------- ; Institu onduotlora AS USSR Leningr-ad) ASSOCIATIO" of Semic SUBMITTED: july 3o9 1959 /C Card 2/2 S/181/60/002/01/35/035 ? B000014 AUTHOR: Kornfelld, M. 1. WMEWM~ TITLE: Light AbsorptionAn Germanium PERIODICALt Fizika tverdogo tela) 1960, Vol. 2, No. 1, pp. 179-180 TEXTs The absorption coefficient of gormanium single crystals was measur- ed Lore. The results obtained are reprosented in Fig. 1. Evaluation of these data leads to the follo .wing formulas at a Aexp (_ (E o-E) 0). 4 1 _kT) A - 2.10 am ; E0 - 0.89 ev; E - hv-. 'rho experimental data given in Refs. 1-3 correspond to this formula. rhe relations set up according to these data are represented in Fig. 2t E0 W E + kT(ln2-10 4 _ lnoC) (2a)j lnA - InV, + 0.89 - E (2b). It may be seen that the stability of the kT constants A and E is kept with.the highest degree of accuracy possible Card 1/2 concepts~ There are 2 figures and 4 non-Soviet references. ASSOCIATIONs Institut poluprovodnikov AN SSSR, Leningrad (Institute of Semiconductors of the a U5 SUBMITTED: September 23P 1959 Card 2/2 -,. -IORNM-'Di, K- 1-; NLUIN, D-1- Investigating the low-frequency fluctuations of conductivity In germanium appearing during lalumination. Fix., tvor* tela 2 no.5: 1026-1029 Ny 160* (KIRA 13:10) 1. Institut poluprovedullraw M SEISR, Leningrad. (Germinium-11,ectric proportion) 82599 S/056/60/039/01/07/029 L57,3/ 0 B0o6/B07O AUTHORSi Kornfelld, M. I., Lemanov, V. V. TITLE: Quadrupole Effect in the Nuclear Magnetic Resonand in the NaNO 3-AgNO3 Mixed CryntalT- PERIODICAL% Zhurnal ek"perimentallnoy i tooreticheakoy fiziki, ig6o, Vol- 39, No. 1 (7), pp. 53-56 TEXT% In the introduction, the authors discuss the methods and results of investigations of the quadrupole effects in nuclear magnetic resonance in cubical crystals (Refs. 1, 2), and refer, among other things, to the inad- equacy of these crystals since it is not possible with them, for example, to observe the satellites with m j 1/2) of the central ) (transition m --p m-1 line (m - 1/2 -* m - _i/2 separately. In crystals with lower symmetry, the electric field strength in the lattice is non-vanishing and,the ab- sorption line is split into its components, that is, into the central line and its satellites. To investigate the intensity of the satellites the authors used NaNO 3 -AgNO3mixed crystals and NaNO 3 single crystals. On Card 1/3 82599 Quadrupole Effect in the Nuclear Magnetic S/056J60/039/01/07/029 Resonance in the NaNO 3_kgWO3 Mixed Crystals B006/BO70 account of rhombohedral symmetry, the latter show a splitting of the Na23 line into a central line and two symmetrically situated satellites~ To 23 investigate the influence of impurities on the Na spectrum, the authors used the above mentioned mixed crystals where Ag +replaces the Va+ ion. By the investigation of the line spectrtim it was found that the breadth of the satellite lines depended on the orientation of the crystal in the V~ magnetic field Q400 0e)- For 9 - 0 and 900 (1 - angle between the sym- metry axis and 9), the satellites and the central line had a breadth of the order of 2-2.5 kc/sec which correspands to a dipole-dipole width. For intermediate positions, the satellites became broader but their intensity remained constant and independent of the position. This effect may be explained by the mosaic structure. Fig. I shows the nuclear mag- netic resonance spectra 0for pure NaNO 3' NaN03 + 0' 5% AgNO3and KaNO 3 + + 2.1% AgNO 3 for I - 90 . In Fig. 2 the relative satellite intensity is shown as a function of the AgNO 3 content. The intensity diminished rapid- ly with increasing Ag. concentration. For a concentration of 0.021 (21 A9+ ions per 1000 Na+) the satellites completely disappeared. The Card 2/3 82599 Quadrupole Effect in the Nuclear Magnetic Resonance in the NaNO ~ S/056~60/039/01/07/029 3-AgNO3 Mixed Crystals B006/ 'b'070 fact that the satellites show no broadening makes Possible an analysis of the experimental results by the method of the critical sphere. it May be rightly assumed that no impurity ions (Ag+) penetrate into the cr tic sphere. From this it is concluded that the critical sphere contains i al 138 Na+ ions and has a radius of about 13 A. There are 2 figures and 5 references: 2 Soviet, 1 American, and I Japanese. ASSOCIATION: Institut Poluprovodnikov kkallemii nauk SSSR (Institute of- Semiconductors of the Academr Of Sciences of the USSR) SUBMITTEDs February 19, 1960 Card 313 83171 Nuclear-magnetic Resonance in Plastically Deformed Hook Salt S/056 60/039/002/008/044 B006YB056 occurring in plastic compression were-found to be linear; they are not described as dislocations but as distortion centers. In consideration of this fact as well as of the lacking of a broadening of the absorption lines, the authoral like in the case of impurity crystals, used the model of the critical sphere for calculating the satellite intensities in the case of randomly distributed distortion centers. Thusp ln(,T/JO) 9s - cv O/vo . J and J0 are the satellite intensities in the de- formed and undeformed crystal, respectively, o the distortion-center concentration, Yo the volume taken up by such a center, and Y. the volume of the critical sphere. It may be assumed that c is proportional to the degree of deformation, so that ln(JIJO) would be a linear funo- tion of the degree of deformation. The diagram shows that this is ao- tually the case. The authors finally show a possibility of estimating the size of the criticalu:phorejrom two relations set up for the field gradients. Thus, the val of 1 A is obtained for the radius of the critical sphere in plastically deformed NaCl. There are 1 figure and 6 references: 2 Sovieto 3 Japanese, and I British. Card 2/3 4~, 7,~70 0 AUTHOR, Kornfelld, M. I., Lemanov, V. V. 26700 8/056/61/041/005/015/036 B102/BIO8 TITLE- Distortion of the NaCl lattice by Ag Br- and K`- impurities PERIODICAL: Zhurnal eksperimentallnoy i teoretichookoy fiziki. v- 41- no. 501), 1961, 1454 - 146o TEM Nuclear magnetic resonance measurements were used to study the Isttice distortions caused by impurity ions. The character and the amount of the distortions can be determined from an investigation of the quadrupole effects in this resonance. The interaction of the nuclear quadrupole moments with the electric field gradient causes a shift, of the "satellite" frequencies which is proportional to the vicinity of the nucleus to the impurity ion. A "critical sphere" exists around this ion. For nuclei within it, the satellite frequency shift is greater than the half.