Submillimetre sialon crystals: gas-pressure sintering and ordered group substitution-induced enhancement of birefringence and nonlinear optical performance
- 1 January 2026
- journal article
- Published by Royal Society of Chemistry (RSC) in Inorganic Chemistry Frontiers
Abstract
Gas-pressure sintering yields submillimetre BaAl x Si 6− x N 8− x O 1+ x crystals through ordered [AlO]/[SiN] substitution, enhancing birefringence by over twofold and producing SHG intensity >1.5× KDP with a 240 nm UV cutoff.Keywords
Funding Information
- National Key Research and Development Program of China (2023YFA1608804)
- National Natural Science Foundation of China (12204189)
- National Natural Science Foundation of China (22271180)
- National Natural Science Foundation of China (51972203)
- National Natural Science Foundation of China (52502159)
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