New experimental limit on Pauli exclusion principle violation by electrons (VIP experiment)

被引:0
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作者
Bartalucci, S. [1 ]
Bertolucci, S. [1 ]
Bragadireanu, M. [1 ,2 ]
Cargnelli, M. [3 ]
Catitti, M. [1 ]
Curceanu , C. [1 ]
Di Matteo, S. [1 ]
Egger, J-P [4 ]
Guaraldo, C. [1 ]
Iliescu, M. [1 ]
Ishiwatari, T. [3 ]
Laubenstein, M. [5 ]
Marton, J.
Milotti, E. [7 ]
Pietreanu, D. [1 ,6 ]
Ponta, T.
Sirghi, D. L. [1 ,2 ]
Sirghi, F. [1 ,2 ]
Sperandio, L. [1 ]
Doce, O. Vazquez [1 ]
Widmann, E.
Zmeskal, J. [3 ]
机构
[1] INFN, Lab Nazl Frascati, CP 13,Via E Fermi 40, I-00044 Rome, Italy
[2] Natl Inst Phys & Nuclear Engn, Str Atomistilor 407 POB MG 6, Bucharest, Romania
[3] Stefan Meyar Inst, Subatomic Phys, Boltzmanngasse 3, A-1090 Vienna, Austria
[4] Univ Neuchatel, Inst Phys, CH-2000 Neuchatel, Switzerland
[5] Lab Nazioali Gran Sasso, S S 17 bis, I-67010 Assergi, Italy
[6] Univ Trier, Dipartimento Fis, INFN, Via Valerio 2, D-54286 Trier, Germany
[7] UMF Carol Davila, 8 Blv, Bucharest, Romania
关键词
D O I
10.1088/1742-6596/67/1/012033
中图分类号
O412 [相对论、场论]; O572.2 [粒子物理学];
学科分类号
摘要
The Pauli exclusion principle (PEP) represents one of the basic principles of modern physics and, even if there are no compelling reasons to doubt its validity, it still spurs a lively debate, because an intuitive, elementary explanation is still missing, and because of its unique stand among the basic symmetries of physics. A new limit on the probability that PEP is violated by electrons was estabilished by the VIP (Violation of the Pauli exclusion principle) Collaboration, using the method of searching for PEP forbidden atomic transitions in copper. The preliminary value, 1/2 beta(2)<4.5 x 10(-28), represents an improvement of about two orders of magnitude of the previous limit. The goal of VIP is to push this limit at the level of 10(-30).
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页数:6
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