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Publications
Google Scholar [Link]
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S. Park*, T. Park, H.Jeong, S. Hong, S. Seo, Y. Kwon, J. Lee, S. Choi**
Linear Conductance Update Improvement of CMOS-Compatible Second-Order Memristors for Fast and Energy-Efficient Training of Neural Network Using a Memristor Crossbar Array
Nanoscale Horizons, (2023) [Publisher Link]-
(Highlight) Selected as front cover image
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M. Song*, J. Kang*, X. Zhang, W. Ji, A. Ascoli, I. Messaris, A. S. Demirkol, B. Dong, S. Aggarwal, W. Wan, S. Hong, S. G. Cardwell, I. Boybat,
J. Seo, J. Lee, M. Lanza, H. Yeon, M. Onen, J. Li, B. Yildiz, J. del Alamo, S. Kim, S. Choi, G. Milano, C. Ricciardi, L. Alff, Y. Chai, Z. Wang,
H. Bhaskaran, M. C. Hersam, D. Strukov, H.-S. P. Wong, I. Valov, B. Gao, H. Wu, R. Tetzlaff, A. Sebastian, W. Lu, L. Chua, J. Joshua Yang,
J. Kim**
Recent Advances and Future Prospects for Memristive Materials, Devices and Systems (Invited Review)
ACS Nano (2023) [Publisher Link]
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T. Park*, H.Jeong, S. Park, S. Hong, S. Seo, S. Park, S. Choi**
The Effect of Schottky Barrier Modulation on Conduction and Failure Mechanisms of an Ag/WOx/p-Si Based Memristor
Journal of Applied Physics, 133, 075701 (2023) [Publisher Link]
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G. Kim, S. Son, H. Song, J. Jeon, J. Lee, W. Cheong, S. Choi, K. Kim**
Retention Secured Nonlinear and Self-Rectifying Analog Charge Trap Memristor for Energy-Efficient Neuromorphic Hardware
Advanced Science, 10, 2205654 (2023) [Publisher Link]
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S. Seo*, B.Kim*, D. Kim*, S. Park*, T.R. Kim, J.Park, H.Jeong, S. Park, T. Park, H.Shin, M.Kim, Y. Choi, S. Choi**
The gate injection-based field-effect synapse transistor with linear conductance update for online training
Nature Communications, 13, 6431 (2022) [Publisher Link] -
S. Park*, H. Jeong*, J. Park*, J.Bae, S. Choi**
Experimental demonstration of highly reliable dynamic memristor for artificial neuron and neuromorphic computing
Nature Communications, 13, 2888 (2022) [Publisher Link]-
(Highlight) Featured in Nature Communications Collection of Neuromorphic Hardware and Computing [Link]
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(Highlight) Selected as Featured Image In Nature Communications Homepage [Link]
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(Highlight) Featured In Nature Communications Editors' Highlights
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(Award) Selected for the KAIST 2022 Fall Breakthrough Research of the College of Engineering [Link]
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(Press) Introduced to various media (see News for details) [Link]
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S. Choi*, S. Park*, S. Seo, S. Choi**
Reliable multilevel memristive neuromorphic devices based on amorphous matrix via quasi-1D filament confinement and buffer layer
Science Advances, 8, 3 (2022) [Publisher Link]-
(Press) Introduced to various media (see News for details) [Link]
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M. Kim, J. Kim, G. Yun, J. Yu, J. Han, J. Lee, S, Seo, S. Choi, Y. Choi**
An Overturned Charge Injection Synaptic Transistor With a Floating-Gate for Neuromorphic Hardware Computing
IEEE Electron Device Letters, 43, 9 (2022) [Publisher Link]
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S. Hu, J. Kang, T. Kim, S. Lee, J. Park, I. Kim, J. Kim, J. Kwak, J. Park, G. Kim. S. Choi†, Y. Jeong†
SPICE study of STDP characteristics in a drift and diffusive memristor-based synapse for neuromorphic computing
IEEE Access, 10, 6381-6392 (2022) (Co-corresponding author) [Publisher Link]
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Y. Jeong, H. Lee, J. Park, S. Lee, H. Jin, S. Park, H. Cho, S. Hong, T. Kim, K. Kim, S. Choi, S. Im**
Engineering MoSe2/MoS2 Heterojunction Traps in 2D Transistors for Multilevel Memory, Multiscale Display, and Synaptic Functions
NPJ 2D Materials and Applications, 6 (23), (2022) [Publisher Link]
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J. Jeong, S. Kim, J. Kim, D. Geum, D. Kim, E. Jo, H. Jeong, J. Park, J. Jang, S. Choi, I. Kwon**, S. Kim**
Heterogeneous and Monolithic 3D Integration of III–V-Based Radio Frequency Devices on Si CMOS Circuits
ACS Nano (2022) [Publisher Link]
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J. Park, Y. Lee, H. Jeong, S. Choi**
