• Probing extragalactic dust through gamma-ray burst afterglows 

    Liang, Sunlin, 1978- (University of Missouri--Columbia, 2010)
    Gamma-Ray Bursts (GRBs) are the most powerful explosions in the universe and a very interesting phenomenon in themselves. The gamma-rays and the X-ray flashes (XRFs) are the manifestations of the most violent, cataclysmic ...
  • Quantized massive spin 1/2 fields on static spherically symmetric wormhole spacetimes 

    Shen, Zhiyong (University of Missouri--Columbia, 2012)
    Traversable wormholes have become a subject of intensive studies since 1988 when Morris and Thorne published their paper which put forward the energy conditions for traversable wormholes. A number of researchers have ...
  • A study of cosmic dust in the galactic environment 

    Mishra, Ajay (University of Missouri--Columbia, 2016)
    The mysterious "21 micron" emission feature seen almost exclusively in the short-lived protoplanetary nebula (PPN) phase of stellar evolution remains unidentified since its discovery two decades ago. This feature is always ...