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C

Chang‐Hyun Kim

University of Ottawa

39H-index
372Paper Count
5.8KCitation Count
Published Papers 41
Publication Date
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Transistor-Level Activation Functions via Two-Gate Designs: From Analog Sigmoid and Gaussian Control to Real-Time Hardware Demonstrations
errADVANCED MATERIALS
IF26.8
err2025-11-01
err0
errOAAI
errCho, Junhyung; Han, Youngmin; Lee, Won Woo; Yoo, Youngwoo; Mohanan, Kannan Udaya; Kim, Chang-Hyun; Choi, Junhwan; Kim, Young-Joon; Shin, Wonjun; Yoo, Hocheon
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Spikoder: Dual-Mode Graphene Neuron Circuit for Hardware Intelligence
errADVANCED INTELLIGENT SYSTEMS
IF6.1
err2025-11-01
err0
errOAAI
errMohanan, Kannan Udaya; Sattari-Esfahlan, Seyed Mehdi; Cho, Eou-Sik; Kymissis, Ioannis; Kim, Chang-Hyun
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Tuning the Air Stability of N-Type Semiconductors via Poly(2-vinylpyridine): The Importance of Humidity and Molecular Weight
errSmall Science
IF8.3
err2025-10-23
err0
errOAAI
errLaura E. Dickson; Vittoria-Ann DiPalo; Trevor Plint; Kannan Udaya Mohanan; Joseph G. Manion; Chang-Hyun Kim; Benoît H. Lessard
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errSave
Heterojunction-Driven Stochasticity: Bi-Heterojunction Noise-Enhanced Negative Transconductance Transistor in Image Generation (Adv. Mater. 41/2025)
errAdvanced Materials
IF26.8
err2025-10-17
err0
errOAAI
errYoungmin Han; Ryun-Han Koo; Jaechan Song; Chang-Hyun Kim; Eun Kwang Lee; Wonjun Shin; Hocheon Yoo
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errSave
Control of Crystallization Dynamics via Vanadium-Polyethylene Glycol Interactions toward High-Performance BiVO₄ Photoanodes
errJ. Mater. Chem. A
IF0
err2025-10-16
err0
PREAI
errJihong Min; Donggu Kim; Hyewon Park; Jinwoo Chu; Nakyung Kim; Gihun Jung; Choongman Moon; Chang Hyun Kim; Yungi Nam; Sungbin Yang; Jeong Y. Park; Byungha Shin
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A Reproducible Benchmark for Gas Sensor Array Classification: From FE-ELM to ROCKET and TS2I-CNNs
errSensors 2025, Vol. 25, Page 6270
IF0
err2025-10-10
err0
errOAAI
errChang-Hyun Kim; Seung-Hwan Choi; Sanghun Choi; Suwoong Lee
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Operational and Environmental Stability Assessment of Silicon and Copper Phthalocyanine-Based OTFTs
errSmall Methods
IF9.1
err2025-08-15
err0
errOAAI
errNicholas J. Dallaire; Joonhyung Park; Raluchukwu B. Ewenike; Halynne R. Lamontagne; Chang-Hyun Kim; Benoît H. Lessard
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errSave
Survival benefit of adjuvant chemotherapy in high-risk patients with colon cancer regardless of microsatellite instability
errEJSO
IF2.9
err2025-02-01
err0
PREAI
errBae, Sung Uk; Lee, Jong Lyul; Yang, Chun-Seok; Park, Eun Jung; Park, Soo Yeun; Kim, Chang Woo; Ji, Woong Bae; Son, Gyung Mo; Han, Yoon Dae; Kim, So Hyun; Kim, Min Sung; Park, Youn Young; Ha Lee, Kyung; Kim, Chang Hyun; Ha, Gi Won; Lee, Jaeim; Kim, Kyeong Eui; Jeong, Woon Kyung; Kim, Duck-Woo; Baek, Seong Kyu
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Surmounting Erase-Operation Limit in Organic Charge-Trap Memories by Fine Tuning Electron Injection at Semiconductor/Heterobimetallic Electrode Contacts
errACS APPLIED MATERIALS & INTERFACES
IF8.2
err2024-12-12
err0
PREAI
errKim, Woo-Seok; Kim, Chang-Hyun; Kwon, Jin-Hyuk; Kim, Min-Hoi
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Engineering the Template Layer for Silicon Phthalocyanine-Based Organic Thin Film Transistors
errADVANCED FUNCTIONAL MATERIALS
IF19
err2024-08-30
err0
errOAAI
errEwenike, Raluchukwu B.; Lin, Zheng Sonia; Cranston, Rosemary R.; Lamontagne, Halynne R.; Shuhendler, Adam J.; Kim, Chang-Hyun; Brusso, Jaclyn L.; Lessard, Benoit H.
