SCIENTIFIC ABSTRACT IVANENKO, D. - IVANENKO, G.D.

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SCIENTIFIC ABSTRACT
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"Ir", jhjAj jrapl udy C~f lh* killoLim uu" ) A fi c Ivaneako, D. D.. and KurdgaWdra, b. P. The b-01i dqia-Gons'df mesodTnainics. DtAJ-. Ak;ad Nauk &'-;-9R F/W C')' P, '~ -~ 96 11) 42 , 19~4 Ru&si'hn ~ '; it,. iir~t 1,irt oi thu. gives detadod exAmples d non-imear terms in the Lagratigian arLqji Ing 6rcnn fourfli-order Vcvnrnan The aecond, gi-tes closed w1utimis of 0 in tenns of HIlpt k_j/ 111~ - fpIat io:i in I ~asfc in the sewie t h it it isi tht finariti.Vsli:lg lite ti-liv of non-Imrarrv,' In Ise rhara,t,~ristic (I nw-~-in thcorN invilvwis (it svivini.: the qu~ititm A'~7 + 1'~r tilt, (I) .10d OA A 1119 PIR9 ZRT~-IW 19 INW4 It bUW--VA A D., ar-I G. The theory rf parlidt's of *f'. '-I r ~P,,a [InA the Method of fitlion. Dold 0 97, 6,1~ 0 (19341 O~uq' U S s 0 )t!tljtj.i '.-11146011 Ol PitIS 15, '(If. 'A (fisciJ."od iu j colem'1:11. USSR/ ?hysics - Lovement. equations Card 1/1 Pub. 22 - 9AO Authors 11vahenko, D., and Tsytov ch,, V. Title tRelativisiLlc eauation of three-bound bodies Periodical t Dok. 'AN SSSR 99/3, 373-376, Nov 21, 1954 Abstraot t Properties of the interreacting operatori are d6d 01ribed. ~';Ifhe operMl oris were obtained in the process'of th.e-derivaLion of' a irovemept equoton for three bodies in an electromaenatic field reactIng i~pon each ~ihsr (only e3ectrom-agnetically for simplicity). The oiquaLion ii-as derivod by a method bAsed on Oe calculus of variations which led to the convariance of equation tensors which had, been discussed by Wit'zol. In the-pizosent "n- ftii 4-6 _erences~. $SkAnC4 or Institution: Moscow StALe University 'K;%V~ 1omonodov: Presented by: Academician A.A. Lebeddv, August 7s-1954 'I V ...... .... ZRILD alma 1 1-:' V .1. "Is 1 - I-- I - f "ir , P" ~M-. t7l ns - 13 t1 a -if tNA Fur ~r . . . I , - pt~ m ( .,:i, , ftmon4 throog~ - fi,! !--nq I .1 3!: .R 11 L-41-11 ~" ip IIIA-91.1 oi th-t . ,. . yll z . . . 1-1 11 - 1 146 -t" 1 . : I ".:: ~.- -* .. . 1VAIR,OKO, D. D. "In Memory of Albert Einstein" from Works of the Historical Inst. on Natural Sciences and Engineering, Vol. 5, P- 3, 1955. 'Y 4- USSR/Physicii - - lecr-roayaamICS Card 1/1 Pub. 146-4/25 Author ; Tvanenko) D., and Tsytovich, V. N. Title : Theory of the loss of energy of charged particles through a forromagnetib Periodical : Zhur. eksp. i teor. fiz. 280 291-296, March 1955 Abstract : T11.0 authors investigate the effect of saturation of energy losses when charged particles pass through ferromagnetics, an studied by D. Ivanenko and V. S. Gurgenidze (DAN SSSR, 67, 997, 1949; Vestnik IOU, 2, 69, 1950) and Ch. Weizaaecker (Arm. d. Phys., 17, 1933). They analyze the division of the losses into ionizational and Cherenkov losses. Nineteen references; e.g. V. 11. Tsytovich) Vestnik MGjU, 11) 27, 1951- Institution: Moscow State University Submitted ; March 5, 1954 UwR/Physies - %wieer structures Cardl/1' Pub.-22 9/50 Authors l Ivansnko, D., and Koleenikov, N. Titla Re-_ -regarding anuclear model Periodical l DOK. AN SSSR 100/1, 37-40, Ian. 1, 1955 e Abstract I Nuclear models (shall, liquid-dropi are disium C A w4dift d model of1the nuclear structure is suggested in order to overocite accie difficulties in the interpretation of observed nuclear phea=ena. heme ac~ihaetions 4mcaily concerning weekly excited states of an atom) are as fol lawsi 1. nurleow are moving indepeadently (the filling of energy levels sad shells 1.9 determined through a self adjusted potential of tht field and of the nucleons); 2. the considerations of the liquid-4rop-collactive movome0e. mainly. connected distortions of the wave functIon i eald 3* existence of of's certain number of nuclear groups of theo( . ead bt-partlele types. Seventeen referencess 7 USM . 8 USA. I Fremoh wW 1 Gemin (1932-14,153), Graph. Institution i The 14. V. Lomonosov Moacow State UnIversity Prevented bys Academician A. A.LeUdav, Septembor 27, 19$4 r T Differenc- oi Ak. Lf! . , - f. ~ - - , . ..- t (I J? - Category t USSR/Nuclear Physics - Elementary Particles C_~ Abs Jour i Ref Zhur - Fizikap No 3, 1957, No 5897 Author Dfllwww", Folesnikov, N. Inst :-Ro-scow State University Title i Binding Energy of Hypernuelei. Orig Pub t Zhe oksperim. I teorfizikij 1956# 30, No 49 800-8.C.:l Abstract The binding energy and the stability of hypern4olel in,in- vestigated, An anslysis of the eiperiLaontel. dqtr available at present time leeds to the conoluelon thats (a)~~he binding energy BA_of n./I0O perticle in hypernuelei dotba no,%,,* depend noticeabIfon the spin and on the isotopic spin of ~Uie, core, comprising the nucleus minus theAJO particle, and increase approximately linearly with incroasing mass number X;. (b) the interaction betwoon the-A-0 particle and tho,nmoleoti N is some- what weaker than the LYN interaction. Based on tho assumption that adding thojvo jinrtic~le chvmgos littla the core potontinl in thnt tho rrdii of thejN?-N forcov are not greater them that of the NN forces, tho authors oxplain Card z 1/2 ------------ -- SUBJECT USSR / PHYSICS C~LIID I / 2 PA - 1456 AUTITOR lVMNETTKO, D. D. , KER11TOV, B. K. TITLE A Two-Nucleon Potential of the Intermolecular Type and Nuclear Saturation. PERIODICAL ~urn.eksp.i teor.fis, 31, faso.1 105-112 (1956) Issued: '9 / 1956 reviewed: 1; / 1956 The present work points out a possibility for explaining repulsion on the basis of a seiniplienomenological interaction potential of the -type of the intermolecular p ,otential of L MErj:TARD- JONES, which, apart from a YUKOA force of attraction, con- tains the usual not exchangelike repulsive force. For reasons of simplioity the spin terms are not investigated. Many experimental data concerning scattering make it necessary that, apart from attractive forces at distances of r rcalso repulsive forces at smaller distances of r < r c exist. A special rule is shown the form of which is easily generalized (as for example by the addition of a "repulsion term" to the "best" known potential of pseudoscalar meBodynamioa) and which may explain the lack of a constriated (?) state in the nuolei. The pre- liminary character of these deliberations must, however, never be forgotten. In the case of r < r 0 only a strong repulsion ("hard core") is assumed to act. If the interaction potential has a repulsive core, the wave function T of the basic state of the nucleus is assumed with A particles in form of a point of SLATER'S determinant and a symmetrical function of the spatial coordinates of the A nucleons. Next, expressions for the average potential energy V of the - li~. . - - - ~ - -... . , I , - , - d .1 1: ~~ 1 . . : 1. 1 - -10 '$' I ' fN. A", nrr,r-,l ~ ~ T-7- A -tTr,~: (.;~ 7,T-P . . I -,-T-4"~ -, ' .! I . i. SUBJECT USSR / PHYSICS *RD 1 / 2 PA - 1979 AUTHOR SOKOLOV,A.A., IVANENKO,D.D.9 TERNOV,I.M. TITLE On the Excitatlon oT croscopie Oscillations by Quantumlike Fluctuations. PERIODICAL Dokl.Akad.Nauk 111, faso.2t 334-337 (1956) Issued: I / 1~557- The energy of a relativistic electron moving in a homogeneous magnetic field H can be represented as the sum of the energy of the rotation movement E, of the electron and the ene _R~ ~r of the oscillation motion E a along the radius: 2 4' -h W d - E(0 2 2/2c 2. H E 2eHcT1 + m a , Es - a ere n a 1 + s denotes the principal quantum number, 1 - the azimuthal- and a - theradial quantum number, a - the amplitude of the radial oscillations. Next, formulae for the modifioa- tion of the rotation- and o9eillation energy on the oooaeion of the transition of an electron from the state n.into the state nf.