गुरुवार, अगस्त 16, 2012

About lasers

http://physics.aps.org/story/v15/st4
This is a useful article about lasers (MASERS).

The current research (2012), a new way to get MASERS is  given 
here

http://www.npl.co.uk/news/maser-power-comes-out-of-the-cold

[Can you imagine that Age old 'pentacene-doped para-terphenyl' along with the  Jablonskii diagram  do the trick!]

Prem

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