File:UndopedCap.jpg

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Uncovered active mirror (disk laser) compared to that with undoped cap. The undoped layer prevents the internal reflection from the active medium and allows to make the disk wider, with corresponding increase of maximal power [1][2][3].

Copyleft 2008 by Dmitrii Kouznetsov. The free use is allowed, attribute
http://www.ils.uec.ac.jp/~dima/PAPERS/2007josacap.pdf
or http://tori.ils.uec.ac.jp/PAPERS/2007josacap.pdf

This file is available also as http://commons.wikimedia.org/wiki/File:UndopedCapFig1.gif

The previous version ot this file UndopedCapFig1.gif looked ugly; so, this is second attempt.

References

  1. ↑ http://patft.uspto.gov/netacgi/nph-Parser?Sect1=PTO2&Sect2=HITOFF&p=1&u=%2Fnetahtml%2FPTO%2Fsearch-bool.html&r=11&f=G&l=50&co1=AND&d=PTXT&s1=%22THIN-DISK+LASER%22&OS=%22THIN-DISK+LASER%22&RS=%22THIN-DISK+LASER%22 J.R.Beach, E.C.Honea, C.Bibeau, S.A.Payne, H.Powell, W.F.Krupke, S.B.Sutton. High average power scaleable thin-disk laser USA patent 6347109 p.0 (2004)
  2. ↑ http://patft.uspto.gov/netacgi/nph-Parser?Sect1=PTO2&Sect2=HITOFF&p=1&u=%2Fnetahtml%2FPTO%2Fsearch-bool.html&r=13&f=G&l=50&co1=AND&d=PTXT&s1=6347109&OS=6347109&RS=6347109 Beach; Raymond J. (Livermore, CA),, Honea; Eric C. (Sunol, CA), Bibeau; Camille (Dublin, CA), Payne; Stephen A. (Castro Valley, CA), Powell; Howard (Livermore, CA), Krupke; William F. (Pleasanton, CA), Sutton; Steven B. (Manteca, CA). High average power scaleable thin-disk laser USA patent 6347109 p.0 (2002)
  3. ↑ http://www.opticsinfobase.org/abstract.cfm?URI=josab-25-3-338 D.Kouznetsov, J.F.Bisson. Role of undoped cap in the scaling of thin-disk lasers JOSAB 25 p.338–345 (2008)

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