He was chair of the department of physics and astronomy for 15 years, and served as chief operating officer of the Missouri University Research Reactor in 1996.

NBI is a research and development company specializing in biocompatible nanoparticles, nanoparticulate antimicrobial agents, and specialty biochemicals. It was established December, 2004, as a spin-off company of MU. NBI core competencies include development of innovative pathways for the synthesis of a wide spectrum of gold, silver, palladium, iron oxide, and platinum nanoparticles and nano-bioconjugates and associated . NBI develops innovative nanoparticle-based technologies and products for professionals in the medical, health, hygiene and allied industries.