2025
1. H. M. An, S. Yang, H. L. Park* and S.-H. Lee*, Vertical Synaptic Transistors Based on Flexible Semiconductors for Neuromorphic Applications. Chemistry–An Asian Journal, e202401943 (2025).
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2. E. S. Park, S.-H. Lee* and Kim, M. H*. Engineering of Charge Injection in Solution-Processed Organic Ferroelectric Transistors for Neuromorphic Applications. ACS Applied Materials & Interfaces (2025).
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3. S. H. Kim, J. H. Yun, H. L. Park* and S.-H. Lee*, Neuromorphic Motor Control with Electrolyte‐Gated Organic Synaptic Transistors. Advanced Electronic Materials, e00359. (2025)
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4. J. Lee+, I. S. Cho+, C.-J. Beak, H. L. Park* and S.-H. Lee*, Small Molecule‐based Memristive Framework with Hybrid Plasticity for Flexible Reservoir Computing Integration. Advanced Functional Materials, e15933 (2025).
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5. J.-Y. Cho, S. E. Kim, C.-J. Beak, J. Lee, W. Suh, B.-Y. Lee*, and S.-H. Lee*, Tactile Near-Sensor Computing Systems Incorporating Hourglass-Shaped Microstructured Capacitive Sensors for Bio-Realistic Energy Efficiency, npj Flexible Electronics 9.1 (2025): 34.
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6. H. Kim, S. Kim, J. Y. Cho, S.-H. Lee* & Kim, M. H.*, Investigation of dual memory behavior in RRAM: coexistence of resistive and capacitive switching phenomena. Sci. Rep. 15, 12867 (2025).
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7. Jang, H.+, Lee, J.+, Beak, C. J., Biswas, S., Lee, S.-H.*, & Kim, H.* (2025). Flexible Neuromorphic Electronics for Wearable Near‐Sensor and In‐Sensor Computing Systems. Adv. Mater., 2416073 (2025).
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2024
1. U. Jung+, C.-J. Beak+, K. Kim, J.-H. Na*, and S.-H. Lee*, Scalable Photo-Responsive Physical Unclonable Functions via Particle Kinetics, ACS Nano, 18, 40, 27642–27653 (2024)
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2. H. Kim, V. Adinolfi, and S.-H. Lee*, Photoluminescence of Chemically and Electrically Doped Two-Dimensional Monolayer Semiconductors, Materials 17, 3962 (2024).
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3. C.-J. Beak+, J. Lee+, J. Kim, J. Park, and S.-H. Lee*, Filamentary-based organic memristors for wearable neuromorphic computing systems, Neuromorph. Comput. Eng. 4, 022001 (2024) (Invited Topical Review).
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4. J.-H. Na, J.-H. Park, W. Park, J. Feng, J.-S. Eun, J. Lee, S.-H. Lee, J. Jang, I. M. Kang, D.-K. Kim, and J.-H. Bae*, Dependence of Positive Bias Stress Instability on Threshold Voltage and Its Origin in Solution-Processed Aluminum-Doped Indium Oxide Thin-Film Transistors, Nanomaterials 14, 446 (2024).
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5. U. Jung, M. Kim, J. Jang, J.-H. Bae, I. M. Kang, and S.-H. Lee*, "Formation of Cluster-Structured Metallic Filaments in Organic Memristors for Wearable Neuromorphic Systems with Bio-Mimetic Synaptic Weight Distributions", Adv. Sci. 11, 2307494 (2024).
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6. Cho, J. Y., Beak, C. J., & Lee, S. H., Flexible Organic Ferroelectric Synaptic Transistors for Wearable Neuromorphic Systems, J. Flex. Print. Electron. 2024; 3(1):65-83 (2024).
