Graduate School

Introduction Faculty Curriculumn

Department of New and Renewable Energy Convergence

홈 영문-일반대학원 Department Department of New and Renewable Energy Convergence Faculty

Name	Koo, Hyung-Jun
MAJOR	Functional Soft Materials/Energy Devices/Sensors
TEL	02-970-6611
E-mail	hjkoo@seoultech.ac.kr

Biography

1997. 03 - 2004. 02 Seoul National University (BS)
2004. 03 - 2006. 02 Seoul National University (MS)
2007. 08 - 2012. 08 NC State University (Ph.D)

Careers

2006. 03 - 2007. 05 KIST / Researcher
2012. 08 - 2014. 08 University of Illinois at Urbana-Champaign / Postdoctoral researcher
2014. 09 - 현재 Seoul National University of Sci. and Tech. / Assistant Professor

Research Areas

- Functional soft materials (e.g. Hydrogels, polymers, elastomers etc.)
- Microfluidic devices
- Liquid metal and its applications
- Smart sensors
- Electronic and energy device applications (solar cells, supercapacitors, ionic current diodes, memory devices, etc)

Journal Papers

◾ The Dielectrophoretic Alignment of Biphasic Metal Fillers for Thermal Interface Materials, Polymers, 2023구형준

◾ Liquid-Metal Core-Shell Particles Coated with Folate and Phospholipids for Targeted Drug Delivery and Photothermal Treatment of Cancer Cells, NANOMATERIALS, vol.13 No.13, 2023구형준

◾ Sequentially Coated Wavy Nanowire Composite Transparent Electrode for Stretchable Solar Cells, ACS APPLIED MATERIALS & INTERFACES, vol.15 No.10 pp.13656~13667, 2023구형준

◾ Application of poly (vinyl alcohol)-cryogels to immobilizing nitrifiers: Enhanced tolerance to shear stress-induced destruction and viability control, SCIENCE OF THE TOTAL ENVIRONMENT, vol.855, 2023구형준

◾ Recent progress on micro- and nanoparticles of gallium-based liquid metals: From preparation to applications, JOURNAL OF INDUSTRIAL AND ENGINEERING CHEMISTRY, vol.116 pp.120~141, 2022구형준

◾ Textile-Based Wearable Sensor for Skin Hydration Monitoring, SENSORS, vol.22 No.18, 2022구형준

◾ Imbibition-induced selective wetting of liquid metal, NATURE COMMUNICATIONS, vol.13 No.1, 2022구형준

◾ A fully textile-based skin pH sensor, JOURNAL OF INDUSTRIAL TEXTILES, 2022구형준

◾ Alcohol-sensing microfiber: Dependence of conductance of a hydrated composite fiber on normal aliphatic alcohol, Chemical Engineering Journal, vol.430, 2022구형준

◾ Effect of Surrounding Solvents on Interfacial Behavior of Gallium-Based Liquid Metal Droplets, MATERIALS, vol.15 No.3, 2022구형준

◾ Toward Eco-Friendly Dye-Sensitized Solar Cells (DSSCs): Natural Dyes and Aqueous Electrolytes, Energies, 2021구형준

◾ Exosome-mediated diagnosis of pancreatic cancer using lectin-conjugated nanoparticles bound to selective glycans, Biosensors and Bioelectronics, vol.177, 2021구형준

◾ Eco-Friendly Dye-Sensitized Solar Cells Based on Water-Electrolytes and Chlorophyll, Materials, vol.14 No.9, 2021구형준

◾ Manipulation of light transmission from stable magnetic microrods formed by the alignment of magnetic nanoparticles, RSC Advances, 2021구형준

◾ Alginate-chitosan Hydrogel Patch with Beta-glucan Nanoemulsion for Antibacterial Applications, Biotechnology and Bioprocess Engineering, 2021구형준

◾ Dielectrophoretic Manipulation of Janus Particle in Conductive Media for Biomedical Applications, Biotechnology Journal, vol.15 No.12, 2020구형준

◾ Impedance study on humidity dependent conductivity of polymer composites with conductive nanofillers, COMPOSITES PART B-ENGINEERING, vol.202, 2020구형준

◾ Study and Evaluation of the Potential of Lipid Nanocarriers for Transdermal Delivery of siRNA, Biotechnology Journal, vol.15 No.12, 2020구형준

◾ Facile fabrication of polyaniline films with hierarchical porous networks for enhanced electrochemical activity, JOURNAL OF INDUSTRIAL AND ENGINEERING CHEMISTRY, vol.86 pp.81~89, 2020구형준

◾ Facile fabrication and photocatalytic activity of Ag/AgI/rGO films, Korean Journal of Chemical Engineering, 2019구형준

◾ Thermophoretic Control of Particle Transport in a Microfluidic Channel, Korean Chemical Engineering Research(HWAHAK KONGHAK), vol.57 No.5 pp.730~734, 2019구형준

