Hard X / soft gamma ray polarimetry using a Laue lens
Hard X ray imaging telescope
Hard X rays and low-energy gamma rays from the Moon: Dependence of the continuum on the regolith composition and the solar activity
Hard X- and Gamma-Rays from Type Ia Supernovae
Hard X--ray detection of NGC 1068 with BeppoSAX
Hard X-ray (greater than 10 keV) telescope for space astronomy from the Moon
Hard X-ray and Extreme Ultraviolet Correlations in Solar Flares
Hard X-ray and Gamma-Ray Detectors
Hard X-ray and Gamma-Ray Emission from Shell Supernova Remnants
Hard X-ray and Gamma-ray Emission Induced by Ultra-High Energy Protons in Cluster Accretion Shocks
Hard X-ray and Gamma-ray Emission Induced by Ultra-High Energy Protons in Cluster Accretion Shocks and their Detectability
Hard X-ray and gamma-ray observations of an electron dominated event associated with an occulted solar flare
Hard X-ray and gamma-rays from supernovae
Hard X-ray and Infrared Emission from Apparently Single White Dwarfs
Hard X-ray and IR observations of Cygnus X-3.
Hard X-ray and radio observations of Abell 754
Hard X-ray and UV Observations of the 2005 January 15 Two-ribbon Flare
Hard X-ray astrophysics
Hard X-ray behaviour of Her X-1 during second main-on after the anomalous low state
Hard X-ray bremsstrahlung production in solar flares by high-energy proton beams