scholarly journals Massive Goldstone (Higgs) mode in two-dimensional ultracold atomic lattice systems

2015 ◽  
Vol 92 (17) ◽  
Author(s):  
Longxiang Liu ◽  
Kun Chen ◽  
Youjin Deng ◽  
Manuel Endres ◽  
Lode Pollet ◽  
...  
2021 ◽  
Author(s):  
jinpeng Yuan ◽  
Hengfei ZHANG ◽  
Chaohua Wu ◽  
lirong wang ◽  
liantuan xiao ◽  
...  

2017 ◽  
Vol 13 (7) ◽  
pp. 633-637 ◽  
Author(s):  
A. Jain ◽  
M. Krautloher ◽  
J. Porras ◽  
G. H. Ryu ◽  
D. P. Chen ◽  
...  
Keyword(s):  

2017 ◽  
Vol 119 (6) ◽  
Author(s):  
Sofia-Michaela Souliou ◽  
Jiří Chaloupka ◽  
Giniyat Khaliullin ◽  
Gihun Ryu ◽  
Anil Jain ◽  
...  

2009 ◽  
Vol 39 (7) ◽  
pp. 685-690 ◽  
Author(s):  
I O Barinov ◽  
A P Alodzhants ◽  
Sergei M Arakelyan

2007 ◽  
Vol 151 (3) ◽  
pp. 723-734 ◽  
Author(s):  
M. J. Ablowitz ◽  
B. Ilan ◽  
E. Schonbrun ◽  
R. Piestun

Author(s):  
Ji-Chong Yang ◽  
Yu Shi

In this paper, we investigate the spectral function of the Higgs mode in a two-dimensional Bose gas by using the effective field theory in the zero-temperature limit. Our approach explains the experimental feature that the peak of the spectral function is a soft continuum rather than a sharp peak, broadens and vanishes in the superfluid phase, which cannot be explained in terms of the [Formula: see text] model. We also find that the scalar susceptibility is the same as the longitudinal susceptibility.


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