Contact: David Orenstein
david_orenstein@brown.edu
401-863-1862
Brown University

Vertical-cavity Surface-emitting Laser

Caption: Colloidal quantum dots -- nanocrystals -- can produce lasers of many colors. Cuong Dang manipulates a green beam that pumps the nanocrystals with energy, in this case producing red laser light (at left).

Credit: Mike Cohea/Brown University

Usage Restrictions: Credit required

Related news release: Single nanomaterial yields many laser colors