- n - V is given. The sum of these two modifications results in the entire energy lose by radiation while taking account, of quantumlike corrections with an accuracy of up to 1i . The quantumlike corrections to the rotation movement can take effect only in the case of high energies. With t 4 0 there is no modification of the energy of the radial oscillations at all, i.e. in the classical case the value of a remains constant even if radiation is taken into account. Only in the quantum- like case ( t - 0) does one peculiar energy jump occur If rotation energy is used not only for radiation but also for the excitation of radial oscillations L I GRIGORITAN. k.T.; IVANERK0. I.D. "Histor7 of ph7sical by*P.S. Kudriavtsev. Reviewed by A.T. Grigorlian, D.D. Ivanenko. Vop.ist.est. i tekh. no-5:200-203 '57. (MIRA 11:2) (Phynice) (Kudriavtaev, P.S.) IVAIMNKO, D.D., professor. 1 1. -WwAftft, Impressions on the status of the physical sciences in It&1jv. Vest.Mosk.un. 12 no.1:196-198 157. (KM 10-.8) (Italy--,Physics) History of development of the generAl theory of relativity. Trudy Inst.ist.eat.i tekh. 17:389-424 '57. (MLRA 10:7) (Relativity(Physics)) AUTHORS: Brodskiy, AAA., Ivanenko, D.D., 56-4-12/54 TITLE: A New Possibility in the Neutrino Theory. (0 novoy vozmozhnosti v teorii neytrino) PERIODICAL: Zhurnal Eksperim.i Teoret.Fiziki, 1957, Vol. 33, Nr 4, pp. 91o-912 (USSR) ABSTRACT: Analogous to thehitherto existing description of the electrons and other fermions by second order spinors it is proposed to put first order Cartanian 8pinorn for the neutrino, in which connection, however, new rules governing the transformation oil the occasion of reflection occur. quite apart froza the obtention of parity a num- ber of conclusions of the new theory are analogous to that gi 'ven by Yang-Lee, as for :instance the disintegration of r and E) mesons. It shall not be omitted to point out an interesting. possibility of using mixed spinors of first order in the case of spatial reflect- ion (space inversion) and those of second order in the case of time reflection. There is 1 Slavic reference. ASSOCIATION: Eoscow State University (Moskovskiy gosudarstvennyy universitet) SUBMITTED: April 1, 1957 AVAILABLE: Library of Congress. Card 1/1 `AUTHOR: IvAN -1gXDm_b_,_PUS TOVALOV, G. F - FA - 2170 TITLE: Melloatoms. (Russian) PERIODICAL: Uspekhl Fiz.Nauk, 1957, vol 61, Nr 1, pp 27-43 (U.S.S.R. Received: 3 / 1957 Reviewed: 4 / 1957 ABSTRACT: Compared with ordinary hydrogen-like atoms with electrons, meso- atoms have some peculiar features: small distance between meson and nucleus, the possibility of capture of a meson by the nucleus, nuclear interaction between the meson and the nucleons of the nu- oleus, simultaneous existence of particles of various sorts (olec- trons and mesons) in the orbits of the atom, various spine of me- sons etc. The study of mesoatoms furnishes many new data concern- ing the structure of nuclei and the interaction of particles. The energy values, orbital radii, and the transition probabilities of mesoatoms are described in first approximation by the formulae for ordinary hydrogen-like atoms with electrons. Shape and dimen- sions, however, influence to a great extent the entire system of energy levels of the meson in the mesoatom. Therefore, the meson in the mesoatomg as a much more effective medium (compared to the electron in an ordinary atom) is suited for the investigation of nuclear properties (dimensions, shape, distribution of posi- tive charge over the nuolqar volume, electric quadrupole momen- tum of the nucleus, forces of non-electromagnetical origin be- Card 113 tween meson and nucleons). On the other hand, the study of meso- Mesoatome. . PA - 2170 atoms facilitates the precise mentioning of some data concerning the meson itself, e.g. concerning its magnetic momentum and its mass. Pirst the experimental investigation of mesoatoma is dis- oussed. A device typical for this purpose is demonstrated by means of a drawing. The energy of the transitions of some meso- atoms could be investigated also by means of the method of criti- cal absorption. Also the quantum yield can be determined by the same method. By means of the quantum yield the ratio between the capture probability of the meson by a nucleus with a given orbit and the probability of radiation transition oat be determined. Consideration of nuclear volume: Because of the smeared out oba- racter of the charge over a finite volume the levels of mes oatome are shifted in an upward direction with respect to the level ex- peoted for punctiform nuclei. This effect is strongest in the case of an S-level, and less expressed in the case of P- and D-levels. The influence of the dimensions and the shape of the nucleus is expressed to a great extent especially by the position of the energy levels of mesoutome with great Z. oatom upplies an izter- The polarizatiOU of the vacuum in meswoja+ eating and essential correction for tht energy of IMIS Of Meso- Card 2/3 t AUTHOR: IVANENKO,D. ,KHRISTOVo KHR. PA - 2290 TITLEt Dis 1sision of the book by WALTHER THIRRING "Introduction into Quantum Electrodynamios" , Vienna, Franz Deuticke, 1955.(VAL'TER TIRRING, vveaeniye v kvantovuyu elektrodinam:Lki, Russian). MIODICAL: Uspekhi Fiz.Nauk, 1957, Vol 61, Nr 2, PP 308-3,10 (U.S.S.R.) Receivedi 4 / 1957 Reviewed: 5 / 1957 ABSTRACT: The following are the most important points of this discussion: Un- like all other existing monographies on quantum olectroidynamion this book is very short (VIII + 122 rather small pages). Formulae oon- tained in the text are camparatively simple. In spite of this, the material dealt with is very voluminous. In the introduction same formulac on classical relativistic eleotro- dynamics are given and same phenomena in nuclear physics are sketched out. The first part of the book, "The Quantization of Free Fields", (39 Pages), successfully formulates the general principles of the quantum theory of the field, discusses the most important relations of the second quantization, as well as the oannection between spin with statistics. Further, acme concrete fields (scalar, vectorialt spinorial) and vacuum fluctuations are investigated. The second part "Fields with Intemotiod, deals with general eqgaa- tions of quantum electrodynamics and their solution by means of the perturbation method. The scattering matrix is given and several Card 1/2 types ofFEEMANadiagrams are explained. Fa - 2290 Discussion of the book by WALTHER THIRRING "Introduction into Quantum Eleotrodynamican, Vienna, Franz Deutickta, 1955. The third part, "The Limits of the Theory", discusses the divergences, self energy of the electron, LAMB'S shift, the vacuum-dependent magnetic moment of the electron, the theory of the renormalization of mass and discharge, the convergence of the extension of the S-matrix, etc. Two annexes (supplements) deal with DIRAC matrices, FOURIER repre- sentations, as well as with 25 exercises with solutions. Fran the outset