Optical Diode Action from Axially Asymmetric Nonlinearity in an All-Carbon Solid-State Device Anand, Benoy ; Podila, Ramakrishna ; Lingam, Kiran ; Krishnan, S. R. ; Siva Sankara Sai, S. ; Philip, Reji ; Rao, Apparao M. Abstract Publication: Nano Letters Pub Date: December 2013 DOI: 10.1021/nl403366d Bibcode: 2013NanoL..13.5771A