Young Joon Hong

Prof. Young Joon Hong

Department of Nanotechnology and Advanced Materials Engineering, Sejong University, Neungdong-Ro 209, Gwangjin-Gu, Seoul 05006, Korea

Research Focus & Metrics

Academic Career Length

21Years (2006-Present)

(Calculated once Scilit publication data is synced: current year − year of first publication + 1)

Representative Publications

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1 February 2023 in Nature
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Journal Article
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JSJiho Shin
Jiho Shin
HKHyunseok Kim
Hyunseok Kim
SSSuresh Sundaram
Suresh Sundaram
JJJunseok Jeong
Junseok Jeong
BPBo-In Park
Bo-In Park
JKJeehwan Kim
Jeehwan Kim

3 June 2011 in Advanced Materials
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Journal Article
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Young Joon HongYoung Joon Hong
Young Joon Hong
CLChul‐Ho Lee
Chul‐Ho Lee
AYAram Yoon
Aram Yoon
MKMiyoung Kim
Miyoung Kim
HSHan‐Kyu Seong
Han‐Kyu Seong
GYGyu-Chul Yi
Gyu-Chul Yi

8 September 2011 in Advanced Materials
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Journal Article
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CLChul‐Ho Lee
Chul‐Ho Lee
YKYong‐Jin Kim
Yong‐Jin Kim
Young Joon HongYoung Joon Hong
Young Joon Hong
SJSeong‐Ran Jeon
Seong‐Ran Jeon
SBSukang Bae
Sukang Bae
GYGyu-Chul Yi
Gyu-Chul Yi

1 April 2008 in ACS Nano
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Journal Article
Closed access
HJHye Seong Jung
Hye Seong Jung
Young Joon HongYoung Joon Hong
Young Joon Hong
YLYirui Li
Yirui Li
JCJeonghui Cho
Jeonghui Cho
YKYong-Jin Kim
Yong-Jin Kim
GYGyu-Chul Yi
Gyu-Chul Yi

18 July 2017 in ACS Sustainable Chemistry & Engineering
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Journal Article
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HKHyeong Jin Kim
Hyeong Jin Kim
SISungjin Im
Sungjin Im
JKJong Chan Kim
Jong Chan Kim
WHWon G. Hong
Won G. Hong
KSKoo Shin
Koo Shin
Young Joon HongYoung Joon Hong
Young Joon Hong

5 June 2020 in Science Advances
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JJJunseok Jeong
Junseok Jeong
QWQingxiao Wang
Qingxiao Wang
JCJanghwan Cha
Janghwan Cha
DJDae Kwon Jin
Dae Kwon Jin
DSDong Hoon Shin
Dong Hoon Shin
Young Joon HongYoung Joon Hong
Young Joon Hong
There have been rapidly increasing demands for flexible lighting apparatus, and micrometer-scale light-emitting diodes (LEDs) are regarded as one of the promising lighting sources for deformable device applications. Herein, we demonstrate a method of creating a deformable LED, based on remote heteroepitaxy of GaN microrod (MR) p-n junction arrays on c-Al2O3 wafer across graphene. The use of graphene allows the transfer of MR LED arrays onto a copper plate, and spatially separate MR arrays offer ideal device geometry suitable for deformable LED in various shapes without serious device performance degradation. Moreover, remote heteroepitaxy also allows the wafer to be reused, allowing reproducible production of MR LEDs using a single substrate without noticeable device degradation. The remote heteroepitaxial relation is determined by high-resolution scanning transmission electron microscopy, and the density functional theory simulations clarify how the remote heteroepitaxy is made possible through graphene.