this book concentrates on general physical prin- oiples, the most important mathematical methods and the most im- portant results of quantum eleatrodynamics, but it does not deal with different applications on ooncrete problems. The excellent representation of the vast and ocmplio&ted material within so narrow a space is amazing. The entire book does not con- tain a single superfluous word. Also the initial: assumptions of the theory were well-chosen. The book also contains much that is new. According to the opinion of the Russian reviewer the book ought to contain more explanations of basic conceptions and supplementary remarks. According to the reviewer's opinion it ought furthermore to be translated into the Russian language (together with the book by DYSON). (No illustrations). ASSOCIATION: Not given FBESENTED BY: SURKITTED: AVAILABLE: Library of Congress Cara 2/2 L i .01 AUTHOR: Ivanenko. D. D. 53-4-lo/10 'TITLE: Physical Sciences in Italy (Fizicheskaya nauka Italii) PF:RIODICAL: Uspekhi Fiz. Nauk, 1957, vol. 62, Nr 4, pp. 523-537 (USSR) ABSTRACT: The author was able, when attending the Congress on Fundamental Constants, to form a fairly complete opinion on the present sta- ge of physical sciences in Italy and on the organization of uni- versities and institutes. This congress took place at Turin in the autumn of 1956 and was organized by the Italian Physical Society in collaboration with the International Phy:;ical Union of the UNWO (UN). First, the author gives a report on the congress. Aft_~!r the con- gress the author visited all important centers of phyEical scien- ces in Italy, which are sections of the National Nuclear Institute and are connected with the univeraities of Turin, Milan, Padova and Rome. The sections of the Nueldar Institute are better equipp- ed than the other laboratories and special budgets are at their disposal. Italian Physics has reason to be proud of the tradi- tions of Galilei and the old Italian academies. During the midd- le and end of the 19.century, Italian physicist played no lead- ing part within the most important domains of physics. In the twenties and thirties, however, B.Fermi and SegrA and later others Card 1/4 (Razetti, Amaldip'. Pontecorvo and others) distinguished themselves. Physical 5ciancerj iri Italy. 53-4-10/10 Most members of this group,however, emigrated. Italy suffered great hardships during World War II and a noticeable advance in the sciences did not occur before 1952 when the National Nuclear Institute was established. The main task of all four sections of the Nuclear Institute con- sists in the investigation of elementary particles and serving this purpose the research of cosmic radiation Proper nuclear phy- sics, however, does not exist in Italy because of the lack up to quite recently of reactors and accelerators. Thus,special photo- plates for irradiation in accelerator laboratories are specially sent over to the USA- and are then iitilized in Italy ( ! I). By this fact the great interest displayed by Italian physicists for the Soviet accelerator laboratories is explained. The first small but very good accelerator (betatron, bought from the Swiss firm of Brown-Boveri) was installed in the summer of 1956 at Turin university. A synchrotron for 1o9 eV is at present under construction at the university of Rome. The parameters of this accelerator are given here. E, Amaldi takes active part in CERN in Geneva. (A proton accelerator for 5.1010 eV, by the way, is planned in the USSR. Besides a Cockcroft-Walton device at the Cise laboratory at Milano, no important proton accelerator exists Card 2/4 in Italy (laboratoriya "Chizell,i.e. Centro informazioni,studie Physical Sciences in Italy. 53-4-10/10 esperienze). Above all, not one single cyclotron exists in Italy. Professor Bolls, is an active propagationist of technical nuclear physics. Next, a short report is given on the lectures delivered at the technical college of Milano. A qualified but very modest training of staffs within the domain of technical nuclear physics is concerned. Till recently no nuclear reactors existed in Italy. In spite of this fact, according to the opinion of the author, the physics of elementary particles and cosmic rays is highly de- veloped in Italy. Thus, the Italians were successful in discov- ering Lhe Y -particles. This fact is connected with the existence of some stations for cosmic rays in alpine districts. Most of all the author was impressed by the photoemulsion chambers. Ital- ian theoreticians at present partly keep up the traditions of the Fermi school. Young talented physicists, conversant with the la- test developments already obtained new results in the theory of the nucleus, in the quantum theory of the field, and in the theo- ry of the elementary particles. The non-atomic branches of pby- sics are represented in Italy much less frequently or not at all. The insignificant development of work dealing with spectroscopy and X-rays is remarkable. Also the physics of low temperatures is still in its elementary stages. The physics of magnetic phenomena, Card 3/4 ferromagnetic, and semi-conductors is hardly represented in Italy Phygical Scienc!s in Italy. 53-4-10/lo at all. However, liquids are subjected to ultrasonic investiga- tion. In conclusion the author though stressing the excellent quality of Italian physics, says that it is confined to a very limited category of problems. Demands of modern science and especially of their technical applications (particularly within the domain of nuclear physics and atomic physics) at the present level of Italian science cannot be satisfied. Within the next lo years various institutes will be founded which are enumerated here. The Academies of Science, with their center at Rome and branches at Turin, Naples, etc,, are representative institutes and do not play a noticeable part within the organization of Italian sciences, The type of the discussions taking place at summer schools remind on of the antique Platonian Academy. The author then gives a report on Italian universities. There are 2 fi,,,ures. 0 AVAILABLE: Library of Congress Card 4/4 KAYAR, Kariaa (( a " rt)~ KOLESMOT, N.S. (translator]; IVAR311KO, D.D., P136 1 red. E319mutary theory of nuclear shell structure] Alementarnaia teoriia iadernykh obolochek. Moskva, Isd-vo inostr.lit-ry. 1958. 