387 research outputs found

    Yuri M. Romanovsky – destiny, science, rendezvous

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    The article is a recollection of Yuri Mikhailovich Romanovsky, a world-famous biophysicist, Honorary Professor of Lomonosov Moscow State Uаniversity, the stages of his life, scientific and personal destiny, of his sons – Mikhail and Alexander. The development of Yu. M. Romanovsky as a scientist and personality, the influence on him of his family, classmates, senior associates and friends, who represented the best people of Soviet and Russian science over the past 60 years, are described, as well as his personal contribution to world science – especially to mathematical biophysics. Much attention is paid to his scientific and social activities – from the chairman of the housing cooperative of scientists and teachers of Lomonosov Moscow State University to the collector of biographies of graduates of the Physics Department of Lomonosov Moscow State University, who made a huge contribution to the development of the scientific and industrial potential of our country. His enormous role in the development of cooperation between Lomonosov Moscow State University and Saratov State University in the field of biophysics and nonlinear dynamics is also presented

    Gauss broadening of X-ray laser lines by electric potential fluctuations inside atomic nuclei

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    The broadening of X-ray laser lines by fluctuations of electric potential inside corresponding nuclei is studied. The fluctuations are produced by neutron-proton and proton-neutron transformations when localization of electric charge inside heavy nuclei changes. Atomic (and ionic) bound electrons "feel" such fluctuation as non-central Coulomb potential. It is shown that the potential fluctuations have the Gauss distribution while nuclei are considered as drops both of normal and Fermi-liquids. Finally, an electron level asquires the Gauss broadening. Estimations show that the linewidth can be of the same order as the Doppler width for highly-ionized plasmas ions

    Evidence for the decay B0→J/ψω and measurement of the relative branching fractions of meson decays to J/ψη and J/ψη′

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    First evidence of the B 0 → J / ψ ω decay is found and the B s 0 → J / ψ η and B s 0 → J / ψ η ′ decays are studied using a dataset corresponding to an integrated luminosity of 1.0 fb -1 collected by the LHCb experiment in proton-proton collisions at a centre-of-mass energy of sqrt(s) = 7 TeV. The branching fractions of these decays are measured relative to that of the B 0 → J / ψ ρ 0 decay:frac(B (B 0 → J / ψ ω), B (B 0 → J / ψ ρ 0)) = 0.89 ± 0.19 (stat) - 0.13 + 0.07 (syst),frac(B (B s 0 → J / ψ η), B (B 0 → J / ψ ρ 0)) = 14.0 ± 1.2 (stat) - 1.5 + 1.1 (syst) - 1.0 + 1.1 (frac(f d, f s)),frac(B (B s 0 → J / ψ η ′), B (B 0 → J / ψ ρ 0)) = 12.7 ± 1.1 (stat) - 1.3 + 0.5 (syst) - 0.9 + 1.0 (frac(f d, f s)), where the last uncertainty is due to the knowledge of f d / f s, the ratio of b-quark hadronization factors that accounts for the different production rate of B 0 and B s 0 mesons. The ratio of the branching fractions of B s 0 → J / ψ η ′ and B s 0 → J / ψ η decays is measured to befrac(B (B s 0 → J / ψ η ′), B (B s 0 → J / ψ η)) = 0.90 ± 0.09 (stat) - 0.02 + 0.06 (syst)

