Color-tuning Colourful chip-scale microLED displays Making monolithic integrated systems with GaN Chip-scale GaN integration Strain-Induced Spectral Red-Shifting from Nanoscale Frustum Arrays Fabricated over InGaN/GaN Quantum Wells for Light-Emitting Applications InGaN RGB Light-Emitting Diodes With Monolithically Integrated Photodetectors for Stabilizing Color Chromaticity Explaining relative spectral red shifts in InGaN/GaN micropillars Monolithic Broadband InGaN Light-Emitting Diode Color-Tunable and Phosphor-Free White-Light Multilayered Light-Emitting Diodes Plasmonically enhanced quantum-dot white-light InGaN light-emitting diode Design of vertically-stacked polychromatic light-emitting diodes Polychromatic light-emitting diodes with a fluorescent nanosphere opal coating Spectral conversion with fluorescent microspheres for light emitting diodes