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2023
1. H. Kim, J. Lee, H. W. Kim, J. Woo, M.-H. Kim*, and S.-H. Lee*, "Definition of a Localized Conducting Path via Suppressed Charge Injection in Oxide Memristors for Stable Practical Hardware Neural Networks", ACS Appl. Mater. Interfaces 15, 51444–51452 (2023)
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2. H.-M. An, H. Jang, H. Kim, S.-D. Lee, S.-H. Lee*, and H.-L. Park*, "Engineered Current Path of Vertical Organic Phototransistors for Smart Optoelectronic Applications", J. Mater. Chem. C 11, 14580-14588 (2023) (Selected as Journal of Materials Chemistry C HOT Papers)
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3. J. Lee, J.-I. Park, S.-H. Lee, J. Jang, I.-M. Kang, J. Park, X. Zhang, D.-K. Kim, and J.-H. Bae, Biomacromolecules 24, 3775–3785 (2023).
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4. W. Park, J.-H. Park, J.-S. Eun, J. Lee, J.-H. Na, S.-H. Lee, J. Jang, I. M. Kang, D.-J. Kim, and J.-H. Bae*, "Low-Temperature Enhancement-Mode Amorphous Oxide Thin-Film Transistors in Solution Process Using a Low-Pressure Annealing", Nanomaterials 13, 2231 (2023).
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5. T. Lee, H.-I. Kim, Y. Cho, S. Lee, W.-Y. Lee, J.-H. Bae, I. M. Kang, K. Kim, S.-H. Lee*, and J. Jang*, "Sol–Gel-Processed Y2O3 Multilevel Resistive Random-Access Memory Cells for Neural Networks", Nanomaterials 13, 2432 (2023) (Selected as Editor's Choice)
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6. J. Park, S.-H. Lee, G.-E. Kang, J.-H. Heo, S.-R. Jeon, M.-S. Kim, S.-J. Bae, J.-W. Hong, J. Jang, J.-H. Bae, S.-H. Lee, and I. M. Kang*, "Simulation of Capacitorless DRAM Based on the Polycrystalline Silicon Nanotube Structure with Multiple Grain Boundaries", Nanomaterials 13, 2026 (2023).
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7. J. Feng, S.-H. Jeon, J. Park, S.-H. Lee, J. Jang, I. M. Kang, D.-K. Kim, and J.-H. Bae*, "Improvement in Switching Characteristics and Bias Stability of Solution-Processed Zinc–Tin Oxide Thin Film Transistors via Simple Low-Pressure Thermal Annealing Treatment", Nanomaterials 13, 1772 (2023).
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8. H. Kim, M. Kim, A. Lee, H.-L. Park, J. Jang, J.-H. Bae, I. M. Kang, E.-S. Kim*, and S.-H. Lee*, "Organic Memristor-Based Flexible Neural Networks with Bio-Realistic Synaptic Plasticity for Complex Combinatorial Optimization", Adv. Sci. 10, 2300659 (2023).
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9. T. Lee, K. Kim, H.-I. Kim, S.-H. Lee, J.-H. Bae, I. M. Kang, K. Kim, W.-Y. Lee, and J. Jang*, "Improved Negative Bias Stability of Sol–Gel-Processed SnO2 Thin-Film Transistors with Vertically Controlled Carrier Concentrations", ACS Appl. Electron. Mater. 5, 2670–2677 (2023).
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10. S. Oh, H. Kim, S. E. Kim, M.-H. Kim, H.-L. Park, and S.-H. Lee*, "Biodegradable and Flexible Polymer-Based Memristor Possessing Optimized Synaptic Plasticity for Eco-Friendly Wearable Neural Networks with High Energy Efficiency", Adv. Intell. Syst. 5, 2200272 (2023) (Selected as Editor's Choice)
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11. K. Kim, H.-I. Kim, T. Lee, W.-Y. Lee, J.-H. Bae, I. M. Kang, S.-H. Lee, K. Kim, J. Jang*, "Thickness dependence of resistive switching characteristics of the sol–gel processed Y2O3 RRAM devices", Semicond. Sci. Technol. 38, 045002 (2023).
