Ultralight axion
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Ultralight axion
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http://danielgrin.net/2015/11/23/ultra-light-axions-the-axiverse-and-the-energy-scale-of-inflation/ Web15 May 2015 · Ultralight axions (ULAs) with masses in the range 10−33 eV≤ma≤ 10−20 eV are motivated by string theory and might contribute to either the dark-matter or dark …
Web16 Oct 2024 · ULA models are parametrized by the redshift zc when the field becomes dynamical, the fractional energy density fzc ≡ Ωa(zc)/Ωtot(zc) in the axion field at zc, and … Web3 Nov 2016 · The Ultra-Light Axion (ULA) is a dark matter candidate with mass eV and de Broglie wavelength of order kpc. Such an axion, also called the Fuzzy Dark Matter (FDM), …
Web25 Jan 2024 · Ultralight axions and other bosons are dark matter candidates present in many high energy physics theories beyond the Standard Model. In particular, the string … Web4 Apr 2024 · When Peccei and Quinn proposed a mechanism that could reconcile results with theory, they realized that this mechanism would produce a particle: the QCD axion. QCD axions would be ultralight particles that would not interact with much, but their gravitational pull could explain the motion of galaxies attributed to dark matter.
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Web27 Sep 2024 · The impact of axion-like particles on the light polarization around the horizon of suppermassive black hole (SMBH) is discussed in the light of the latest polarization … hazy ipa beer namesWeb23 Dec 2024 · Requiring the ultralight axion to exhibit a matter-power spectrum consistent with ΛCDM sets the bound shown in black for several values of C aN . The region below … hazy ipa near meWeb1 Mar 2024 · Constraints on ultralight axion particle mass versus axion-photon coupling from our analysis of the MW satellite population (red). Limits from CMB polarization washout [ 89 ] and the Lyman- α forest [ 39 ] are shown in green, and haloscope limits are shown as gray vertical bands. hazy ipa beer brandsWebAbstract. Ultra-light axion-like particle (ULAP) is one of attractive candidates for cold dark matter. Because the de Broglie wavelength of ULAP with mass ∼ 10 − 22 e V is O (k p c), … hazy interstitial opacitiesWeb22 Sep 2024 · Ultralight axions have sparked attention because their tiny mass m∼10-22 eV, which leads to a kiloparsec-scale de Broglie wavelength comparable to the size of a dwarf … golang reverse an arrayWeb7 Sep 2024 · Ultralight axion-like particles are well-motivated dark matter candidates that are the target of numerous direct detection efforts. In the vicinity of the Solar System, such … hazy lady threadsWeb13 Dec 2024 · Ultralight axion-like particles (ALP) and dark photons are well-motivated dark matter candidates introduced by theories beyond the standard model of particle physics. … hazy ipa beer nutrition