That is the essence of science: ask an impertinent question, and you are on the way to a pertinent answer.
Experimental Nanophotonics and Metamaterials
Time domain astronomy; stellar astrophysics; exoplanets; asteroseismology; white dwarf stars
TERAHERTZ LASERS & SIGNAL PROCESSING
inflationary cosmology
Optics and Condensed Matter Theory
Wave propagation
Photonics
Theoretical biophysics
Experimental Condensed Matter/Materials Science
Condensed matter theory
Optics and Photonics
Quantum Theory of Nanostructures
Theory of nonequilibrium quantum matter and Spintronics