-width of the absorption line at the noise level. In order to deteimine the properties of this sphere and the lattic-6 distortions at its boundaries, -the authors measured the dependence of the lattice constant and of the intensity of the nuclear magnetic resonance absorption lines of Card 1/4 2-700 S/Y5'(,'/ 61 /04 1 /005/015/038 Distortion.of the NaCl-.- B102/B108 d KC1 in NaCl NFL 2-5 on the concentration of the impurities AgC17 NaBr an 4., 11 and is. The maxiMUM impurity concentrations were singie crysta tively. The lattice parameters wore measured by 3 mol-a%, rospec A. 1. Zaslavskiy and T. B. Zhak,ova by means of aPKY.-114 (RKU..114) camera and Cu K radiation, with an accuracy of +A-10-4 R. The relative changes a I of -the lattice parameters 4a/a0were found to be linear functions of the impurity concentrations. The largest changes were observed for NaCl-KC1. The absorption lines of Na 23 in pure and in Lmpurifie,d samples were measured with an apparatus described in an earlier paper (V. V. Lemanov, PTE-, .1.,, 126, 1961). The intensities of the absorption lines decreased exp()J~tl.ally with increasing impurity concentrations and approached the intensity of the central line, which was 40% of the total intensi~,y for Na 23 with a nuclear spin Of 3/2. '%"'.Lth a further increase in concentra- tion, also the central line was weakened, due to second-crder quadrupole effects. These effects became evident at 3 mole% of KC1 and 10 mole% Of NaBr. For AgCI impurities, no decrease in the intensity of the central line was observed. The first parts of the curves J1j f(c) can be 0 Card 2/4 26700 DiStOrtion of the NaCl... 1/1156/61/041/005/015/038 B102/B108 approached by straight lines. From their slope, the number n of N + ions within the critical sphere (radius R) can be determined. ThT following was founds A + a R ~- 16 9 , n-76, R - 8-91; Br-: n - 200 -7 R. 0 as a function of the total vO R ~ 12*4 n - 460, J/i 5pheres obeYs a h."erbolic law and, at lume no of the critical independent of the nature Of the impu low impurity concentrationi, ja Cf the nature of the rity. I Aaj/aO - f(nc) is independent lattioe distortions aimpurity and has a linear Course. The elastic re determined from the components of the 3 tensor which interrelates It and the elastic lattice deformations. The frequency shift of the satellite lines for quadrupole interaction is given by AV = 3eQ(2m_j )THH/41(2I_j)h, where I is the nuclear spin, Q the nuclear quadrupoie moment and JHH is the component of the field gradient in the direction of 1. With this formula, ?HH can be determined for nuclei situated at the boundary of the sphere. YjjH was found t' be about .1012 CGSE units. critical. sphere wFrom this, the deformation at the boundaory of the Card 3/4 . as determined to be of the order of io-3. The relative 34022 8/0511"62/042/001/047/048 C) B142 B112 AUTHORS: Devyatkova, Ye. D., Kornfelld, M. I., Smirnov~ 1. A. TITLE: Phonon scattering from iapurity ions in the NaCl crystal PERIODICAL: Zhurnal skeperimentalinoy i teoreticheskoy fiziki, v. 42, no. 10 1962, 307-308 TEXT: The principal impurities contained in the NaCl crystal are Ag Br, and Their presence causes the latUce distortions and the formation of scattering centers for phonons. Tho scattering cross section is proportional to the square of.the radiiis of the distorted domains. This means that for Ag+, Br-, and K* the ra:twio of their scattering arose sec tions will be I : 2-0 : 3.5 (ratio of the radii of the distorted domain; - 1 : 1.4 -- 1-9). In the following proof is furnished for this statement. For low impurity ion concentrations 6R/Ro - f(lollw), where Ro - thermal resistance of the pure crystal, AR - additional thermal resistance due to impurities, 1 01 1w a mean free path of phonons. Since 1o^11/RJCv and 1w/-- 11SN, AR/Ro - f (q), where iL - SN/Rj'v. mean sound velocity, Card 1/2 KORMW D, M.I. 14ght dispernion in gorm"0431. Fiz. tver. tels, 2 no.1:48-49 jM-1604, .(MIRA 14:9) 1. Institut poluprovodnikov AN SSSR# Leningrad. (Gormaniuar-Optical properties) KORM, L I D, M. I. Light absorption in germanium. Fiz. tver. tela 2 no.1:179-180 jan l6o. (MIU 14:9) 1. Institut poluprovodnikov IS SSSR, Leningrad. (Germaniun-Optical properties) KORIUSLID, M.I.; LEMAMV, V.V. Distortions of the MCI. lattice by A9+, ]3r-p*and.K* impurity ions. Zhur. ekap. i teor. fiz. 41 no.5:1454-1460 N 161.(MIRA 11+:12) 1. Institut poluprovodnikov AN SSSR. (Dialwations in crystals) (Salt crystals) (Ions) DEVYATKOVA, Ye.D.; KORMILID, M.L.; S,HIRNCIV., I.A. Phonon scattering on impurity ions in sodium chloride crystals. Zhur.ekspoi teor.fiz. 42 no,,I.-307-308 Ja 962. (MIRA 15;3) 1. Institut polupravodzdkov JUI SSSR. (Iona) (Sodium chloride arystals) (Scattering (Physics)) S/18 62/004/012/046/052 B125XB102 AUTHORS: Devyatkova, Ye. D., Kornfelld, M. I., and Smirnov, I. A. TITLE: Phonon scattering from impurity ions of Ag, Br, K, Li, I, and Rb in sodium chloride crystals PERIODICAL: Fizika tverdogo tela, v- 4p no. 120 1962, 3669-3670 TEXT: The heat conduction of NaCl-crystalswas measured at room temperature with added Li+, I - and Rb*. The local distortions of t.he NaCl-lattice near'.- the impurity ions listed have been investigated by M. 1. Kornfelld, V. V. Lemanov (ZhETF, 43, 2021, 1962). The relative changes of the thermak- + resistance AR/Ro for the samples with impurities of Li+, I-, Rb (present.'~ paper) and Ag+, Br-, .and K_ as.a function. of t~e dimensionless i-SN/Ro VC v fit the same curve very well. The values 0, 1.0,'2.0, 3.0, 4.0 and 5.0 of -1 correspond with the values o-0.32, -0-48, -0.62, -0-74 and -0-85 of 6R/Ro* 3 is the cross section of the distorted zone, N the number of impurity ions per unit volume, the mean sound velocity, C v the specific heat. There-is I figure. Card 1/2 Phonon scattering from i She 62/004/012/046/052 mpurity... B 125XB 102 ASSOCIATION: Institut poluprovodnikov AN SSSR,-Leningrad (Institute of Semiconductors AS UJSS.R, Leningrad) SUBMITTED:, August 2, 1962 Card 2/2 S/05 62/043/006/009/o67 B1 54YB1 02 .