Fu, Jian; Gao, Xiao Chun; Xu, Jing Bo; Zou, Xu Bo Invariant-related unitary transformation method and exact solutions for the quantum Dirac field in a time-dependent spatially homogeneous electric field. (Chinese. English summary) Zbl 1202.81210 Acta Phys. Sin. 48, No. 6, 1011-1022 (1999). MSC: 81V10 81Q70 PDFBibTeX XMLCite \textit{J. Fu} et al., Acta Phys. Sin. 48, No. 6, 1011--1022 (1999; Zbl 1202.81210)
Xu, Jingbo; Gao, Xiaochun Squeezed states and squeezed-coherent states of the generalized time-dependent harmonic oscillator. (English) Zbl 0944.81517 Phys. Scr. 54, No. 2, 137-139 (1996). MSC: 81R30 PDFBibTeX XMLCite \textit{J. Xu} and \textit{X. Gao}, Phys. Scr. 54, No. 2, 137--139 (1996; Zbl 0944.81517) Full Text: DOI
Gao, Xiaochun; Xu, Donghui; Gao, Jun; Fu, Jian The removability of the Hopf term in the \(2+1\)D \(\mathbb{C}\mathbb{P}^1\) model and Aharonov-Bohm effect. (English) Zbl 0943.81506 J. Phys. A, Math. Gen. 29, No. 3, 635-639 (1996). MSC: 81T10 81Q70 81S05 PDFBibTeX XMLCite \textit{X. Gao} et al., J. Phys. A, Math. Gen. 29, No. 3, 635--639 (1996; Zbl 0943.81506) Full Text: DOI
Gao, Xiao Chun; Xu, Jing Bo; Qian, Tie Zheng; Gao, Jun Quantum basic invariants and classical Noether’s theorem. (English) Zbl 1063.81536 Phys. Scr. 47, No. 4, 488-494 (1993). MSC: 81Q05 70H33 70H03 PDFBibTeX XMLCite \textit{X. C. Gao} et al., Phys. Scr. 47, No. 4, 488--494 (1993; Zbl 1063.81536) Full Text: DOI
Xu, Jingbo; Gao, Jun; Gao, Xiaochun Time evolution and Aharonov-Anandan phase for system with dynamical semisimple Lie algebra. (English) Zbl 0778.58070 Chin. Sci. Bull. 37, No. 23, 1958-1962 (1992). Reviewer: G.Zet (Iaşi) MSC: 58Z05 81Q10 81R50 PDFBibTeX XMLCite \textit{J. Xu} et al., Chin. Sci. Bull. 37, No. 23, 1958--1962 (1992; Zbl 0778.58070)