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AEDRG

(Choi Research Group)

Papers

† Equal contribution

* Corresponding author

 Representative Publications (First and Corresponding Author) 

  • S. Choi*, S. S. Bezugam, T. Bhattacharya, D. Kwon, D. B. Strukov “Wafer-Scale Fabrication of Memristive Passive Crossbar Circuits for Brain-Scale Neuromorphic Computing” Nature Communications, 16:8757 (2025)
  • W. Kim†, K. Lee†, S. Choi†, E. Park, G. Kim, J. Ha, Y. Kim, J. Jang, J. H. Oh, H. Kim, W. Jiang, J. Yoo, T. Kim, Y. Kim, K.-N. Kim, J. Hong, A. Javey, D.-W. Rh, T.-W. Lee, K. Kang, G. Wang*, and C. Park*, “Electrochemiluminescent Tactile Visual Synapse Enabling in-situ Health Monitoring” Nature Materials, 24, 925-934 (2025) *News & Views (Q. Sun et al., Synapse-powered vitality. Nat. Mater. 24, 812-813)​​​​
  • S. Choi, J. Shin, G. Park, J. Eo, J. Jang, J. J. Yang*, G. Wang* “3D-integrated Multilayered Physical Reservoir Array for Learning and Forecasting Time-series Information” Nature Communications 15:2044 (2024) *Feature article (Device)
  • S. Choi†, T. Moon†, G. Wang, J. J. Yang, “Filament-free Memristors for Computing” Nano Convergence, 10:58 (2023)
  • S. Choi, G. S. Kim, J. Yang, H. Cho, J.-W. Kang, G. Wang, “Controllable SiOx Nanorod Memristive Neuron for Probabilistic Bayesian Inference” Advanced Materials, 34, 2104598 (2022)
  • S. Choi, J. Jang, M. S. Kim, N.-D. Kim, J. Kwag, G. Wang “Flexible neural network realized by the probabilistic SiOx memristive synaptic array for energy-efficient image learning” Advanced Science, 9, 2104773 (2022)
  • S. Choi†, J.-W. Choi†, J. C. Kim, H. Y. Jeong, J. Shin, S. Jang, S. Ham, N. D. Kim, and G. Wang, “Energy-efficient three-terminal SiOx memristor crossbar array enabled by vertical Si/graphene heterojunction barristor” Nano Energy, 84, 105947 (2021)
  • S. Choi, J. Yang and G. Wang, “Emerging Memristive Artificial Synapses and Neurons for Energy-efficient Neuromorphic Computing” Advanced Materials, 32, 2004659 (2020)
  • S. Choi†, S. Jang†, J.-H. Moon, J. C. Kim, H. Y. Jeong, P. Jang, K.-J. Lee, and G. Wang, “A Self-rectifying TaOy/Nanoporous TaOx Memristor Synaptic Array for Learning and Energy-efficient Neuromorphic Systems” NPG Asia Materials, 10, 1097–1106 (2018) *Feature article

Full list of publications

† Equal contribution

* Corresponding author

        2025        

  • S. Choi*, S. S. Bezugam, T. Bhattacharya, D. Kwon, D. B. Strukov “Wafer-Scale Fabrication of Memristive Passive Crossbar Circuits for Brain-Scale Neuromorphic Computing” Nature Communications, 16:8757 (2025)
  • W. Kim†, K. Lee†, S. Choi†, E. Park, G. Kim, J. Ha, Y. Kim, J. Jang, J. H. Oh, H. Kim, W. Jiang, J. Yoo, T. Kim, Y. Kim, K.-N. Kim, J. Hong, A. Javey, D.-W. Rh, T.-W. Lee, K. Kang, G. Wang*, and C. Park*, “Electrochemiluminescent Tactile Visual Synapse Enabling in-situ Health Monitoring” Nature Materials, 24, 925-934 (2025) *News & Views (Q. Sun et al., Synapse-powered vitality. Nat. Mater. 24, 812-813)​​​​
  • S. Choi* et al. In preparation (2025)
  • S. Choi* et al. In preparation (2025)
  • S. S. Bezugam, S. Choi, S. Menzel, D. B. Strukov, "SpiceXpanse: A Scalable, Automated Framework for Efficient Parameter Optimization and Modeling of RRAM Circuits" 2025 IEEE Nanotechnology Materials and Devices Conference (NMDC) Accepted (IEEE, 2025) *Proceeding
  • S. Bezugam, T. Bhattacharya, H. Petschenig, S. Choi, G. Hutchinson, G. Pedretti, X. Sheng, J. Ignowski, T. V. Vaerenbergh, R. Beausoleil, R. Legenstein, D. Strukov “Controlling ReRAM’s Switching Characteristics with Shadow Memory for Continual Learning” 2025 IEEE International Memory Workshop (IMW) (IEEE, 2025) *proceeding
  • A. Singh, S. Choi, G. Wang, M. Daimari, and B.-G Lee “Analysis and Fully Memristor-based Reservoir Computing for Temporal Data Classification” Neural Network, 182, 106925 (2025)

