Submitted on: 27 April 2011.
Revised on: 12 August 2011.
Accepted on: 01 September 2011.
___________________JAPANESE JOURNAL OF APPLIED PHYSICS
Submitted on: 13 February 2003.
Revised on: 01 June 2003.
Accepted on: 29 July 2003.
___________________JAPANESE JOURNAL OF APPLIED PHYSICS
Submitted on: 03 May 2024.
Revised on: 24 June 2024.
Accepted on: 05 July 2024.
___________________JAPANESE JOURNAL OF APPLIED PHYSICS
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Submitted on: 13 June 2001.
Revised on: 24 September 2001.
Accepted on: 18 November 2001.
___________________JAPANESE JOURNAL OF APPLIED PHYSICS
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