    Physics of Atomic Nuclei V. 65, I. 11

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    Physics of Atomic Nuclei -- November 2002 Volume 65, Issue 11, pp. 1931-2099 80th Anniversary of Yurii Georgievich Abov pp. 1931-1932 Full Text: PDF (91 kB) REVIEWS Dynamical Neutron Diffraction on Perfect Crystals Yu. G. Abov, N. O. Elyutin, and A. N. Tyulyusov pp. 1933-1979 Full Text: PDF (946 kB) Parity Nonconservation in Nuclear Physics G. A. Lobov pp. 1980-1984 Full Text: PDF (137 kB) Methods for Investigating Nuclear Matter under the Conditions Characteristic of Its Transition to Quark–Gluon Plasma G. A. Leksin pp. 1985-1994 Full Text: PDF (281 kB) NUCLEI Mechanism of Small Variations in Energy of Ultracold Neutrons Interacting with a Surface E. V. Lychagin, D. G. Kartashov, A. Yu. Muzychka, V. V. Nesvizhevsky, G. V. Nekhaev, and A. V. Strelkov pp. 1995-1998 Full Text: PDF (214 kB) Magnetic Resonance in Beta-Active Nuclei 8Li at the Doubled Larmor Frequency in LiF Polycrystals Containing Dislocations Yu. G. Abov, A. D. Gul'ko, F. S. Dzheparov, S. V. Stepanov, and S. S. Trostin pp. 1999-2008 Full Text: PDF (268 kB) Larmor Spin Precession and Neutron Optics A. I. Frank, I. Anderson, I. V. Bondarenko, A. V. Kozlov, P. Høghøj, and G. Ehlers pp. 2009-2020 Full Text: PDF (278 kB) Precise Atomic Scale Studies of Material Sputtering by Light-Ion Gases in the Prethreshold Energy Region A. L. Suvorov pp. 2021-2028 Full Text: PDF (216 kB) Neutron Transportation in a Closed Vessel V. K. Ignatovich, E. V. Lychagin, V. V. Nesvizhevsky, G. V. Nekhaev, A. Yu. Muzychka, and A. V. Strelkov pp. 2029-2035 Full Text: PDF (183 kB) Ternary-Fission Dynamics and Asymmetries in Reactions with Polarized Neutrons V. E. Bunakov and F. Goennenwein pp. 2036-2043 Full Text: PDF (206 kB) Resonance-Spin Memory in Low-Energy-Gamma-Ray Spectra from Sb, Tb, Ho, and Ta Odd–Odd Compound Nuclei U. Olejniczak, N. A. Gundorin, L. B. Pikelner, M. Przytula, and D. G. Serov pp. 2044-2051 Full Text: PDF (241 kB) Nuclear Relaxation via Paramagnetic Impurities F. S. Dzheparov, J.-F. Jacquinot, and S. V. Stepanov pp. 2052-2063 Full Text: PDF (255 kB) ELEMENTARY PARTICLES AND FIELDS Study of the K– --> e–nupi0 Decay I. V. Ajinenko, S. A. Akimenko, G. A. Akopdzhanov, K. S. Belous, G. I. Britvich, I. G. Britvich, A. P. Filin, V. N. Govorun, A. V. Inyakin, V. A. Khmelnikov, A. S. Konstantinov, V. F. Konstantinov, I. Ya. Korolkov, V. M. Leontiev, V. P. Novikov, V. F. Obraztsov, V. A. Polyakov, V. I. Romanovsky, V. M. Ronjin, V. A. Senko, N. A. Shalanda, M. M. Shapkin, V. I. Shelikhov, N. E. Smirnov, A. A. Sokolov, O. G. Tchikilev, E. V. Vlasov, O. P. Yushchenko, V. N. Bolotov, S. V. Laptev, A. Yu. Polyarush, V. E. Postoev, S. V. Yashchenko, B. Zh. Zalikhanov, and V. Z. Serdyuk pp. 2064-2069 Full Text: PDF (407 kB) Search for Exotic Baryons with Hidden Strangeness in Proton Diffractive Production at the Energy of 70 GeV Yu. M. Antipov et al. (SPHINX Collaboration) pp. 2070-2076 Full Text: PDF (195 kB) Neutrino Crown of a Protoneutron Star in the Process of Collapse: Physical Formulation of the Problem V. S. Imshennik pp. 2077-2091 Full Text: PDF (303 kB) Violation of Isotopic Invariance in Strong Interactions and Mass Spectrum of the 1/2+ Baryon Octet V. K. Grigoriev, O. N. Erofeeva, and V. N. Luzin pp. 2092-2099 Full Text: PDF (195 kB)Archived web conten

