Hunting down the X17 boson at the CERN SPS

Depero, E; Andreev, YM; Banerjee, D; Bernhard, J; Burtsev, VE; Charitonidis, N; Chumakov, AG; Cooke, D; Crivelli, P; Dermenev, AV; Donskov, SV; Dusaev, RR; Enik, T; Feshchenko, A; Frolov, VN; Gardikiotis, A; Gerassimov, SG; Girod, S; Gninenko, SN; Hosgen, M; Kachanov, VA; Karneyeu, AE; Kekelidze, G; Ketzer, B; Kirpichnikov, DV; Kirsanov, MM; Kolosov, VN; Konorov, IV; Kovalenko, SG; Kramarenko, VA; Kravchuk, LV; Krasnikov, NV; Kuleshov, SV; Lyubovitskij, VE; Lysan, V; Matveev, VA; Mikhailov, YV; Bueno, LM; Peshekhonov, DV; Polyakov, VA; Radics, B; Rojas, R; Rubbia, A; Samoylenko, VD; Shchukin, D; Sieber, H; Tikhomirov, VO; Tlisova, V; Tlisov, DA; Toropin, AN; Trifonov, AY; Vasilishin, BI; Arenas, GV; Volkov, PV; Volkov, VY; Ulloa, P

Crivelli, P (corresponding author), ETH Zurich Inst Particle Phys & Astrophys, CH-8093 Zurich, Switzerland.

EUROPEAN PHYSICAL JOURNAL C, 2020; 80 (12):

Abstract

Recently, the ATOMKI experiment has reported new evidence for the excess of e(+)e(-) events with a mass similar to 17 MeV in the nuclear transitions o......

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