English
Related papers

Related papers: Fermi Bubbles in Scalar Field Dark Matter halos

200 papers

Fuzzy Dark Matter (FDM) is one of the recent models for dark matter. According to this model, dark matter is made of very light scalar particles with considerable quantum mechanical effects on the galactic scale, which solves many problems…

Astrophysics of Galaxies · Physics 2020-05-13 Alireza Maleki , Shant Baghram , Sohrab Rahvar

We study the feebly interacting dark matter with the Standard Model fields, where the preceding and the latter ones are the constituents of the bosonic cosmological objects, the scalar boson stars (BS). The scalar dark matter (SDM) massive…

High Energy Physics - Phenomenology · Physics 2024-06-04 G. A. Kozlov

Cold dark matter (CDM) has shown to be an excellent candidate for the dark matter (DM) of the Universe at large scales, however it presents some challenges at the galactic level. The scalar field dark matter (SFDM), also called fuzzy, wave,…

Astrophysics of Galaxies · Physics 2018-02-07 Tula Bernal , Lizbeth M. Fernández-Hernández , Tonatiuh Matos , Mario A. Rodríguez-Meza

Fuzzy dark matter (FDM) or wave dark matter is an alternative theory designed to solve the small-scale problems faced by the standard cold dark matter proposal for the primary material component of the universe. It is made up of ultra-light…

Cosmology and Nongalactic Astrophysics · Physics 2021-12-08 Mihir Kulkarni , Jeremiah P. Ostriker

We study the evolution of gas rotation curves within the scalar field dark matter (SFDM) model. In this model the galactic haloes are astronomical Bose-Einstein Condensate drops of scalar field. These haloes are characterized by a…

Astrophysics of Galaxies · Physics 2022-11-08 Luis A. Martinez-Medina , Tonatiuh Matos

(Abridged) Despite the success of Cold Dark Matter (CDM) in explaining a wide range of observations, the microscopic nature of dark matter is still unknown. Attempts to detect WIMPs, the most commonly studied form, have not yet succeeded.…

Cosmology and Nongalactic Astrophysics · Physics 2014-10-31 Bohua Li , Tanja Rindler-Daller , Paul R. Shapiro

Fuzzy Dark Matter (FDM), consisting of ultralight bosons, is an intriguing alternative to Cold Dark Matter. Numerical simulations solving the Schr\"odinger-Poisson (SP) equation, which governs FDM dynamics, show that FDM halos consist of a…

In recent years, the scalar field dark matter (SFDM), also called ultralight bosonic dark matter, has received considerable attention due to the number of problems it might help to solve. Among these are the cusp-core problem and the…

Fuzzy dark matter (FDM) has dynamical properties that differ significantly from cold dark matter (CDM). These dynamical differences are strongly manifested on the spatial scale of dwarf spheroidal galaxies (dSphs), which roughly corresponds…

Astrophysics of Galaxies · Physics 2023-12-05 Axel Widmark , Tomer D. Yavetz , Xinyu Li

We present a novel method to constrain the mass of ultra-light bosons as the dark matter using stellar streams formed by disrupting Globular Clusters in the Milky Way. The turbulent density field of Fuzzy Dark Matter (FDM) haloes results in…

Astrophysics of Galaxies · Physics 2018-08-03 Nicola C. Amorisco , A. Loeb

Fuzzy Dark Matter (FDM) is among the most suitable candidates to replace WIMPs and to resolve the puzzling mystery of dark matter. A galactic dark matter halo made of these ultralight bosonic particles leads to the formation of a solitonic…

Astrophysics of Galaxies · Physics 2025-03-19 Gabriel d'Andrade Furlanetto , Riccardo Della Monica , Ivan De Martino

The cold dark matter (CDM) model has two unsolved issues: simulations overpredict the satellite abundance around the Milky Way (MW) and it disagrees with observations of the central densities of dwarf galaxies which prefer constant density…

Astrophysics of Galaxies · Physics 2015-09-10 Victor H. Robles , V. Lora , T. Matos , F. J. Sanchez-Salcedo

Fuzzy Dark Matter (FDM) represents an alternative and intriguing description of the standard Cold Dark Matter (CDM) fluid, able to explain the lack of direct detection of dark matter particles in the GeV sector and to alleviate small scales…

Cosmology and Nongalactic Astrophysics · Physics 2018-11-30 Matteo Nori , Riccardo Murgia , Vid Iršič , Marco Baldi , Matteo Viel

Fuzzy Dark Matter (FDM) comprised of ultralight ($m \sim 10^{-22}~\rm{eV}$) boson particles has received significant attention as a viable alternative to Cold Dark Matter (CDM), as it approximates CDM on large scales ($\gtrsim 1$ Mpc) while…

Cosmology and Nongalactic Astrophysics · Physics 2024-02-28 Connor A. Painter , Michael Boylan-Kolchin , Philip Mocz , Mark Vogelsberger

It has been postulated that Fuzzy Dark Matter (FDM) could be a viable alternative to Cold Dark Matter (CDM). FDM is comprised of ultralight bosons which exist as a Bose-Einstein condensate. Due to the very low mass of FDM, the de Broglie…

Cosmology and Nongalactic Astrophysics · Physics 2019-02-28 V. Sreenath

In recent astronomical observations, an almost dark galaxy, designated as Nube, has unveiled an intriguing anomaly in its stellar distribution. Specifically, Nube exhibits an exceptionally low central brightness, with the 2D half-light…

Cosmology and Nongalactic Astrophysics · Physics 2024-08-12 Yu-Ming Yang , Xiao-Jun Bi , Peng-Fei Yin

We present a general description of the scalar field dark matter (SFDM) hypothesis in the cosmological context. The scenario of structure formation under such a hypothesis is based on Jeans instabilities of fluctuations of the scalar field.…

We use observations of ultra-faint dwarf (UFD) galaxies to constrain the particle mass of ultra-light dark matter. Potential fluctuations created by wave interference in virialized "fuzzy" dark matter (FDM) halos dynamically heat stellar…

Cosmology and Nongalactic Astrophysics · Physics 2022-03-22 Neal Dalal , Andrey Kravtsov

Fuzzy dark matter (FDM) is a dark matter candidate consisting of ultra-light scalar particles with masses around $10^{-22} \mathrm{eV}/c^2$, a regime where cold bosonic matter behaves as a collective wave rather than individual particles.…

Cosmology and Nongalactic Astrophysics · Physics 2023-07-19 Simon May , Volker Springel

Fuzzy Dark Matter (FDM), consisting of ultralight bosons ($m_{\rm b} \sim 10^{-22}\ \rm eV$), is an intriguing alternative to Cold Dark Matter. Numerical simulations that solve the Schr\"odinger-Poisson (SP) equation show that FDM halos…