![Coherent electron focusing with quantum point contacts in a two-dimensional electron gas]()
Coherent electron focusing with quantum point contacts in a two-dimensional electron gasvan Houten, H.; Beenakker, C. W. J.; Williamson, J. G.; Broekaart, M. E. I.; van Loosdrecht, P. H. M.; van Wees, B. J.; Mooij, J. E.; Foxon, C. T.; Harris, J. J. · Physical Review B · 1989