Current Research Topics include (but are not limited to):

Stardust and Comets
Phosphorus Cosmochemistry and the Origin of Life
Metal Corrosion in the Early Solar System
ICP-MS Analysis of Small Particles
Thermal Metamorphism in Ordinary Chondrites
The Origin of Metallic Chondrules
Phyllosilicate Formation in the Early Solar System
Origin of the Earth's Water
Mercury (Hg) and Other Heavy Metal Geochemistry
The Fountain Hills CB Chondrite
Sulfur Chemistry in a Water-depleted Solar Nebula
Sulfide Mineralogy of CI Chondrites
Oxidized Clasts in Aubrite Meteorites
The Origin of Compound and Deformed Chondrules