Effect of electron blocking layer on efficiency droop in InGaN/GaN multiple quantum well light-emitting diodes

Sangheon Han, Dong-Yul Lee, Sang‐Jun Lee, +7

Applied Physics Letters

Electrical EngineeringSolid-state LightingEngineeringHole Injection EfficiencyInjection Current Density +10

Comparison of InGaN-Based LEDs Grown on Conventional Sapphire and Cone-Shape-Patterned Sapphire Substrate

Jae‐Ho Lee, Dong-Yul Lee, Bang‐Won Oh, +1

IEEE Transactions on Electron Devices

Wide-bandgap SemiconductorOptical MaterialsEngineeringSapphire SubstrateOptoelectronic Devices +20

Surface plasmon-enhanced light-emitting diodes using silver nanoparticles embedded in p-GaN

Chu‐Young Cho, Min‐Ki Kwon, Sang‐Jun Lee, +5

Nanotechnology

PlasmonicsElectrical EngineeringSolid-state LightingEngineeringSilver Nanoparticles +9

pH-responsive aqueous/LC interfaces using SGLCP-b-polyacrylic acid block copolymers

Dong-Yul Lee, Jungmin Seo, Waliullah Khan, +3

Soft Matter

Macromolecular ChemistryEngineeringSmart PolymerResponsive PolymersChemistry +17

A mobile-display-driver IC embedding a capacitive-touch-screen controller system

Hyoung-Rae Kim, Yoon-Kyung Choi, Sanho Byun, +12

EngineeringDisplay-driver IcDisplay TechnologyMobile-display-driver IcTouch User Interface +6

Improvement of efficiency droop in InGaN/GaN multiple quantum well light-emitting diodes with trapezoidal wells

Sangheon Han, Dong-Yul Lee, Hyunwook Shim, +6

Journal of Physics D Applied Physics

SemiconductorsPhotonicsElectrical EngineeringIngan/gan Multiple QuantumEngineering +13

Improvement of efficiency and electrical properties using intentionally formed V-shaped pits in InGaN/GaN multiple quantum well light-emitting diodes

Sangheon Han, Dong-Yul Lee, Hyunwook Shim, +5

Applied Physics Letters

SemiconductorsElectrical EngineeringElectronic DevicesReverse VoltageEngineering +12

Three-dimensional evaluation of soft tissue change gradients after mandibular setback surgery in skeletal Class III malocclusion

Yong‐Kyu Lim, Eun-Hye Chu, Dong-Yul Lee, +2

The Angle Orthodontist

Thickness Dependence of Properties of ZnO Thin Films on Porous Silicon Grown by Plasma-assisted Molecular Beam Epitaxy

Min Su Kim, Kwang Gug Yim, Jae‐Young Leem, +5

Journal of the Korean Physical Society

Materials ScienceEpitaxial GrowthThickness DependenceEngineeringNanotechnology +7

Effects of cooling rate and post-heat treatment on properties of ZnO thin films deposited by sol–gel method

Min Su Kim, Kwang Gug Yim, Dong-Yul Lee, +4

Applied Surface Science

Materials ScienceEngineeringNanomaterialsOxide ElectronicsApplied Physics +6