318 P. (KmA 13:8) (Nuclear shall theory) IVANENKO, D. ffEvolution of the physics of elementary particles." Tr. from the Russian. P. FIZIKA,' S2MUE. (Eotvos Lorand Fizikai Tarsulat). Budapestp Hungaryt Vol. 8, No. 9, Nov. 1958.. Monthly list of East European Accessions (EEAI), LCO Vol. 8, No. 8, August 1959. Uncla. A UTITOR: None P.,iven SOV/3-59-12-30/43 TITLE: Intervuz Scientific and Methodical Conferences (,','ezhvuzovs- kiye nauchnyye i metodichaskiy konferentaii). A Conference on the History of Physics (Konferentsiira no istorii fiziki) PERIODICAL: Vestnik vysshey shkoly, 1958, Nr 12, p 77 (USSR) ABSTRACT: The recent Intervuz Conference on the History of Physics, held at the Tambovskiy pedagogicheskiy institut (Tambov Peda- gogical Institute) was attended by 50 scientific workers of pedarofrical institutes of the RSFSR, Ukraine, Ceormia, Baltic Republics, Moldavia, the MOU and the Institut istorii yestest- voznaniya i tek~iniki AN SSSR (Institute for the History of Natural Science and Engineering of the AS U--SR). The Direc- tor of the latter- r---fessor N.A. Fipmirovskiy, spoke on the role of the conference as the first successful attempt to .unite the efforts of Soviet Historians of Physics on an All- Union scale. The scientific worker of the institute for the ,ineering of the AS-7,9SR, O.A. History of Natural Science and Eng Card 1/2 Lezhneva ', told the conference of the first theories of elec- SOV/3-513-12-30/43 Intervuz Scientific and Methodical Conferences. A Confer'ence on the History of Physics tromagnetitim. Prof essor._k. D,_LY"_e_nkQ_CjAoscow) gave a detailed analysis of the peculiarities of development of physical science in some forei countries. The report of Dotsent B.T. Spasskiy (moscowrwas on the periodization of the histo- ry of physics. Other orators were Professor P.S. Rudryavt- sev (Tambov) and G.G. Lekhemas (Villnyus). Card 2/2 AUTHOR: Ivanenko, D. D. SOV/53-65-2-" 4/14 TITLE: Iinterna Lion ~06 -egress Held in Italy on- Elementary Particles (Y,ezhdunarodnyy kongress po elementarrAym ohastitsam v Italii) PERIODICAL: Uspekhi fizicheskikh nauk, 1958, Vol. 65, Nr 2, PP. 331-349 (USSR) ABSTRACT: 1.) The laboratories of Bologna and Pisa. The Congress of the Italian Physics Society %v= held at Padova and Venice from September 23-28, 1957 and vras attended by about 600 scientists. The following list contains the names of prominent scientists from America, England, France, Western Germa.ny, &ritzerlanrl, Holland, Hungary, and Poland, Mio took part in th'i congress. The Russian delegation, headea by A. A. Vorobyev of the Tomsk Polytechnioal Institute (Tmskiy politekhnicheskiy institut) was composed of 10 scientists, of which A. I. Alikhanov, A. It. Baldin, S. Ya. Nikitin and 1. L Gurevich are mentioned by name. The Unitea Institute of Nuclear Research (Dubno) was represented by: Darii.sh (Wars&w) , Ulehla- (Prague), Khu Ning (Peking) The congress -~ms further attended by several scientists of 6FAI (Centre Europe'en des Card 1/3 Recherches Nucl6ires). The author of this article further gives The Internatioual Congres3 Held in Italy on SOV/53-65-2-11v/14 Elementary Particles a report about the first days at Padova during which the congres-3 ,.,as held in the university buildings, as well as about -the follow- ing period during %,thich sessions took place at Venice, Bologna. an] Pisa. In this connecUon a large number of Italiain iiistitutes suid Italian plVsicists are mentioned as viell aq geographical and hlstorlc;~A details. 2.) The Pari;3 Labora-torieLs. In the following the author tells about a visit to the Centre Nucle'aire; visits to Paris, Avillon, Chatillon, and above all to the reactor centers of Saclb and Marcoule are described and several reactors (Zoe, Gl, G2, G3 etc.) are also described in short. The author further deals with "rea--tor of organization, universities, etc. in France. 3.) The 14on-Conservation of Parity. The principal problem dealt Ath on this congress zias the non- cons ervati ou of parity in the case of weak interaction. The introductory lecture was delivered by T. D. Li. The author dis.- cusses the problem and says in connection .,rith the experiments Card 2/3 carriea out by Frauenfeld et al. (Phys.Rev. 106, 386 and 10Z, The International Congres,,3 Held in Italy oil SOV/53-65-2-14/14 Elementary Particles 643) that aimilar but much more accuratt:~- experiments ,/',,re carried out by the Russian research scientists Alikhanov and NAltin, 4.) The Nonlinear Field Theory and other theoretical lectures, In this chapter the author deals in detqil vid.th the lectures de- livered by various famous non-Soviet scientists such as Heisenberg, Goldhaber, Kamefuchi, Pauli et al. 5.) Experimental data. This charter contains numerous data concerning the results ob- tained by research work carried out above all by Ameriow-A scien- tists and institutes (Michigan University, Brookhaven (Brukkheven) , Columbia University, Berkel'eyg'MIT,, University of California etc.), No Soviet lectures, instituGes, or research results are inentione-1. 1. Scientific reports 2. Nuclear physics Card 313 24(0) SO11/53-66-3-6/ 7 AUTHOR: '~~,Kanenko, D. D. TITLE: The Flanck-Celebrations at Berlin and Leipzig, (Plankovskiye torzhestva v Borline i Leyptsige) PERIODICAL: Uspekhi fizicheskikh nauk, 1958, Vol 66, Nr 3, pp 523-534(IISSR) ABSTRACT: The German Academy of Sciences of Berlin (German Democratic Republic) together with the Physics .5ociety of the German Democratic Republic and the Union of Physics Societies of the German Pederal Republic celebrated the hundredth anniversary of Max Planck (Make Plank), the creator of the quantum theory. The celebration was held on April 23 and 24, 1958. They were followed by the annual congress of phyqicists of the German Democratic Republic held at Leipzig (April 27 - 30)- At the Planck-Jubilee congress and at the congress held at Leipzig the USSR was represented by a delegation consisting of: N. N. Bogolyubov (head of the delegation), D. D. Ivanenko, S. A. Azimov, A. P. Ioffe, A. V. Ioffe, G. P. Keres, V. I. Mamasaklilisov, A. B. Migdal, G. 1. Rakhmaninov (secretary of the delegation), A. A. Smirnov, B. I. Stepanov and Zh. S. Card 1/6 Takibayev. The delegates visited Physics Institutes and de- The Planck-Celebrations at Berlin and Leipzig S07153-66-3-617 livered a number of scientific and popular lectures. - The conferences were further attended by all active physicists of the German Democratic Republic under the leadership of Gustav Hertz (Gerts), holder of the Nobel Prize and Director U of the Physics Institute of the University of Leipzig, and further also by R. Rompe, Secretary of the Department of Mathematics, Physics, and Teahnology of the German *,cademy of Sciences (German Democratic Republic), Professor Barvick (Barvikh), Director of the Dresden Nuclear Center, Professor Gerlich (Gerlikh) scientific manager of the firm of Zeiss (Taeyss), and others. The German Federal Republic was represent- ed by the holders of the Nobel Prize Heisenberg (Geyzenberg), Laue, Born, and Halin (Gan), the theoreticians Hund (Gund), Dopp, 118n1 (aenl'), Sauter (Zauter), and Bagge. The Chinese representative was the physicist HU I'ling, Poland was represented by Infeld, Rublnovicz., and others, Fungary b,-yr Bud~q Bulgaria by Datuov, and Romania by Mcu. Further, a list of the representatives of "Western se once" is given such as Dirac, M61ler, 1,1eitner, Weisskopf, and others, who were also present. A total of 12 countries was represented. The Planck celebrations were held partly in the eastern and Card 2/_6 partly in the western part of Berlin (on April 23 in East-Berlin The Planck-Celebrationa at Berlin and Leipzig sovil:: 3-66-'x - ' '7 on Apri1241 in 7,e3t-Berlin), The PlanCk- celb-rations are then described in detail, Lind an account i,* given of his life and his scientific work. Heisenberg's lecture "Planck's Discover,-.- and the Basic Phil oi-.ooh ic.al Problems of Atomic Theorw" is discussed as well as other details Lis music-1 The annual meeting of the Physics Society of the Gevnun Demo- cratic Republic held at Leipzig form April 27 to -~Inril- 30, 1957. The meeting was connected with, a thu-ork~:tic~-l conference. It was oDened in the auditoriu.