S8 tension in the context of dark matter–baryon scattering
A He, MM Ivanov, R An… - The Astrophysical Journal …, 2023 - iopscience.iop.org
We explore an interacting dark matter (IDM) model that allows for a fraction of dark matter
(DM) to undergo velocity-independent scattering with baryons. In this scenario, structure on …
(DM) to undergo velocity-independent scattering with baryons. In this scenario, structure on …
Multipole vector dark matter below the GeV scale
X Chu, J Hisano, A Ibarra, JL Kuo, J Pradler - Physical Review D, 2023 - APS
We consider electrically neutral complex-vector particles V below the GeV mass scale that,
from a low-energy perspective, couple to the photon via higher-dimensional form factor …
from a low-energy perspective, couple to the photon via higher-dimensional form factor …
Weak lensing constraints on dark matter-baryon interactions with 𝖭-body simulations and machine learning
C Zhang, L Zu, HZ Chen, YLS Tsai… - Journal of Cosmology …, 2024 - iopscience.iop.org
We investigate the elastic scattering cross section between dark matter and protons using
the DES Year 3 weak lensing data. This scattering induces a dark acoustic oscillation …
the DES Year 3 weak lensing data. This scattering induces a dark acoustic oscillation …
Exact treatment of weak dark matter-baryon scattering for linear-cosmology observables
Y Ali-Haïmoud, S Seher Gandhi, TL Smith - Physical Review D, 2024 - APS
Elastic scattering of dark matter (DM) particles with baryons induce cosmological signals that
may be detectable with modern or future telescopes. For DM-baryon scattering cross …
may be detectable with modern or future telescopes. For DM-baryon scattering cross …
Weak Lensing Constraints on Dark Matter-Baryon Interactions with -Body Simulations and Machine Learning
C Zhang, L Zu, HZ Chen, YLS Tsai, YZ Fan - arXiv preprint arXiv …, 2024 - arxiv.org
We investigate the elastic scattering cross section between dark matter and protons using
the DES Year 3 weak lensing data. This scattering induces a dark acoustic oscillation …
the DES Year 3 weak lensing data. This scattering induces a dark acoustic oscillation …
The Simons Observatory: impact of bandpass, polarization angle and calibration uncertainties on small-scale power spectrum analysis
S Giardiello, M Gerbino, L Pagano, D Alonso… - arXiv preprint arXiv …, 2024 - arxiv.org
We study the effects due to mismatches in passbands, polarization angles, and temperature
and polarization calibrations in the context of the upcoming cosmic microwave background …
and polarization calibrations in the context of the upcoming cosmic microwave background …
[HTML][HTML] Probing levitodynamics with multi-stochastic forces and the simple applications on the dark matter detection in optical levitation experiment
X Cheng, JH Guo, W Wang, B Zhu - Nuclear Physics B, 2024 - Elsevier
If the terrestrial environment is permeated by dark matter, the levitation experiences
damping forces and fluctuations attributed to dark matter. This paper investigates …
damping forces and fluctuations attributed to dark matter. This paper investigates …
Dark Matter Subhalo Evaporation by Coulomb-like Interaction with Galactic Gas
Y Lin, Y Gao - arXiv preprint arXiv:2311.11584, 2023 - arxiv.org
Coulomb-like interactions typically has a cross section scales with velocity dependence as
$\sigma=\sigma_0 v^{-4} $. The momentum transfer rate between a slightly charged dark …
$\sigma=\sigma_0 v^{-4} $. The momentum transfer rate between a slightly charged dark …