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Quantum dots

A new spin on impact ionization

Quantum dots are engineered to use dopant states to achieve substantially enhanced impact ionization, which is potentially useful for light-harvesting applications.

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Fig. 1: Spin-exchange impact ionization in colloidal quantum dots.

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Correspondence to Miri Kazes or Dan Oron.

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Kazes, M., Oron, D. A new spin on impact ionization. Nat. Mater. 22, 939–940 (2023). https://doi.org/10.1038/s41563-023-01617-x

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