Improved light output of AlGaInP-based micro-light emitting diode using distributed Bragg reflector
Lee, Sang-Youl, Moon, Ji Hyung, Moon, Yong-Tae, Kim, Chung Song, Park, Sunwoo, Oh, Jeong-Tak, Jeong, Hwan-Hee, Seong, Tae-Yeon, Amano, Hiroshi
Published in IEEE photonics technology letters (01.04.2020)
Published in IEEE photonics technology letters (01.04.2020)
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Journal Article
Damage-Free Plasma Etching to Enhance Performance of AlGaInP-Based Micro-Light Emitting Diode
Lee, Sang-Youl, Lee, Eunduk, Moon, Ji-Hyung, Choi, Byoungjun, Oh, Jeong-Tak, Jeong, Hwan-Hee, Seong, Tae-Yeon, Amano, Hiroshi
Published in IEEE photonics technology letters (01.09.2020)
Published in IEEE photonics technology letters (01.09.2020)
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Journal Article
Substrate Effects on the Electrical Properties in GaN-Based High Electron Mobility Transistors
Chang, Sung-Jae, Cho, Kyu-Jun, Lee, Sang-Youl, Jeong, Hwan-Hee, Lee, Jae-Hoon, Jung, Hyun-Wook, Bae, Sung-Bum, Choi, Il-Gyu, Kim, Hae-Cheon, Ahn, Ho-Kyun, Lim, Jong-Won
Published in Crystals (Basel) (01.11.2021)
Published in Crystals (Basel) (01.11.2021)
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Journal Article
Improving Emission Uniformity of InGaN/GaN-Based Vertical LEDs by Using Reflective ITO/Ag n-Contact
Yum, Woong-Sun, Koo, Ji-Hyun, Lee, Dae-Hee, Kim, Young-Hoon, Jeong, Young-Kyu, Jung, Se-Yeon, Lee, Sang-Youl, Jeong, Hwan-Hee, Seong, Tae-Yeon
Published in Electronics (Basel) (19.04.2021)
Published in Electronics (Basel) (19.04.2021)
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Journal Article
Light output performance of red AlGaInP-based light emitting diodes with different chip geometries and structures
Oh, Jeong-Tak, Lee, Sang-Youl, Moon, Yong-Tae, Moon, Ji Hyung, Park, Sunwoo, Hong, Ki Yong, Song, Ki Young, Oh, Chanhyoung, Shim, Jong-In, Jeong, Hwan-Hee, Song, June-O, Amano, Hiroshi, Seong, Tae-Yeon
Published in Optics express (30.04.2018)
Published in Optics express (30.04.2018)
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Journal Article
Improved angular color uniformity and hydrothermal reliability of phosphor-converted white light-emitting diodes by using phosphor sedimentation
Kim, Won Jung, Kim, Taek Kyun, Kim, Sung Ho, Yoon, Suk Bum, Jeong, Hwan-Hee, Song, June-O, Seong, Tae-Yeon
Published in Optics express (29.10.2018)
Published in Optics express (29.10.2018)
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Journal Article
High efficiency ultraviolet GaN-based vertical light emitting diodes on 6-inch sapphire substrate using ex-situ sputtered AlN nucleation layer
Oh, Jeong-Tak, Moon, Yong-Tae, Kang, Dae-Sung, Park, Chan-Keun, Han, Jae-Woong, Jung, Myung-Hoon, Sung, Youn-Joon, Jeong, Hwan-Hee, Song, June-O, Seong, Tae-Yeon
Published in Optics express (05.03.2018)
Published in Optics express (05.03.2018)
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Journal Article
Epitaxially grown GaN thin-film SAW filter with high velocity and low insertion loss
Lee, Suk-Hun, Jeong, Hwan-Hee, Bae, Sung-Bum, Choi, Hyun-Chul, Lee, Jung-Hee, Lee, Yong-Hyun
Published in IEEE transactions on electron devices (01.03.2001)
Published in IEEE transactions on electron devices (01.03.2001)
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Journal Article
Using Self-Aligned Si Barrier to Enhance the Contrast Ratio and Performance of Pixelated Light Emitting Diode for Vehicle Headlamp
Lee, Sang-Youl, Kim, Doyub, Kang, Kiman, Lee, Eunduk, Jo, Yoomin, Jung, Se-Yeon, Oh, Jeong Tak, Jeong, Hwan-Hee, Seong, Tae-Yeon
Published in ECS journal of solid state science and technology (01.04.2021)
Published in ECS journal of solid state science and technology (01.04.2021)