-,i of the Phjsics lnstit!.z~e of the university, which is able to accomodate 450 peraonz5. The important lecture delivered by Heisenberg(Geyzeriber,,-) dealt with the standardized nonlinear theory of inatter, The lecture is dealt with with respect to it.--, main outlines. The oumo-, is the case with Dirac's lecture on the theory of grav--~Liticn. The third of the Drincipal lectures aaj delivered by J. N. bol-olyubov, Member,_Academy of Scien--e5' USSH. lie sucke about a new method in the thoory of ~~upez-conductivity a-d superfluidity. This method is bu~;ed upon tiie canonicLtl transformation, wh1ch the speaker had recommenued alreadv Card 3/6 in 194.7 for the development of the micros--opical theory of 'The Planck Celebrations at Berlin and Leinzig S,DIr/53-b6-.,-6/7 superfluidity and for calculation of the interaction between bosons, -nd which now applies also to fermions. lie thus continued along the same lines -,;s Fri'lilich (Frelikh) (in his paper on the interaction between elc.-vtrons and phonons) and Bardin COO-Oer (KUpel') et al. D'. il. BOgOlyUbov and his kov, j. V. Tyablikov, collab~ ators ~V. V. Tolmachev, D. V. Shirr .D. 11. Zubarev, Yu. A. Tserkovnikov') further spoke about a mathematically correct superconductivity theory, -.-ihich t'ak'es not only 3ingle-fermion excittion but also collective excitation and the part played by Coulomb (Kulon)-forces into account. Further lectures were deli-.-ered by: J. P. Vigier (Zh. P. Vizh'ye), L. Ji6aossi ;,,-i experiments carried out by him in a depth of 30 m belniv the surf&ce of the eatrtb 1[oll-'ether -with Ntrai, Varga, ~d~m et al. in thin optical laboratorZ( of the Central Physics Instivate of the HungL~.rian A-S at Budupest (interference tests); Curthcr, c, ----amber of ax,-perimental leoture were held only some of -,,.-hich are mentioned (Krebs, Bern', 'ard, Ardenne, Unmgst, IMUller, Eder, BiL---aLck, Meyer, Tsellr----~r (~.A prosent in Dubna) on the dispersion for Card 4/6 n + N42n + N proui~o:3e- F. Kaplun (Dubn:~) spok'o ;-boUt the The Planck "'elebration3 at B.-,rlin and Leipzig jOV/53-66-3-6/'17 dispersion relations for elastic p-d scattering, K. S. Tseyten, A. B. lAigdEL1 (quantum field theory), Kagan, Hbnl- (Genl'), T. Kakushadze (Tbilisi) on X-ray spectra, V. Kofink, and others). - The members of the Soviet delegation delivered a number of lectures dealing with the development of physics in the USSR. The important lectures delivered by Bogolyubov and Ivanenko o.,ere attended by more than 1000 persons. Ivanenko spoke about the Novosibirskiy nauchnyy tsentr (Novosibirsk Scientific Center) and about the succ~-cs attained by Soviet scientists in the fields of nuclear physics and accelerators. Several members of the deleg~~ticn delivered lectures on the situation of science in the variouq republics of the Union: Gruziya (Profesjor V. I. Mainasaklilisov, Corres- ponding Member AS Gruziru3kaya SO); Estoniya (Profe~~sor i;.P. Kpres); Ukraina Urofesior A. A. Smirnov, Correziponding INlember, AS UkrSSR); Kazakhstan (Doctor Zh. S. Takibuyev); Beloru3slya, Minsk (Professor B. I. Stepanov, Member AS Belo_-russkayE SSR ); finally, reports were deliverea concerning sev-~~ral institutes of the Academy of Sciences of the German Democratic Card 5/6 Republic, and visits as well as tours of i,'i3pecllion were D - AUTHORS: Ivanenko, D., Brodskiy, A. SOV/2o-12o-5-18/67 TITLE: On Non-Linear Theory of Elementary Particles (K nelineynoy teorii elementarnykh chastits) PERIODICAL: Doklady Akademii nauk SSSR, 1958p Vol. 12o, Hr 5v PP. 995 - 998 (USSR) ABSTRACT: This is a study of a non-linear generalization of the Dirac (Dirak) equation for a quantized spinor field. The invariants can be obtained by a method described already earlier by the authors (Ref 2). This method is characterized by setting equal all spinor fields in the expression for the interaction of two Fermion pairs (as, for example in the theory of 0-decay). The method is based upon the hypothesis of universal interaction and the description of matter by a uniform "world spinor". The Lagrangian corresponding to these conceptions is written down. In the not quantized theory a number of relations exists between the terms of this Lagrangian. A few of the non-linear terms apparently are identically equal to zero. The spinorV is then transformed to a form, in which every particle is described by a two-component hall-spinor. This inveiitigation is limited Card 1/3 to a certain non-linear part of the Lagrangian, The field On Non-Linear Theory of Elementary Particles SOV/2o-120-5-18/67 equations resulting from a variation of the Lagrangian are given. The problem of an ansatz for the equait:Lons of the causal propagation functions for this non-linear LA2,Ttingian is discussed by the authors. In order to solve this problem additional terms with fictitious sources are introduced into the Lagrangian. An operator for the mass &I is also introduced, taking into account the translation Invartance of the kernels., The equation for the causal kernel :In thqi non-linear case in the absence of external fields is equivalent to the equation for the linear case, if an interaction with the boson vacuum of an "electromagnetic" and of a "boson" type with the field mass and with the "bare mass" is assumed. From the considerations presented the addition of non-linear terms in the case of a free particle is effectively reduced to a modification (or the introduction) of a mass. When a two-particle kernel Is considered the equations of non-linear theory cannot be distinguished by their appearance from the equations of linear theory with a boson field. According to 'the results obtained the boson fields can in the non-linear theory be considered as Card 2/3 a result of the unification of the "primary" spinors as In a On Non-Linear Theory of Elementary Particles SOY/2o-12o-5-16/67 fusion. The authors express their gratitude to Professor B. Heisenberg (Geyzenberg) for his friendly note on new interesting results of non-linear theory. There are 8 references, 4 of which are Soviet. ASSOCIATION: Moskovskiy gosudarstvennyy universitet im. M.V.Lomonosova (Moscow State University imeni M.Y.Lomonosov) PRESENTED: April 9, 19560 by N.N.Bogolyubov, Member, Acade Imy of Sciences, USSR SUBMITTED: April 7, 1958 1. Beta decay--Theory 2,, Part ic le stheza t -Lc,:,,l a_j&jys_ig Card 3/3 KUKARKIN, Boris Vasillyevich, prof.; RYBNIKOV, Konstantin Aleksayevich prof.; BASHMOVA, Izabella Grioorlyevan; TUSMVICII, Adollf Pavlovich; TANOVSKAYA, Sofiya Aleksandrovna; SPASSIXY, Boris Ivanovich, dotsent; MIXHAILOV, Glab lonstantinovich. starshiy nalichn.y7 sotrudnik: MATYNOT, D.Ya., prof., otv.red.; GOROM, D.I., prof.. red.; IVANMMO,._.D.U,,-prof., red.; KUIRYAVTsxvg P,S,, prof., red.; KnIKOVSKIY, P.G., dotsent, red.; KWIM9 A*Khot profog red.; SHMSOV, N.S., prof., red.; YMUMMV. V.R., assistent, red.; KONONKOV, A.F., red.; YLTMAKOV, H.S., teldm.red. (Programs of courses on the history of the physicomathematical sciences] Programmy po istorii f12iko-matematicheskikh nauk. Moskva, 1939. 40 p. (MM 12:12) 1. Moscow. Universitet. 