Searching for long-lived particles beyond the Standard Model at the Large Hadron Collider
Abstract Particles beyond the Standard Model (SM) can generically have lifetimes that are
long compared to SM particles at the weak scale. When produced at experiments such as …
long compared to SM particles at the weak scale. When produced at experiments such as …
Hunting wino and higgsino dark matter at the muon collider with disappearing tracks
R Capdevilla, F Meloni, R Simoniello… - Journal of High Energy …, 2021 - Springer
A bstract We study the capabilities of a muon collider experiment to detect disappearing
tracks originating when a heavy and electrically charged long-lived particle decays via X+→ …
tracks originating when a heavy and electrically charged long-lived particle decays via X+→ …
Lyman-α constraints on freeze-in and superWIMPs
Dark matter (DM) from freeze-in or superWIMP production is well known to imprint non-cold
DM signatures on cosmological observables. We derive constraints from Lyman-α forest …
DM signatures on cosmological observables. We derive constraints from Lyman-α forest …
Nano-Hertz gravitational waves from collapsing domain walls associated with freeze-in dark matter in light of pulsar timing array observations
Evidence for a stochastic gravitational wave background in the nHz frequency band is
recently reported by four pulsar timing array collaborations NANOGrav, EPTA, CPTA, and …
recently reported by four pulsar timing array collaborations NANOGrav, EPTA, CPTA, and …
TASI lectures on dark matter models and direct detection
T Lin - arxiv preprint arxiv:1904.07915, 2019 - arxiv.org
These lectures provide an introduction to models and direct detection of dark matter. We
summarize the general features and motivations for candidates in the full dark matter mass …
summarize the general features and motivations for candidates in the full dark matter mass …
Maximizing direct detection with highly interactive particle relic dark matter
We estimate the maximum direct detection cross section for sub-GeV dark matter (DM)
scattering off nucleons. For DM masses in the range 10 keV–100 MeV, cross sections …
scattering off nucleons. For DM masses in the range 10 keV–100 MeV, cross sections …
Search for disappearing tracks in proton-proton collisions at TeV
V Khachatryan, AM Sirunyan, A Tumasyan… - Journal of High Energy …, 2015 - Springer
A bstract A search is presented for long-lived charged particles that decay within the CMS
detector and produce the signature of a disappearing track. Disappearing tracks are …
detector and produce the signature of a disappearing track. Disappearing tracks are …
Axion-like particle (ALP) portal freeze-in dark matter confronting ALP search experiments
DK Ghosh, A Ghoshal, S Jeesun - Journal of High Energy Physics, 2024 - Springer
A bstract The relic density of Dark Matter (DM) in the freeze-in scenario is highly dependent
on the evolution history of the universe and changes significantly in a non-standard (NS) …
on the evolution history of the universe and changes significantly in a non-standard (NS) …
Lower mass bounds on FIMP dark matter produced via freeze-in
F D'Eramo, A Lenoci - Journal of Cosmology and Astroparticle …, 2021 - iopscience.iop.org
Abstract Feebly Interacting Massive Particles (FIMPs) are dark matter candidates that never
thermalize in the early universe and whose production takes place via decays and/or …
thermalize in the early universe and whose production takes place via decays and/or …
Confronting dark matter freeze-in during reheating with constraints from inflation
M Becker, E Copello, J Harz, J Lang… - Journal of Cosmology …, 2024 - iopscience.iop.org
We investigate the production of particle Dark Matter (DM) in a minimal freeze-in model
considering a non-instantaneous reheating phase after inflation. We demonstrate that for …
considering a non-instantaneous reheating phase after inflation. We demonstrate that for …