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class=\"wp-block-paragraph\">[1] Topotactic ion exchange in \u03b2-pyrochlore oxide using 18-crown-6: structural incorporation of confined water in (H3O)Os2O6, J. Yamaura, M. Kofu, O. Yamamuro, M. Avdeev, Dalton Trans. 55, 11075 (2026).<\/p>\n\n\n\n<p 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[1] Topotactic ion exchange in \u03b2-pyrochlore oxide using 18-crown-6: structural incorporation of confined water in (H3O)Os2O6, J. Yamaura, M. Kofu, O. Yamamuro, M. 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