Fast, Cheap, and Very Bright

Science  14 Feb 1997:
Vol. 275, Issue 5302, pp. 941-942
DOI: 10.1126/science.275.5302.941

You are currently viewing the summary.

View Full Text

Via your Institution

Log in through your institution

Log in through your institution


Data communications relies as never before on high-performance lasers for generating the pulses that travel down optical fibers. In his Perspective, Fasol discusses a recently invented laser—the quantum-dot vertical-cavity surface-emitting laser. Made possible by breakthroughs in crystal growth, this laser operates at room temperature and may soon be commercially viable.