1. Pollution control technology using nanoscience, gas phase photochemistry and flow dynamics. Eight patents in pollution control. Co-founder of two startup companies Infuser and Airlabs.
2. Fundamental mechanisms of isotope effects in photochemistry and kinetics, applications to planetary atmospheres and greenhouse gas budgets.
3. Atmospheric chemistry including climate change and air pollution.
Specialties: Kinetics, spectroscopy, chemical modeling, environmental chemistry, atmospheric chemistry, physical chemistry