Submitted on: 26 October 1998.
Revised on: 14 January 1999.
Accepted on: 13 February 1999.
___________________INTERNATIONAL JOURNAL OF PHOTOENERGY
Submitted on: 22 December 2008.
Revised on: 05 April 2009.
Accepted on: 21 April 2009.
___________________INTERNATIONAL JOURNAL OF PHOTOENERGY
Submitted on: 09 August 2022.
Revised on: 06 October 2022.
Accepted on: 06 November 2022.
___________________INTERNATIONAL JOURNAL OF PHOTOENERGY
Submitted on: 28 March 2007.
Revised on: 20 June 2007.
Accepted on: 31 July 2007.
___________________INTERNATIONAL JOURNAL OF PHOTOENERGY
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