Phys. Rev. D 91, 015004 (2015) - Search for invisible decays of . . . The experiment utilizes high-energy hadronic beams from the CERN SPS and the charge-exchange reactions of pions or kaons on nucleons of an active target, e g , ${\ensuremath{\pi}}^{\ensuremath{-}}({K}^{\ensuremath{-}})+p\ensuremath{\rightarrow}{M}^{0}+n$, as a source of the well-tagged ${M}^{0}$s emitted in the forward direction with the beam
Volume 91, Issue 1 - Physical Review Journals Phys Rev D 91, 014026 (2015) - Published 23 January, 2015 Constraints on Randall-Sundrum model from the events of dijet production with QCD next-to-leading order accuracy at the LHC Shi Ang Li, Chong Sheng Li, Hai Tao Li, and Jun Gao
Search for invisible decays of π 0 , η , η ′ , K S , and K L : A probe . . . The experiment utilizes high-energy hadronic beams from the CERN SPS and the charge-exchange reactions of pions or kaons on nucleons of an active target, e g , π - ( K - ) + p → M 0 + n , as a source of the well-tagged M 0 s emitted in the forward direction with the beam energy
Invisible $K_L$ decays in the SM extensions - ResearchGate In the Standard Model (SM) the branching ratio for the decay $K_L \to \nu \bar {\nu}$ into two neutrinos is helicity suppressed and predicted to be very small $ \leq O (10^ {-17})$
Search for K S 0 $$ {K}_S^0 $$ invisible decays - Journal of High . . . S N Gninenko, Search for invisible decays of π 0, η, η′, K S and K L: A probe of new physics and tests using the Bell-Steinberger relation, Phys Rev D 91 (2015) 015004 [arXiv:1409 2288] W Tan, Invisible decays of neutral hadrons , arXiv:2006 10746 [ INSPIRE ]
Test of the vector portal with dark fermions in the charge-exchange . . . We consider an experiment to search for dark sector particles in invisible (or semi-invisible) decays of neutral mesons , , , , , which produced the charge-exchange reactions invisible of high-energy pions (or kaons) on a nuclei target in the NA64 experiment at the CERN SPS
arXiv:2007. 16098v1 [hep-ph] 31 Jul 2020 Sergei Gninenkoa, Dmitry Gorbunova,b aInstitute for Nuclear Research of Russian Academy of Sciences, 117312 Moscow, Russia bMoscow Institute of Physics and Technology, 141700 Dolgoprudny, Russia Abstract We account for the loss of coherence between the wave packets (mass states) of solar neu-trinos to correct the limits placed on Z0-boson