Media type: E-Article Title: Large magnetic depopulation of multiple parallel ballistic point contacts with circulating channels Contributor: Hirayama, Y.; Saku, T. imprint: American Physical Society (APS), 1990 Published in: Physical Review B Language: English DOI: 10.1103/physrevb.42.11408 ISSN: 0163-1829; 1095-3795 Origination: Footnote: