Journal

Tailoring Synaptic Properties of the Band-Engineered Charge Trap Memory for a Flexible Edge Neuromorphic Processor

ACS Applied Materials & Interfaces, 2026, 18, 3, 5539

Journal IF: 8.2, JCR < 20%

Taehoon Kim†, Jungyeop Oh†, Hyeonji Lee†, Min-Kyu Shin, Jongseo Won, Woonggi Hong, Sung-Yool Choi*, Min Ju Kim*

Feature-Selective Preprocessing with Electrically Robust Boron Nitride-Based Dynamic Memristors for Reliable Lightweight Neural Networks

ACS Nano, 2026, 20, 1, 1147

Journal IF: 16.1, JCR < 10%

Wonbae Ahn†, Seungsun Yoo†, Kang Hyun Lee, Jungyeop Oh, Hyeonji Lee, Hyunmin Kim, Inseong Lee, Sejin Lee, Woonggi Hong, Sung-Yool Choi*

Temporally Reconfigurable Reservoir Computing with Flexible Electrolyte-Gated TFTs for High-Performance Neuromorphic Processing

Advanced Materials, 2026, 38, e07979

Journal IF: 26.8, JCR < 5%

Kang Hyun Lee†, Seohak Park†, Mingu Kang†, Jungyeop Oh, Wonbae Ahn, Hyeonji Lee, Seungsun Yoo, Hyunmin Kim, Min Kyu Lee, Sung-Yool Choi*

A Reconfigurable Silicon Transistor for Noise-Resilient Stochastic Spiking Neural Networks

ACS Nano, 2025, 19, 39407

Journal IF: 16.1, JCR < 10%

Ho-Young Maeng†, Hyeonji Lee†, Sang-Won Lee, Jungyeop Oh, Hae-Yeon Kim, Sung-Yool Choi*, Yang-Kyu Choi*

Quantized-memristor-enabled generative AI for predictive skin laser treatment imaging

Device, 2025, 3, 100908

Journal IF: 8.0, JCR < 20%

Namju Kim†, Jun-Hwe Cha†, Yeong Kwon Kim, Jungyeop Oh, Inyong Kim, Minkyu Jeong, Junhwan Choi, Byung Chul Jang*

Enhancing Computing Capacity via Reconfigurable MoS2-Based Artificial Synapse with Dual Feature Strategy for Wide Reservoir Computing

Advanced Functional Materials, 2025, 35, 2416811

Journal IF: 19.0, JCR < 5%

Hyeonji Lee†, Jungyeop Oh†, Wonbae Ahn, Mingu Kang, Seohak Park, Hyunmin Kim, Seungsun Yoo, Byung Chul Jang, Sung-Yool Choi*

Low-Temperature Chemical Solution Deposition of Bi2O2Se on Amorphous Surface for Dynamic Memristor of Physical Reservoir Array

ACS Nano, 2025, 19, 5406-5417

Journal IF: 16.1, JCR < 10%

Ayoung Ham†, Wonbae Ahn†, Jungyeop Oh, Gichang Noh, Saeyoung Oh, Minsoo Kang, Hyun-Jun Chai, Joon Young Kwak, Seunghwan Seo*, Sung-Yool Choi*, Kibum Kang*

Selective and local flash-annealing for improvement in the contact characteristics of MoS2 transistors

Nanoscale, 2025, 17, 11305

Journal IF: 5.1, JCR < 25%

Jun-Hwe Cha†, Inseong Lee†, Seol Won Yun†, Woonggi Hong, Hyo Hoon Byeon, Jungyeop Oh, Seohak Park, Sung-Yool Choi*

Highly Reliable Bi2O2Se Dendritic Neuron Enabling Spatial-Temporal Signal Processing for Real-World Image Classification

ACS Nano, 2025, 19, 638-648

Journal IF: 16.1, JCR < 10%

Jungyeop Oh†, Wonbae Ahn†, Ayoung Ham†, Hyeonji Lee, Sejin Lee, Jun-Hwe Cha, Seunghwan Seo, Kibum Kang*, Sung-Yool Choi*

Crystallinity-Controlled Hexagonal Boron Nitride-Based Memristors for Fully Integrated Reservoir Computing Processors

Advanced Materials, 2025, 37, 2413640

Journal IF: 26.8, JCR < 5%

Wonbae Ahn†, Sejin Lee†, Jungyeop Oh†, Hyeonji Lee, Sung‐Yool Choi*

Ultrathin All-Solid-State MoS2-Based Electrolyte Gated Synaptic Transistor with Tunable Organic–Inorganic Hybrid Film

Advanced Science, 2024, 11, 2308847

Journal IF: 14.1, JCR < 10%

Jungyeop Oh†, Seohak Park†, Sang Hun Lee†, Sungkyu Kim, Hyeonji Lee, Changhyeon Lee, Woonggi Hong, Jun‐Hwe Cha, Mingu Kang, Jun Hyup Jin, Sung Gap Im, Min Ju Kim*, Sung-Yool Choi*

Realistic Chest X‐Ray Image Synthesis via Generative Network with Stochastic Memristor Array for Machine Learning‐Based Medical Diagnosis