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12. S. H. Lee, J. Park, G. U. Kim, G. E. Kang, J. H. Heo, S. R. Jeon, Y. J. Yoon, J. H. Seo, J. Jang, J.-H. Bae, S.-H. Lee, and I. M. Kang*, "Bulk-fin field-effect transistor-based capacitorless dynamic random-access memory and its immunity to the work-function variation effect", Jpn. J. Appl. Phys. 62, SC1016 (2023).
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2022
1. Z. Wang, S.-H. Jeon, Y.-J. Hwang, S.-H. Lee, J. Jang, I. M. Kang, D.-K. Kim, and J.-H. Bae*, "Physico-Chemical Origins of Electrical Characteristics and Instabilities in Solution-Processed ZnSnO Thin-Film Transistors", Coatings 12, 1534 (2022).
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2. H. D. An, S. H. Lee, J. Park, S. R. Min, G. U. Kim, Y. J. Yoon, J. H. Seo, M. S. Cho, J. Jang, J.-H. Bae, S.-H. Lee, and I. M. Kang*, "Design of a Capacitorless DRAM Based on a Polycrystalline-Silicon Dual-Gate MOSFET with a Fin-Shaped Structure", Nanomaterials 12, 3526 (2022)
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3. M. W. Park, D.-Y. Kim, U. An, J. Jang, J.-H. Bae, I. M. Kang, and S.-H. Lee*, "Organizing Reliable Polymer Electrode Lines in Flexible Neural Networks via Coffee Ring-Free Micromolding in Capillaries", ACS Appl. Mater. Interfaces 14, 46819–46826 (2022)
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4. H.-I. Kim, T. Lee, W.-Y. Lee, K. Kim, J.-H. Bae, I.-M. Kang, S.-H. Lee, K. Kim, and J. Jang*, "Improved Environment Stability of Y2O3 RRAM Devices with Au Passivated Ag Top Electrodes", Materials 15, 6859 (2022)
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5. Y.-J. Hwang, D.-K. Kim, S.-H. Jeon, Z. Wang, J. Park, S.-H. Lee, J. Jang, I. M. Kang, and J.-H. Bae*, "Importance of Structural Relaxation on the Electrical Characteristics and Bias Stability of Solution-Processed ZnSnO Thin-Film Transistors", Nanomaterials 12, 3097 (2022)
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6. S. R. Min, S. H. Lee, J. Park, G. U. Kim, G. E. Kang, J. H. Heo, Y. J. Yoon, J. H. Seo, J. Jang, J.-H. Bae, S.-H. Lee, and I. M. Kang*, "Simulation of CMOS logic inverter based on vertically stacked polycrystalline silicon nanosheet gate-all-around MOSFET and its electrical characteristics" Curr. Appl. Phys. 43, 106-115 (2022).
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7. S. H. Lee, J. Park, S. R. Min, G. U. Kim, J. Jang, J.-H. Bae, S.-H. Lee, and I. M. Kang*, "3-D stacked polycrystalline-silicon-MOSFET-based capacitorless DRAM with superior immunity to grain-boundary’s influence", Sci. Rep. 12, 14455 (2022).
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8. S. E. Kim, M.-H. Kim, J. Jang, H. Kim, S. Kim, J. Jang, J.-H. Bae, I. M. Kang, and S.-H. Lee*, "Systematic Engineering of Metal Ion Injection in Memristors for Complex Neuromorphic Computing with High Energy Efficiency", Adv. Intell. Syst. 4, 2200110 (2022).
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9. H. D. An, S. R. Min, S. H. Lee, J. Park, G. U. Kim, Y. J. Yoon, J. H. Seo, M. S. Cho, J. Jang, J.-H. Bae, S.-H. Lee, and I. M. Kang*, "Fabrication and Performances of Recessed Gate AlGaN/GaN MOSFETs with Si3N4/TiO2 Stacked Dual Gate Dielectric", J. Semicond. Technol. Sci. 22, 105-114 (2022).
