KAONIC ATOMS AT DAΦNE - THE SIDDHARTA EXPERIMENT

被引:0
|
作者
Zmeskal, J. [1 ]
Bazzi, M. [2 ]
Beer, G. [3 ]
Bombelli, L. [4 ]
Bragadireanu, A. M. [5 ]
Buehler, P. [1 ]
Cargnelli, M. [1 ]
Curceanu , C. [2 ]
Fiorini, C. [4 ]
Guaraldo, C. [2 ]
Hayano, R. S. [6 ]
Iliescu, M. [2 ]
Ishiwatari, T. [1 ]
Iwasaki, M. [7 ]
Kienle, P. [1 ]
Longoni, A. [4 ]
Lucherini, V. [2 ]
Marton, J. [1 ]
Nikolics, K. [1 ]
Okada, S. [2 ]
Pietreanu, D. [2 ]
Ponta, T. [5 ]
Vidal, A. Romero [2 ]
Sandri, P. L. [2 ]
Scordo, A. [2 ]
Sirghi, D. L. [2 ]
Sirghi, F. [2 ]
Suzuki, K. [1 ]
Tatsuno, H. [6 ]
Doce, O. Vazquez [2 ]
Widmann, E. [1 ]
机构
[1] Stefan Meyer Inst Subatomare Phys, Vienna, Austria
[2] Ist Nazl Fis Nucl, Lab Nazl Frascati, Rome, Italy
[3] Univ Victoria, Dept Phys & Astron, Victoria, BC, Canada
[4] Politecn Milan, Sez Elettron, I-20133 Milan, Italy
[5] IFIN HH, Bucharest, Romania
[6] Univ Tokyo, Dept Phys, Tokyo 1138654, Japan
[7] RIKEN, Nishina Ctr, Saitama, Japan
来源
INTERNATIONAL JOURNAL OF MODERN PHYSICS A | 2009年 / 24卷 / 2-3期
关键词
Kaon nucleon interaction; chiral symmetry breaking; precision X-ray spectroscopy; HYDROGEN;
D O I
暂无
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
With precision X-ray spectroscopy of kaonic hydrogen at the DA Phi NE electron-positron collider at Laboratori Nazionali di Frascati the chiral symmetry breaking scenario in the strangeness sector will be investigated by studying the K(-)p s-wave interaction at threshold. This is possible by observing the strong interaction induced shift and width of the 1s state in kaonic hydrogen atoms. The results of the first measurement at LNF with DEAR ( DAFNE Exotic Atom Research) will be given and the new SIDDHARTA ( Silicon Drift Detector for Hadronic Atom Research with Timing Application) project will be described, which is aiming at a substantial improvement of the preceding DEAR result.
引用
收藏
页码:190 / 197
页数:8
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