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Dendritic growth of trigonal and square bipyramidal structures of LiTaO ₃ nanocrystallites, of 19–30 nm size, was observed when 1.5Li ₂ O–2B ₂ O ₃ –0.5Ta ₂ O ₅ glasses were subjected to controlled heat treatment between 530 °C and 560 °C/3 h.
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Jaschin et al. (2015) studied this question.
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