Results 11 to 20 of about 30,007 (261)

Quadrupole absorption rate for atoms in circularly-polarized optical vortices

open access: yesResults in Physics, 2021
Twisted light beams, or optical vortices, have been used to drive the circular motion of microscopic particles in optical tweezers and have been shown to generate vortices in quantum gases.
Smail Bougouffa
doaj   +1 more source

Triplet state harvesting and search for forbidden transition intensity in the nitrogen molecule

open access: yesFrontiers in Chemistry, 2022
Triplet excited states of the N2 molecule play an important role in electric discharges through air or liquid nitrogen accompanied by various afterglows.
B. F Minaev   +4 more
doaj   +1 more source

Calculation of quadrupole deformation parameter β2 from reduced transition probability B(E2)↑ for 0+1 → 2+1 transitions at even-even 62-68Zn isotopes [PDF]

open access: yesЯдерна фізика та енергетика, 2021
In this work the excited energy levels, reduced transition probabilities B(E2)↑, intrinsic quadrupole moments, and deformation parameters have been calculated for 62-68Zn isotopes with neutrons number N = 32, 34, 36 and 38. NuSheIIX code has been applied
Fatema Hameed Obeed, Ali Khalaf Hasan
doaj   +1 more source

Plasmonic nanostructures for shrinking structured light to access forbidden transitions

open access: yesNanophotonics, 2022
Plasmonic nanostructures have considerable applicability in light–matter interactions owing to their capacity for strong field confinement and enhancement.
Sakai Kyosuke   +2 more
doaj   +1 more source

High-order correction calculation for survival of Rydberg atoms in intense laser fields

open access: yesResults in Physics, 2021
Using a method based on the Magnus expansion, the survival of Rydberg atoms in intense laser fields is studied. Usually, for atoms in intense laser fields, effects beyond the electric dipole approximation need to be considered.
Jiajia Zha   +5 more
doaj   +1 more source

Monte Carlo Simulation of γ-γ Correlation Functions

open access: yesAtoms, 2020
γ - γ correlation functions are mathematical expressions that describe the angular distribution of cascade γ -rays emitted from an atomic nucleus.
Mohamed Omer, Mahmoud Bakr
doaj   +1 more source

Quadrupole transitions in 20Ne

open access: yesPhysics Letters B, 1978
Abstract Untruncated shell model calculations in the 1s-0d shell using Chung-Wildenthal effective interactions have been performed for 20 Ne and the electron scattering form factors for elastic scattering and for the excitation of 2 1 + , 2 1 + and 2 3 + states have been examined.
R.P. Singhal   +6 more
openaire   +1 more source

The study of isomeric state for even-even isotones with N=4 [PDF]

open access: yesمجلة التربية والعلم, 2018
In this paper we study of the characteristics of  the  isomeric state of  ( ) isotones with  and the reduced electric quadrupole transition probability in unit of  Weisskopf  and calculate these values  in unit of  , depending on these values we ...
Emad Ahmed, Zeena Salih, Motasem Yousef
doaj   +1 more source

Observation of an Electric Quadrupole Transition in a Negative Ion: Experiment and Theory [PDF]

open access: yesPhysical Review Letters, 2021
7 pages, 3 figures, 4 ...
C. W. Walter   +6 more
openaire   +3 more sources

Theoretical Description of Energy Spectra and Quadrupole Transition Probabilities of 190 Hg

open access: yesCumhuriyet Science Journal, 2018
In this paper, we have considered thecoexistence of two quite different structures, the deformed and sphericalshapes in 190Hg nucleus. To this aim, we have determined the energyspectra and quadrupole transition probabilities of this nucleus.
Zahra Jahangırı Tazekand   +2 more
doaj   +1 more source

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