Robert Ewing, PhD profile page

Robert Ewing is a chemist and technical team lead in the Chemical and Biological Signatures Group at PNNL. He is the principal investigator and/or project manager on a variety of research projects. Robert has over 25 years of experience as an analytical chemist with extensive expertise in trace detection analysis of explosives, drugs and chemical weapon materials. His expertise covers basic science to applied research including studies of fundamental ion-molecule reactions at atmospheric pressure to testing, deploying and training of instrumentation in the field.