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10. D.-K. Kim, K.-H. Seo, D.-H. Kwon, S.-H. Jeon, Y.-J. Hwang, Z. Wang, J. Park, S.-H. Lee, J. Jang, I. M. Kang, X. Zhang, and J.-H. Bae*, "Viable strategy to minimize trap states of patterned oxide thin films for both exceptional electrical performance and uniformity in sol–gel processed transistors", Chem. Eng. J. 441, 135833 (2022).
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11. W.-Y. Lee, K. Kim, S.-H. Lee, J.-H. Bae, I.-M. Kang, M. Park, K. Kim, and J. Jang*, "Room-Temperature High-Detectivity Flexible Near-Infrared Photodetectors with Chalcogenide Silver Telluride Nanoparticles" ACS Omega 7, 10262-10267 (2022).
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12. M.-H. Kim, S.-H. Lee, S. Kim, and B.-G. Park*, "A Fast Weight Transfer Method for Real-Time Online Learning in RRAM-Based Neuromorphic System", IEEE Access 10, 37030-37038 (2022).
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13. D.-W. Kim, H.-J. Kim, W.-Y. Lee, K. Kim, S.-H. Lee, J.-H. Bae, I.-M. Kang, K. Kim, and J. Jang*, "Enhanced Switching Reliability of Sol–Gel-Processed Y2O3 RRAM Devices Based on Y2O3 Surface Roughness-Induced Local Electric Field", Materials 15, 1943 (2022).
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14. H.-J. Kim, D.-W. Kim, W.-Y. Lee, K. Kim, S.-H. Lee, J.-H. Bae, I.-M. Kang, K. Kim, and J. Jang*, "Flexible Sol-Gel—Processed Y2O3 RRAM Devices Obtained via UV/Ozone-Assisted Photochemical Annealing Process", Materials 15, 1899 (2022).
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15. W.-Y. Lee, D. W. Kim, H. J. Kim, K. Kim, S.-H. Lee, J.-H. Bae, I.-M. Kang, K. Kim, and J. Jang*, "Environmentally and Electrically Stable Sol–Gel-Deposited SnO2 Thin-Film Transistors with Controlled Passivation Layer Diffusion Penetration Depth That Minimizes Mobility Degradation", ACS Appl. Mater. Interfaces 14, 10558–10565 (2022).
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16. S.-R. Min, M.-S. Cho, S.-H. Lee, J. Park, H.-D. An, G.-U. Kim, Y.-J. Yoon, J.-H. Seo, J.-W. Jang, J.-H. Bae, S.-H. Lee, and I.-M. Kang*, "Analysis for DC and RF Characteristics Recessed-Gate GaN MOSFET Using Stacked TiO2/Si3N4 Dual-Layer Insulator", Materials 15, 819 (2022).
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17. H.-L. Park, J. Jun, M.-H. Kim, and S.-H. Lee*, "Introduction of helical photonic crystal insulator in organic phototransistor for enhancing selective color absorption", Org. Electron. 100, 106385 (2022).
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2021
1. M.-H. Kim, H.-L. Park, M.-H. Kim, J. Jang, J.-H. Bae, I. M. Kang, and S.-H. Lee*, "Fluoropolymer-based organic memristor with multifunctionality for flexible neural network system", npj Flex. Electron. 5, 34 (2021).
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2. J. Yang, H. Lee, J. H. Jeong, T. Kim, S.-H. Lee, and T. Song*, "Circuit-Level Exploration of Ternary Logic Using Memristors and MOSFETs", IEEE Trans. Circuits Syst. I: Regul. Pap. 69, 707-720 (2021).
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3. K. Kim, C. Lee, W.-Y. Lee, D. W. Kim, H. J. Kim, S.-H. Lee, J.-H. Bae, I.-M. Kang, and J. Jang, "Enhanced switching ratio of sol–gel-processed Y2O3 RRAM device by suppressing oxygen vacancy formation at high annealing temperatures", Semicond. Sci. Technol. 37, 015007 (2021).
