Search Results - "Jung, Dae Yool"

Large-Area Single-Layer MoSe2 and Its van der Waals Heterostructures by Shim, Gi Woong, Yoo, Kwonjae, Seo, Seung-Bum, Shin, Jongwoo, Jung, Dae Yool, Kang, Il-Suk, Ahn, Chi Won, Cho, Byung Jin, Choi, Sung-Yool

“…Layered structures of transition metal dichalcogenides stacked by van der Waals interactions are now attracting the attention of many researchers because they…”
Get full text

Improved Electrical Contact Properties of MoS2‐Graphene Lateral Heterostructure by Hong, Woonggi, Shim, Gi Woong, Yang, Sang Yoon, Jung, Dae Yool, Choi, Sung‐Yool

“…2D materials have been extensively investigated in view of their excellent electrical/optical properties, with particular attention directed at the fabrication…”
Get full text

Synergetic electrode architecture for efficient graphene-based flexible organic light-emitting diodes by Lee, Jaeho, Han, Tae-Hee, Park, Min-Ho, Jung, Dae Yool, Seo, Jeongmin, Seo, Hong-Kyu, Cho, Hyunsu, Kim, Eunhye, Chung, Jin, Choi, Sung-Yool, Kim, Taek-Soo, Lee, Tae-Woo, Yoo, Seunghyup

“…Graphene-based organic light-emitting diodes (OLEDs) have recently emerged as a key element essential in next-generation displays and lighting, mainly due to…”
Get full text

Observation of Ultrafast Carrier Dynamics and Phonon Relaxation of Graphene from the Deep-Ultraviolet to the Visible Region by Oum, Kawon, Lenzer, Thomas, Scholz, Mirko, Jung, Dae Yool, Sul, Onejae, Cho, Byung Jin, Lange, Jens, Müller, Andreas

“…We investigated the ultrafast carrier dynamics and phonon relaxation of CVD-grown monolayer and 9-layer graphene on a quartz substrate. Excitation was…”
Get full text

Healing Graphene Defects Using Selective Electrochemical Deposition: Toward Flexible and Stretchable Devices by Yoon, Taeshik, Kim, Jae-Han, Choi, Jun Hyung, Jung, Dae Yool, Park, Ick-Joon, Choi, Sung-Yool, Cho, Nam Sung, Lee, Jeong-Ik, Kwon, Young-Duck, Cho, Seungmin, Kim, Taek-Soo

“…Graphene produced by chemical-vapor-deposition inevitably has defects such as grain boundaries, pinholes, wrinkles, and cracks, which are the most significant…”
Get full text

Carrier injection efficiencies and energy level alignments of multilayer graphene anodes for organic light-emitting diodes with different hole injection layers by Kim, Ji-Hoon, Seo, Jaewon, Kwon, Dae-Gyeon, Hong, Jong-Am, Hwang, Joohyun, Choi, Hong Kyw, Moon, Jaehyun, Lee, Jeong-Ik, Jung, Dae Yool, Choi, Sung-Yool, Park, Yongsup

“…The carrier injection efficiencies of organic light-emitting diodes with a multilayer graphene (MLG) anode were compared for different hole injection layers…”
Get full text

Pyridinic-N-Doped Graphene Paper from Perforated Graphene Oxide for Efficient Oxygen Reduction by Bang, Gyeong Sook, Shim, Gi Woong, Shin, Gwang Hyuk, Jung, Dae Yool, Park, Hamin, Hong, Won G, Choi, Jinseong, Lee, Jaeseung, Choi, Sung-Yool

“…We report a simple approach to fabricate a pyridinic-N-doped graphene film (N-pGF) without high-temperature heat treatment from perforated graphene oxide…”
Get full text

Flexible and Transparent Thin-Film Transistors Based on Two-Dimensional Materials for Active-Matrix Display by Park, Hamin, Oh, Dong Sik, Lee, Khang June, Jung, Dae Yool, Lee, Seunghee, Yoo, Seunghyup, Choi, Sung-Yool

“…Two-dimensional (2D) materials have attracted significant attention because of their outstanding electrical, mechanical, and optical characteristics. Because…”
Get full text

Improved Electrical Contact Properties of MoS 2 ‐Graphene Lateral Heterostructure by Hong, Woonggi, Shim, Gi Woong, Yang, Sang Yoon, Jung, Dae Yool, Choi, Sung‐Yool

“…Abstract 2D materials have been extensively investigated in view of their excellent electrical/optical properties, with particular attention directed at the…”
Get full text

Laser-Induced Solid-Phase Doped Graphene by Choi, Insung, Jeong, Hu Young, Jung, Dae Yool, Byun, Myunghwan, Choi, Choon-Gi, Hong, Byung Hee, Choi, Sung-Yool, Lee, Keon Jae

“…There have been numerous efforts to improve the performance of graphene-based electronic devices by chemical doping. Most studies have focused on gas-phase…”
Get full text

Metal-Etching-Free Direct Delamination and Transfer of Single-Layer Graphene with a High Degree of Freedom by Yang, Sang Yoon, Oh, Joong Gun, Jung, Dae Yool, Choi, HongKyw, Yu, Chan Hak, Shin, Jongwoo, Choi, Choon-Gi, Cho, Byung Jin, Choi, Sung-Yool

“…A method of graphene transfer without metal etching is developed to minimize the contamination of graphene in the transfer process and to endow the transfer…”
Get full text

Multilayer Graphene with a Rippled Structure as a Spacer for Improving Plasmonic Coupling by Lee, Khang June, Kim, Daewon, Jang, Byung Chul, Kim, Da-Jin, Park, Hamin, Jung, Dae Yool, Hong, Woonggi, Kim, Tae Keun, Choi, Yang-Kyu, Choi, Sung-Yool

“…The plasmonic coupling, the enhanced electromagnetic field occurring through a uniform and small separation between metallic particles, is required for better…”
Get full text

Large-Area Single-Layer MoSe 2 and Its van der Waals Heterostructures by Shim, Gi Woong, Yoo, Kwonjae, Seo, Seung-Bum, Shin, Jongwoo, Jung, Dae Yool, Kang, Il-Suk, Ahn, Chi Won, Cho, Byung Jin, Choi, Sung-Yool

Get full text

Graphene: Metal-Etching-Free Direct Delamination and Transfer of Single-Layer Graphene with a High Degree of Freedom (Small 2/2015) by Yang, Sang Yoon, Oh, Joong Gun, Jung, Dae Yool, Choi, HongKyw, Yu, Chan Hak, Shin, Jongwoo, Choi, Choon-Gi, Cho, Byung Jin, Choi, Sung-Yool

“…A novel transfer process with an elastomeric stamp is described on page 175 by S.‐Y. Choi and co‐workers. It includes the metal‐etching free, direct…”
Get full text

Interface engineering for high performance graphene electronic devices by Jung, Dae Yool, Yang, Sang Yoon, Park, Hamin, Shin, Woo Cheol, Oh, Joong Gun, Cho, Byung Jin, Choi, Sung-Yool

“…A decade after the discovery of graphene flakes, exfoliated from graphite, we have now secured large scale and high quality graphene film growth technology via…”
Get full text

Two-dimensional sheet resistance model for polycrystalline graphene with overlapped grain boundaries by Min, Sung Yoon, Cho, Changsoon, Shim, Gi Woong, Park, Ick-Joon, Jung, Dae Yool, Woo, Youngjun, Lee, Jung-Yong, Choi, Sung-Yool

“…[Display omitted] •Two-dimensional sheet resistance and mobility equations for graphene are proposed.•Overlapped grain boundaries prevent the increase of sheet…”
Get full text