Advanced Functional Materials, 2024, 34, 2305136

Journal IF: 19.0, JCR < 5%

Namju Kim†, Jungyeop Oh†, Sungkyu Kim, Jun-Hwe Cha, Junhwan Choi, Sung Gap Im, Sung-Yool Choi*, Byung Chul Jang*

Bi-directional threshold voltage shift of amorphous InGaZnO thin film transistors under alternating bias stress

Semiconductor Science and Technology, 2024, 39, 025011

Hyunjin Kim, Beom Jung Kim, Jungyeop Oh, Sung-Yool Choi, Hamin Park* 

A Highly Reliable Molybdenum Disulfide‐Based Synaptic Memristor Using a Copper Migration‐Controlled Structure

Small, 2023 19, 2300223

Journal IF: 12.1, JCR < 10%

Wonbae Ahn, Han Beom Jeong, Jungyeop Oh, Woonggi Hong, Jun-Hwe Cha, Hu Young Jeong, Sung-Yool Choi*

Preventing Vanishing Gradient Problem of Hardware Neuromorphic System by Implementing Imidazole‐Based Memristive ReLU Activation Neuron

Advanced Materials, 2023, 35, 2300023

Journal IF: 26.8, JCR < 5%

Jungyeop Oh†, Sungkyu Kim†, Changhyeon Lee, Jun-Hwe Cha, Sang Yoon Yang, Sung Gap Im, Cheolmin Park, Byung Chul Jang*, Sung-Yool Choi*

Bias Temperature Instability of a-IGZO TFTs Under Repeated Stress and Recovery.

Journal of Electronic Materials, 2023, 52

Yonghee Jeong, Hyunjin Kim, Jungyeop Oh, Sung-Yool Choi, Hamin Park*

Turn-around of threshold voltage shift in amorphous InGaZnO TFT under positive bias illumination stress

Solid-State Electronics, 2023, 201, 108605

Juwon Kim, Hyunjin Kim, Jungyeop Oh, Sung-Yool Choi, Hamin Park* 

A novel structured single device neuron for low standby power and compact system application

IEEE Electron Device Letters, 2023, 44, 528

Gyusoup Lee, Jungyeop Oh, Eui Joong Shin, Seongho Kim, Youngkeun Park, Min Ju Kim, Sung-Yool Choi, Byung Jin Cho*

Imidazole-based artificial synapses for neuromorphic computing: a cluster-type conductive filament via controllable nanocluster nucleation

Materials Horizons, 2023, 10, 2035

Journal IF: 13.3, JCR < 10%

Jungyeop Oh†, Sang Yoon Yang†, Sungkyu Kim, Changhyeon Lee, Jun-Hwe Cha, Byung Chul Jang, Sung Gap Im, Sung-Yool Choi*

Memristor-based security primitives robust to malicious attacks for highly secure neuromorphic systems

Advanced Intelligent Systems, 2022, 4, 2200177

Journal IF: 7.3, JCR < 20%

Jungyeop Oh†, Sungkyu Kim†, Junhwan Choi, Jun-Hwe Cha, Sung Gap Im, Byung Chul Jang*, Sung-Yool Choi*

Highly reliable synaptic cell array based on organic–inorganic hybrid bilayer stack toward precise offline learning

Advanced Intelligent Systems, 2022, 4, 2200018

Journal IF: 7.3, JCR < 20%

Jun-Hwe Cha†, Byung Chul Jang†, Jungyeop Oh, Changhyeon Lee, Sang Yoon Yang, Hamin Park, Sung Gap Im, Sung-Yool Choi*

A vertical silicon nanowire based single transistor neuron with excitatory, inhibitory, and myelination functions for highly scalable neuromorphic hardware

Small, 2021, 17, 2103775

Journal IF: 12.1, JCR < 10%

Joon-Kyu Han, Jungyeop Oh, Ji-Man Yu, Sung-Yool Choi, Yang-Kyu Choi*

Cointegration of single-transistor neurons and synapses by nanoscale CMOS fabrication for highly scalable neuromorphic hardware

Science Advances, 2021, 7, eabg8836

Journal IF: 14.1, JCR < 10%

Joon-Kyu Han, Jungyeop Oh, Gyeong-Jun Yun, Dongeun Yoo, Myung-Su Kim, Ji-Man Yu, Sung-Yool Choi, Yang-Kyu Choi*

Conductive-bridging random-access memories for emerging neuromorphic computing

Nanoscale, 2020, 12, 14339

Journal IF: 7.8, JCR < 20%

Jun-Hwe Cha†, Sang Yoon Yang†, Jungyeop Oh†, Shinhyun Choi, Sangsu Park, Byung Chul Jang, Wonbae Ahn, Sung-Yool Choi*

Polymer analog memristive synapse with atomic-scale conductive filament for flexible neuromorphic computing system

Nano Letters, 2019, 19, 839 

Journal IF: 11.2, JCR < 10%

Byung Chul Jang†, Sungkyu Kim†, Sang Yoon Yang†, Jihun Park, Jun-Hwe Cha, Jungyeop Oh, Junhwan Choi, Sung Gap Im, Vinayak P Dravid, Sung-Yool Choi*