~Lemanov, V. V. AUTHORSs Kornfelld, M I TITLE% On local didtortions-of a crystal lattice by impurity ions PERIODICAL: Zhurnal eksperimentallnoy i teoreticheskoy fiziki, v. 43, no. ~(12), 1962, 2021 - 2023 TEXT: The dimensions of the distorted zones around Ag +, Br k+ impurities in the NaCl lattice have already been investigated by M. I. Kornfelld, and V. V. Lemanov (ZhETF, 41, 1454, 1961) by !ay of the critical sphere with the impurity.ion in the center and fixed deformation on its surface. For I Li+, Rb+ the distorted-zone dimensions were determined in this paper. Basing on the theory of elasticity of continuous media, the range R of the deformation e from the center of the sphere is given by L(r the deformation on the sphere's 3/R3 C = C 0 r0 where co n r 0)/ro is surface, r is the radius of a hollow sphere in the medium and r is the 0 n radius of a little sphere inserted in it. -S. depends on the relation between the elastic prope'rties of the medium and the little sphere. If a Card 1/2 On-local distortions of... S/05 62/043/006/009/067 B 1 54YB1 02 molecule consistin6 of the impurity ion and six neighboring ions with opposite sign is as*umed to form the sphere, then the elastic properties of the crystals considered are nearly equal and -, Q'112 in all cases.' The values of r which are the.ionio diotances are taken from the Index n to X Ray Povider Data File (ASTM, Philadelphia, 1959). For r (NaCl) 0 2.8201 2 is obtained. Thus the authors determined the following values for i'E;1.103:0.18 (Ag+), 0.24 (Br-),10.'24 (Li+), 0.19 (K+), 0.23'(1-), 0.-20 (Rb~. Good agreements between the calcul'ations and experimental data are observed when the ionic distances of the,corresponding lattice are used as characteristic dimensions. If the impur~ity ion is assumed to form the sphere then the results calculated will disagree with,experiment. There is .1 table. AS"OCIATION: Institut.poluprovodnikov Akademii nauk SSSR (Institute of Semiconductors-of the Academy of Sciences--USSR) SUBMITTED: July 7, 1962 Card 2/2' DEVYATKOVA, Ye.D.; SMUMVP I.A. Phonon scatteting"biflapu'rity 1~ of Ag, Br, K, Li, I, Rb in sodium chloride crystils. Fiz.tver.tela 4 no.12:3669-3670 D l62. ') I (MIRA 15t12, 1. Inatitut,polWrovodnikov AN SSSR, lAningrad. (Scattering (Physics)) (Sodium chloride crystals) ACCESSION NR: AP4033137 s/0120/64/0001002/015010152 AUTHOR: Abayev, M. Li Kornfolld, U. L TIT, LE: Measuring internal friction In solid-state bodies SOURCE: Pribory* i tekhnika eksperime i-o. 2, 1964, ISO-IS2 TOPIC 'iAGS: friction, solid body internal friction. internal friction measurem'ent, internal friction electrostatic measurement ABSTRACT: A new electrostatic method for measuring internal friction is free froin two shortcomings of the techniques used heretofore: cementing the specimen. to the vibrator and electric contact wilh the specimen. The,l&x5xl-mm specimen rests on two 0.07-mrn glasti filaments whose ends are welded to a glass disk (see Enclosure 1). Four Pt electrodes are cathode-sprayed on the disk surface. Two inner electrodes are intended for generating cantilever vibi'ations in the specimen by an electrostatic Mild; two outer electrodes, for measuring the Card 1/ 3 ACCESSION NR; AP403313T vibration amplitude by a variation of capacitance between these electrodes and the specimen. The device permits measuring the internal friction (from 10-6 and hi her) in the kc range within 100-600K. by attenuation of the specimen's free 9 vibrationa. "The authors wish to thank V. V. Sokolov who built the mechanical part of the device. 11 Orig. art. has; :5 figures and I formula. ASSOCIATION: Institut poluprovodnikov AN SSSR (Institute of Semiconductors, AN SSSR) SUBMITTED: 09Apr63 DATE ACQ: IlMayW ENCL: 0 1 SUB CODE: $3 NO REW SOV: 00 1 OTHER: 004 Card 2.13 KORNM I Dj M. I. Zrroriv and reliabilliq of simple experiments. Vop. fiz. nauk 85 no.3:533-542 W 165, (MIRA 18:4) ~=Mper buted to ~iHffus of.11 Aaarrmiing occurs -dapdnds__bfi" !,concentration the I loyer. the-, p. ldij,,~pt cliarips-Ahe curva-_Of~~, Yi *; Y.a P11- i .-f r -) . : I : N ~ L 64~A_66 EWT(I)/EWT(M)/EPF(c)/SPF(n)-2/EWP(j)/T/E'dP(t)/EWP(b) IJP(c) iCCRSST011 VR: AP501985!5 JD/JW/GG/RI4 uR/O]8j_/65/OOT/O08/239V23q6. Sochava, AUTHOR: KornKeVa,&j1.' TITLE., C2nmplexes of Ma2"" and F_ impurity. ions In strontMm chloride C99 Is SORCE: Fizika MOP, tela# ve TP no. 8, 19650 2391-2396 TOPIC TAGS: strontium compound$ magnesium crystal Impurity,, inter- molecular complex) EPR apectrumt,crystal symmetry 'z~ ABS"ARACT- The purpos*e~of the J~wq'~taatlon was to check whether complex tons can be made ~p of two impurity-ions In the case when the two ions have the same charge as the corresponding regular lattice points. To this end, the EPH method was used to observe the formation of tuo types of complexes in SrC12 crystals (cubic lattice of the fluorite type), M 2+ -F- and Mre+-2F~'. The SrCla single crystals u .ere grown from pTwder by a procedure described by the authors elsewhere (FTT v. 5, 2232,, 1963). The measurements were made in the 3-cm band with an RE-1301 spectrometer at 7T and 3WK. Tests were made to determine the solubility of the fluorine in the SrCl,~_, as a function of the temperature and the heat treatment of the sample. This was followed by irrrestigations -of the dependence of the axial and rhombic EPH spectra on the fluorine concentration. The results show that both spectra are due to the presence of fluorine ions in the neareat surrounding of the Ve+8 the aXial Card L6454-66 ACCESSION IM: AP5019855 ,trum being due to the'c one F~"~ ionp and the rhomb1c to 'he complex spec omplex with with two Ir iona. The effect of the fluorine ions on the Mstmine-f'4ield wjm- metry is disoussed. It. is also.shown that alignment of the fluorine ions with the manganese ions is energeticeJ4 more favored than an arrangement corresponding to the regularlattice. "The authors thank G.-L. Bir for useful advice.- Orige axt* has: 3 figureso, ASSOCIATION: Inatitut poluprovodnikav AN SSSR, Leningrad (Institute of'Semicon- ductors, AN SS UUMITTED: OlMaA5 ENCLe. 00, MM CODE: SS ILq MF sOV: ooT GTM: 008 ACC NRt APS022728 SOURCE CODE: UR/0181/65/007/009/2809/2815 4W AUT11ORt Abay6vt M4 L; Konfeltdo M. 'I. ORG: Institute of emicanductors.-M GSSR, Leningrad (Institute poluprovadnikov AH~ SSSR) TITLE: Pore formation during decomposition of solid solutions of bivalent ions in~ sodium chloride SOURCE: Flzika tverdogo telas ve 79 no* 90 1965, 2809-2815 TOPIC TAGS: sodium chlorid4,11ight-~scattering, solid solution, crystal impurity, :1:11:Vtal structure, crystal defeat ABSTRACT: The process of porelormation duri decomposition of solidsolutions of He2 ions in NaCl is studied. Single cryst pecimens with the folla .wingimpurities , CaCIZ,-COC12, NICI- were used: BaC17, SrCl? A.Z. HnC12, CdC12, ZnC12 and PbC12. A pho- tom1crograph Is given of a crystal with an admixture of BaC12. "Rods" lying along the axis are clearly visible, although some of them are at a slight angle to this axis* These "rods" reach ajength of 10-15 p with,thicknesses up-to-I.p. Quench ing from 7000C completely eliminates ttuise llrodsll~which indicates that they appear during decomposition of the solid solution. . It is assumed that these objei:ts. are pores. While there were no- visible -pores In the other crystals studied, light scat- Card 1/2 CQrd 2/2 KORMLD, V. --1-1------ Histologic technique in nerve -~Jesue staining. Biol.listy 31 Suppl:164-173 2 Jan 1951. (CLKL 20:9) 1. Of the Institute of Embryology of Charles University, Prague (Heacl-Prof. Z. Frankenberger, M*D.). Author is M.D. LMIN, Tonismin Yeftsovich; KAKAUN, Rafael' Galiyovich; APEM!.D,. VII, red&Mor; YABLCKSUYA, L.V,., redaktor; SMSON. I.No, tekhnici2o- skly r*daktor.. [Axperience in operating 4qieu-hearth furnaces vith mAgnealte- chromite crowns] Opyt skepluitateit martenevskikh pechei a uagne- sitekhromitawymi ovedami. bleskya, Goa.uauchn*-tekhn.izd-ve lit.ry p* chernal i tavatnoi metalAurgil, 1956. 