Previous Article Next Article Table of Contents Nature Materials, Vol.4, No.5, 383-387, 2005 DOI10.1038/nmat1377 Export Citation Electro-tunable optical diode based on photonic bandgap liquid-crystal heterojunctions Hwang J, Song MH, Park B, Nishimura S, Toyooka T, Wu JW, Takanishi Y, Ishikawa K, Takezoe H Please enable JavaScript to view the comments powered by Disqus.