◾ A Humidity‐Sensing Composite Microfiber Based on Moisture‐Induced Swelling of an Agarose Polymer Matrix, Polymer composites, 2019구형준

◾ Dielectrophoresis for control of particle transport: Theory, electrode designs and applications, Korean Chemical Engineering Research, vol.57 No.2 pp.149~163, 2019구형준

◾ pH Dependent Swelling Behavior of Poly(2-hydroxyethyl methacrylate)-Based Copolymer Hydrogels, POLYMER-KOREA, vol.43 No.2 pp.181~187, 2019구형준

◾ Large-area fabrication of microlens arrays by using self-pinning effects during the thermal reflow process, OPTICS EXPRESS, vol.27 No.3 pp.3439~3447, 2019구형준

◾ A conducting composite microfiber containing graphene/silver nanowires in an agarose matrix with fast humidity sensing ability, Polymer, vol.164 pp.1~7, 2019구형준

◾ Quantification of Unknown Nanoscale Biomolecules Using the Average-Weight-Difference Method, APPLIED SCIENCES-BASEL, vol.9 No.1, 2019구형준

◾ Synthesis and Functionalization of β-Glucan Particles for the Effective Delivery of Doxorubicin Molecules, ACS Omega, 2019구형준

◾ An Electric Double-Layer Capacitor Based on Eutectic Gallium-Indium Liquid Metal Electrodes, 한국수소및신에너지학회논문집, vol.29 No.6 pp.627~634, 2018구형준

◾ Chemoresistance of cancer cells: Requirements of tumor microenvironment-mimicking in vitro models in anti-cancer drug development, Theranostics, vol.8 No.19 pp.5259~5275, 2018구형준

◾ Oxygen-Carrying Micro/Nanobubbles: Composition, Synthesis Techniques and Potential Prospects in Photo-Triggered Theranostics, MOLECULES, vol.23 No.9, 2018구형준

◾ Cytotoxicity of Gallium-Indium Liquid Metal in an Aqueous Environment, ACS APPLIED MATERIALS INTERFACES, vol.10 No.20 pp.17448~17454, 2018구형준

◾ Conductive biomaterials for tissue engineering applications, Journal of Industrial and Engineering Chemistry, vol.51 pp.12~26, 2017구형준

◾ Flexible and Wearable Fiber Microsupercapacitors Based on Carbon Nanotube-Agarose Gel Composite Electrodes, ACS Applied Materials & Interfaces, vol.9 No.23 pp.19925~19933, 2017구형준

◾ Design and characterization of hydrogel-based microfluidic devices with biomimetic solute transport networks, Biomicrofluidics, vol.11 No.2 , 2017구형준

◾ Qualitative degradation of the pesticide coumaphos in solution, controlled aerosol, and solid phases on quaternary ammonium fluoride polymer brushes, Polymers for Advanced Technologies, vol.28 No.1 pp.73~79, 2017구형준

◾ Role of network geometry on fluid displacement in microfluidic color-changing windows, Smart Structures and Systems, An International Journal, vol.18 No.5 pp.865~884, 2016구형준

◾ Improvement of Dye-Hydrogel Based Photovoltaics via Hydroquinone Electrolyte Mediators, Trans. of the Korean Hydrogen and New Energy Society, vol.27 No.5 pp.540~546, 2016구형준

◾ Study on the Electrochemical Characteristics of a EGaIn Liquid Metal Electrode for Supercapacitor Applications, 한국수소및신에너지학회논문집, vol.27 No.2 pp.176~181, 2016구형준

◾ Highly Stretchable and Transparent Microfluidic Strain Sensors for Monitoring Human Body Motions, ACS Applied Materials & Interfaces, vol.7 No.49 pp.27562~27570, 2015구형준

◾ Autonomic Molecular Transport by Polymer Films Containing Programmed Chemical Potential Gradients, JOURNAL OF THE AMERICAN CHEMICAL SOCIETY, vol.137 No.15 pp.5066~5073, 2015구형준

◾ Selective Wetting-Induced Micro-Electrode Patterning for Flexible Micro-Supercapacitors, ADVANCED MATERIALS, vol.26 No.30 pp.5108~5112, 2014구형준

◾ Polymer Brushes Patterned with Micrometer-Scale Chemical Gradients Using Laminar Co-Flow, ACS APPLIED MATERIALS INTERFACES, vol.6 No.16 pp.14320~14326, 2014구형준

◾ General Method for Forming Micrometer-Scale Lateral Chemical Gradients in Polymer Brushes, CHEMISTRY OF MATERIALS, vol.26 No.8 pp.2678~2683, 2014구형준

◾ Facile fabrication of graphene composite microwires via drying-induced size reduction of hydrogel filaments, RSC ADVANCES, vol.4 No.40 pp.20927~20931, 2014구형준

