Submitted on: 07 August 1999.
Revised on: 03 September 1999.
Accepted on: 23 September 1999.
Progress in Natural Science-Materials International
http://reply.papertrans.cn/3/255/25434/25434-12.png
Submitted on: 21 January 2022.
Revised on: 19 February 2022.
Accepted on: 13 March 2022.
Progress in Natural Science-Materials International
Submitted on: 16 February 2021.
Revised on: 12 March 2021.
Accepted on: 22 March 2021.
Progress in Natural Science-Materials International
http://reply.papertrans.cn/3/255/25434/25434-15.png
Submitted on: 28 November 2017.
Revised on: 25 December 2017.
Accepted on: 11 January 2018.
Progress in Natural Science-Materials International
http://reply.papertrans.cn/3/255/25434/25434-17.png
http://reply.papertrans.cn/3/255/25434/25434-18.png
Submitted on: 10 April 2009.
Revised on: 20 April 2009.
Accepted on: 28 April 2009.
Progress in Natural Science-Materials International
http://reply.papertrans.cn/3/255/25434/25434-20.png