Submitted on: 18 July 2001.
Revised on: 14 September 2001.
Accepted on: 06 October 2001.
___________________Advances in Materials Research-An International Journal
Submitted on: 28 February 2007.
Revised on: 07 April 2007.
Accepted on: 25 April 2007.
___________________Advances in Materials Research-An International Journal
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Submitted on: 05 December 2000.
Revised on: 23 February 2001.
Accepted on: 04 April 2001.
___________________Advances in Materials Research-An International Journal
Submitted on: 20 July 2016.
Revised on: 06 September 2016.
Accepted on: 11 October 2016.
___________________Advances in Materials Research-An International Journal
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Submitted on: 21 May 2003.
Revised on: 16 September 2003.
Accepted on: 09 November 2003.
___________________Advances in Materials Research-An International Journal
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