Exact Expressions of Energy Spectrum and Partition Function for Quantum Quadratic Systems
PAN Jian-wei1,2, ZHANG Yong-de1, G. G. Siu3
1Department of Modern Physics, University of Science and Technology of China, Hefei 230027
2Present address: Institute of Experimental Physics, University of Innsbruck, Austria
3Department of Physics and Materials Sciences, City University of Hongkong, Kwoloon, Hongkong
Exact Expressions of Energy Spectrum and Partition Function for Quantum Quadratic Systems
PAN Jian-wei1,2;ZHANG Yong-de1;G. G. Siu3
1Department of Modern Physics, University of Science and Technology of China, Hefei 230027
2Present address: Institute of Experimental Physics, University of Innsbruck, Austria
3Department of Physics and Materials Sciences, City University of Hongkong, Kwoloon, Hongkong
Abstract： Based on the linear quantum transformation theory, we present a new approach to obtain the explicit expressions of energy spectrum and simplify the derivations of partition functions for general multi-mode boson and fermion quadratic systems.
PAN Jian-wei;ZHANG Yong-de;G. G. Siu. Exact Expressions of Energy Spectrum and Partition Function for Quantum Quadratic Systems[J]. 中国物理快报, 1997, 14(4): 241-244.
PAN Jian-wei, ZHANG Yong-de, G. G. Siu. Exact Expressions of Energy Spectrum and Partition Function for Quantum Quadratic Systems. Chin. Phys. Lett., 1997, 14(4): 241-244.
1997, Vol. 14 
