Spinning cone water film power meter for
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R.K. Soni; V.K. Mandloie; M.B. Pote; A.K. Nath
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Article
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2007
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Elsevier Science
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English
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A laser power meter based on water as an absorbing medium has been developed to measure multi-kilowatt CO 2 laser power with high sensitivity and accuracy. Water absorbs CO 2 laser radiation readily within a very thin layer. Though water has large thermal capacity, due to short absorption length, it