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상세보기
- KISE Journal of Korean Institute of Surface Engineering
- Volume 38(2); 2005
- Article
상세보기
KISE Journal of Korean Institute of Surface Engineering 2005;38(2):83-87. Published online: Nov, 30, -0001
블루사파이어와 루비의 고온산소 화염처리에 의한 색향상
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서울시립대학교 서울주얼리연구센터;서울시립대학교 서울주얼리연구센터;
초록
We enhanced the color of blue sapphires and rubies successfully by using a oxygen-propane torch flame annealing, which had not been employed so far. We confirmed that about 1 mm-thick de-coloring of the corundum samples were available with 60 minutes flam
키워드 Blue sapphire;enhancement;Oxygen torch;Heat treatment;Tone;