47 P. (mM 9:4) (Chelyabinsk-Open-boarth furnaces) TRIJBITSIM, K.K., kandidat tekhaicheekikh nail ; MUISHIKOV, R.I., bmadidmit tokhni6heskikh nauk; 1GRIM D" V.I., kandidat tokbuichaskikh nal*. Intensification of the scrap votal process by feeding oxygen into the flaw jet. Sbor.trud.TSNIICHK no.13-.56-108 156. (WAA 9: 11) 1. Wentrallnyy muchno-leslod.ovatel'okly Institut chernoy metal- lurgii, Moskovskiy institut stall. TSentroonergochernot. (Open-hearth prccess) (Ozrgen-ludustrial applications) 18(5) PHASE I BOOK EXPLOITATION SOV/2295 Moscow. Institut stali Primeneniye kisloroda v staleplavillnom proizvodstve (Use of OxygeIn In Steelmaking)'Moscow, Metallurgizdat, 1957. 418 p. (Series: Its: Sbornik, 37) Errata slip inserted. 3,500 copies printed. Ed.: Ye. A. Borko; Ed. of Publishing House: Ya. D. Rozentsveyg; Tech. Ed.: Ye. B. Vaynshteyn; Editorial Board of the Insti- tute: M.A. Glinkov, Doctor, Professor; R.N. Grigorash, Can- didate of Technical Sciences, Docent; N.T. Gudtsov, Academician; V.P. Yelyutin, Doctor, Professor; A.A. Zhukhovitskiy, Doctor, Professor; I.-N. Kidin, (Reap. Ed.) Doctor, Professor; B.G. Livshits, Doctor, Professor; A. P. L3~ibimov, Doctor, Professor I.M. Pavlov, Corresponding Member, Academy of Sciences, UoSR; K.G. Trubin,. Doctor, Profestor; and A. N. Pokhvisnev, Doctor, Professor PURPOSE: This collection of articles is intended for scientific, industrial, chemical, and metallurgical engineers, physicists Card 1/9 Use of Oxygen in Steelmaking and students. SOV/2295 COVERAGE: This book is a colloction of scientific research papers. on the utilizations of oxygon in steelmaking. The use of oxygen blast for the intensification of fuel combustion and the in- troduction of oxygen into liquid metal in order to oxidize ad- mixtures are among the topies discussed. The use of oxygen in scrap-ore processes for making steel from pig iron with a high phosphorus content is also discussed. Several articles deal with the heating and procesning fundamentals of steelmaking in a recirculation steel-melting furnace. Individual akicles deal with the economics of i3teelmaking with oxygen-blast and the optimum conditions for effective utilization of oxygen. No personalities are mentioned. References follow each article. TABLE OF CONTENTS: FiliPOv, S.I. (Professor, Doctor of Technical Sciences Kinetics of Oxidation of Elements~in the Metal Jkth During Oxygen Blast 5 The author discusses oxidation of carbon, manganese, silicon, Card 2/9- Use of Oxygen in Steelmaking SOV/2295 and phosphorus, in relation to the rate of introduction of oxygen into the bath- Glinkov, M.A. [Professor, Doctor of Technical Sciences] and V.I. Mitkalinnyy [Candidate of Technical Sciences]. Thermal Work of Open-hearth Furnaces in the Scrap Process 22 The authors describe modifications made on a furnace to achieve higher efficiency when oxygen blast is introduced. Kuznetsov, N.S. [Docent]. Intensification of the Open-hearth Process by Utilizing Oxygen for Fuel Combustion -43 The author discusses the relationship b6tween the ratio Of oxygen introduced, and the heat value of the fuel gas. He also makes recommendations-'or changes in the refractory lining of furnaces. Kharitonov, A.S. [Candidate of Technical Sciences], and K.G. r . Use of Oxygen Turbififfoctor of Technical Sciences, Professop for Int-ensification of Decarbonization in the Open-heatth Bath 38 Card 3/9 Use of Oxygen in Steelmaking SOV/2295 The authors study the possibilities of shortening heat time by forced decarbonization, and by reheating metal during the rimming period with oxygen blast. Kornfeld V_JL (Candidate of Technical Sciences]. Effect of Oxygen Utilization on the Degasific'ation of Metal During Melting (Open-hearth Scrap Process) 80 This article is a study of the concentration of gases present in metal in the bath at varying rates of oxygen enrichEent of the air and under various conditions of oxygen blast. Orlov, V.I. [Candidate of Technical Sciences], R.M. Ivanov, [Engineer], and Kh. D. Yerinin [Engineer]. Gas Content in the Open-hearth Bath 98 8. The authors discuss the content of oxygen, hydrogen, and nitrogen present in the opon-hearth bath at various stages of the heat Bannyy, N.P. [Candidate of Economic Sciences], and V.A. Romenets Card 4/9 Use of Oxygen in Steelmaking SOV/2295 [Candidate of Technical Sciences]. Technical and Economic Efficiency of Oxygen Utilization in Open-hearth'Frocesses 124 Oyks, G.N. I~octor of Technical Sciences,[Professorl, Yu. V. Kryakovskiy [Candidate of Technical Sciences], and V.P. Grigorlyev [Engineer]. Intensifying Open-bearth Conversion of High-phosphorus Fig Iron by Introducing Oxygen Into the Bath 138 Oyks, G.N., Yu, V. Kryakovskiy, Ye. A. Kapustin, and V.P. Grigorlyev. Efficiency of Oxygen Utilization for Enriching Air in the Open-hdlrth Conversion of High-phosphorous.Pig Iron 152 The author descrites comparative industrial tests of different stages of the open-hearth process with and with- out the use of oxygen. Oyks, G.N. Selecting the Prope:? Method for Open-hearth Conversion of High-phosphorus Pig Iron 166 The author suggests a compots-ItIon of open-hearth charge, which, combined with oxygen blast, is supposedly more efficient in dephospharization. Card 5/ 9 Use of Oxygen in Steelmaking SOV/2295 Abrosimov, Ye. V. [Candidate of Technical Sciences, Docent]. Intensification of the Open-hearth Scrap Process With Oxygen 177 The author discusses the use of oxygen blast for the in- tensification of fuel combustion, for the meltdown, for the direct oxidation of charge elements, and for the duration of the entire heat.. Abrosimov Ye. V., V.A. Kudrir, [Candidate of Technical Scien- ces), and 0.1. Demin [Candidate of Technical Sciences, Docent]. Materlil and Heat Balances of the Open-hearth Scrap Process With Oxygen Blast 195 The authors give an account; of a comparative experimental inveqtigAtions of heat and material balances of open-hearth processes with and without oxygen blast. Kudrin, V.A. Temporary Overoxidation of the Open-hearth Bath During Oxygen Blast 214 Abrosimov, Ye. V., and V.A., Kudrin. Course of Carbon Oxi- dation in the Open-hearth Bath