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Charge Transport Advancement in Anti-Ambipolar Transistors: Spatially Separating Layer Sandwiched between N-Type Metal Oxides and P-Type Small Molecules
errADVANCED FUNCTIONAL MATERIALS
IF19
err2024-02-22
err4
PREAI
errHan, Youngmin; Lee, Subin; Kim, Minseo; Shin, Wonjun; Lee, Ho kyung; Koo, Ryun-Han; Lee, Sung-Tae; Kim, Chang-Hyun; Yoo, Hocheon
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errSave
Light-Triggerable and Gate-Tunable Negative Differential Resistance in Small Molecules Heterojunction
errNANO LETTERS
IF9.1
err2024-01-31
err1
PREAI
errKim, Seongjae; Jeon, Yunchae; Lee, Eun Kwang; Kim, Yeong Jae; Kim, Chang-Hyun; Yoo, Hocheon
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Investigating versatile capabilities of organic field-effect transistors incorporated with vacuum-deposited metal nanoparticles
errJOURNAL OF MATERIALS CHEMISTRY C
IF5.1
err2024-01-01
err3
PREAI
errKim, Ji Hwan; Jo, Il-Young; Baek, Seokhyeon; Cho, Hong-rae; Park, Sungjun; Lee, Jongwon; Kim, Chang-Hyun; Yoon, Myung-Han
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Solution-processed zirconium acetylacetonate charge-trap layer for multi-bit nonvolatile thin-film memory transistors
errSCIENCE AND TECHNOLOGY OF ADVANCED MATERIALS
IF6.9
err2023-05-23
err2
errOAAI
errLee, Song; Lee, Jeong-In; Kim, Chang-Hyun; Kwon, Jin-Hyuk; Lee, Jonghee; Boampong, Amos Amoako; Kim, Min-Hoi
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High-Performance Organic Source-Gated Transistors Enabled by the Indium-Tin Oxide-Diketopyrrolopyrrole Polymer Interface
errACS APPLIED MATERIALS & INTERFACES
IF8.2
err2023-02-17
err7
PREAI
errLee, Hyuna; Kim, Yeo Eun; Bae, Jisuk; Jung, Sungyeop; Sporea, Radu A.; Kim, Chang-Hyun
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Frequency-triggered circuit transition in organic light-emitting diodes probed by impedance spectroscopy
errJOURNAL OF MATERIALS CHEMISTRY C
IF5.1
err2023-01-01
err2
PREAI
errPark, Joon Hyung; Shin, Ye Ji; Kymissis, Ioannis; Jeon, Yongmin; Kim, Chang-Hyun
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errSave
Vanishing space-charge effects in contact-limited thin-film diodes
errAPPLIED PHYSICS REVIEWS
IF11.6
err2022-12-15
err5
PREAI
errHlaing, Htay; Park, Joon Hyung; Kymissis, Ioannis; Kim, Chang-Hyun
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Enhanced oral absorption of insulin: hydrophobic ion pairing and a self-microemulsifying drug delivery system using a D-optimal mixture design
errDRUG DELIVERY
IF8.1
err2022-09-01
err18
errOAAI
errGoo, Yoon Tae; Lee, Sangkil; Choi, Ji Yeh; Kim, Min Song; Sin, Gi Hyeong; Hong, Sun Ho; Kim, Chang Hyun; Song, Seh Hyon; Choi, Young Wook
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Key factors affecting contact resistance in coplanar organic thin-film transistors
errJOURNAL OF PHYSICS D-APPLIED PHYSICS
IF3.2
err2022-07-25
err8
PREAI
errJo, Sun-Woo; Cho, Seongjae; Kim, Chang-Hyun
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Vertically stacked, low-voltage organic ternary logic circuits including nonvolatile floating-gate memory transistors
errNATURE COMMUNICATIONS
IF15.7
err2022-04-28
err40
errOAAI
errChoi, Junhwan; Lee, Changhyeon; Lee, Chungryeol; Park, Hongkeun; Lee, Seung Min; Kim, Chang-Hyun; Yoo, Hocheon; Im, Sung Gap
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Research Directions

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Co-authors
Cooperation Journals
M
Mark C. Hersam
H-index: 123 · Papers: 976
Y
Yung‐Eun Sung
H-index: 100 · Papers: 753
C
C. Daniel Frisbie
H-index: 98 · Papers: 383
J
John E. Anthony
H-index: 90 · Papers: 692
J
Jyongsik Jang
H-index: 84 · Papers: 360
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