Articles with "helium like" as a keyword



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Averaged electron densities of the helium-like atomic systems

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Published in 2020 at "Journal of Mathematical Physics"

DOI: 10.1063/1.5129026

Abstract: Different kinds of averaging of the wavefunctions/densities of the two-electron atomic systems are investigated. Using several fully three-body methods of variational and direct types, the ground state wave functions Ψ of the helium-like atomic systems… read more here.

Keywords: atomic systems; wave functions; like atomic; calculated numerically ... See more keywords

Simulation of sympathetic cooling of helium-like 9Be2+

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Published in 2025 at "AIP Advances"

DOI: 10.1063/5.0270796

Abstract: Helium and helium-like atomic systems are of significant interest in the study of few-body systems due to their simple structures. Nevertheless, current spectroscopic assessments of He-like ions, such as Li+ and Be2+, encounter constraints in… read more here.

Keywords: sympathetic cooling; 9be2 ions; helium like; simulation sympathetic ... See more keywords

Effect of pressure confinement on electronic structure and radiative transitions of Helium-like systems

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Published in 2025 at "Physica Scripta"

DOI: 10.1088/1402-4896/ade370

Abstract: In this work, we have addressed the modification of energy levels of neutral helium and He-like carbon (C4+) in ground state, singly excited 1s2p(1,3Po) states and doubly excited metastable bound 2p2(3Pe) state under an impenetrable… read more here.

Keywords: pressure; pressure confinement; effect pressure; helium like ... See more keywords