During Oxygen Blast 232 Card 619 Use of Oxygen in Steelmaking SOV/2295 Kudrin, V.A., and Ye. V. Abrosimov. Possibility of Decreasing Time of the Rimming Process Proper in the Open-hearth Bath During Oxygen Blast 252 The author presents a method of decreasing rimming time to 4 to 5 minutes, thus increasing production by 5 to 10 percent Kryakovskiy, Yu. V. Dust Formation in the Open-hearth Furnace During the Scrap Process 260 Aleksandrova, A.I. [Candidate of Technical Sciences], G.N. Oyks, and N.P. Bannyy. Making Steel Frour High-phosphorus Pig Iron 281 The authors discuss production data for the conversion of high-phosphorus pig iron, including heat time, slag forma- tion, and the effect of oxygen on fuel consumption. Glinkov, M.A. Doctor of Teahnical Sciences [Professor], and N.S. Vavilov [Candidate of Technical Sciences]. Heat Exchange Above the Bath of a Recirculation Steel-melting Furnace 305 Card 7/ 9 Use of Oxygen in Steelmaking SOV/2295 This article deals with the thermal and technical aspects of a 1-0-ton industrial recirculation steel-melting furnace with simultaneous fuel feed from both ends accompanied by the application of oxygep-enriched air. Krivandin, V.A. [Candidate of T4;chnical Sciences). Study of Combustion in the Recirculation Steel--;melting Furnace 330 The author describes an investigat0lon of the combustion processes, furnace gases, and composition of the exhaust gases. Rekhtman, A. Ya. [Candidate of Technical Sciences, Docent]. Special Characteristics of Gas Pl'ov in a Recirculation Steel- melting Furnace 354 The author discusses investigations made in a model furn- ace fo r the study of gas flow, the distribution of combus- tl= products,-and the dist:pibution of pressure on the Valle. Demin, G.I. [Docent]. Heat Balances of a Recirculation Steel- melting Furnace 372 Card 8/ 9 Use of Oxygen In Steelmaking SOV/2295 Molchanov, N.G. [Candidate of Technical Sciences, Docent). Com- parison of Gaseous Fuel Combustion Processes in Furnaces With Throughand Recirculating Gas Flows 377 Livshits, B.G. [Doctor of Technical Sciences, Professor), L.A. Shishko [Candidate of Technical Sciences, Docent), and N.G. Lakhman [Engineer]. Quality of Steel Made in a Recircu~- lation Steel-melting Furnace 395 The authors.investigate the qualities of recirculation- furnace steels, comparing them vtth ord1nary open-hearth steel. AVAILABLE: Library of Congress Go/ec Card 9/9 10-12-59 AUTHOR TITLE PERIODICAL ABSTRACT CARD 1/2 rA - 4444 KORNFEL~D:_Y :Qand-teQh-9_VOYTOV A.O., KOSHELEV V.I., eng* gxoke:~Temperatur* at -the Cmtlet from the Working Space of an Open-Hearth Furnace' (Tespers,turs, dyme, u vykhoda iz rabochego prostranstv& marten;vskoy-1echi. Russian) Still 1957, Voltl7w Nr 3,:pp 213 - 219 Received: 5/1957 : - ~ o Reviewea: 5/1957 In 1954 and 1955 the smoke temperatures in the vertical channels of the 200-t open-h*arth turnaces with magnesite chromite vaults and-with'hoads-olaw'-fotater~ite-bricke were measured in the course of more'' than 1 60, sieltint: operations. They were - carried out without using-oxygen~andxith_an enrich .91d air -with 25 and 30 0 * The smoki,tesperaturse were measured in the rear vertical air channel and-inlindividual oases also in the front air .channel and in th*.vertical gas channel at the.height of the window sills. A.suoking-off pyrometer with a tungsten- -molybdenum element was uted an measuring device. The smoke temperature at the outlet of the working space of an open- hearth-furnaoe changes within a wide range corresponding to the smelting-process and mairtly depends on whether the heat strain ,corresponds to the technological processes and to the intensity of the exothermal reactions in the liquid bath. If this in the case the enrichment of the sit by oxygen does not exercise any SOV/ 137-58-7-14368 Translation from: Referativnyy zhurnal, Metallurgiya, 1958, Nr 7, p 60(USSR) AUTHOR: Ko TITLE: Ir~~!,ttnce of the Conditiqns. of, Oxygen Use Upon the Degasifica- tion of theNetal. During Srn,elting (Open-hearth Scrap Process) Vliyaniye rezhima primeneniya kisloroda na degazatsiyu. metalla v khode plavki (martenovskiy skrap-protsess)) PERIODICAL: Sb. Mosk. in-t stali, 1957, Vol 37, pp 80-97 ABSTRACT: Changes in the gas contents of the metal (Me) were studied in experimental heats in a 70-t furnace operated with all-solid- steel charge and heated by heavy oil. 0?. was delivered into the jet of flame during charging and melt-down, and into the bath during the working period. An atmospheric zone of elevated oxidizing capacity devel.oped over the surface of the charge (the bath). Increase in hourly 02 consumption carried with it an in- crease in the (FeO)/(MjiOl ratio. As the slag becomes more acid, there is acceleral:ion of the burning off of the C during the charging and melting periods; the duration of these periods is reduced by the increase in the heat input possible as the in-. Card 1/Z tensity of combustion it; enhanced by 07. Because of the SO V1 137-58-7-14368 Influence of the Conditions of Oxygen Use Upon the Degasification (cont.) shorter period of contact with the furnace atmosphere, the Me absorbs less gas therefrom. With increasing hourly 02,, input, the gas content of the Me upon fusion increases owing to the improvement in deaeration of the Me at high rates of car- bon removal. The rise in (Fe0)/(Mn0) apparently diminishes the permeability of the slag to the H2 in the furnace atmosphere. When the Me is blown with 02 by lances through the doors with a relatilixely small contact interface between the 02 and the Me, a critical rate of blow (rate of delivery of 02 into the bath) is found to exist. When the rate of blow is higher than critical, the OZ is delivered to the point of reaction at a rate exceeding the arrival of C thereat, and the equalizatio 'n of the C contents of the Me becomes, probably, the slowest link in the carbon- removal process. The critical magnitude of rate of blow depends upon the method of introduction of the 02, the capacit,'f of the bath, and the range of C levels at which the blow is performed. As the :rate of blow is raised to the critical, decarb- urization increases, and gas removal. from the bath improves. Further increase in rate of blow has practically no effect upon them, whereas the oxidation of the Fe increases. Therefore, when the rate of blow is above the critical, there is a temporary accumulation of 0 in the hie which disappears as the composition of the Me becomes uniform; this then determines the duration of the period of pure boil (after oxygen blow) required. Card 2/2 L.K. 1. Metals- -Processing 2. Metals --Degaoification 3. Oxygen- -Metallurgical effects 4. Open hearth furnaces --Performance STROGAITOT. A.I.;,KORIWELID. T.N., red.; XHORAS, L.I., red. izd-va,; HMAYLOTA. [Vaing oxygen in converter steolmaking processes] Primemoonle kieloroda v kotiverternom proisirodetva stali. Moskva. Gos. nauchno-takhn. izd-vo lit-ry po chernoi i tovetnoi metallargit, 1958. 