3 citations · 4 across the 2 of their papers we have counts for
2 papers
quant-ph2001★ 1 cited
General Multimode Squeezed States
Gan Qin, Ke-lin Wang, Tong-zhong Li
By the complex multimode Bogoliubov transformation, we obtain the general forms of squeeze operators and squeezed states including squeezed vacuum states, squeezed coherent states,…
cond-mat.soft1997★ 3 cited
New vacuum state and symmetry breaking in polariton system
Kelin Wang, Jinlong Yang, Tongzhong Li +1
The polariton system is studied by a concise approach using a simple model. A new ground state with negative energy is obtained and found to exhibit the symmetry breaking.