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4. H.-L. Park, M.-H. Kim, H. Kim, and S.-H. Lee*, "Self-Selective Organic Memristor by Engineered Conductive Nanofilament Diffusion for Realization of Practical Neuromorphic System", Adv. Electron. Mater. 7, 2100299 (2021).
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5. J. Park, M. S. Cho, S. H. Lee, H. D. An, S. R. Min, G. U. Kim, Y. J. Yoon, J. H. Seo, S.-H. Lee, J. Jang, J.-H. Bae, and I. M. Kang*, "Design of Capacitorless DRAM Based on Polycrystalline Silicon Nanotube Structure", IEEE Access 9, 163675-163685 (2021).
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6. H.-L. Park, S. Kang, J.-H. Suh, S.-D. Lee, and S.-H. Lee*, "Balance of surface energy difference between wetting and dewetting regions for patterning solution-processed organic light-emitting diode", Org. Electron. 95, 106203 (2021).
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7. H.-J. Kim, D.-W. Kim, W.-Y. Lee, S.-H. Lee, J.-H. Bae, I.-M. Kang, J. Jang*, "Improved Negative Bias Stress Stability of Sol–Gel-Processed Li-Doped SnO2 Thin-Film Transistors", Electronics 10, 1629 (2021).
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8. G. Lee, H.-L. Park, S.-H. Lee, M.-H. Kim, and S.-D. Lee*, "Enhancement of Charge Injection in Organic Field-Effect Transistors Through Semiconducting Organic Buffer Layer", J. Nanosci. Nanotechnol. 21, 3923-3928 (2021).
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2020
1. H.-L. Park, M.-H. Kim, and S.-H. Lee*, "Control of conductive filament growth in flexible organic memristor by polymer alignment", Org. Electron. 87, 105927 (2020).
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2. S.-H. Lee*, H.-L. Park, M.-H. Kim, M.-H. Kim, B.-G. Park, and S.-D. Lee, "Realization of Biomimetic Synaptic Functions in a One-Cell Organic Resistive Switching Device Using the Diffusive Parameter of Conductive Filaments", ACS Appl. Mater. Interfaces 12, 51719–51728 (2020).
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3. H.-L. Park, M.-H. Kim, M.-H. Kim, and S.-H. Lee*, "Reliable organic memristors for neuromorphic computing by predefining a localized ion-migration path in crosslinkable polymer", Nanoscale 12, 22502-22510 (2020).
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4. H.-L. Park, M.-H. Kim. and S.-H. Lee*, "Introduction of Interfacial Load Polymeric Layer to Organic Flexible Memristor for Regulating Conductive Filament Growth", Adv. Electron. Mater. 6, 2000582 (2020).
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5. S. Kang, S.-H. Lee, and S.-D. Lee*, "P-211: Late-News-Poster: Quantum Dot Patterns in Molecularly Ordered Matrix for Emissive Displays with Wide Color Gamut", SID 51, 1779-1782 (2020).
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~ 2019
1. S.-H. Lee, H.-L. Park, M.-H. Kim, S. Kang, and S.-D. Lee*, "Interfacial Triggering of Conductive Filament Growth in Organic Flexible Memristor for High Reliability and Uniformity", ACS Appl. Mater. Interfaces 11, 30108–30115 (2019).
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2. S.-H. Lee, H.-L. Park, S. Kang, M.-H. Kim, and S.-D. Lee*, "Organic thin-film transistors with liquid crystalline polymer insulator integrated for solution-processed organic light-emitting devices", Semicond. Sci. Technol. 34, 105012 (2019).
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3. S. H. Lee, S.-H. Lee, S.-U. Kim, S. Kang, and S.-D. Lee*, "Concept of chiral image storage and selection based on liquid crystals by circular polarization", Opt. Express 27, 11661-11672 (2019).
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4. H.-L. Park, S.-H. Lee, M.-H. Kim, and H. Kim*, "Effect of photoresponsive polymer gate insulators on performance of poly(4-vinylphenol)-based organic phototransistors" Semicond. Sci. Technol. 34 075006 (2019).