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Journal Article
Using Ag Sinter Paste to Improve the Luminous Flux and Reliability of InGaN-Based LED Package for Commercial Vehicle Daytime Running Light
Kim, Ho-Young, Lee, Jae moon, Kang, Kyoung Mo, Lee, Jong Woo, moon, Young Min, Oh, Jeong Tak, Jeong, Hwan-Hee, Park, Kwang Ho, Seong, Tae-Yeon
Published in ECS journal of solid state science and technology (01.01.2021)
Published in ECS journal of solid state science and technology (01.01.2021)
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Journal Article
Using SiO2-Based Distributed Bragg Reflector to Improve the Performance of AlGaInP-Based Red Micro-Light Emitting Diode
Lee, Sang-Youl, Moon, Ji Hyung, Moon, Yong-Tae, Choi, Byoungjun, Oh, Jeong-Tak, Jeong, Hwan-Hee, Seong, Tae-Yeon, Amano, Hiroshi
Published in ECS journal of solid state science and technology (19.02.2020)
Published in ECS journal of solid state science and technology (19.02.2020)
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Journal Article
Improvement in the Reliability of AlGaInP-Based Light-Emitting Diode Package Using Optimal Silicone and Leadframe Structure
Kim, Ho-Young, Lee, Jong Woo, Moon, Young Min, Oh, Jeong Tak, Jeong, Hwan-Hee, Song, June-O, Seong, Tae-Yeon, Kneissl, Michael, Amano, Hiroshi
Published in ECS journal of solid state science and technology (2020)
Published in ECS journal of solid state science and technology (2020)
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Journal Article
Heavy Mg Doping to Form Reliable Rh Reflective Ohmic Contact for 278 nm Deep Ultraviolet AlGaN-Based Light-Emitting Diodes
Lee, Sang-Youl, Han, Dae-Seob, Lee, Yong-Gyeong, Choi, Kwang-Ki, Oh, Jeong-Tak, Jeong, Hwan-Hee, Seong, Tae-Yeon, Amano, Hiroshi
Published in ECS journal of solid state science and technology (06.08.2020)
Published in ECS journal of solid state science and technology (06.08.2020)
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Journal Article
Effect of the Surface Morphology of Plated Printed Circuit Board on the Reliability of LED Packages
Kim, Ho-Young, Kim, Min Su, Song, Yong Seon, Lee, Kwang Hee, Oh, Jeong Tak, Park, Kwang Ho, Jeong, Hwan-Hee, Seong, Tae-Yeon
Published in ECS journal of solid state science and technology (07.08.2020)
Published in ECS journal of solid state science and technology (07.08.2020)
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Journal Article
Improved Reliability of 278 nm Deep Ultraviolet AlGaN-Based Flip-Chip Light Emitting Diodes by Using ITO/Al Contact
Yum, Woong-Sun, Lee, Sang-Youl, Lim, Hyun-Soo, Choi, Rak-Jun, Oh, Jeong-Tak, Jeong, Hwan-Hee, Seong, Tae-Yeon
Published in ECS journal of solid state science and technology (01.04.2021)
Published in ECS journal of solid state science and technology (01.04.2021)
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Journal Article
Performance Comparison of InGaN-Based Phosphor Converted and AlGaInP-Based Red Light-Emitting Diode Packages for Vehicle Rear Fog Lamps
Kim, Ho-Young, Kang, Kyoung Mo, Lee, Jae moon, Choi, Kwang-Ki, Oh, Jeong Tak, Jeong, Hwan-Hee, Seong, Tae-Yeon
Published in ECS journal of solid state science and technology (29.05.2020)
Published in ECS journal of solid state science and technology (29.05.2020)
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Journal Article
Improved Leakage and Output Characteristics of Pixelated LED Array for Headlight application
Lee, Sang-Youl, Kang, Kiman, Lee, Eunduk, Jo, Yoomin, Kim, Doyub, Oh, Jeong-Tak, Jeong, Hwan-Hee, Seong, Tae-Yeon, Amano, Hiroshi
Published in ECS journal of solid state science and technology (29.04.2020)
Published in ECS journal of solid state science and technology (29.04.2020)
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Journal Article