# Functional Chalcogenide Na<sub>2</sub>HgSn<sub>2</sub>Se<sub>6</sub> and K<sub>2</sub>MnGe<sub>2</sub>Se<sub>6</sub> Exhibiting Flexible Chain Structure and Intriguing Birefringence Tunability

> Research article (Inorganic Chemistry, 2020) · cited 16× · AI/ML

**Wikidata**: [openalex:W3025313368](https://www.wikidata.org/wiki/openalex:W3025313368)  
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