Improved exclusion limit for light dark matter from $e^+e^-$ annihilation in NA64

The current most stringent constraints for the existence of sub-GeV dark matter coupling to Standard Model via a massive vector boson <math display="inline"><msup><mi>A</mi><mo>′</mo></msup></math> were set by the NA64 experiment for the mass...

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Detalles Bibliográficos
Autores principales: Andreev, Yu.M., Banerjee, D., Bernhard, J., Bondi, M., Burtsev, V.E., Celentano, A., Charitonidis, N., Chumakov, A.G., Cooke, D., Crivelli, P., Depero, E., Dermenev, A.V., Donskov, S.V., Dusaev, R.R., Enik, T., Feshchenko, A., Frolov, V.N., Gardikiotis, A., Gerassimov, S.G., Gninenko, S.N., Hösgen, M., Jeckel, M., Kachanov, V.A., Karneyeu, A.E., Kekelidze, G., Ketzer, B., Kirpichnikov, D.V., Kirsanov, M.M., Kolosov, V.N., Konorov, I.V., Kovalenko, S.G., Kramarenko, V.A., Kravchuk, L.V., Krasnikov, N.V., Kuleshov, S.V., Lyubovitskij, V.E., Lysan, V., Marsicano, L., Matveev, V.A., Mikhailov, Yu.V., Bueno, L. Molina, Peshekhonov, D.V., Polyakov, V.A., Radics, B., Rojas, R., Rubbia, A., Samoylenko, V.D., Sieber, H., Shchukin, D., Tikhomirov, V.O., Tlisova, I., Toropin, A.N., Trifonov, A.Yu., Ulloa, P., Vasilishin, B.I., Vasquez Arenas, G. , Volkov, P.V., Volkov, V.Yu.
Lenguaje:eng
Publicado: 2021
Materias:
hep-ph
Particle Physics - Phenomenology
hep-ex
Particle Physics - Experiment
Acceso en línea:https://dx.doi.org/10.1103/PhysRevD.104.L091701
http://cds.cern.ch/record/2778372

Internet

https://dx.doi.org/10.1103/PhysRevD.104.L091701
http://cds.cern.ch/record/2778372

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