High-resolution SHARAQ spectrometer at RI Beam Factory

被引:0
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作者
Uesaka, T. [1 ]
Michimasa, S. [1 ]
Ota, S. [1 ]
Saito, A. [1 ]
Nakanishi, K. [1 ]
Sasamoto, Y. [1 ]
Miki, K.
Noji, S.
Tokieda, H. [1 ]
Miya, H. [1 ]
Kawase, S. [1 ]
Shimoura, S. [1 ]
Shimizu, Y. [1 ]
Sakai, H.
Yako, K.
Itoh, S.
Kawabata, T.
Yanagisawa, Y.
Ohnishi, T.
Takeda, H.
Kameda, D.
Kubo, T.
Sasano, M.
Baba, H.
Itahashi, K.
Berg, G. P. A.
Bazin, D.
Roussel-Chomaz, P.
Shimbara, Y.
Nagashima, M.
机构
[1] Univ Tokyo, Ctr Nucl Study, Bunkyo Ku, Tokyo 1130033, Japan
关键词
D O I
10.1088/1742-6596/312/5/052028
中图分类号
O57 [原子核物理学、高能物理学];
学科分类号
070202 ;
摘要
The high-resolution SHARAQ spectrometer and the dedicated beam-line have been constructed at the RI beam factory. Cathode-readout drift chambers placed at the focal plane of SHARAQ and multi-wire drift chambers in the beam-line worked satisfactorily for heavy ion beams with Z=1-7 at 200-250 MeV/nucleon. By introducing a dispersion matched operation of the beam-line, we have achieved a momentum resolution of Delta p/p = 1/8100 for a primary beam of (14)N beam with a momentum spread of +/- 0.1%.
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页数:6
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