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Submitted on: 16 September 2006.
Revised on: 11 October 2006.
Accepted on: 22 October 2006.
Materials Today Physics
http://reply.papertrans.cn/3/215/21407/21407-13.png
Submitted on: 27 May 2000.
Revised on: 10 June 2000.
Accepted on: 26 June 2000.
Materials Today Physics---ELSEVIER
Submitted on: 11 February 2009.
Revised on: 11 March 2009.
Accepted on: 20 March 2009.
Materials Today Physics
Submitted on: 24 August 2008.
Revised on: 04 October 2008.
Accepted on: 23 October 2008.
Materials Today Physics---ELSEVIER
Submitted on: 03 August 2002.
Revised on: 07 September 2002.
Accepted on: 13 September 2002.
Materials Today Physics
Submitted on: 23 July 2006.
Revised on: 04 August 2006.
Accepted on: 10 August 2006.
Materials Today Physics
Submitted on: 27 August 2000.
Revised on: 18 September 2000.
Accepted on: 06 October 2000.
Materials Today Physics---ELSEVIER
Submitted on: 16 December 2022.
Revised on: 17 January 2023.
Accepted on: 10 February 2023.
Materials Today Physics