Revelation of causes of colour change in beryllium-treated sapphires

• المؤلفون الرئيسيون: Pichet Limsuwan, Siwaporn Meejoo, Asanee Somdee, Kheamrutai Thamaphat, Treedej Kittiauchawal, Atitaya Siripinyanond, Jurek Krzystck
• مؤلفون آخرون: King Mongkuts University of Technology Thonburi
• التنسيق: مقال
• منشور في: 2018
• الموضوعات: Physics and Astronomy
• الوصول للمادة أونلاين: https://repository.li.mahidol.ac.th/handle/123456789/19893
• المؤسسة: Mahidol University

Blue sapphires are treated with Be in oxidizing atmosphere to change the blue colour into yellow. Untreated and Be-treated samples are examined using laser ablation inductively coupled-plasma-mass spectrometry (LA-ICP-MS), electron spin resonance (ESR) and ultraviolet-visible (UV-vis) spectroscopy....