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World`s most complex 2D laser beam created

Last Updated: Friday, January 18, 2013, 20:33

Researchers, including one of Indian origin, have demonstrated the most complex 2-D optical phased array ever that can generate high-resolution beam patterns.

`Nanoantennas hold promise for infrared photovoltaics`

Last Updated: Friday, May 06, 2011, 13:57

In an unexpected discovery that may dramatically improve solar energy panels, scientists have found a new way to generate electricity from infrared light by attaching a metal nanoantenna to the silicon.