    Physics of Atomic Nuclei V. 65, I. 11

    No full text
    dc.description[en_US]Physics of Atomic Nuclei -- November 2002 Volume 65, Issue 11, pp. 1931-2099 80th Anniversary of Yurii Georgievich Abov pp. 1931-1932 Full Text: PDF (91 kB) REVIEWS Dynamical Neutron Diffraction on Perfect Crystals Yu. G. Abov, N. O. Elyutin, and A. N. Tyulyusov pp. 1933-1979 Full Text: PDF (946 kB) Parity Nonconservation in Nuclear Physics G. A. Lobov pp. 1980-1984 Full Text: PDF (137 kB) Methods for Investigating Nuclear Matter under the Conditions Characteristic of Its Transition to Quark���Gluon Plasma G. A. Leksin pp. 1985-1994 Full Text: PDF (281 kB) NUCLEI Mechanism of Small Variations in Energy of Ultracold Neutrons Interacting with a Surface E. V. Lychagin, D. G. Kartashov, A. Yu. Muzychka, V. V. Nesvizhevsky, G. V. Nekhaev, and A. V. Strelkov pp. 1995-1998 Full Text: PDF (214 kB) Magnetic Resonance in Beta-Active Nuclei 8Li at the Doubled Larmor Frequency in LiF Polycrystals Containing Dislocations Yu. G. Abov, A. D. Gul'ko, F. S. Dzheparov, S. V. Stepanov, and S. S. Trostin pp. 1999-2008 Full Text: PDF (268 kB) Larmor Spin Precession and Neutron Optics A. I. Frank, I. Anderson, I. V. Bondarenko, A. V. Kozlov, P. H�gh�j, and G. Ehlers pp. 2009-2020 Full Text: PDF (278 kB) Precise Atomic Scale Studies of Material Sputtering by Light-Ion Gases in the Prethreshold Energy Region A. L. Suvorov pp. 2021-2028 Full Text: PDF (216 kB) Neutron Transportation in a Closed Vessel V. K. Ignatovich, E. V. Lychagin, V. V. Nesvizhevsky, G. V. Nekhaev, A. Yu. Muzychka, and A. V. Strelkov pp. 2029-2035 Full Text: PDF (183 kB) Ternary-Fission Dynamics and Asymmetries in Reactions with Polarized Neutrons V. E. Bunakov and F. Goennenwein pp. 2036-2043 Full Text: PDF (206 kB) Resonance-Spin Memory in Low-Energy-Gamma-Ray Spectra from Sb, Tb, Ho, and Ta Odd���Odd Compound Nuclei U. Olejniczak, N. A. Gundorin, L. B. Pikelner, M. Przytula, and D. G. Serov pp. 2044-2051 Full Text: PDF (241 kB) Nuclear Relaxation via Paramagnetic Impurities F. S. Dzheparov, J.-F. Jacquinot, and S. V. Stepanov pp. 2052-2063 Full Text: PDF (255 kB) ELEMENTARY PARTICLES AND FIELDS Study of the K��� --> e���nupi0 Decay I. V. Ajinenko, S. A. Akimenko, G. A. Akopdzhanov, K. S. Belous, G. I. Britvich, I. G. Britvich, A. P. Filin, V. N. Govorun, A. V. Inyakin, V. A. Khmelnikov, A. S. Konstantinov, V. F. Konstantinov, I. Ya. Korolkov, V. M. Leontiev, V. P. Novikov, V. F. Obraztsov, V. A. Polyakov, V. I. Romanovsky, V. M. Ronjin, V. A. Senko, N. A. Shalanda, M. M. Shapkin, V. I. Shelikhov, N. E. Smirnov, A. A. Sokolov, O. G. Tchikilev, E. V. Vlasov, O. P. Yushchenko, V. N. Bolotov, S. V. Laptev, A. Yu. Polyarush, V. E. Postoev, S. V. Yashchenko, B. Zh. Zalikhanov, and V. Z. Serdyuk pp. 2064-2069 Full Text: PDF (407 kB) Search for Exotic Baryons with Hidden Strangeness in Proton Diffractive Production at the Energy of 70 GeV Yu. M. Antipov et al. (SPHINX Collaboration) pp. 2070-2076 Full Text: PDF (195 kB) Neutrino Crown of a Protoneutron Star in the Process of Collapse: Physical Formulation of the Problem V. S. Imshennik pp. 2077-2091 Full Text: PDF (303 kB) Violation of Isotopic Invariance in Strong Interactions and Mass Spectrum of the 1/2+ Baryon Octet V. K. Grigoriev, O. N. Erofeeva, and V. N. Luzin pp. 2092-2099 Full Text: PDF (195 kB)dc.description.contributor[en_US]dc.description.contributor[en_US
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