【作者单位】1) Department of Physics, Hirosaki University, Hirosaki, 036-8561, Japan (2) Department of Physics, Saitama University, Saitama, 338-8570, Japan (3) Key Laboratory of Particle Astrophysics, Institute of High Energy Physics, Chinese Academy of Sciences, Beijing, 100049, China (4) Faculty of Engineering, Yokohama National University, Yokohama, 240-8501, Japan (5) Department of Physics, Hebei Normal University, Shijiazhuang, 050016, China (6) Department of Mathematics and Physics, Tibet University, Lhasa, 850000, China (7) Department of Physics, Shandong University, Jinan, 250100, China (8) Institute of Modern Physics, South West Jiaotong University, Chengdu 610031, China (9) Department of Physics, Yunnan University, Kunming, 650091, China (10) Faculty of Engineering, Kanagawa University, Yokohama, 221-8686, Japan (11) Faculty of Education, Utsunomiya University, Utsunomiya, 321-8505, Japan (12) Institute for Cosmic Ray Research, University of Tokyo, Kashiwa, 277-8582, Japan (13) Department of Physics, Konan University, Kobe, 658-8501, Japan (14) Faculty of Systems Engineering, Shibaura Institute of Technology, Saitama, 337-8570, Japan (15) Department of Physics, Shinshu University, Matsumoto, 390-8621, Japan (16) Center of Space Science and Application Research, Chinese Academy of Sciences, Beijing, 100080, China (17) Physics Department, Tsinghua Center for Astrophysics, Tsinghua University, Beijing, 100084, China (18) Advanced Research Institute for Science and Engineering, Waseda University, Tokyo, 169-8555, Japan (19) Advanced Media Network Center, Utsunomiya University, Utsunomiya, 321-8585, Japan (20) National Institute of Informatics, Tokyo, 101-8430, Japan (21) Tochigi Study Center, University of the Air, Utsunomiya, 321-0943, Japan (22) Tokyo Metropolitan College of Industrial Technology, Tokyo, 116-8523, Japan (23) Shonan Institute of Technology, Fujisawa, 251-8511, Japan (24) RIKEN, Wako, 351-0198, Japan (25) School of General Education, Shinshu University, Matsumoto, 390-8621, Japan
【年份】2008
【卷号】Vol.42 No.3
【页码】467-472
【摘要】 We have already reported the first result on the all-particle spectrum around the knee region based on data from 2000 November to 2001 October observed by the Tibet-III air-shower array. In this paper, we present an updated result using data set coll...