Wave dark matter

L Hui - Annual Review of Astronomy and Astrophysics, 2021 - annualreviews.org
We review the physics and phenomenology of wave dark matter: a bosonic dark matter
candidate lighter than about 30 eV. Such particles have a de Broglie wavelength exceeding …

The evolution of the star-forming interstellar medium across cosmic time

LJ Tacconi, R Genzel, A Sternberg - Annual Review of …, 2020 - annualreviews.org
Over the past decade, increasingly robust estimates of the dense molecular gas content in
galaxy populations between redshift z= 0 and the peak of cosmic galaxy/star formation (z∼ …

Introducing the thesan project: radiation-magnetohydrodynamic simulations of the epoch of reionization

R Kannan, E Garaldi, A Smith, R Pakmor… - Monthly Notices of …, 2022 - academic.oup.com
We introduce the thesan project, a suite of large volume () radiation-magnetohydrodynamic
simulations that simultaneously model the large-scale statistical properties of the …

Hydrogen reionization ends by z = 5.3: Lyman-α optical depth measured by the XQR-30 sample

SEI Bosman, FB Davies, GD Becker… - Monthly Notices of …, 2022 - academic.oup.com
The presence of excess scatter in the Ly-α forest at z∼ 5.5, together with the existence of
sporadic extended opaque Gunn-Peterson troughs, has started to provide robust evidence …

An absorption profile centred at 78 megahertz in the sky-averaged spectrum

JD Bowman, AEE Rogers, RA Monsalve, TJ Mozdzen… - Nature, 2018 - nature.com
After stars formed in the early Universe, their ultraviolet light is expected, eventually, to have
penetrated the primordial hydrogen gas and altered the excitation state of its 21-centimetre …

Ultra-light dark matter

EGM Ferreira - The Astronomy and Astrophysics Review, 2021 - Springer
Ultra-light dark matter is a class of dark matter models (DM), where DM is composed by
bosons with masses ranging from 10^-24\, eV< m< eV 10-24 eV< m< eV. These models …

First results from hera phase i: Upper limits on the epoch of reionization 21 cm power spectrum

Z Abdurashidova, JE Aguirre, P Alexander… - The Astrophysical …, 2022 - iopscience.iop.org
We report upper limits on the Epoch of Reionization 21 cm power spectrum at redshifts 7.9
and 10.4 with 18 nights of data (∼ 36 hr of integration) from Phase I of the Hydrogen Epoch …

Improved constraints on the 21 cm EoR power spectrum and the X-ray heating of the IGM with HERA phase I observations

T Adams, JE Aguirre, P Alexander, ZS Ali… - The Astrophysical …, 2023 - iopscience.iop.org
We report the most sensitive upper limits to date on the 21 cm epoch of reionization power
spectrum using 94 nights of observing with Phase I of the Hydrogen Epoch of Reionization …

Possible interaction between baryons and dark-matter particles revealed by the first stars

R Barkana - Nature, 2018 - nature.com
The cosmic radio-frequency spectrum is expected to show a strong absorption signal
corresponding to the 21-centimetre-wavelength transition of atomic hydrogen around …

Improved upper limits on the 21 cm signal power spectrum of neutral hydrogen at z ≈ 9.1 from LOFAR

FG Mertens, M Mevius, LVE Koopmans… - Monthly Notices of …, 2020 - academic.oup.com
ABSTRACT A new upper limit on the 21 cm signal power spectrum at a redshift of z≈ 9.1 is
presented, based on 141 h of data obtained with the Low-Frequency Array (LOFAR). The …