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 …

Challenges and opportunities of gravitational-wave searches at MHz to GHz frequencies

N Aggarwal, OD Aguiar, A Bauswein, G Cella… - Living reviews in …, 2021 - Springer
The first direct measurement of gravitational waves by the LIGO and Virgo collaborations
has opened up new avenues to explore our Universe. This white paper outlines the …

Primordial black holes

A Escrivà, F Kühnel, Y Tada - Black Holes in the Era of Gravitational-Wave …, 2024 - Elsevier
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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 …

Oscillating scalar fields and the Hubble tension: a resolution with novel signatures

TL Smith, V Poulin, MA Amin - Physical Review D, 2020 - APS
We present a detailed investigation of a subdominant oscillating scalar field [“early dark
energy”(EDE)] in the context of resolving the Hubble tension. Consistent with earlier work …

Cosmological backgrounds of gravitational waves

C Caprini, DG Figueroa - Classical and Quantum Gravity, 2018 - iopscience.iop.org
Gravitational waves (GWs) have a great potential to probe cosmology. We review early
universe sources that can lead to cosmological backgrounds of GWs. We begin by …

The first three seconds: a review of possible expansion histories of the early universe

R Allahverdi, MA Amin, A Berlin, N Bernal… - arXiv preprint arXiv …, 2020 - arxiv.org
It is commonly assumed that the energy density of the Universe was dominated by radiation
between reheating after inflation and the onset of matter domination 54,000 years later …

Large-misalignment mechanism for the formation of compact axion structures: Signatures from the QCD axion to fuzzy dark matter

A Arvanitaki, S Dimopoulos, M Galanis, L Lehner… - Physical Review D, 2020 - APS
Axions are some of the best motivated particles beyond the Standard Model. We show how
the attractive self-interactions of dark matter (DM) axions over a broad range of masses, from …

Boson stars and oscillatons: A review

L Visinelli - International Journal of Modern Physics D, 2021 - World Scientific
Compact objects occupy a pivotal role in the exploration of Nature. The interest spans from
the role of compact objects in astrophysics to their detection through various methods …

Analytic description of primordial black hole formation from scalar field fragmentation

E Cotner, A Kusenko, M Sasaki… - Journal of Cosmology …, 2019 - iopscience.iop.org
Primordial black hole (PBH) formation is a more generic phenomenon than was once
thought. The dynamics of a scalar field in inflationary universe can produce PBHs under mild …