Submitted on: 01 May 2011.
Revised on: 09 August 2011.
Accepted on: 27 August 2011.
___________________AIP Advances---AIP PUBLISHING
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Submitted on: 06 June 2006.
Revised on: 28 July 2006.
Accepted on: 05 September 2006.
___________________AIP Advances---AIP PUBLISHING
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Submitted on: 19 June 2019.
Revised on: 29 September 2019.
Accepted on: 09 November 2019.
___________________AIP Advances---AIP PUBLISHING
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Submitted on: 19 June 2006.
Revised on: 20 July 2006.
Accepted on: 09 August 2006.
___________________AIP Advances---AIP PUBLISHING
Submitted on: 02 January 2012.
Revised on: 22 February 2012.
Accepted on: 06 April 2012.
___________________AIP Advances---AIP PUBLISHING
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