◾ Regenerable Photovoltaic Devices with a Hydrogel-Embedded Microvascular Network, SCIENTIFIC REPORTS, vol.3, 2013구형준

◾ Ionic current devices-Recent progress in the merging of electronic, microfluidic, and biomimetic structures, BIOMICROFLUIDICS, vol.7 No.3, 2013구형준

◾ Biomimetic photocatalytic reactor with a hydrogel-embedded microfluidic network, JOURNAL OF MATERIALS CHEMISTRY A, vol.1 No.37 pp.11106~11110, 2013구형준

◾ Ionic Current Rectification in Soft-Matter Diodes with Liquid-Metal Electrodes, ADVANCED FUNCTIONAL MATERIALS, vol.22 No.3 pp.625~631, 2012구형준

◾ Stable anatase TiO2 coating on quartz fibers by atomic layer deposition for photoactive light-scattering in dye-sensitized solar cells, NANOSCALE, vol.4 No.15 pp.4731~4738, 2012구형준

◾ Towards All-Soft Matter Circuits: Prototypes of Quasi-Liquid Devices with Memristor Characteristics, ADVANCED MATERIALS, vol.23 No.31 pp.3559~3559, 2011구형준

◾ Aqueous soft matter based photovoltaic devices, JOURNAL OF MATERIALS CHEMISTRY, vol.21 No.1 pp.72~79, 2011구형준

◾ Ion-Current Diode with Aqueous Gel/SiO2 Nanofilm Interfaces, SMALL, vol.6 No.13 pp.1393~1397, 2010구형준

◾ Fabrication of heterosensitizer-junction dye-sensitized solar cells, APPLIED PHYSICS LETTERS, vol.92 No.14, 2008구형준

◾ Size-dependent scattering efficiency in dye-sensitized solar cell, INORGANICA CHIMICA ACTA, vol.361 No.3 pp.677~683, 2008구형준

◾ Nano-embossed hollow spherical TiO(2) as bifunctional material for high-efficiency dye-sensitized solar cells, ADVANCED MATERIALS, vol.20 No.1 pp.195~195, 2008구형준

◾ On the I-V measurement of dye-sensitized solar cell: Effect of cell geometry on photovoltaic parameters, SOLAR ENERGY MATERIALS AND SOLAR CELLS, vol.91 pp.1749~1754, 2007구형준

Conference Papers

◾ Ji Hye Kim, sooyoung kim, Sanghyuk Wooh, Jiung Cho,Michael Dickey, Ju-Hee So, Hyung-Jun Koo, Imbibition-induced Autonomous Wetting of Liquid Metal, 미국재료학회추계학술대회, Hynes Convention Center, Boston, USA, 2023구형준

◾ 김동혁, 김지혜, 구형준, PEDOT:PSS Stretchable Transparent Electrode for Stretchable Device, 한국고분자학회추계학술대회초록집, 제주ICC, 2023구형준

◾ 김지혜, 구형준, Interfacial Characteristics of Gallium-Indium Liquid Metal as Counter Electrode for Flexible Perovskite Solar Cells, 한국고분자학회추계학술대회초록집, 제주ICC, 2023구형준

◾ 박다인, 이양우, 원종빈, 구형준, Liquid Metal Electrodes for Scalable CO2 Electrocatalytic Reduction to Carbonaceous Materials, 한국고분자학회추계학술대회초록집, 제주 ICC, 2023구형준

◾ 이양우, Kubra Akyildiz, 소주희, 구형준, Fabrication of Flexible Thermal Interface Materials with Enhanced Anisotropic Thermal Conductivity through Dielectrophoresis, 한국고분자학회추계학술대회초록집, 제주ICC, 2023구형준

◾ 김성현, 김동혁, 원종빈, 구형준, Hydrogel-based Power Source Based on Salt Concentration Gradient, 한국고분자학회추계학술대회초록집, 제주ICC, 2023구형준

◾ 최민영, 김지혜, 소주희, 김성곤, 구형준, A Highly Stretchable Textile-based Supercapacitor with Liquid Metal Electrode, 한국고분자학회추계학술대회초록집, 제주ICC, 2023구형준

◾ 배지인, 최민영, 소주희, 구형준, Capacitive Gas Sensor for Volatile Organic Compounds (VOCs) Detection Based on the Conductive Textile Electrodes, 한국고분자학회축계학술대회초록집, 제주ICC, 2023구형준

◾ 이양우, Kubra Akyildiz, 최종훈, 김교범, 구형준, Dielectrophoretic Separation of Pancreatic Cancer Derived Exosomes Using Biomolecule Conjugative Janus Particles, 고분자학회춘계학술대회, 대전컨벤션센터, 2023구형준

