Previous Article Next Article Table of Contents Advanced Materials, Vol.26, No.19, 3019-3023, 2014 DOI10.1002/adma.201305684 Export Citation Variable-Color Light-Emitting Diodes Using GaN Microdonut arrays Tchoe Y, Jo J, Kim M, Heo J, Yoo G, Sone C, Yi GC Keywords:light-emitting diodes;nanostructure;multicolor;quantum well;and indium gallium nitride Please enable JavaScript to view the comments powered by Disqus.