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5. S.-H. Lee, H.-L. Park, C.-M. Keum, I.-H. Lee, M.-H. Kim, and S.-D. Lee*, "Organic Flexible Memristor with Reduced Operating Voltage and High Stability by Interfacial Control of Conductive Filament Growth", Phys. Status Solidi RRL 3, 1900044 (2019).
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6. I.-H. Lee, E.-S. Yu, S.-H. Lee, and S.-D. Lee*, "Full-coloration based on metallic nanostructures through phase discontinuity in Fabry-Perot resonators", Opt. Express 27, 33098-33110 (2019).
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7. S.-H. Lee, H. Kim, H.-L. Park, S. Kang, and S.-D. Lee*, "Solution-processed organic light-emitting diode in high-resolution line patterns by scalable wetting modification", Org. Electron. 73, 332-336 (2019).
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8. S. Kang, B.-Y. Lee, S.-H. Lee, and S.-D. Lee*, " High Resolution Micro-patterning of Stretchable Polymer Electrodes through Directed Wetting Localization", Sci. Rep. 9, 13066 (2019).
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9. S.-H. Lee, I.-H. Lee, C.-M. Keum, M.-H. Kim, C. Kim, and S.-D. Lee*, "Flexible multi-level resistive memory with high current ratio by electrical triggering into insulating layer", Org. Electron. 51, 357-361 (2017).
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10. E.-S. Yu, S.-H. Lee, Y.-G. Bae, J. Choi, D. Lee, C. Kim, T. Lee, S.-Y. Lee, S.-D. Lee, and Y.-S. Ryu*, "Highly Sensitive Color Tunablility by Scalable Nanomorphology of a Dielectric Layer in Liquid-Permeable Metal–Insulator–Metal Structure", ACS Appl. Mater. Interfaces 10, 38581–38587 (2018).
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11. G. Lee, I.-H. Lee, H.-L. Park, S.-H. Lee, J. Han, C. Lee, C.-M. Keum, and S.-D. Lee*, "Vertical organic light-emitting transistor showing a high current on/off ratio through dielectric encapsulation for the effective charge pathway", J. Appl. Phys. 121, 024502 (2017).
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12. C.-M. Keum, W.-W. Noh, S.-H. Lee, M.-H. Kim, and S.-D. Lee*, "Vapor Pressure Effect on Electrical Properties of Solution-Processed Organic Field-Effect Transistors", Sci. Adv. Mater. 9, 290-295 (2017).
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13. H.-L. Park, I.-H. Lee, C.-M. Keum, S.-H. Lee, and S.-D. Lee*, "Effect of morphological and physicochemical properties of dielectric-organic semiconductor interfaces on photoresponse of organic phototransistors", Thin Solid Films 619, 297-301 (2016).
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14. W.-W. Noh, S.-H. Lee, G. Lee, I.-H. Lee, H.-L. Park, M.-H. Kim, and S.-D. Lee*, "Dependence of Bias Stress on Hydrophobicity of Gate Insulator in Solution-Processed Organic Thin-Film Transistors", J. Nanosci. Nanotechnol. 16, 8618-8621 (2016).
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15. S.-H. Lee, I.-H. Lee, J. Kim, C.-M. Keum, E.-S. Yu, and S.-D. Lee*, "Electrowetting-on-Dielectric Device Controlled by Embedded Undulating Electrode for Liquid Transport", J. Nanosci. Nanotechnol. 16, 6455-6458 (2016).
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16. C.-M. Keum, I.-H. Lee, S.-H. Lee, G. Lee, M.-H. Kim, and S.-D. Lee*, "Quasi-surface emission in vertical organic light-emitting transistors with network electrode", Opt. Express 12, 14750-14756 (2014).
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17. I.-H. Lee, S.-H. Lee, C.-M. Keum, S.-U. Kim, and S.-D. Lee*, "Combinatorial color arrays based on optical micro-resonators in monolithic architecture", Opt. Express 22, 15320-15327 (2014).
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