Submitted on: 12 September 1999.
Revised on: 16 December 1999.
Accepted on: 06 February 2000.
___________________Journal of the Korean Crystal Growth and Crystal Technology
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Submitted on: 14 February 2024.
Revised on: 11 March 2024.
Accepted on: 04 May 2024.
___________________Journal of the Korean Crystal Growth and Crystal Technology
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