143 p. (KMA 11:11) (Steel-x6tallurgy) (ftygen-In4ustrial applic9tion) 1 SOV/133-58-12-7/19 AUTHOR: Kornfelld, V.N., Candidate of Technical Science TITLE: Abou't Practical _System'. of Intensifi- cation of the Open Hearth Process with Oxygen (Ob effektivnosti i ratsionallnom rezhime intensifikatsii martenovskoy plavki kislorodom) PERIODICALt Stall, 1958, Nr 12, pp 1095-1102 (USSR) ABSTRACTt A comparative analysis, of operational results obtained on various works using a supply of oxygen to flame for the intensification of open hearth process is made. The dependence of the increase in productivity (I) anq the decrease in specific fuel consumption (II) per lm-3 of oxygen consumed on the intensity of oxygen supply are shown in Fig 1; the dependence of mean velocity of oxidation of carbon during charging of hot iron and melting, changes in the rates of its increase and heat of combustion of CO evollred from the bath on the intensity of supply of oxygen in Fig 5; the efficiency of oxygen during various period!3 of experimental heats in Table 15 Card 1/4 the dependence of the efficiency of oxygen on the distri- bution of its supply (luring the individual smelting SOV/133-58-12-7/19 About . Efficient and F-mUL-al System of Intensification of the Open Hearth Process with Oxygen periods in Table 2. It is concluded that: 1) For the evaluation of the efficiency of application of oxygen for the intensification of open hearth process on various works the spealfic intensity of its supply to flame (n m3/hr : t/m4) ~.e. the amount of oxygen supplied per unit of time (n m-1/hr:) per unit of load on the furnace bottom (t/m-), can be taken as a determining parameter. 2) The efficiency of oxygen, i.e. the relative increase in the furnace proquctivity and the relative fuel economy obtained per 1 n m-3 of specific oxygen consumption is directly proportional to the specific intensity of oxygen supply kfor both routine and experimental heats on all works using oxygen). 3) A rational intensity of supply of oxygen to flame during charging and heating up periods is determined by the possibility of speeding up these operations, and thus depends on the conditions prevailing at the works. Thereforeq it should be experimentally Card 2/1+ determined in each melting shop. 4) A rational specific intensity of the supply of oxygen to flame during the ISOV/133-58-12-7/19 About '- Effiblent and PrsaticWL Syvt-eW--' of Intensification of the Open Hearth Process with Oxygen melting period is approximately 1000-1250 m3/hrs t/M2 for all works, operating by the scrap ore process, providing that a rapid and complete removal of slag is possible. 5) When tAe availability of oxygen is limited its supply with an equal intensity during the whole charging and melting periods, which is at present used on all works, is not always rational. The consumption of the whole available oxygen during the melting period is apparently rational in all works where speeding up of charging and heating up which is necessary when operating with oxygen during these periods, is more difficult than Card 3/1+ SOV/133-58-12-7/19 About ''.Efficient' and Pluctical System of Intensification of the Open Hearth Process with Oxygen speeding up changing of the slag ladles during the utilisation of oxygen in the melting period. There are 6 figures, 2 tables and 15 references (all Soviet). ASSOCIATIONs Tsentroenergoahermet Card 4/1+ SOV/133-59-6-13/41 AUTHORSt Kornfelldj._V~~, Candidate of Technical Sciences, 1--.111-A. Ko-shelev, V.I., Shorin, A.F. and Dymov, B.K., Engineers TITLE: Thermal Performance of an Open Hearth Furnace when Blowing Oxygen or Oxygen Water Mixture into the Bath (Teplovaya rabota martenovskoy pechi pr! produvke metalla) PERIODICAL: Stall, 19599 Nr 61 PP 513-520 (USSR) ABSTRACTi Thirty eight experimental heats with blowing oxygen into the metal bath were carried out on a 200 ton open hearth furnace operating with 70% of hot iron. The moment of the beginning of blowing was varied. In order to decrease the formation of fumes during blowing in some heats, water was introduced into the oxygen stream (0-7 - 0.9 litres per 1 m3 of oxygen). The consumption of o3qrgen during blowing,varied from 25 to 35 m3/min and when using water additions from 27 to 37 M3/min. Thermal load during the experimental heats was manually controlled on the basis of systematic Card 1/6 analyses of the combustion products in vertical flues SOV/133-59-6-13/41 Thermal Performance of an open Hearth Furnace when Blowing Oxygen or Oxygen Water Mixture into the Bath and temperatures of the roof (magnesite chromite) and the top of the air regenerators (upper layers - forsterite bricks). In some moments of the heats the thermal load was limited by draught capacity of the furnace. The oxygen supply to flame was cut off during blowing period in -order to economise oxygen. The experimental results obtained are shown in Figures 1 It was found that: 1) Due to an acceleration of decarburisation of metal and an intensification of the evolution of CO from the bath, thermal load during blowing is considerably decreased. Correspondingly the mean thermal load for the whole decarburisation period (from charging of hot iron to the end of blowing) also decreases. 2) When the.blowing is started at an optimal moment,, the course of heat in the thermo- technological sense substantially differs from the usual one for the open hearth process. Under experimental conditions the mean thermal load during Card 2/6 blowing was decreasing to 14 million cal/hr, whereupon SOV/133-59-6-13/41 Thermal Performance of an Open Hearth Furnace when Blowing oxygen or Oxygen Water Mixture into the, Bath during 30 - 40 minutes it actually amounted to 5 -- 6 mil cal/hr and during 15 - 20 minutes of the most violent evolution of CO from the bath, the supply*of fuel was completely stopped. 3) The mean thermal load for the whole decarburiming period (from charging hot iron to end of blowing) was actually determined by the proportion of the period taken for blowing, the earlier the blowing was started, the lower was the mean thermal. load for this period. 4) The absorption of heat by the bath (per unit of time) and the coefficient of the utilisation of the furnace working space increases during blowing. On average during blowing as well as during the decarburisation period the above factors were higher the earlier blowing was started,. 