Submitted on: 27 March 2002.
Revised on: 27 April 2002.
Accepted on: 04 May 2002.
Nano Research---TSINGHUA UNIV PRESS
Submitted on: 13 March 2019.
Revised on: 02 April 2019.
Accepted on: 09 April 2019.
Nano Research---TSINGHUA UNIV PRESS
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Submitted on: 22 June 2021.
Revised on: 18 July 2021.
Accepted on: 24 July 2021.
Nano Research---TSINGHUA UNIV PRESS
Submitted on: 03 December 2004.
Revised on: 16 December 2004.
Accepted on: 28 December 2004.
Nano Research
Submitted on: 02 April 2021.
Revised on: 19 April 2021.
Accepted on: 05 May 2021.
Nano Research---TSINGHUA UNIV PRESS
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