2. Orgkomitat Vaesoyusnoy mezhvuzovskoy konferentaii po istorii fisiko-matematichaskikh nauk (for Kukarkin, Rybnikov, Spasekiy, Gordeyevq.lvanenko, Kudryavtoev, Kulikovskiy, Kikhaylov, Khrgian, Shevtsov, Verkhunov, Kononkov). (Physics--Study and teaching) (Hathematica--Study and teaching) 21(1,8); 24(_)) MA,3R, I BOOK EXPLOITATIO11 SOV/3369 Vsesoyuznaya mezhvuzovskaya (clonferentolya po Jcvantovoy teoril poley i teorii elementarnykh chastits. Uzhgorod, 1958 Problemy sovremenno teorLI elementarnykh chastits. No. 2: Trudy konferents-ii ... TProbleins In the Modern Theory of Elementary Particles. Nr. 2: Transaotions of %'he All-Union Inter-Vuz Conference on the Quantum Pield Theory and the Theory of, Elementary Particles) Uzhgorod, &-ikarpatskoye oblastnoye' izd-vo, 1959. 214 P. 5,000 coples printed. Ed.: Yu. Lomsadze, Docent; Tech. Ed.: M. Belous. PURPOSE: This book is Intended,for physicists, particularly those concerned with problems in tlie field of elementary particles and the quantum theory. COVERAGE: This book contains articles on elementary purticles originally read at the kll-Union Inter-Vuz Conference held at Uzhgorod State University on October 26, 1958. Among the topics Card 1/,6 Problems in the Modern Theorly (Cont.) SOV/3369 discussed are: the spinor field theory, the fusion theory, Lorentz contractlons, parity studies, nucleon-nucleon scattering, etc. English abstracta ac(,onipany each article. References follow each article. TABLE OF CONTENTS: Foreword 3 Ivanenko, D., and A. Brodskiy. Renthrks on the Unified -Non-idmar-Sp-lnor Field Theory 5 Barashenkov, V.S. Multiple Formation of Particles in Experiments With 9-Bev Protons on the UNIR Phasotron 10 Borgardt, A. Continuation of Wave-Field Functions Into the Region of Nori-Linear 3elf-Action 20 Sokolik, G.A. New Formulation of Fuslon Theory 26 Card 2/6 Problems In the Modern Th;-or:t ((,ont. ) SOV/3369 Lomsadze Yu.M., and B.I. Maksimov. Application of Schwinger's Variation Method to the PaIr liqieory 30 Sokolik, G.A. Generalization of the lx)rentz Group 37 Ivanitskaya, O.S. Generalized Equivalent Potential and the Sequence of Infinitesimal Lorentz Contractil,:jn7, Under Rotary Motion 44 Sokolik, G.A. Representation of the Complete Lorentz Group 52 Sokolik, G.A. Connection Between the "Anomal" Representation of the Space-Time Inversion Gro~ip and the Paull Tranoformations 56 Geshkenbeyn, B.V., S.A. Remirovskaya, and A.r. Rudik Non-Conservation of Parity In RaE 58 Bilen'kiy, S.M., and R.M. Ryndin. Determination of Parity of'Strange Particles 63 Card 3/6 Problems in the Modenn TheorY (Cont. ) 3OV/3369 Lomsadze, Yu.M. The Possible Versiono of' the J, -- Decay Theory 69 Vanyaghin, V.S. Equations of the Onler for Spinor Wave Functions N 80 Soiovlyev, V.G. Conservation of the CombAned Parlty, as a Fundamental Law of the 3ymmetry 1n Nature 83 Geshlcenbeyn, B.V. PolArization of Electrons of the Inner Co,nversion Sub.4equent to j6 -- Decay, Taking Tnto Account the Electric Field of the Nucleus 89 1 Sitenko, A.G. Polarization of the Nucleons Under the Stripping Reactlon in the High Energy Region 99 Yyglane, Kh. Wave Equations for Elementai-j Fai-ticles log Barashenkov; V.S., and B.M. Barbashov. Some Remarks on the Inner Structure of the Nucleon 117 Card 4/6 Problems in the Modern Theo-ty (Cont.) SOV13369 Solovlyev,' V.G. On the Superfluld State of an Atoxa Nucleus 126 Dolginov, A.Z. Polarization of Quanta.Emitted by A Mezoatoms 138 Barashenkov, V.3,, Optical Analysis of the Interaction Between Fast Nucleons and Pions Partiales With 1.,Tueleons and Nucleus 142 Zharkov, G.F. The gemi-Phenomenological Theory of Nuclear Forces 14q Fisher., Ya., and S. Chulli. Partial Wave Analysis of the Generation of Particles 157 Zlatev, I.S., and P.S. Isayev. The Effect of the Form-Factor on the Processes of Bremostrahlung and Generation of Pairs on Protons 165 Fillmonov, V,A. On the Interaction Between.,6 -Particles and 17C Nucleons in the Hypernuclei Card 5/6 IvANEmKO, D.D., red.; LARIN, S.I., red.; BELEVA, N.A., tekhn.red. [Nonlinear quantum field theory; collection of articles] Nelineinaia kvantovaia teoriia polia; abornik statei. Koskvat Izd-vo inostr.lit-rys 1959. 464 pe (KIRA 13:2) ((bmntum theory) IVANEUO, D. D. "Transmitation of Gravitational Energy into Ord1nary Matter." papbm presented at the Intl. Colloquium an Relative Tbeories of Graviatione, Pariap 21-29 Jun 59. pre-print in Russian available. A-3135940 Moscow State Univ. A C. TITLZ I Th. Physics fjjxjLMj&rXjj PIRIODICALS U.P.khi flatehookikh Back. 1960, yet 70. or 2, 11 361-3?4 LISTRACTi The authors give a report on The laternallEnal Conf4~rsn.SV~ 0 held at 11yov 1. July 1959. fl.kht.tes. " 1. To. Tama.' Too or the ..,9. holders Is- :f the Nobel PIL.- as :, .4 P. A. Cherenkov, Ap f,,h 7lg I turea soula"a vote htli,ln which the following Russian lecturire spokel To. Tmjq~om *!Iagraw Technique and Flel4 Theory", he No linter P1916- an# Gravitation Collisions", ant is Th. '14"&r7 ~.act*" he first sessloa Sarsaritnt (Call) spoke. Its selontiflo socre4azlea oars A. 2~14im. set A. Waravot Tax report an tke looluxe %tattoos ille data Otain. .4 at the platcheakly Lastitat I%. P. a. L0.40ow U assR (Physics U00ste Isomi P. X. LoU4*v Ll V3111 an the -Pala ISSWIMY of "One Is 3. (Daluma) WiTIT94 a lavilfs, salon is discus 16111 " *?too scallorT Wy lustsafts &M rVeivollon of Ital HONG In heloos-holso Rod hah-haless, tutors Next. 2"_1AkiULjhW") spoke 410'al owl lakeraotiona ia_tk* 1.5 10 14 hadeI Ivarenko, D.D. BIND11;G ENERGI:~S) OF 1TYPEW'i-NT'CT,?1 kM T1,1T*~MAGT_,O"S k^,F MM')4AIi-,T) ML D.D. Ivanenko, N.N. Kolesnilov, V.A. Lyullha, V.A. Pllilironov Hynarnuclei systorr.-s cort-iining)L nr ~/-hynerons in addlt.lon to orotons and neutrons, are of q-ictt Jrterof~t both f,-r tl,r- 1nd-!rst,-tncHnF1 of' cosmic ray orocossen and for rnsviarch Into ordinary nucloar �~rces. By mstking use of t1ho birrl-i-f- f constRnt.s known from sc-ittering tYeory, and having csxried out t~ai "out of" as In the C1,ou-Harte.-+av,, metl-od in the theory of ordinary nualqi, im ob- tained v--.luis for hyT)e-r-nuclel. bl!~dlng energi,~s In satisfactory aprrii~Trent w'it'h e-,mer r-antal resvIts An ovaluati.oVade on the 1,anis of felrl tl;)(,ry r-~V~aj.ed the exiFt;-)nce of weak forced: of jA- Lattract'on in addlt,inn to tbi rtrongerA~intereactior, wl.icb) in turn, is notl-'ably w--!ker than the *om:,,s. In tbJs connecti.on, th-i birding energies of t~e normal and the ~axcited 1-tates of a ver-l-en of I.I.Pft nuclei contairl?!- one or two,]%.- Dartic-jes -were ca3culated usi.-a t1-3 anorr-ri -!-.,Aon of a short ro.nae of act-;on and a -Y-eno~eno].-,7ical notent4a! &-n-.ndi P,, or., Q,- snin, who.-,e T-klrareter;- wer s r sqr~ binding erergy elf tYe 4- narticle in ,Plect,id so as to Inst, ~ the nices Y J\ and. k A The data on forces -roce-~dirg fror h-n.--:?r-nucle1, were e-n,,o-e,4 to efticulate tl-~! crosq qqct'on -f R,0 c-inturn or slow nartic.19,; by ni;cl;~i. -3d at tYe- International ~Cosmjc ~Rny,- nforenco, For-cow, 1-13-Nly 11159 Report prasent IVANYENKO, D.D. (Ivanenko, D.D.); Developmen. in the p oics no,4:3.11-316 Ap 159. ABONYI, Ivan [translator] of elementary particles. Fiz szemle 9 24(5) AUTHORS: Brodskiy, A. M., Ivanenko, D. D. SOV/56-36-4-46/70 TITLE: Anomalous Spinors and Bosons (Anomallnyye spinory i bozony) PERIODICAL: Zhurnal eksperimentallnoy i teoreticheskoy fiziki. 