5) The period of decarburisation decreases more, the earlier blowing is started, whereupon the rate of decrease of the decarburising period increases fa.-iter than the rate of increase of the rate of heat absorption by the bath. Thereforeu Card 3/6 if blowing was started too early, the metal remains SOV/133-59-6-13/41 Thermal Performance of an Open Hearth Furnace when Blowing Oxygen or Oxygen Water Mixture'into the Bath insufficiently heated when the blowing is finished and it is necessary to heat it further under inconvenient conditions of decarburised bath. A rational relationship of the duration of the decarburising perioet and intensity of heating up metal will be obtained only if the blowing is started at an optimal moment, as only then will the maximum thermo- technical effect be obtained. Under experimental condiiions, the average specific consumption.of conventional fuel for heats in which the blowing was started at the optirmum moment decreased to 87 kg/t (with specific consumption of oxygen 37 m3/t, including 22 m3/ton added to flame before starting blowing). 6) On the addition of water to the stream of oxygen for the prevention of excessive fuming, the abovementioned relationship remains valid. However, as a proportion of heat is consumed for the evaporation of Card 4/6 water and heating up of the steam formed to a SOV/133-59-6-13/41 Thermal Performance of an Open Hearth Furnace when Blowing Oxygen or Oxygen Water Mixture into the Bath temperature of the products of combustion, the decarburisation proclass proceeds less intensively and the heat absorption by the bath and the thermal coefficient of utilization of the furnace working volume are lower than on blowing oxygen alone. The minimum average specific fuel consumption for heats in which the blowing with the oxygen-water mixture was commenced at the optimum moment for the experimental condition amounted to 107 kg/ton for the whole heat (at the same oxygen consumption as on blowing oxygen alone). 7) In the course of heats with blowing oxygen or oxygen water mixture, the temperature conditions of the furnace lining do not differ materially from ordinary heats, providing the thermal load is controlled according to the intensity of the evolution of carbon monoxide from the bath and normal conditions of normal combustion in the working volime are maintained. A high velocity of thet processes taking place during blowing requires continuous watching of the thermal Card 5/6 conditions of the h(tat (an appropriate automation of SOV/133-59-6-13/41 Thermal Performance of an Open Hearth Furnace when Blowing Oxygen or Oxygen Water Mixture into the Bath the control of this process is necessary). 8) Under the experimental conditions the optimum moment for the beginning of blowing was found to be between 60 and 80 minutes after the beginning of charging of liquid iron. The optimum moment can be shifted nearer to the time of charging liquid iron. by decreasing the proportion of the cold component of the charge. However, the advisability of such a measure should be determined under the actual conditions of the economy of the process as a isrhole. There are 8 figures and 4 Soviet references. ASSOCIATION: Tsentroenergochermet i Moskovskiy institut stali (Tsentroenergoeherme-t and Moscow Institute of Steel) Card 6/6 KOCHO, Valentin Stepanovioh; MUNCOVSKIY. Vadim Ivanovich; KORNFEWD, 'T - I--- _,"do; SIDOROTg T.N., red.izd-va; DOMMISEAM 1. 9 00 tekhn.red. (Beat processes In open-bearth furnaces] Teplovais rabota wrtanovskikh pechele Noskva. Goe.zumchno-tekhnAzd-vo Ut-ry pa chernoi I tsvetnoi metallurgii. 1960. 187 p. (MMA 13:2) (Open-hearth furnaaes) (Best-Transmission) TRUBETSKOV, K.M., kand.tekhn.nauk;.KQRUEEL!Dr-V..U., kand.tekhn.nauk GREKOV, Ye.A., inzh.; VOYTOV, A.O., inzh.; SHTM4BERG# L.S.# inzh.; IONTATIME, G.A.p inzh. Investigating the melting of thr open-hearth furnace charge with various methods of using oxygen.-[with summary in English). Stall 21 no.3:214-222 tit- 061. (MM 14:6) (Open-hearth furnaces) (Oxygen--Industrial applications) K05R!11~n ~ID ~, kand.tekhn.nauk; VOYTOV, A.O., inzh.; SIITI-,YIZEPG, L.S." inzh.; GREKOV, Ye.A., inzh. Control of open-hearth furnace smelting by the composition and temperature of combustion products. Stall 21 no.10,950~-958 0 1610 (MIRA 14:10) 1. TSentroenergoehemet i Vlientrallnyy nauchno-issledovateliskiy institut chernoy metal-lurgii. (Open-heafth furnaces-Combustion) KORNFELID,, Vladimir Naumqviq~j VOYTOV, Anatoliy Olimpiyevich; ~~~6-,"W.RrMmonovinh (float processes in opon-hearth furnaces using oxygen] Teplovaia rabota martenovskoi pechi a primeneniem kis- loroda. Moskvap Metallurgila, 1964. 327 p. (MIRA 17iloN 2, K 0 FU, T,,iT,-L I D) YA. A. KORITEL I D, YA.- A. / Chl - Korr. Akademii ArklLitektury SSSR i OSTROVSKAYA, S. Z. Arkh. Arkhitektura Domav Bionerov Page 75 SW CnilfictIM of A culdn' ZValamemm at &U-1200 -, B0.9-orr-lb Y=1 Dz 'd40 9 940- r3pted Jx 1=9 , Yoscow, 1951 KORNFIEID., L. On the preparation,of.ooncretej concrete mixers* po .611e REVISTA CAIIDR FERATE. (raile Ferate Itomine) Bucuresti, Rumania. Vol* 6j, noo U., Nov. 1958. Monthly List of Fast European Accessiona (EEAI) IC, Vol* S. no, 7, July 1959 Uncle KOP11GUTI, JOZEF Zastosovania welny zuzlowej. Warszawa, Paustwme Wydawn. Techniczne, 1951. 18 p. ~Ilnstytutu Techniki Budowlanej; nr. 95 P ce Eomisji Zuzlowej, nr. 9) LApplication of slag wool. biblat dia;rsf East European Vol. 3, No. 3 4 SO: Monthly List of A664i4WAcceseionsl Library of Congress, March 195j, Uncl. dej --7,00P J. ROO action .a. it j;~J= i" the = t, , . p- " 5 Kolclli-M, J. Present' situation in the production of rzterials in I-Fol rrI. p. 66. .La (PR=!~'!), --,:!UDO-'--Ud7f, Vol. 2f.';, No. 3, Z.!-r. 1954, 1-1-ars-zaira, Iol~,nel) il. .-. I SO: I-onthly List of East Euror-can Accessions, I-", Vol. 3, No. 12, Dec. 1954, Uncl. "()T*C;GU'I' J. K I I Watei-proof materials. D. 68. (PR7~~LAD ~TDCYJIII-t,EY, Vol. 2,~, !Io. 'A, -Zr. 195-4, Poland) SO- i'lont'lily List of Europoar, Accessions, (E=~, D3, Vol. ~-, Ilo. 12, Dec. i -j 1954, Uncl. ~,7, L KORNGUT, Jozef (14gr. Engr.) Mgr- Eng. Boleslav Kierski, Mgr. Eng. Jozef KORNGUTI Mgr. Eng. Michal Zubelevicz, "Major Directions in the Troduction of Construction Materials in the Current Five Year Plan," Materialy Budowlane (Construction Materials), Vol. XXI, No. 10, Warsaw, October 1957, pp 289-299. !TT17, Tozef a mgr. inz, The plan of automation in the current five-year plan. Pt,, 2. (To be ccntd.) Przem mat bu4owl 21 no.21:2 MY,162. KORNGUT, Jozef.