http://reply.papertrans.cn/2/185/18468/18468-11.png
Submitted on: 28 May 2008.
Revised on: 03 September 2008.
Accepted on: 03 October 2008.
___________________Journal of Optics-India---SPRINGER INDIA
Submitted on: 29 May 2009.
Revised on: 15 July 2009.
Accepted on: 26 August 2009.
___________________Journal of Optics-India---SPRINGER INDIA
http://reply.papertrans.cn/2/185/18468/18468-14.png
http://reply.papertrans.cn/2/185/18468/18468-15.png
http://reply.papertrans.cn/2/185/18468/18468-16.png
http://reply.papertrans.cn/2/185/18468/18468-17.png
http://reply.papertrans.cn/2/185/18468/18468-18.png
Submitted on: 14 August 2005.
Revised on: 26 October 2005.
Accepted on: 22 December 2005.
___________________Journal of Optics-India---SPRINGER INDIA
http://reply.papertrans.cn/2/185/18468/18468-20.png