Mehdi Tajvidi knows that big things can come in small packages. He works with cellulose nanofibrils (CNF) — the natural structural building units of wood that are 1/100,000th the width of a human hair. The University of Maine assistant professor of renewable nanomaterials describes CNF as magical. The renewable biodegradable material has superior properties, he read more Tajvidi awarded $250,000 to develop next-generation CNF floor, wall products