1959, Vol 369 Nr 4, pp 1279-1285 (USSR) ABSTRACT: The discovery of the isotopic and strw)ge properties of parti- cl.es and of the nonconservation of parity in the case of weak interaction stimulated a more intense investigation of the properties of spinors and bosons in reversals~ As, however, the usual representations of the Lorentz group do not suffice for the purpose of describing the variety of the new particle properties, the ~3- or 4-dimensional) iso-space theory was l developed (Ref . This also showed that additional consider- ation of previously neglected possibilities of projective representations in the spinor-, and "integron" theory (particles with integral spin) offers the possibility of being able to describe iso-spin and strangeness already within the frame- work of the ordinary spaced These problems are of interest for the application of the fusion method, the model of the complex particles., and also in connection with the nonlinear Card 1/2 theory of matter. The authors here give an analysis of the Anomalous Spinore and Bosona SOV/56-36-4-46/70 new spinor types, they discuss the problems of the unusual bi- linear combinations, and problems of spin and statistics. The anomalous commutation relations, to which these spinors which show an unusual behavior with respect to inversions obey, are investigated (cf,Gellfund and Tsetlin, Ref 7),. Finallyq the possibility in investigated, by means of spinorn of the class WA . e to describe the electron-positron, by means of the self-adjoint spinors ~ 1C1C , ~, (zero mass) the neutrino, and WA by means of the spinors ~ . 9 - the p-menon. The authors finally thank G. A. Sokolik for discuosinc 'the results. There are 12 references, 9 of which are Soviet. ASSOCIATION: Moskovskiy gosudarstvennyy universitet (Moscow State University) SUBMITTED,!' November 5, 1958 Card 2/2 AUTHORS: vanenko, D. D Xitskevich, N.V. sov/56-37-3-49/62 TITLE: Fe~ idto 4ea=t Gravitational Energy PERIODICAM Zhurnal eksperimentallnoy i teoreticheskoy fisiki, 1959, Vol 371 Nr 3(9)9 pp 666-669 (USSR) ABSTRLCT: The determination of the energy and momentum of the gravitational field (which is especially necessary for the conversion of these quantities into the energy and momentuz of other fields) has met with serious difficulties already since the foundation of the general theory of relativity. The difficulties are due to the fact that the equation of continuity gets the physical meaning of a divergence brought about by the disappearance of the usuall but not covariant divergence. The authors denote the law of conservation in the disappearance of the usual divergence an exact law of conservation. The "pseudotensor" of the exactly conserved energy-momentum density of the gravitational field introduced by Einstein is# on the one hand, no generally covariant quantity, on the other, the energy defined by this quantity considerably depends on the ueleotion of the reference systems which are in connection with the purely spatial Card 1/4 coordinate transformations at invariable time. For this reason, Taking i1to 'Account Gravitational Energy SOV/56-37-3-49/62 Lorentz and Levi-Civita suggested other definitions of the energy-momentum density. The tensor of all fields which they suggested and which is accurately oonsexved has no great physical importance. C. 119'ller (Refs 2j 3) supplied a new expression (and the corresponding exclusion proof) for the -total energy of the systems of gravitational fields and other fields with the elimination of the above difficulty. On tb,, other hand, quantities are obtained by the new formulation of Noether's theorem (which was derived earlier by the authors (N. V. Mitskevich, Ref 4)) which are conserved when applied to the field of gravity. These quantities differ from those derived by Einstein and - as will be shown in the present paper - are closely connected with the pseudotensor derived later by M~ller. In this connection gravitation and the other fields are dealt with in the same way. The gravitational field is defined by a metric tensor so that particles with spin are bound to correspond to it. On the basis of the expressions derived by M~ller and N. V. Mitakevich (Ref 4) the relation = _R ce, (grav) is easily obtained. denotes the Card 2/4 Taking into Account Gravitational Energy SOY/56-37-3-49/62 "pseudotensor" of the energy momentum of the total system of fields introduced by MVIler and (grav) the value of the spin part of the energy of the gravitational field derived by the authors. This quantity has the necessary gravitational propertieB also for ot'- - tields (invariance of the integral energy in purely spatial transforma- tions which do not refer to time). The te."or dete"rined by the authors agrees with the expression by Levi-Civita also for the total system of the fields. For this reason the following p, 0~ relation holds: (Sym)(tot) A (tot) + (tot) = 0 Therefrom it may be concluded that 06 C6 (f (grav) (f ) + W (grav) where A~ (f and (grav) belong to ordinary fields in the presence of ~6 Card 3/4 gravitation and to a pure field of gravity, respectively, Taking filto Abcount'Gravitational Energy SOV/56-37-3-49/62 The authors think it more natural to regard the sum of canonic (unsymmetrical) quasi-tensors of all fields as the energy- momentum density of the total system of the fields and not the sum of the symmetrical tensor of the fields of ordinary matter and of the canonic quasi-tensor of the field of gravity. The opinion of the author corresponds also to the generally covariant bases of the second quantization. There are 6 references, 4 of which are Soviet. ASSOCIATION: Moskovskiy gosudarstvennyy universitet (Moscow State University) SUBMITTED; may 30, 1959 Card 4/4 AUTHORS: Brodskiy, A. M.,_Ivanenkoy Do D. SOV/56-37-3-53/62 TITLE: On the Connection of the Isospin,and the Strangeness With the Behavior of Spinors in Inversion PERIODICAL: Zhurnal eksperimentallnoy i teoreticheskoy fiziki, 1959, Vol 37, Nr 3(g), PP 876-877 (USSR) ABSTRACT: The usual-treatment of the isotopic properties and strangeness properties is connected with an isospace of 2, 3, and 4 dimens- ions,-with.transitions into the paeud.peuclidian space being possible. These pToperties may alao be described within the usual space, however, by, using the hitherto not used possibil- ity of a different behavior of the spinars in inversions and under consideration of the non-conservation of parity P. The treatment of isotopic properties within the usual space sug- gested here extends the more special considerations made al- ready earlier. As is known, spinors may behave differently towards one another in space and time reflections. In this case, the matrices of transformations diffe-r by the factors -1r i, y5 or by their products. Thus, spinor representations of the Lorentz group are given which differ from one another Card 1/4 and part of which is unitarily equivalent (which is different On the Connection of the Isospin and the Strangeness SOVI'56-37-3-53/62 With the Behavior of Spinors in Inversion in the case of charge conjugation). A considerable difference between the spinors (which has not the character of a unitary equivalence) occurs in the presence of the afore-montionod additional factors only in the cace of purely space- or pavly time reflectionse The spinors are characterized hero by the two index pairs a,b and a,P . Index a assumeo the value I or 2, depending on whether the additional factor 75 is added or not in space reflection. In similar way, index b - 1, 2 char- acterizes the geometric time reflection TO, which may be re- a placed by Schwinger's transformation T , To TC, where A denotes tLe transposition in Hilbert I a space and T Wigner's inversion. Indices a,P assume the 4 values (O11t2,3) corres- pondingly to the occurrence of the additional factors ia in space-, and J in time inversions. The essential differ- ence of the apinors is characterized by the differences (a - b) and (a - P), more exactly by the moduli of these differences. In the invariance only with respect to Ps and TS the problem Card 2/4 of the mutually different spinors arises. In order to solve it, On the Connection of the laospin and the Strangeness SOV/56-37-3-53/62 With the Behavior of Spinors in Inversion the self-conjugate ("large") spinors are introduced. 