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Departamento de Física USM

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Seminario Altas Energias – Rebeca Beltrán Lloria (Instituto de Física Corpuscular, Universidad de Valencia)

Transmisión de Zoom online, Chile

    Date: miércoles; 12 de junio -  14:30 hrs. (Chile Continental) -  vía online Speaker:    Rebeca Beltrán Lloria    (Instituto de Física Corpuscular (IFIC), Universidad de Valencia) Title:   “Exploring long-lived heavy neutral leptons at the LHC" Abstract: In recent years, the search for long-lived particles, particularly  heavy neutral leptons (HNLs), has gathered significant interest […]

Consejo de Departamento

E-300 y video conferencia con Campus Santiago Av. España 1680, Edificio E, Valparaiso, Chile

Seminario Altas Energías “Freeze-in at stronger coupling” – Dra Catarina Cosme (University of Coimbra, Portugal)

Transmisión de Zoom online, Chile

In this talk, I will discuss the freeze-in dark matter production mechanism at low reheating temperatures. The process is Boltzmann-suppressed if the dark matter mass is above the reheating temperature, and, in this case, the coupling to the thermal bath has to be significant to account for the observed dark matter relic density. As a result, the direct DM detection experiments can already probe such freeze-in models, excluding significant parts of parameter space. The forthcoming experiments will explore this framework further, extending to lower couplings and higher reheating temperatures.

Seminario Altas Energías – Dra. Cristina Mondino, Perimeter Institute (Waterloo, Cánada)

Transmisión de Zoom online, Chile

  Date: miércoles; 26 de junio -  14:30 hrs. (Chile Continental) -  vía online Speaker:  Dra. Cristina Mondino, Perimeter Institute (Waterloo, Cánada) Title:   “Axion-Induced Patchy Screening of the CMB”   Abstract: Cosmic Microwave Background (CMB) photons can undergo resonant conversion into axions in the presence of magnetized plasma distributed inside nonlinear large-scale structure (LSS). This […]

Mentorias

E-300 y video conferencia con Campus Santiago Av. España 1680, Edificio E, Valparaiso, Chile

Seminario Altas Energías – Dr. Moinul Hossain Rahat, Universidad de Valencia

Transmisión de Zoom online, Chile

  Date: miércoles; 3 de julio -  14:30 hrs. (Chile Continental) -  vía online Speaker: Dr. Moinul Hossain Rahat, Instituto de Física Corpuscular, Universidad de Valencia (Valencia, España) Title:   “Type-I two-Higgs-doublet model and gravitational waves from domain walls bounded by strings”   Abstract: The spontaneous breaking of a U(1) symmetry via an intermediate discrete symmetry […]