Coherent electron focusing with quantum point contacts in a two-dimensional electron gas by H. van Houten and others 2026-10-20
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Physical Review B 39,8556–8575. Institutional record: research.rug.nl/en/publications/coherent-electron-focusing-with-quantum-point-contacts-in-a-two-d/ . Ballistic focusing with point-contact injection and detection.
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