Search Results - "Kim, Gyeong Heon"

High hole mobility hole transport material for organic light-emitting devices by Huh, Dal Ho, Kim, Gyeong Woo, Kim, Gyeong Heon, Kulshreshtha, Chandramouli, Kwon, Jang Hyuk

“…•A new hole-transporting material (TPDI) for OLED applications.•A proper HOMO level (5.3eV) and high hole mobility (6.14×10−3cm2/Vs) of TPDI.•>1.0V driving…”
Get full text

Thermally Activated Delayed Fluorescence Behavior Investigation in the Different Polarity Acceptor and Donor Molecules by Im, Joon Beom, Lampande, Raju, Kim, Gyeong Heon, Lee, Ju Young, Kwon, Jang Hyuk

“…To investigate the influence of intramolecular charge transfer (CT) characteristics, rigidity, and polarity of a molecule on photophysical properties, we…”
Get full text

High efficiency red top-emitting micro-cavity organic light emitting diodes by Park, Mi Jin, Kim, Gyeong Heon, Son, Young Hoon, Bae, Hyeong Woo, Kong, Ji Hoon, Kwon, Jang Hyuk

“…In this study, we present optical simulation versus real fabricated device results in the micro-cavity red top-emitting organic light emitting diodes…”
Get full text

Device performances of third order micro-cavity green top-emitting organic light emitting diodes by Park, Mi Jin, Son, Young Hoon, Kim, Gyeong Heon, Lampande, Raju, Bae, Hyeong Woo, Pode, Ramchandra, Lee, Yoon Kyoo, Song, Won Jun, Kwon, Jang Hyuk

“…[Display omitted] •Providing device performances on third order green micro-cavity top-emitting OLEDs.•Third order micro-cavity top-emitting OLEDs with various…”
Get full text

Proficient electron injection lithium complexes designed by molecular energy calculation for high performance OLEDs by Kong, Ji Hoon, Kim, Gyeong Woo, Lampande, Raju, Kim, Gyeong Heon, Park, Mi Jin, Bae, Hyeong Woo, Kwon, Jang Hyuk

“…[Display omitted] •Molecular simulations of anion formation energy and lithium binding energy are performed.•Correlation between molecular calculation and…”
Get full text

Highly Efficient Bipolar Host Materials with Indenocarbazole and Pyrimidine Moieties for Phosphorescent Green Light-Emitting Diodes by Kim, Gyeong Heon, Lampande, Raju, Park, Mi Jin, Bae, Hyeong Woo, Kong, Ji Hoon, Kwon, Jang Hyuk, Park, Jung Hwan, Park, Yong Wook, Song, Choong Eui

“…In this paper, we report bipolar host materials, 6-(2,6-diphenyl-pyrimidin-4-yl)-12,12-dimethyl-6,12,12′-trihydroindeno[1,2-b]carbazole (DPICz1) and…”
Get full text

Indenocarbazole based bipolar host materials for highly efficient yellow phosphorescent organic light emitting diodes by Kim, Gyeong Heon, Lampande, Raju, Kang, Byoung Yeop, Bae, Hyeong Woo, Lee, Ju Young, Kwon, Jang Hyuk, Park, Jung Hwan

“…We report bipolar host materials with robust indenocarbazole and biphenyl moiety as hole-electron-transporting unit for phosphorescent yellow organic…”
Get full text

45‐4: Approach for Attaining Short Exciton Lifetime in Thermally Activated Delayed Fluorescence Emitters by Lampande, Raju, Kim, Gyeong Heon, Im, Joon Beom, Kim, Kwang Jong, Lee, Ju Young, Kwon, Jang Hyuk

“…We report an approach to achieve short delayed fluorescence exciton lifetime in efficient green and blue thermally activated delayed fluorescence (TADF)…”
Get full text

58-4: Highly Efficient Tandem Organic Lighting Emitting Diodes with Novel Electron Transport Materials by Bae, Hyeong Woo, Lee, Ju Young, Son, Young Hoon, Yang, Hye In, Kim, Gyeong Heon, Kwon, Jang Hyuk

“…We report highly efficient tandem OLEDs with novel electron transporting materials. Our electron transporting materials have very good electron transport and…”
Get full text

45.3: Distinguished Student Paper: High Efficiency Tandem Top-Emitting Organic Light Emitting Diodes by Park, Mi Jin, Kim, Gyeong Heon, Bae, Hyeong Woo, Kong, Ji Hoon, Kwon, Jang Hyuk

“…High efficiencies tandem red and green top‐emitting OLEDs with 98.1cd/A and 196.5cd/A at 1000 cd/m2 brightness are presented. Such excellent performances are…”
Get full text

49.2: A Study on Electron-injecting and Surface-modifying Layer for Transparent Organic Light Emitting Diodes by Kim, Gyeong Woo, Son, Young Hoon, Kim, Gyeong Heon, Kwon, Jang Hyuk

“…We present highly transparent organic light emitting diodes (TOLED) with new transparent cathode structures. This TOLED has ∼71.7% transmittance at 550 nm…”
Get full text

High Efficiency Red Phosphorescent Organic Light Emitting Diodes with Single Quantum Well Structure by Park, Jung Soo, Park, Tae Jin, Jeon, Woo Sik, Kim, Gyeong Heon, Yu, Jae Hyung, Lim, Myung Jin, Kwon, Jang Hyuk

“…We report highly efficient red phosphorescent organic light-emitting diodes with a triplet p-i-n single quantum well (QW) structure. This p-i-n single QW…”
Get full text

9.3: Active-Matrix Organic Light Emitting Diode Using Inverse Staggered Poly-Si TFT with a Center-Offset Gated Structure by Kang, Dong Han, Oh, Jae Hwan, Park, Mi Kyung, Park, Tae Jin, Oh, Beom Seok, Kim, Gyeong Heon, Lee, Eun Ho, Hur, Ji Ho, Jang, Jin, Chang, Young Jin, Choi, Jae Beom, Kim, Chi Woo

“…We have developed a low cost AM backplane using non‐laser polycrystalline silicon (poly‐Si) having inverse staggered TFT. The thin‐film transistors (TFTs) have…”
Get full text