- 
                        
                                 Abstract:in this talk, I briefly show why it is necessary to go beyond the standard model (SW). As one of the most interesting extensions of the SM, I mainly discuss supersymmetric grand unification thoeries and their low energy physics phenomena.
- 
	                          
- 
                        References
	
			| [1] | Bagger J, Wess J. Supersymrnetry and Supergravity, Princeton University Press. 1993 2 Mohapatra R N. Unification and Supersynunetry. Springer–Verlag, 2nd edition. 1991 3 Haber H Kane G. Phys. Rept., 1984, 76: 117 4 Mohapatra R N, Rasin A. Supersymmetry– 96: Theoretical Perspectives and Experimental Outlook , NorthHolland, 1997 5 Chou K C, Wu Y L. Phys. Rev., 1996, D53:R3492 6 Chou K C, Wu Y L Nucl. Phys. Proc. Suppl., 1997, 52A: 159,AS–ITP–97–21, hep–ph/9708201 7 Chou K C, Wu Y L. Science in China, 1996, Series A39:65; Science in China (in Chinese), 1996, 26:44 (周光召,吴岳良.中国科学,1996,26:44) 8 Zhu H Y Knowledge of Modern Physics(in Chinese), 1991, 3(4):3 (朱洪元.高能物理学发展的回顾和展望,现代物理知识,1991,3(4):3) 
 |  
 
- 
                    	
	
				| [1] | ZHOU Yong-Zhao
								, LIANG Hao
								, XUE Jun-Dong
								, CHEN Yi-Xin
								, YANG Tao
								, GONG Da-Tao
								, JIN Ge
								, YU Xiao-Qi
								. An Online Program for Monitoring KLOE Experiment. Chinese Physics C,
							2002, 26(6): 620-625. |  
				| [2] | Medina Ablikim
								, HUANG Wei-Cheng
								, 
								. New Realization of N=2 Supersymmetric QuantumMechanics and Shape Invariance. Chinese Physics C,
							2002, 26(4): 338-345. |  
 
- 
                        Access  
- 
                        
-