Bound on 3+1 Active-Sterile Neutrino Mixing from the First Four-Week Science Run of KATRIN

AKER, M., ALTENMULLER, K., BEGLARIAN, A., BEHRENS, J., BERLEV, A. I., BESSERER, U., DRAGOUN, Otokar, KOVALÍK, Alojz, LEBEDA, Ondřej, RYŠAVÝ, Miloš, VÉNOS, Drahoslav. Bound on 3+1 Active-Sterile Neutrino Mixing from the First Four-Week Science Run of KATRIN. Physical Review Letters. 2021, 126(9), 091803. ISSN 0031-9007. E-ISSN 1079-7114. Available: doi: 10.1103/PhysRevLett.126.091803.