laser device Archives – The Green Optimistic green tech news, since 2008 Fri, 13 Mar 2015 18:22:41 +0000 en-US hourly 1 https://wordpress.org/?v=7.0 2667534 Very Efficient Ceramic Sunlight-to-Laser System Unveiled in Uzbekistan https://www.greenoptimistic.com/ceramic-sunlight-laser-uzbekistan-20110913/ https://www.greenoptimistic.com/ceramic-sunlight-laser-uzbekistan-20110913/#respond Tue, 13 Sep 2011 11:51:43 +0000 https://www.greenoptimistic.com/?p=20417 A team of researchers from the Scientific and Production Association in Uzbekistan have succeeded transforming sunlight into laser light in a fashion that outperforms all the other similar projects that had been doing the same thing in the past. The team brags a 35 percent efficiency, versus one of maximum 2 percent obtained by others. […]

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]]> https://www.greenoptimistic.com/ceramic-sunlight-laser-uzbekistan-20110913/feed/ 0 20417 Todd Ditmire’s Petawatt Laser: One Step Closer to Nuclear Fusion https://www.greenoptimistic.com/todd-ditmire-petawatt-laser-nuclear-fusion-20091016/ https://www.greenoptimistic.com/todd-ditmire-petawatt-laser-nuclear-fusion-20091016/#comments Fri, 16 Oct 2009 05:53:27 +0000 https://www.greenoptimistic.com/?p=4792 Todd Ditmire, from the University of Texas, has invented a laser device that can produce petawatt power through a process of chirping, that takes a short light pulse (150 femtoseconds) and stretches it out in time, amplifies it to higher energy and then recompresses it to about 100 femtoseconds in time, obtaining 190 joules of energy.

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