Results 11 to 20 of about 5,497,257 (293)

Puzzle of collective enhancement in the nuclear level density

open access: yesPhysics Letters B, 2021
The collective rotational enhancement in the nuclear level density (NLD) arising due to nuclear deformation is still not well understood due to sparse experimental findings.
Deepak Pandit   +13 more
doaj   +1 more source

Study of the Level Density and Thermodynamic Quantities for 256Cf98 and 290Fl114 Heavy and Superheavy Isotopes based on TD(P-E_shell)-BSFGM Considering the Effects of Spin, Parity, Rotation and Vibration [PDF]

open access: yesفیزیک کاربردی ایران
Nuclear level density is a critical parameter in nuclear physics as it represents the number of energy levels per unit of energy (MeV) in a nucleus. This study calculates the level density and level density parameter for heavy and super heavy isotopes ...
Asghar Khooy, Mohammad Reza Pahlavani
doaj   +1 more source

Binomial level densities [PDF]

open access: yesPhysical Review C, 2001
It is shown that nuclear level densities in a finite space are described by a continuous binomial function, determined by the first three moments of the Hamiltonian, and the dimensionality of the underlying vector space. Experimental values for $^{55}$Mn, $^{56}$Fe, and $^{60}$Ni are very well reproduced by the binomial form, which turns out to be ...
openaire   +3 more sources

The nuclear level density parameter

open access: yesIraqi Journal of Physics, 2019
The nuclear level density parameter  in non Equi-Spacing Model (NON-ESM), Equi-Spacing Model (ESM) and the Backshifted Energy Dependent Fermi Gas model (BSEDFG) was determined for 106 nuclei; the results are tabulated and compared with the experimental ...
Rasha S. Ahmed
doaj   +1 more source

Continuum corrections to the level density and its dependence on excitation energy, n-p asymmetry, and deformation [PDF]

open access: yes, 2004
In the independent-particle model, the nuclear level density is determined from the neutron and proton single-particle level densities. The single-particle level density for the positive-energy continuum levels is important at high excitation energies ...
A. Bohr   +19 more
core   +1 more source

Building Density Level of Urban Slum Area in Jakarta

open access: yesGeosfera Indonesia, 2020
Currently, the number of urban residents is increasing and some of the urban population live in slum areas. Therefore, identifying the characteristics of slum areas has become crucial.
Tenty Melvianti Legarias   +2 more
doaj   +1 more source

Fluctuations in the level density of a Fermi gas [PDF]

open access: yes, 2004
We present a theory that accurately describes the counting of excited states of a noninteracting fermionic gas. At high excitation energies the results reproduce Bethe's theory. At low energies oscillatory corrections to the many--body density of states,
A. Bohr   +8 more
core   +5 more sources

Level sets of density continuous functions [PDF]

open access: yesProceedings of the American Mathematical Society, 1992
A function f : R → R f:{\mathbf {R}} \to {\mathbf {R}} is density continuous if it is continuous when both its range and domain are endowed with the density topology.
Ciesielski, Krzysztof, Larson, Lee
openaire   +2 more sources

Nuclear level density and related physics

open access: yesEPJ Web of Conferences, 2018
The knowledge of the level density as a function of excitation energy and nuclear spin is necessary for the description of nuclear reactions and in many applied areas.
Zelevinsky Vladimir, Karampagia Sofia
doaj   +1 more source

Total and Parity-Projected Level Densities of Iron-Region Nuclei in the Auxiliary Fields Monte Carlo Shell Model [PDF]

open access: yes, 1997
We use the auxiliary-fields Monte Carlo method for the shell model in the complete $(pf+0g_{9/2})$-shell to calculate level densities. We introduce parity projection techniques which enable us to calculate the parity dependence of the level density ...
A. Bohr   +23 more
core   +2 more sources

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