Synthesis and properties of open-framework structures, such as silicon, germanium, and water clathrates. See crystal structure of Si136 clathrate at: http://cst-www.nrl.navy.mil/lattice/struk/si34.html
Synthesis of copper and silver-based anti-perovskities.
Density functional calculations of electronic, optical, and transport properties of semi-conductors and semimetals.
Solid-state NMR.