Results 21 to 30 of about 2,197,906 (297)

Scattering processes of helium nuclides on nuclei 28Si

open access: yesВестник. Серия физическая, 2021
Experimental data on elastic and inelastic scattering of 50.5 MeV α-particles and 60 MeV 3He ions by 28Si nuclei were analyzed within the framework of the standard optical model of the nucleus, in which the effect of inelastic channels is taken into ...
B.M. Sadykov   +5 more
doaj   +1 more source

7Li(18O, 17O)7Li reaction and the 17N + 8Be-potential [PDF]

open access: yesЯдерна фізика та енергетика, 2011
The new data of the angular distributions of 7Li(18O, 16N)9Be reaction were obtained for the transitions to the ground and excited states of 8Be and 17N at the energy Elab(18O) = 114 MeV.
A. T. Rudchik   +15 more
doaj  

Optical excitations of Peierls-Mott insulators with bond disorder

open access: yes, 2005
The density-matrix renormalization group (DMRG) is employed to calculate optical properties of the half-filled Hubbard model with nearest-neighbor interactions.
Baeriswyl D   +17 more
core   +1 more source

7Li(18O, 17N)8Be reaction and the 17N + 8Be-potential [PDF]

open access: yesЯдерна фізика та енергетика, 2010
Angular distributions of the 7Li(18O, 17N)8Be reaction were measured for the transitions to the ground states of 8Be and 17N and excited states of 17N at the energy Elab(18O) = 114 MeV. The data were analyzed with coupled-reaction-channels method for one-
A. T. Rudchik   +15 more
doaj  

An investigation of effect of different nuclear potentials on CDCC calculations: 11Be + 120Sn reaction

open access: yesCumhuriyet Science Journal, 2020
Aim of this study is to examine the effect of various potentials on continuum discretized coupled channel (CDCC) calculations. For this, the elastic scattering cross section of 11Be projectile from 120Sn target is calculated by using ten different ...
Murat Aygun, Şule Karatepe Çelik
doaj   +1 more source

Nonequivalence of ensembles for long-range quantum spin systems in optical lattices

open access: yes, 2010
Motivated by the anisotropic long-range nature of the interactions between cold dipolar atoms or molecules in an optical lattice, we study the anisotropic quantum Heisenberg model with Curie-Weiss-type long-range interactions.
Kastner, Michael
core   +1 more source

Energy dependence of the 16O + 12C potential of interaction [PDF]

open access: yesЯдерна фізика та енергетика, 2013
The 16O + 12C scattering data originating from various measurements in the energy range from 1 to 100 MeV/nucleon have been analyzed within optical model (OM).
O. A. Ponkratenko   +2 more
doaj  

Elastic and inelastic scattering of 18O ions on 12C nuclei [PDF]

open access: yesЯдерна фізика та енергетика, 2009
Angular distributions of the 12C + 18O elastic and inelastic scattering were measured at the energy Elab(18O) = 105 MeV (Ec.m. = 42 MeV). These data and data known from the literature at the energies Ec.m. = 12.9 - 56 МеV were analysed within the optical
A. T. Rudchik   +17 more
doaj  

A Simple Numerical Modeling of the Effect of the Incoherent Thick Substrate in Thin-Film Solar Cells Based on the Equispaced Thickness Method

open access: yesIEEE Photonics Journal, 2016
We propose a simple numerical modeling method to consider the effect of the incoherent thick substrate on the absorption characteristics of thin-film solar cells.
Kyungnam Kang   +5 more
doaj   +1 more source

Optical-Model Description of Time-Reversal Violation

open access: yes, 1993
A time-reversal-violating spin-correlation coefficient in the total cross section for polarized neutrons incident on a tensor rank-2 polarized target is calculated by assuming a time-reversal-noninvariant, parity-conserving ``five-fold" interaction in ...
A. L. Barabanov   +24 more
core   +1 more source

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