Circularly Polarized Near-Field Optical Mapping of Spin-Resolved Quantum Hall Chiral Edge States Mamyouda, Syuhei ; Ito, Hironori ; Shibata, Yusuke ; Kashiwaya, Satoshi ; Yamaguchi, Masumi ; Akazaki, Tatsushi ; Tamura, Hiroyuki ; Ootuka, Youiti ; Nomura, Shintaro Abstract Publication: Nano Letters Pub Date: April 2015 DOI: 10.1021/nl504767w Bibcode: 2015NanoL..15.2417M