Neural Network Physically Unclonable Function: A Trainable Physically Unclonable Function System with Unassailability against Deep Learning Attacks Using Memristor Array
Advanced Intelligent Systems 3 (11) , 210011 (2021) [Publisher Link]-
(Cover) Selected as the front cover. [Link]
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S. Park, Y. Jeong, H. Jin, J. Park, H. Jang, S. Lee, W. Huh, H. Cho, H. G. Shin, K. Kim, C. Lee, S. Choi, S. Im**
Nonvolatile and Neuromorphic Memory Devices Using Interfacial Traps in Two Dimensional WSe2/MoTe2 Stack Channel
ACS Nano, 14(9) (2020) [Publisher Link]
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J. Cha*, S.Y. Yang*, J. Oh*, S. Choi, S. Park, B.C. Jang, W.Ahn, S. Choi**
Conductive-Bridging Random-Access Memories for Emerging Neuromorphic Computing
Nanoscale (2020) [Publisher Link]
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S. Tan, P. Lin, H. Yeon, S. Choi, Y. Park and J. Kim
Perspective: Uniform Switching of Artificial Synapses for Large-Scale Neuromorphic Arrays
APL Materials, 6, 120901 (2018)
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S. Choi*, S. Tan*, Z. Li, Y. Kim, C. Choi, P. Chen, H. Yeon, S. Yu and J. Kim
SiGe Epitaxial Memory for Neuromorphic Computing with Reproducible High Performance Based on Engineered Dislocations.
Nature Materials, 17, 335-340 (2018)-
(News & Views) Highlighted in News & Views of Nature Materials
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(MIT new) Spotlighted in MIT main page, MIT news
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Y. Kim, S. Cruz, K. Lee, B. Alawode, C. Choi, Y. Song, J. Johnson, C. Heidelberger, W. Kong, S. Choi, K. Qiao, I. Almansouri, E. Fitzgerald, J. Kong, A. Kolpak, J. Hwang, and J. Kim
Remote epitaxy through graphene for two-dimensional material based layer transfer
Nature, 544, 340-343 (2017)-
(Cover) Selected as the front cover.
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S. Choi*, J. Shin*, J. Lee and W. Lu
Experimental Demonstration of Feature Extraction and Dimensionality Reduction using Memristor Networks
Nano Letters, 17, 3113-3118 (2017)-
(Highlight) Highlighted in Nature Nanotechnology.
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S. Choi*, P. Sheridan*, and W. D. Lu
Data Clustering using Memristor Networks
Scientific Reports, 5, 10492. (2015)
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S. Kim, C. Du, P. Sheridan, W. Ma, S. Choi, and W. D. Lu
Experimental Demonstration of a Second-Order Memristor and Its Ability to Biorealistically Implement Synaptic Plasticity
Nano Letters,15(3), 2203-2211. (2015)
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S. Kim*, S. Choi*, J. Lee, and W. Lu
Tuning Resistive Switching Characteristics of Tantalum Oxide Memristors through Si Doping
ACS Nano, 8(10), 10262-10269. (2014)
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Y. Yang, P. Gao, L. Li, X. Pan, S. Tappertzhofen, S.Choi, R. Waser, I. Valov, and W. Lu
Electrochemical Dynamics of Nanoscale Metallic Inclusions in Dielectrics
Nature Communications 5, 4232. (2014)
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S. Choi, J. Lee, and W. Lu
Retention Failure Analysis of Metal-Oxide Based Resistive Memory
Applied Physics Letters, 105, 113510. (2014)
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S. Kim, S. Choi, and W. Lu
Comprehensive Physical Model of Dynamic Resistive Switching in an Oxide Memristor
ACS Nano, 8(3), 2369-2376. (2014)
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S. Choi, Y. Yang, and W. Lu
Random Telegraph Noise and Resistance Switching Analysis of Oxide Based Resistive Memory
Nanoscale, 6, 400-404. (2014)
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Y. Yang, S. Choi, and W. Lu
Oxide Heterostructure Resistive Memory
Nano Letters, 13, 2908 (2013)
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S. Gaba, P. Sheridan, J. Jiantao, S. Choi, and W. Lu
Stochastic Memristive Devices for Computing and Neuromorphic Applications
Nanoscale, 5, 5872 (2013)
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T. Moon, L. Chen, S. Choi, C. Kim, and W. Lu
Efficient Si Nanowire Array Transfer via Bi-Layer Structure Formation Through Metal-Assisted Chemical Etching
Advanced Functional Materials doi: 10.1002/adfm.201303180. (2013)
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S. Gaba, S. Choi, P. Sheridan, T. Chang, Y. Yang, and W. Lu
Improvement of RRAM Device Performance Through On-Chip Resistors
Mater. Res. Soc. Symp. Proc. 1430, 177 (2012).
* Equally contributed.
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