Showing 1997Show all

126 papers · 1 filter

astro-ph1997★ 12 cited

Preliminary Limits on the WIMP-Nucleon Cross Section from the Cryogenic Dark Matter Search (CDMS)

DS Akerib, PD Barnes, DA Bauer +28

We are conducting an experiment to search for WIMPs, or weakly-interacting massive particles, in the galactic halo using terrestrial detectors. This generic class of hypothetical p…

astro-ph1997★ 9 cited

Stability of rotating supermassive stars in presence of dark matter background

G. S. Bisnovatyi-Kogan

Stability of supermassive stars embedded in hot dark matter is investigated on the base of the energetic method. Stability effect of dark mater is compared with rotational stabiliz…

alg-geom1997★ 143 cited

Reconstruction of a variety from the derived category and groups of autoequivalences

A. Bondal, D. Orlov

We consider smooth algebraic varieties with ample either canonical or anticanonical sheaf. We prove that such a variety is uniquely determined by its derived category of coherent s…

hep-ph1997★ 29 cited

The lightest scalar glueball

V. V. Anisovich

Recently performed investigations of meson spectra allow us to determine the resonance structure for the waves , , , = …

cond-mat.stat-mech1997

Freezing transition in three and two dimensions by the generalized density functional theory

Elena Tareyeva, Valentin Ryzhov

A brief introduction to conventional DFT of 3D freezing is given and some recent results are reviewed. The conventional DFT, however, can not be used in the 2D case, particularly,…

hep-ph1997★ 51 cited

The diffraction cone for exclusive vector meson production in deep inelastic scattering

J. Nemchik, N. N. Nikolaev, E. Predazzi +2

We develop the color dipole gBFKL phenomenology of a diffraction cone for photo- and electroproduction of heavy vector mesons (charmonium & bottonium) at HERA and i…

hep-ph1997

Borexino as a test of solar matter density fluctuations

H. Nunokawa, A. Rossi, V. Semikoz +1

This talk summarizes some results of our recent work focusing on the possibility to test solar matter density fluctuations by the future Borexino experiment.

cond-mat.supr-con1997★ 62 cited

Critical velocity and event horizon in pair-correlated systems with "relativistic" fermionic quasiparticles

N. B. Kopnin, G. E. Volovik

The condition for the appearance of event horizon is considered in such pair-correlated systems (superfluids and superconductors) where the fermionic quasiparticles obey the "relat…

astro-ph1997★ 1 cited

Status of the Lake Baikal Experiment

The BAIKAL Collaboration

We review the present status of the Baikal Underwater Neutrino Experiment and report on neutrino events recorded with the detector stages NT-36 and NT-96.

gr-qc1997★ 5 cited

Correct statement of a scattering problem for quantum charged scalar particles on the Reissner-Nordström black holes

N. E. Firsova

We study a correct statement of the scattering problem arising for quantum charged scalar particles on the Reissner-Nordström black holes when taking into account the own electric…

cond-mat.supr-con1997★ 1 cited

Collective oscillations in superconductors revisited

S. N. Artemenko, A. F. Volkov

In the recent paper Ohashi and Takada (OT) made statements that in the clean limit considered by us (AV) in 1975, weakly damped collective oscillations in superconductors do not ex…

cond-mat.mes-hall1997★ 38 cited

Is the magnetic field necessary for the Aharonov-Bohm effect in mesoscopics?

I. D. Vagner, A. S. Rozhavsky, P. Wyder +1

A new class of topological mesoscopic phenomena in absence of external magnetic field (meso-nucleo-spinics)is predicted, which is based on combined action of the nonequilibrium nuc…

hep-ph1997★ 118 cited

Neutrino Mass Spectrum with Oscillations of Atmospheric Neutrinos

Q. Y. Liu, A. Yu. Smirnov

We consider the ``standard'' spectrum of the active neutrinos (characterized by strong mass hierarchy and small mixing) with additional sterile neutrino, . The sterile neutrin…

hep-ph1997★ 1 cited

On Some rare weak decays of vector mesons

L. M. Kurdadze, Z. K. Silagadze

Some semileptonic weak decays of vector mesons are considered in the framework of the most popular quark models. The predicted branching ratios are unfortunately too small to make…

hep-ph1997★ 221 cited

Mass spectrum of orbitally and radially excited heavy-light mesons in the relativistic quark model

D. Ebert, V. O. Galkin, R. N. Faustov

The mass spectrum of orbitally and radially excited states of B and D mesons is calculated in the framework of the relativistic quark model. The expansion in inverse powers of the…

hep-ph1997★ 20 cited

Impact of massive tau-neutrinos on primordial nucleosynthesis. Exact calculations

A. D. Dolgov, S. H. Hansen, D. V. Semikoz

The influence of a massive Majorana tau-neutrino on primordial nucleosynthesis is rigorously calculated. The system of three integro-differential kinetic equations is solved numeri…

hep-ph1997★ 5 cited

Limits on oscillations and tau neutrino magnetic moment from neutrino-electron scattering

S. N. Gninenko

The combined effect of neutrino flavor oscillations and neutrino magnetic moment on neutrino-electron scattering is discussed. It is shown, that if the tau neutrino has a (large) m…

cond-mat.mes-hall1997★ 22 cited

Weak antilocalization in a 2D electron gas with the chiral splitting of the spectrum

M. A. Skvortsov

Motivated by the recent observation of the metal-insulator transition in Si-MOSFETs we consider the quantum interference correction to the conductivity in the presence of the Rashb…

hep-ph1997

Quark-hadron duality for mixing

A. A. Penin, A. A. Pivovarov

Long distance contribution to the mixing is taken into account consistently and the corrections to the naive duality result represented by the famous box diagram are…

q-alg1997

FRT Quantization Theory for the Nonsemisimple Cayley-Klein Groups

N. A. Gromov, I. V. Kostyakov, V. V. Kuratov

The quantization theory of the simple Lie groups and algebras was developed by Faddeev-Reshetikhin-Takhtadjan (FRT). In group theory there is a remarkable set of groups, namely the…

hep-lat1997★ 3 cited

Nonlocal lattice fermion models on the 2d torus

A. A. Slavnov, N. V. Zverev

Abelian fermion models described by the SLAC action are considered on a finite 2d lattice. It is shown that modification of these models by introducing additional Pauli - Villars r…

cond-mat.supr-con1997★ 1 cited

Method of quasiclassical Green's functions in the theory of transport phenomena in superconducting mesoscopic structures

A. F. Volkov, V. V. Pavlovskii

A short introduction to the theory of matrix quasiclassical Green's functions is given and possible applications of this theory to transport properties of mesoscopic superconductin…

cond-mat.soft1997★ 5 cited

Dynamic Fluctuation Phenomena in Double Membrane Films

E. I. Kats, V. V. Lebedev, S. V. Malinin

Dynamics of double membrane films is investigated in the long-wavelength limit including the overdamped squeezing mode. We demonstrate that thermal fluctuations essentially modify…

astro-ph1997★ 127 cited

Type Ia Supernovae: An Examination of Potential Progenitors and the Redshift Distribution

Lev R. Yungelson, Mario Livio

We examine the possibility that supernovae type Ia (SN Ia) are produced by white dwarfs accreting from Roche-lobe filling evolved companions, under the assumption that a strong opt…