~ mgr. inz. Automation in the current five year economic plan. Przem mat budowl 9 no.20i2 * 162. YUGOSLAVIA / Chemical Technology. Chemical Products and H Their Applications. Fats and Oils. Waxes. Soaps and Detergents. Flotation Agents. Abs Jour: Ref Zhur-Khlmiya, 1959., No 4, 13347, Author - Hornhauser.,Aleksandra; Perpar, Marija, Tiser, Vida. inst *; 6,fva. Title :. Oil of Ergot'. C 0 R 71 A CT 'YUCTOSLAVIA Chemical 'rechnololry. Chemical Protivets and ll~eir An-ilicaiArnn. Syni,b;jtic POJN~lers. 0 Po~,;.,jjj)j I j tl es of !!~n-njoyiu(- nadioactive !-kinna- tj.(,rs in Cortain Coirmp.rcial ilroceFsem. J.'emi j au induatriji, 1958, 7, '1~7a 5t 121-IN, Revier of flie aw-,lication of rjdioactive erna- nt.tions, narticolorly in the field of -.,)ro- (Ittel"lon of the poA..yTr-)rizAAi,)n productst The b.ibIi.ogvL-rj!V covers IF, titlep. Te. Stvfanovskiy. CARD: XORMIAUSER. A, mThe reaction of weldo enters with acid anhydrides;' a dissertation* Crett chem acta 34 no.3zB5 162. L Tracer laboratory..Inatitute "Ruder Boakovic". Zagreb, Croatia,, Yugoslavia* c ORMUSER, A.1 EEGIEVIC9 Do; UNIA, 0" Diacotamides. Note 110' Croat chem sets 34 no.3t167-174 162. I* Traear Iaboratwyp Institute wHuder BookovicO. Zagreb,, Croatias Yugoslavia. 2. Clan i tajnik Wdakcionog odbora, 'Croatica Chomica Acta"~(for Keglovic). A 'S A vwq t)-S zw-lo -V-~ff FTf\, CZECHOSLOVAIM/Analytical CherAstry - Analysis of Organic Sub- E-3 stances Abe Jour : Ref 2hur - Khimiyap No 3P 1958., No 7727 Author : Kornhauserp VPQ r ERa Inst Rom GoLven Title The Separation, and Determinatioa of Ergothionine in Ergot Alkaloids. Orig Pub Acta pharmc.p jugool.., 1956, 6j No 3-4j 219-222 Abstract The pkoviously described method for the separation of orgoth- ionine (I) from argot al kaloids (HIMter and others, Can. J., Reserach, 1949., E 27jP 226) has beert modified: Uranyl ace- tate used for the precipitation of related substances was replaced by Pb acetate. For the photcmtric detemination of I, to 2 ml. of the diazoreagent (to 1-5 ul of a solution ob- tained by the solution of 9 g of sulfanilic acid in 90 ril of 37-4% HU and diluted to 1 liter, 1.5 ml of 5% solution of NaNoo are addedy with the addition of 6 ml NftNo2 solution 5 rainuies later)'l ml of a solution of CH COONa-Na2CO (1 g Na2CO.q diluted in a solution of 10 g RCOONa and ~Ilutcd Card 1/2 3 Card 2/2 KORNIAK, Adam,, W-J, Ino- The planned extension of the Stettin repair yards in the years 1961-1965.. Tech.gosp morska 11 no.,4,.107-109 161. 1. Biuro Projektov BudownietvaMorskiego, Gdansk. KORNIAK, Adam.,_!~gr., ins. Cleaning of ship tanks. Tech go,sp moraka 11 no.10:301-303 '61. 1. Biuro Projektow Budownietwa Morskiego, Gdansk. KORNIAKL. AdAMP-229r. im. Zetablighwnt of a shiPbromtking conter. Tech 90BP.Moraks 12 no.1:6-7 162o L Biuro Projektow Budcwnictwa Mollskiego Gdansk. (Polamd-Shipe) ACC NR' AP7004960 conductivity increased with time and reached saturation In about 2 win; the radical- luminescence also Increased with tivie and approached saturation, but It did not begin to rise rapidly until the conductivity was nearly saturated. 7be rs~ical-lumines- conce was found not to add to pbotoluminescence, the photoluminescence Intensity being practically the same whether radical-lualueseence was also present or not. This be- havior is ascribed to photodosorption of atoms anot.radicals., After a brief discussion it Is concluded that the pre"at experimental results confiru the radical-luainesconeg. excitation mechanism proposed to the referomms cited aWves Orige art, host I forwAla and 3 f1gwms. I as CWZZ 20 SM DMI Soso GIUG* ZVI 004 - 01M RXr: 003 2/2 GORBANI) A.N.; KORNICH, V.G.; MAZHARA, V.P. Effect of hydrogen adsorption and.desorption on the afterglow kinetics of the crystal phosphor ZnS-CdS, Cu. Opt. i spektr. 15 no.1%130 Jl 163. (MM 160) (Phosphors) 71 43185 S/021/62/000/007/002/008' 1027/1227 AUTHOR: Kornienkog Yu. V. TITLE: Construction of nsymptotio solUtions of a wave equation with small nonlinoarity for waveguidi PERIODICALt Akademiya nauk Ukraynalkoy' Vopoyld;, -no.7, 1962, 845-849 TMU t An asymptotic solution io constructed for the equation Via (A N 4 M - " t -.a small partimetert f analytic furiction)v with zero. 'boundary condition on a cylindrical surfince F(Y,z) 0 and some. initial conditions for G(x,t) 0. Byjaking a sufficient number Card 1/3 31021 %000/007/001~008 I027YIZ,2 Construction of asymptotic solutions... of terms, the error of the solution is of order 6N (N is a given natural number) in the region o --L x,t t- The construction employs, methods of -olyubov-Mitropolal ,Krylov, and Bob ciy [Hof - 2 t AsimPto- ticheskie metody v teorii nelineynykh kolebaniy (Asymptotic metho- ds in the theory of non-linear oscillntions) Pi7mntgi-z, 19581 for weakly-run:linear oscillatory systems with a finite number of deg- rees-of freedom. The extension given here for cases of infinite numbers of degrees of freedom can be continued further to other boundary conditions and for cases where slowly chRnging parameters eAer the coefficients of the boundary and initial conditions. ASSOCIATION: Institut radiofiziki i elektroniki A"N USSR(rnstituk OF Radio Physins and Electronics; AS UkrSSR).. PPESENTED: by Y.A. Mitropolskyyv Academician, nrM ,,Card 2/3 KOVNATSKIY, N.A.; CORN, L.Ye.;GRODZ1NCHI)1. N.A.,JAPWOV4 P. .; ON OVA, G.S.; , N K IK KORMIGS A.I -KUZEMOVA. M.V.;MXL11JIKOVA, L.A. I Am&;" Siliaosis, etiology, pathogenesis, and clinical aspects.,Gi& san1t.. Moskva no.8:28-32 Aug 1952. (CIML 23:2) 1. Of the Clinical Department of laningrad Scientific-Ressarch Institute of Labor Hygiene and OccupiLtional Diseases. KORNIKOV, I.I.g KA!EVBYBVA, M.N. Continuous solid solutions of R~t&lllc compounds TeCr and PeT. Dokl. AN SSSR 98 no-5:?87-790 0 t54- (MM W) 1. Ustitut metallUrgil In. A.A.BaFkava AlrOdOxii nAuk SSSRe Predstavleno akademikow G.G.Urasov"o (Iron-Chroxim alloys) (Iron-Vanadium alloys) k1 Category USSR/Solid State Physics - Phase Tronsformat-ion in E-5 Solid Bodies Abs Jour I Ref Zhur - Fizika, No 3, 1957, No 6614 Luthur : Kornikov I I Title : Fhysico-Chemical Analysis to Metal Chemistry Si Orig Pub : Zh. neorgan. khimii, 1956, 1, No 05, 1368-1382 Abstract : No abstract Card : 1/1 KORNIKOV, I.I.; MATVEYE", N.M. Chemistry of the vanadium metal. Trudy .Inst. met. no.8:82-106 ,61. (MIRA 14: i0) (VamAjum-Metallography) (Faue rule aad 404"', I=) KORNIKOV, N.A. Colloform normet4dlic minerals in the Pechenga sulfide copper-nickel deposits and their association with the process of ore crystallization. Mat.po min.Koll.poluost. 1:30-38 159. (MIRA 15:2) kPechenga District--Mines and mineral resources) (Crystallization) KORNIKOVI N.A. Chlorites from.the copper-nickel deposit in Pechenga District. Mat.po min.Koli.poluost. 1:39-48 159. tes (MIRA 15:2) Pachenga District-Chlori.