Now showing items 1-3 of 3

    • Sofka, Clement James (2014-04-16)
      Over 80 years of astrophysical observations suggest that the observable luminous matter makes up ≤ 5% of the total energy density in the Universe. The remaining ~ 95% comes from matter and energy that has not been observed ...
    • Chen, Hao (2019-11-06)
      It is now evident that the majority of matter in our universe is composed of non-luminous dark matter. However, the nature of this dark matter remains mysterious. The most promising candidates for dark matter include axions ...
    • Gao, Jianting (2010-01-14)
      Galaxies and clusters of galaxies are believed to be dominated by non-luminous non-baryonic dark matter. A favored candidate is a new type of Weakly Interacting Massive Particle (WIMP) with a mass of order 100 GeV/c^2. The ...