Hexameric poly-fluoroberyllophosphate Na<sub>4</sub>Be<sub>2</sub>PO<sub>4</sub>F<sub>5</sub> with moderate birefringence and deep-ultraviolet transmission as a potential zero-order-waveplate crystal
Yuanyu Yang, Yao Guo, Yi-Gang Chen, Xiwei Hu, Xia Zhang, Xian‐Ming Zhang, Xian-Ming Zhang, Xian-Ming Zhang
Abstract
Na 4 Be 2 PO 4 F 5 features novel [Be 4 P 2 O 8 F 10 ] hexameric isolated groups, caused due to a cut-off effect from F atoms, and it is an optimal choice to act as a deep-UV zero-order waveplate material.
Topics & Concepts
BirefringenceWaveplateUltravioletZero orderOrder (exchange)Zero (linguistics)CrystallographyMaterials scienceChemistryOpticsPhysicsFirst orderMathematicsLaserEconomicsApplied mathematicsLinguisticsPhilosophyFinanceCrystal Structures and PropertiesInorganic Fluorides and Related CompoundsLuminescence Properties of Advanced Materials