Citation: Belokoneva, Elena L.; Stefanovich, Sergey Yu.; Volkov, Anatoly S.; Dimitrova, Olga V.; Mozgova, Alexandra (2024). New nonlinear optical oxyfluoride K2NbO2F3 with strong pseudo-centrosymmetry, obtained by mild hydrothermal synthesis. New Journal of Chemistry, 48, pp. 2569-2575.