Электронная библиотека (репозиторий) Томского государственного университета
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Source: Physical Review Letters. 2016. Vol. 117, № 4. P. 042002-1-0420020-7
Type: статьи в журналах
Date: 2016
Description: Using 1.09×109 J/ψ events collected by the BESIII experiment in 2012, we study the J/ψ→γη′π+π− process and observe a significant abrupt change in the slope of the η′π+π− invariant mass distribution at ... More
Source: Physical Review D. 2015. Vol. 91, № 11. P. 112004-1-112004-12
Type: статьи в журналах
Date: 2015
Description: Using data samples collected with the BESIII detector at the BEPCII collider, we measure the Born cross section of e+e−→pp¯ at 12 center-of-mass energies from 2232.4 to 3671.0 MeV. The corresponding e ... More
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