Feature
Fast Light, Slow Light
Light pulses can be made to propagate with group velocities exceeding the speed of light in a vacuum or, at the opposite extreme, to come to a complete stop.
Log in or become a member to view the full text of this article.
This article may be available for purchase via the search at Optica Publishing Group.
Optica Members get the full text of Optics & Photonics News, plus a variety of other member benefits.