How to train a magnet: Excitons as a new knob for magnetic control
June 18, 2026
June 18, 2026
ITHACA, New York, June 18 -- Cornell University posted the following news:
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How to train a magnet: Excitons as a new knob for magnetic control
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Scientists can learn a lot about a quantum material by watching how it responds to light. In magnetic semiconductors, one especially useful messenger is the exciton: a pairing of a negatively charged electron and the positively charged "hole" it leaves behind.
Until now, ex . . .
* * *
How to train a magnet: Excitons as a new knob for magnetic control
*
Scientists can learn a lot about a quantum material by watching how it responds to light. In magnetic semiconductors, one especially useful messenger is the exciton: a pairing of a negatively charged electron and the positively charged "hole" it leaves behind.
Until now, ex . . .