112 1(' + '15) + + (1 - '75) ~ c , 1/2 rL(1 - iy5) ~ + (I + iy5) +cJ , - C V(i,2) - fli 2) . Y2 5 In strong inversions of small ~ the cp_-aritbities IF(1,2)trans- form linearly and separately. In the phase transformation ~' - e ia ~ it holds that Y(1,2) = exp (;LY5a)11Y(1 2). In the case of self-conjugate emall ~ (neutrino) -41(1) and If(2) agree with each other. To characterize the behavior of spinors in strong inversions P 8, T81 the index pairs J = a + at K = b + are sufficient and correspondingly also the differ- ence N J - K = (a - b) + (a - P) (mod 2). In this connection at bi at P refer to the initial small spinors The Lagrangian of the interaction is constructed by means of lf(1,2) because Card 3/4 in this case the invariance with respect to Pa and Ts becomes On the Connection of the Isospin and the Strangeness SOV/56-37-3-53/62 With the Behavior of Spinors in Inversion manifest. The beat way is to charaoterize -the leptons by "normal spinors" (by attributing the various factors +1 1 I Is 7 to the particles e,v and tho baryons by spinors which 5 are mixed in strong inversions. There are 11 references, 6 of which are Soviet. ASSOCIATION: Moskovskiy gosudarstvennyy universitet (Moscow state University) SUBMITTED: June 10, 1959 Card 4/4 21(1.)p21(7) soV/53_66-*_ 1/-; AUTHORS: Ivanen1ko, D. D., Lyullka, V. A.9 -V. A. TITLEi The Theory of Hyper-nuclei (Tooriya giperyader) PERIODICAL: Uspekhi f izicheskikh nauk, 1959, Vol 68, Nr 4, -PP fr- ABSTRACTs thors give a survey of the pre:5riat 6ta,~e of thE; thz The atk ' hyper-nuclei, nuclear systeras consisti.,,~Ce of nu,lecr.ts &-nA investigation of thene 1r,,,,por-nuolf-A makeri t.1. hyperons. An ' possible to obtain data on Y such as spin, parity, and the interaction betM;ea part' ~cl _e z, The large amount of experimental -..!aterial availa-ble in thl~ respect makes it poosible to deal Ir. thpor.1, with hjper-rucl:z~,i both from the phenomenological point of view, and by mearns the quantum field theory. The authors onizqpral-e- th'? -,-nos' essential experimental factorp a,,-,~ tlie iri-3t, im-~.iortent theoretical investigations concerning hyperons. The experimental part of the paper begins with the-discovery of hypernuolei in 1953 by the Polish physicists Danvsz and Pniewsky (Ref 1) in nuclear emulsions (Fig 1)j in the following, the authors discuss the identification of hyper-nualei; a ta.'ble shows a number of Card 1/3 hypernucleus observations. It was found that whereas in the The-Theory of Byper-nuclei BOV/53-68-4-4/12 case of accelerator- and oosmic raaiation experiments, the relative frequency with which hyper-nuclei are recorded is about 1.10-3 (cosmic rays only 0.2.10-3)0 it was found to be between 24 and 57-10- 3 for the case of K-captures. In the following the question of the life time of hyper-nuclei is briefly discussed; their value is near the order of magnitude of 10-10sec. Further, the frequency of hyper-nuclei as a function of the nuclear charge is discussed. Figures 3 and 4 show the Z-dependence of mesonic ana non-meeonic decay. Pinallyp the binding energy of the Apparticles in the hyper- nuclei is discussed according to the relation B - M + M - 1: m Q (Figure 5 shows B (A) - a stTaight A :& A L A linal A denotes the number of nucleons in the hypernucleus, mi the masses of the reaction products, and Q - the sum of their kinetic energies), and also some anomalous cases observe&. In the second part of the paper - the theoretical treatment of the hypernucleus problem - the most important properties of the hyperons and K-mesons are discussed (classification of inter- Card 2/3 actioft into strongp electromagnetic and weak interaction, the The Theory of Hyper-nuolei SOV/53-68-4-4/12 theory of the former, special cases, some F- - and -:' -processe4v after which the decay possibilities of hyper-nuclel-Onesonic and nonmesonic decay), as well as the problem of the spin of the A-Particles. In the following, the authors first mention some general questions of a phenomenological treatment of the hyper- nuclei with A 4 5, followed by the speeial cases of the hyper- nuclei He5 H4 H94 and H3 . Finally, the treatment of '& I A 9 A A light hyper-nuclei on the basis of the field theory and severall questions related to the spine of the h;yper-nuclei are discussed. The material (particularly that of the theoretical part) was mainly taken from Western papers. There are 5 fig-areav 5 tablesp and 136 referencesp 12 of which are Sovieto Card 3/3 RT.BNIKOV, K.A., prof., red.; SPASSKIT, B.I., dotsent, red.; GORDETV, D.L. prof.. red.; IVANENKO, D.D., prof,, red.; KUDRTAVTSEV, P.S., prof., red.; KUKARKIN, B.V,j: prof.. rod.; KULIKOVSKIT, P.G., doteent, red.; KIKHAYGOT, G.K.. starshly nauchnyy sotrudnik. rod.; MGIAN. A.Kh.. prof., red.; SHICYTSOV. N.S., prof,, red.; VIFaaMOY, T.M.0 asaintent, red.; KONONKOY, A.F,, red.; KALIKOYA, F.A,, red.,; SOROXINA, L.A,., red.; YERMAKOV, H.S.. tekhn.red. (Summaries of papers and reports of the Interaniversity Conference on the History of Physics and Mathematics] Tezisy dokladov i soob- shchenii Mezhvuzovskoi konferentaii po istorii fiziko-niatematicheskikh nauk. Moskva, Izd-vo Mosk.univ., 1960. 187 P. (MIRA 13:6) 1, Hezhvuzovakaya konferentsiya 'po istorii fiziko-matematichoskikh nauk. ig6o. - (Mathematics--Congresses) (Physics--Congressea) 2if V~"po AUTHORS: 82431 S/056/60/038/03/32/033 BOO6/BO14 Braginskiy,. V. B.,Ivanenkog D. D.p Rukmanj G. I. TITLE: The Possibility of Making Laboratory Tests for the Purpose of Measuring the Propagation Rate of Gravitational Inter- action PERIODICALt Zhurnal eksperimentallnoy i teoreticheskoy fiziki, 1960, Vol. 38, No- 3, PP- 1005-1007 TEXT: Hew experiments for investigating gravitational waves have been suggested repeatedly (observation of gravitational radiationg verification of effects of*the general relativity theory, Edtv8s experiments, eto.). Measurement of the propagation rate of gravitational interaction has been suggested only in Ref- 5. The difficulties involved are discussed in de- tail. According to Ref. 6, the amplitude of a field at a distance R from the emitter may be expressed by E R a 2p0ei(,)t R-3009 0 (I+k2R2/2_ ik3R3/2+.,..), where k -co/c 9, and c9 is the propagation rate of the gravitational fieldq Card 1/3 8201 The Possibility of Making Laboratory Tests for slo5616010381031321033 the Purpose of Measuring the Propagation Rate B006/ 'b014 of Gravitational Interaction PO is the dipole moment (the uipole oscillates with the frequency w). This holds for distances R, which are small as compared to the wavelength, where kR