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A tale of two dimensionalities

Excitonic states with hybrid dimensionality in layered silicon diphosphide exhibit interesting features such as linearly dichroic photoluminescence and unusually strong exciton–phonon coupling.

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Fig. 1: Schematic crystalline structure and band structure of SiP2.


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Correspondence to Matthieu Fortin-Deschênes or Fengnian Xia.

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Fortin-Deschênes, M., Xia, F. A tale of two dimensionalities. Nat. Mater. 21, 735–736 (2022).

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