Results 11 to 20 of about 1,135,168 (297)

Attosecond XUV probing of vibronic quantum superpositions in Br$_2^+$ [PDF]

open access: yes, 2020
Ultrafast laser excitation can create coherent superpositions of electronic states in molecules and trigger ultrafast flow of electron density on few- to sub-femtosecond time scales.
Kobayashi, Yuki   +2 more
core   +2 more sources

Comprehensive test of nuclear level density models

open access: yesPhysical Review C, 2022
For the last two decades, experimental information on nuclear level densities for about 60 different nuclei has been obtained on the basis of the Oslo method. While each of these measurements has been typically compared to one or a few level density models, a global study including all the measurements has been missing.
Stephane Goriely   +2 more
openaire   +3 more sources

The Investigation of Mechanisms of Fast Neutron Registration in Oxide Scintillators

open access: yesEast European Journal of Physics, 2019
The contributions of gamma rays from the inelastic scattering reaction and the resonant reaction in the process of slowing down fast neutrons inside the oxide detector volume are investigated.
Gennadiy Onyshchenko   +6 more
doaj   +1 more source

Synthesis, Characterization, Acute Toxicity and Investigation of the new Pyrimidine Derivative as antihyperlipidemic activity on Male Mice. [PDF]

open access: yesBasrah Journal of Veterinary Research, 2022
A new pyrimidine derivative was prepared by reaction of Pyridimine-4,5-diaminewith 3-Phenyl propanal in good yield. This new Schiff base was characterized by elemental analysis, Infra-red and Proton Nuclear Magnetic Resonance (1H- NMR) spectroscopy.
Mohsen Brage   +2 more
doaj   +1 more source

Fermi-Gas Model Parametrization of Nuclear Level Density. [PDF]

open access: yesJournal of Nuclear Science and Technology, 1994
The authors furnish a new parametrization of the Fermi-Gas model description of nuclear level densities at excitation energies corresponding to the neutron binding energy. The model adopted is the standard Fermi-Gas model with pairing and shell-effect corrections.
Alberto MENGONI, Yutaka NAKAJIMA
openaire   +1 more source

Dependence of direct neutron capture on nuclear-structure models [PDF]

open access: yes, 1998
The prediction of cross sections for nuclei far off stability is crucial in the field of nuclear astrophysics. We calculate direct neutron capture on the even-even isotopes $^{124-145}$Sn and $^{208-238}$Pb with energy levels, masses, and nuclear density
A. M. Kobos   +41 more
core   +2 more sources

Investigation Of Electrical And Magnatical Multiples Contributions To The Total Longitudinal And Transvers Firm Factors In Some Positive 25mg States Using Different Interactions [PDF]

open access: yesمجلة جامعة الانبار للعلوم الصرفة, 2022
The nuclear structure of the 25Mg nucleus was studied using the shell model and Skyrme computations. For positive parity low (energy states, inelastic electron scattering form factors, energy levels, charge density distribution, and transition ...
Nabeel Lattoofi, Samaher Mashaan
doaj   +1 more source

Berberine inhibits liver damage in rats with non-alcoholic fatty liver disease by regulating TLR4/MyD88/NF-κB pathway

open access: yesThe Turkish Journal of Gastroenterology, 2020
Background/Aims: This study aimed to explore the therapeutic effects and underlying mechanism of berberine (BBR) on the non-alcoholic fatty liver disease (NAFLD) induced by high-fat diet (HFD).
Lingling Wang   +3 more
doaj   +1 more source

Effect of Transport Density on Greater Amberjack (Seriola dumerili) Stress, Metabolism, Antioxidant Capacity and Immunity

open access: yesFrontiers in Marine Science, 2022
This study sought to characterize the effect of density stress on greater amberjack (Seriola dumerili) survival to determine an optimal transport density.
Hongyan Liu   +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

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