Charge-neutral electrons are odd — except when they’re even

Nature
by Andrew P. Higginbotham
February 13, 2026
Electrons can seem electrically neutral in some devices. Neutral states can be distinguished in real time by a measure of their electron pairing called odd or even parity. Electrons can seem electrically neutral in some devices. Neutral states can be distinguished in real time by a measure of their electron pairing called odd or even parity.
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scienceresearch
Originally published on Nature on 2/13/2026