scholarly journals Strong interaction effects in Σ- atoms

2020 ◽  
Vol 4 ◽  
pp. 59
Author(s):  
Th. Petridou

An approximation is made for the Σ- atomic energy shifts and widths due to strong interaction central and spin-orbit parts of the potential with the use of the S-Matrix Approach, introduced by DelofF. This simplified model is applied in 12C_Σ in connection with the Σ-hypernuclear data: 12C_Σ. It is concluded that there is an essential influence of the strong interaction and especially of the nuclear spin-orbit coupling in the spectra of Σ-12C, mainly for the p-shell.

1965 ◽  
Vol 35 (2) ◽  
pp. 582-585
Author(s):  
A. Bietti ◽  
B. Touschek

2011 ◽  
Vol 7 (4) ◽  
pp. 307-310 ◽  
Author(s):  
Toshiki Sugimoto ◽  
Katsuyuki Fukutani

1956 ◽  
Vol 1 (11) ◽  
pp. 1055-1068 ◽  
Author(s):  
J. S. Bell ◽  
T. H. R. Skyrme

2012 ◽  
Vol 26 (01) ◽  
pp. 1230001 ◽  
Author(s):  
HUI ZHAI

In this review we will discuss the experimental and theoretical progresses in studying spin–orbit coupled degenerate atomic gases during the last two years. We shall first review a series of pioneering experiments in generating synthetic gauge potentials and spin–orbit coupling in atomic gases by engineering atom-light interaction. Realization of spin–orbit coupled quantum gases opens a new avenue in cold atom physics, and also brings out a lot of new physical problems. In particular, the interplay between spin–orbit coupling and inter-atomic interaction leads to many intriguing phenomena. By reviewing recent theoretical studies of both interacting bosons and fermions with isotropic Rashba spin–orbit coupling, the key message delivered here is that spin–orbit coupling can enhance the interaction effects, and make the interaction effects much more dramatic even in the weakly interacting regime.


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