Since the birth of the semiconductor laser in the early 1960s, effort has been directed at expanding its spectral range. Much progress has been made at ever longer wavelengths, with success stemming ...

A new solid-state material from Kyushu University turns visible light into high-energy UV at sunlight intensity. By attaching alkyl chains to the sp 3 carbon atoms of an organic molecule, the ...

©2026 Fox News Network, LLC. All rights reserved. This material may not be published, broadcast, rewritten, or redistributed. All market data delayed 20 minutes.