The four-particle EPR entangled state | p, x2, x3, x4〉is constructed. The corresponding quantum mechanical operator with respect to the classical transformation p → eλ1p, x2 → eλ2x2, xs → eλ3x3, and x4 → eλ4x...The four-particle EPR entangled state | p, x2, x3, x4〉is constructed. The corresponding quantum mechanical operator with respect to the classical transformation p → eλ1p, x2 → eλ2x2, xs → eλ3x3, and x4 → eλ4x4 in the state | p, x2, x3, x4〉 is investigated, and the four-mode realization of the SU(1,1) Lie algebra as well as the corresponding squeezing operators are presented.展开更多
基金Open Foundation of Laboratory of High-intensity Optics，中国科学院资助项目
文摘The four-particle EPR entangled state | p, x2, x3, x4〉is constructed. The corresponding quantum mechanical operator with respect to the classical transformation p → eλ1p, x2 → eλ2x2, xs → eλ3x3, and x4 → eλ4x4 in the state | p, x2, x3, x4〉 is investigated, and the four-mode realization of the SU(1,1) Lie algebra as well as the corresponding squeezing operators are presented.
