Technology World | April 2006
Since the invention of the laser, one of its chief drawbacks has been low wall-plug efficiency. Nonetheless, early argon-ion and...
A team at Tokai University in Hiratsuka and Shizuoka, Japan, and from National Kaohsiung Normal University in Kaohsiung, Taiwan, has demonstrated...
By exploiting a spherical beam volume hologram, researchers at Georgia Institute of Technology in Atlanta have devised an inexpensive...
Researchers at MIT in Cambridge, Mass., at its Lincoln Laboratory in Lexington, Mass., and at Moscow State Pedagogical University have improved...
Besides being a girl’s best friend, diamonds could be a pretty good pal of ultrabright LEDs and laser diodes — provided a new material from...
Mobile phones may eventually take better pictures, thanks to a team from the Institute of Materials Research and Engineering in Singapore. The...