Results 1 to 10 of about 10,918,602 (185)

Librating Kozai–Lidov Cycles with a Precessing Quadrupole Potential Are Analytically Approximately Solved [PDF]

open access: yesThe Astronomical Journal, 2023
The very long term evolution of the hierarchical restricted three-body problem with a slightly aligned precessing quadrupole potential is investigated analytically for librating Kozai–Lidov cycles (KLCs).
Ygal Y. Klein, Boaz Katz
doaj   +4 more sources

Analytic Understanding of the Resonant Nature of Kozai–Lidov Cycles with a Precessing Quadrupole Potential [PDF]

open access: yesThe Astrophysical Journal Letters, 2023
The very long-term evolution of the hierarchical restricted three-body problem with a slightly aligned precessing quadrupole potential is studied analytically.
Ygal Y. Klein, Boaz Katz
doaj   +2 more sources

Electric quadrupole transitions of the Bohr Hamiltonian with Manning–Rosen potential [PDF]

open access: yesNuclear Physics A, 2016
20 pages, 2 figures, 4 Tables (to appear in Nuclear Physics A)
M. Chabab   +3 more
openaire   +4 more sources

Non-potential Field Formation in the X-shaped Quadrupole Magnetic Field Configuration [PDF]

open access: yesThe Astrophysical Journal, 2017
Abstract Some types of solar flares are observed in X-shaped quadrupolar field configuration. To understand the magnetic energy storage in such a region, we studied non-potential field formation in an X-shaped quadrupolar field region formed in the active region NOAA 11967, which produced three X-shaped M-class flares on 2014 February 2.
Kawabata, Y., Inoue, S., Shimizu, T.
openaire   +5 more sources

Discussion on Design Ideas of Quadrupole Field of Mass Spectrometry [PDF]

open access: yesZhipu Xuebao, 2023
The mass analyzer based on quadrupole field theory, including quadrupole and ion trap, control and screen ions by a non-magnetic, alternating electric field, which was the first proposed by Professor Paul in 1953.
JIA Bin;YANG Mao-lin;LIU Ji-xing;ZHAO Gao-sheng;HUANG Yu-liang;CHENG Ping
doaj   +1 more source

Nuclear quadrupole resonance spectroscopy with a femtotesla diamond magnetometer [PDF]

open access: yesScience Advances, 2023
Radio frequency (RF) magnetometers based on nitrogen vacancy centers in diamond are predicted to offer femtotesla sensitivity, but previous experiments were limited to the picotesla level.
Y. Silani   +10 more
semanticscholar   +1 more source

Quasithermalization of collisionless particles in quadrupole potentials [PDF]

open access: yesPhysical Review A, 2020
We analyze several puzzling features of a recent experiment with a noninteracting gas of atoms in a quadrupole trap. After an initial momentum kick, the system reaches a stationary, quasi-thermal state even without collisions, due to the dephasing of individual particle trajectories.
Johnathan Lau   +6 more
openaire   +4 more sources

Effects of electric quadrupole interactions with tunable atomic mirrors

open access: yesAlexandria Engineering Journal, 2023
Recent studies have involved electric quadrupole effects in atoms interacting with the evanescent mode. This type of surface mode is usually produced by the total internal reflection in a dielectric-vacuum atz=0, and its intensity distribution is very ...
S. Al-Awfi
doaj   +1 more source

Enhancement of specular behavior in atom mirrors with quadrupole-active transitions

open access: yesAlexandria Engineering Journal, 2023
Modern studies have confirmed the possibility of making atomic mirrors using quadrupole-active atomic transition evanescent waves. The reflection process has been shown to be enhanced to approach specular behavior in several ways.
S. Al-Awfi
doaj   +1 more source

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