Keywords: Quantum Dot Lasers. One Dot Makes All the Difference (5941062786).jpg Microdisk lasers used in experiments by NIST Stanford University and Northwestern University are made by layering indium arsenide on top of gallium arsenide and etching out disks about 1 8 micrometers across on pillars of gallium arsenide Scanning tunneling microscope image inset shows some of the approximately 130 quantum dot islands of indium arsenide in each disk Credit NIST Disclaimer Any mention of commercial products within NIST web pages is for information only; it does not imply recommendation or endorsement by NIST Use of NIST Information These World Wide Web pages are provided as a public service by the National Institute of Standards and Technology NIST With the exception of material marked as copyrighted information presented on these pages is considered public information and may be distributed or copied Use of appropriate byline/photo/image credits is requested https //www flickr com/photos/usnistgov/5941062786/ Quantum Dot Lasers One Dot Makes All the Difference 2007-04-12 13 19 https //www flickr com/people/63059536 N06 National Institute of Standards and Technology PD-USGov National Institute of Standards and Technology https //flickr com/photos/63059536 N06/5941062786 2016-09-07 02 10 43 United States Government Work Uncategorized 2016 November 5 |