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This article is copyrighted as indicated in the article. Reuse of AAPT content is subject to the terms at: http://scitation.aip.org/termsconditions. Downloaded to IP:129.132.113.38 On: Thu, 16 Oct 2014 08:18:59
This article is copyrighted as indicated in the article. Reuse of AAPT content is subject to the terms at: http://scitation.aip.org/termsconditions. Downloaded to IP:129.132.113.38 On: Thu, 16 Oct 2014 08:18:59
This article is copyrighted as indicated in the article. Reuse of AAPT content is subject to the terms at: http://scitation.aip.org/termsconditions. Downloaded to IP:129.132.113.38 On: Thu, 16 Oct 2014 08:18:59
This article is copyrighted as indicated in the article. Reuse of AAPT content is subject to the terms at: http://scitation.aip.org/termsconditions. Downloaded to IP:129.132.113.38 On: Thu, 16 Oct 2014 08:18:59
This article is copyrighted as indicated in the article. Reuse of AAPT content is subject to the terms at: http://scitation.aip.org/termsconditions. Downloaded to IP:129.132.113.38 On: Thu, 16 Oct 2014 08:18:59
This article is copyrighted as indicated in the article. Reuse of AAPT content is subject to the terms at: http://scitation.aip.org/termsconditions. Downloaded to IP:129.132.113.38 On: Thu, 16 Oct 2014 08:18:59
This article is copyrighted as indicated in the article. Reuse of AAPT content is subject to the terms at: http://scitation.aip.org/termsconditions. Downloaded to IP:129.132.113.38 On: Thu, 16 Oct 2014 08:18:59
This article is copyrighted as indicated in the article. Reuse of AAPT content is subject to the terms at: http://scitation.aip.org/termsconditions. Downloaded to IP:129.132.113.38 On: Thu, 16 Oct 2014 08:18:59
This article is copyrighted as indicated in the article. Reuse of AAPT content is subject to the terms at: http://scitation.aip.org/termsconditions. Downloaded to IP:129.132.113.38 On: Thu, 16 Oct 2014 08:18:59
