Abstract
The paper presents the results of growth and spectroscopic study of chromium doped melilite - Ca2(MgxAlySi1−x−y)3O7. Melilite is isomorphic solid solution between akermanite - Ca2MgSi2O7 and gehlenite - Ca2Al2SiO7 [1]. The melilite crystals with varied composition from Ca2MgSi2O7 to Ca2Al2SiO7 were grown by floating zone method in air atmosphere. The growth rate was 4mm/h. The grown crystals were both doped with chromium and undoped. The crystal optical quality essentially improved, while the composition changed from Ca2MgSi2O7 to Ca2Al2SiO7.
© 1991 Optical Society of America
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