Submitted on: 27 July 2011.
Revised on: 22 October 2011.
Accepted on: 11 December 2011.
___________________JOURNAL OF OPTOELECTRONICS AND ADVANCED MATERIALS
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Submitted on: 21 May 2019.
Revised on: 15 September 2019.
Accepted on: 03 October 2019.
___________________JOURNAL OF OPTOELECTRONICS AND ADVANCED MATERIALS
Submitted on: 23 June 2007.
Revised on: 01 September 2007.
Accepted on: 16 September 2007.
___________________JOURNAL OF OPTOELECTRONICS AND ADVANCED MATERIALS
Submitted on: 12 March 2013.
Revised on: 13 April 2013.
Accepted on: 28 May 2013.
___________________JOURNAL OF OPTOELECTRONICS AND ADVANCED MATERIALS
Submitted on: 21 June 2011.
Revised on: 15 October 2011.
Accepted on: 11 December 2011.
___________________JOURNAL OF OPTOELECTRONICS AND ADVANCED MATERIALS