Invited Review

• Gamma-Ray Bursts: Afterglows and Centeral Engines

  K.S. Cheng, T. Lu

  

  1-20

Letter

• Origin and Properties of Strong Mg II Quasar Absorption Line Syetems

  Wei-Peng Lin, Zheng-long Zou

  

  21-28

Research Paper

• Testing the Universality of the TIS Model on Cluster Scales from the X-ray Surface Brightness Profiles

  Yu-Ying Zhang

  

  29-38

• Relations between the IR-UV-X-ray Continuum and Emission Lines for a Large Composite Sample of Narrow Line and Normal Seyfert 1 Galaxies

  You-Jun Lu, Chong-Shan Zhao

  

  39-45

• Optical Identifications of X-ray Selected AGNs

  Da-Wei Xu, Jian-Yan Wei, Jing-Yao Hu

  

  46-59

• A Note on the Mixing Length Theory and Massive Star Evolution

  Li-Cai Deng, Da-Run Xiong

  

  50-56

• Two Cataclysmic Variables Identified from ROSAT Bright Sources

  Jiang-Hua Wu, Yang Chen, Xiang-Tao He, Xi-Zhen Zhang, Wolfgang Voges

  

  57-59

• A Search for High-velocity Gas Associated H2O Masers and Ultracompact H II Regions

  Ye Xu, Dong-Rong Jiang, Zhi-Yao Yu, Xing-Wu Zheng, Chuan-Yi Yang, Yan-Ping Zhang, Chun-Chuan Pei, Jun-Mei Ma, Jin-Jiang Sun, Li-Ming Wang, Deng-Rong Lu, Jie-Qing Wu, Yang Li, Cheng-Ming Lei

  

  60-65

• Anisotropy and Dissipation of Turbulence and Their Effects on Solar Models

  Yan Li, Jia-Yan Yang

  

  66-76

• Coronal Magnetic Flux Rope Equilibria and Magnetic Helicity

  You-Qiu Hu, Yan-Wei Jiang, Wei Liu

  

  77-84

• A Filament-Associated Halo Coronal Mass Ejection

  Jun Zhang, Jingxiu Wang, Nariaki Nitta

  

  85-98