most citedAnomalous excitonic phase diagram in band-gap-tuned Ta2Ni(Se,S)5

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cond-mat.str-el2023★ 21 cited

Anomalous excitonic phase diagram in band-gap-tuned Ta2Ni(Se,S)5

Cheng Chen, Weichen Tang, Xiang Chen +17

During a band-gap-tuned semimetal-to-semiconductor transition, Coulomb attraction between electrons and holes can cause spontaneously formed excitons near the zero-band-gap point,…