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* 2019 [[Highly Cited Researcher]]
[[분류:Highly Cited Researcher]]
== Profile==
* 2007~Present Honorary Scholar Professor of Hanyang University
* 2006~Present Member of the Korean Academy of Science and Technology
* 2004~2016 Head Professor of Electronic Engineering at Hanyang University Graduate School of Engineering
* 2003~Present Professor of Department of Electronic Engineering at Hanyang University College of Engineering
* 1989~2003 Professor of Department of Electrical and Biological Physics at Kwangwoon University
* 1982~1988 Doctor of Science in Physics at State University of New York at Buffalo
* 1980~1981 Master of Science in Physics at Seoul National University
* 1975~1979 Bachelor of Science in Physics at Kyungpook National University
== Research Topics==
* Research on the development and source technology of the Memristive device
* Research on production and performance enhancement of Memory device
* Production, performance enhancement, and network formation of flexible memristor and flexible artificial synaptic device for the realization of AI Hardware
* Research on the development and the source technology of the high-efficiency organic light-emitting device
* Research on production and performance enhancement of fabric-based flexible/wearable organic light-emitting device
* Research on production and performance enhancement of graphene-based light-emitting diode
* Research on production and performance enhancement of energy harvesting device
* Research on source technology for the performance enhancement of flexible high-efficiency solar cell device
* Research on core technology for the development and performance enhancement of flexible/wearable nanogenerator
== Papers==
* “Reduced graphene-oxide acting as electron-trapping sites in the friction layer for giant triboelectric enhancement”, Nano Energy, 2017 https://www.sciencedirect.com/science/article/pii/S2211285516305997
* “Mimicking classical conditioning based on a single flexible memristor”, Advanced Materials, 2017 https://onlinelibrary.wiley.com/doi/full/10.1002/adma.201602890
* “Enhanced triboelectric nanogenerators based on MoS2 monolayer nanocomposites acting as electron-acceptor layers”, ACS Nano, 2017 https://pubs.acs.org/doi/abs/10.1021/acsnano.7b03657
* “Flexible three-dimensional artificial synapse networks with correlated learning and trainable memory capability”, Nature Communications, 2017 https://www.nature.com/articles/s41467-017-00803-1
* “Ultrasoft and cuttable paper-based triboelectric nanogenerators for mechanical energy harvesting”, Nano Energy Volume, 2018 https://www.sciencedirect.com/science/article/pii/S221128551730767X
* “Ultrahigh-luminosity white-light-emitting devices based on edge functionalized graphene quantum dots”, Nano Energy, 2018 https://www.sciencedirect.com/science/article/pii/S2211285518304592
* “Capsule triboelectric nanogenerators: Toward optional 3D integration for high output and efficiently energy harvesting from broadband-amplitude vibration”, ACS Nano, 2018 https://pubs.acs.org/doi/abs/10.1021/acsnano.8b03824
* “Highly efficient flexible organic light-emitting devices based on PEDOT:PSS electrodes doped with highly conductive Pyronin B”, Nano Energy, 2019 https://www.sciencedirect.com/science/article/pii/S2211285519307347
== Industry-Academia Collaboration==
=== Industry Research / Samsung Electronics===
* “Analysis on leakage current characteristic of Ⅲ-Ⅴ Compound Semiconductor Device” (2010~2015)
* “Development of trap model and electrical transport in nitride for improving dispersion and retention characteristics, electrical transport in polycrystalline channels of VNAND memory devices” (2015-2020)
=== Industry Research / SK Hynix===
* “Development of Dark Current Prediction Model and System for Pixel Structural Change” (2014-2016)
* “Theoretical Analysis on HC40 Local Layout Effect and Development of Analytical Model” (2018-2020)
=== Industry Research / LG Display===
** “A Study on the Side Current Leakage Mechanism for High-resolution OLED Production” (2016-2017)
=== Technology transfer===
*Equity transfer in seven other cases, in addition to “Design of Multiple Bit Charge Capture Flash Memory Devices with Seperate Gates Using Improved Saddle Structure”. (Contract date: September 1, 2008)
*Equity transfer of “Electronic Devices Including Graphical Thin Film and One Other Manufacturing Method” to Samsung Electronics Co. (Contract date: March 11, 2010)
* “56 Cases Other than Organic Light-emitting Diodes with Internal High-polymerized Polymers Containing Quantum Dots” are sold to the Intellectual Discovery Co. (Contract date: May 28, 2013)
*Equity transfer of “Temperature Sensors and 4 Other Manufacturing Methods” to LG Display Co. (Contract date: August 1, 2015)
== Patents ==
* Electronic device utilizing graphene electrodes and organic/inorganic hybrid composites and method of manufacturing the electronic device https://patents.google.com/patent/KR20110020442A/en?q=Electronic&q=device&q=utilizing&q=graphene&q=electrodes&q=organic%2finorganic&q=hybrid&q=composites&q=method&q=manufacturing&q=electronic&q=device&oq=Electronic+device+utilizing+graphene+electrodes+and+organic%2finorganic+hybrid+composites+and+method+of+manufacturing+the+electronic+device
* Electronic device including graphene thin film and methods of fabricating the same https://patents.google.com/patent/US8735895B2/en?q=Electronic&q=device&q=including&q=graphene&q=thin+film&q=methods&q=fabricating&q=same&oq=Electronic+device+including+graphene+thin+film+and+methods+of+fabricating+the+same
* Driving current output apparatus, method of manufacturing the same, display device and driving apparatus thereof https://patents.google.com/patent/US8816944B2/en?oq=8%2c816%2c944
* Solar cell utilizing p-i-n nanowire https://patents.google.com/patent/US9059345B2/en?oq=9%2c059%2c345
* Flash memory using fringing effects and electrostatic shielding https://patents.google.com/patent/WO2012077951A2/en
* Method for detecting touch position of touch screen and touch screen using same https://patents.google.com/patent/US9317149B2/en?oq=9317149
* Organic light emitting device https://patents.google.com/patent/US9525151B2/en?oq=9%2c525%2c151
* ORGANIC LIGHT EMITTING DEVICE https://patents.google.com/patent/US9525151B2/en?oq=9%2c525%2c151
* Solar cell having a double-sided structure, and method for manufacturing same https://patents.google.com/patent/US9647163B2/en?oq=9%2c647%2c163
* Apparatus for receiving non-contact energy and controlling method therefor https://patents.google.com/patent/US9819229B2/en?oq=9%2c819%2c229
* Refining method for microstructure https://patents.google.com/patent/US10166571B2/en?oq=10%2c166%2c571
== Contact Information==
* 연구실 URL : http://quanta.hanyang.ac.kr
* E-mail : twk@hanyang.ac.kr