     Before 2025     

  • S. Choi, J. Shin, G. Park, J. Eo, J. Jang, J. J. Yang*, G. Wang* “3D-integrated Multilayered Physical Reservoir Array for Learning and Forecasting Time-series Information” Nature Communications 15:2044 (2024) *Feature article (Device)
  • S. Choi†, T. Moon†, G. Wang, J. J. Yang, “Filament-free Memristors for Computing” Nano Convergence, 10:58 (2023)
  • S. Choi, G. S. Kim, J. Yang, H. Cho, J.-W. Kang, G. Wang, “Controllable SiOx Nanorod Memristive Neuron for Probabilistic Bayesian Inference” Advanced Materials, 34, 2104598 (2022)
  • S. Choi, J. Jang, M. S. Kim, N.-D. Kim, J. Kwag, G. Wang “Flexible neural network realized by the probabilistic SiOx memristive synaptic array for energy-efficient image learning” Advanced Science, 9, 2104773 (2022)
  • S. Choi†, J.-W. Choi†, J. C. Kim, H. Y. Jeong, J. Shin, S. Jang, S. Ham, N. D. Kim, and G. Wang, “Energy-efficient three-terminal SiOx memristor crossbar array enabled by vertical Si/graphene heterojunction barristor” Nano Energy, 84, 105947 (2021)
  • S. Choi, J. Yang and G. Wang, “Emerging Memristive Artificial Synapses and Neurons for Energy-efficient Neuromorphic Computing” Advanced Materials, 32, 2004659 (2020)
  • S. Choi†, S. Jang†, J.-H. Moon, J. C. Kim, H. Y. Jeong, P. Jang, K.-J. Lee, and G. Wang, “A Self-rectifying TaOy/Nanoporous TaOx Memristor Synaptic Array for Learning and Energy-efficient Neuromorphic Systems” NPG Asia Materials, 10, 1097–1106 (2018) *Feature article
  • S. Jang, Y. Kim, J. Jeon, J. Jang, S. Ham, S. Choi, J. Yang, S. K. Kim and G. Wang, “Three-terminal Vertical Ferroelectric Synaptic Barristor enabled by HZO/graphene Heterostructure with Rebound Depolarization” J. Alloys Compd., 965, 171247 (2023)
  • J. Jang, S. Gi, I. Yeo, S. Choi, S. Jang, S. Ham, B. Lee and G. Wang, “A learning-rate modulable and reliable TiOx memristor array for robust, fast, and accurate neuromorphic computing” Adv. Sci. 2201117 (2022)
  • J. S. Eo, J. Shin, S. Yang, T. Jeon, J. Lee, S. Choi, C.-H. Lee and G. Wang, “Tailoring the interfacial band offset by the molecular dipole orientation for a molecular heterojunction selector” Adv. Sci. 8, 2101390 (2021) *Frontpiece feature
  • H. Cho, C.-W. Jeon, B. D. On, I.-K. Park, S. Choi, J. Jang, and G. Wang, “Transparent and Unipolar Nonvolatile Memory Using 2D Vertically Stacked Layered Double Hydroxide” Adv. Mat. Interfaces, 2001990 (2021) *Front cover feature
  • J. Jang, S. Jang, S. Choi, and G. Wang, “Run-off election-based decision method for the training and inference process in an artificial neural network” Sci. Rep., 11, 895 (2021)
  • S. Ham, M. Kang, S. Jang, J. Jang, S. Choi, T.-W. Kim, and G. Wang, “One-dimensional organic artificial multi-synapses enabling electronic-textile neural network for wearable neuromorphic applications” Sci. Adv., 6: eaba1178 (2020)
  • S. Ham, S. Choi, H. Cho, S.-I. Na and G. Wang, “Photonic Organolead Halide Perovskite Artificial Synapse Capable of Accelerated Learning at Low Power Inspired by Dopamine-facilitated Synaptic Activity” Adv. Funct. Mater., 29, 1806646 (2019) *Back cover feature
  • S. Kwon, S. Jang, J.-W. Choi, S. Choi, S.-J. Jang, T.-W. Kim and G. Wang, “Controllable switching filaments prepared via tunable and well-defined single truncated conical nanopore structures for fast and scalable SiOx memory” Nano Lett, 17, 7462–7470 (2017)

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