◾ 김지혜, 구형준, 김수영, 김현진, 우상혁, 조지웅, 소주희, Michael D. Dickey, Spontaneous and Selective Wetting of Gallium-Based Liquid Metal Induced by Imbibition, 고분자학회춘계학술대회, 대전컨벤션센터, 2023구형준

◾ 최민영, 구형준, 이민지, 소주희, Flexible Potentiometric pH Sensor Based on Textile Electrode, 고분자학회춘계학술대회, 대전컨벤션센터, 2023구형준

◾ 원종빈, 구형준, Electrochemical Low-grade Waste Heat Harvesting Enhanced by Hydrogel Electrolyte, 고분자학회춘계학술대회, 대전컨벤션센터, 2023구형준

◾ 김동혁, 김지혜, 구형준, PEDOT:PSS Electrode for Stretchable Perovskite Solar Cell, 고분자학회 춘계학술대회, 대전컨벤션센터, 2023구형준

◾ 박다인, 이양우, 원종빈, 구형준, Electrochemical CO2-C Conversion Based on Liquid Metal Electrodes, 고분자학회춘계학술대회, 대전컨벤션센터, 2023구형준

◾ 이양우 쿠브라 이민지 최종훈 김교범 구형준, Manipulation of Janus Particles with Various Biomolecule Conjusgations by Dielectrophoresis, 고분자학회, 대구컨벤션센터, 2022구형준

◾ 원종빈 구형준, Gel Electrolyte Based Thermally Regenerative Electrochemical, 고분자학회 추계학술대회, 대구컨벤션센터, 2022구형준

◾ 김동혁 김지혜 구형준, Stretchable PEDOT:PSS electrode for perovskite solar cell, 고분자학회 추계학술대회, 대구컨벤션센터, 2022구형준

◾ 최민영 구형준 소주희 이민지, A flexible pH sensor based on a textile electrode for monitioring of the human skin from chronic wound, 고분자학회 추계학술대회, 대구컨벤션센터, 2022구형준

◾ 박다인 구형준 이양우 원종빈, Electrochemical CO2 Reduction Based on Liquid Metal Electrodes for Carbon Neutrality, 고분자학회 추계학술대회, 대구컨벤션센터, 2022구형준

◾ 박다인 이양우 구형준, Electrochemical reduction CO2 via electrocatalyst supported liquid metal electrode, Materials Challenges in Alternative and Renewable Energy 2022, The Westin Josun Busan, 2022구형준

◾ 이양우 쿠브라 이민지 최종훈 김교범 구형준, Different Dielectrophoretic Behavior of Janus Particles with Various Biomolecule Conjugations and Electrical Conditions, Materials Challenges in Alternative and Renewable Energy 2022, The Westin Josun Busan, 2022구형준

◾ 최민영 김지혜 이민지 소주희 구형준, Polyaniline (PANI) based capacitors and sensor, Materials Challenges in Alternative and Renewable Energy 2022, The Westin Josun Busan, 2022구형준

◾ 김동혁 김지혜 구형준, PEDOT: PSS electrode for energy devices, Materials Challenges in Alternative and Renewable Energy 2022, The Westin Josun Busan, 2022구형준

◾ 원종빈 구형준, Gell Type Cell for Thermally Regenerative Electrochemical Cycle, Materials Challenges in Alternative and Renewable Energy 2022, The Westin Josun Busan, 2022구형준

◾ 김동혁 김지혜 구형준, Fabrication of stretchable electrode for Perovskite Solar Cell, 한국고분자학회 춘계학술대회, 대전컨벤션센터, 2022구형준

◾ 최민영 이민지 구형준 소주희, A Fully-Textile-Based Skin pH Sensor, 한국고분자학회 춘계학술대회, 대전컨벤션센터, 2022구형준

◾ 이양우 쿠브라 구형준 최종훈 김교범, Dielectrophoretic Behavior of Biomolecule-Conjugated Janus Particles, 한국고분자학회 춘계학술대회, 대전컨벤션센터, 2022구형준

◾ 박다인 이양우 구형준, Scale-up of Electrocatalytic Reduction of CO2 to Carbonaceous Materials Based on Liquid Metal Electrodes, 한국고분자학회 춘계학술대회, 대전컨벤션센터, 2022구형준

◾ Kubra Akyildiz 이양우 이민지 박다인 구형준 최종훈 김교범, Dielectrophoretic Behavior of Janus Particles with and without Biomolecule Conjugation, 한국고분자학회 초록집, 경주, 2021구형준

◾ 김동혁 구형준 김지혜, Eco-Friendly Dye-Sensitized Solar Cells Based on Water-Electrolytes and Chlorophyll, 한국고분자학회 초록집, 경주, 2021구형준

◾ 구형준, Humidity-dependent Electrical Conductance of Carbon/Polymer Composite Micro-Fibers, 한국고분자학회 추계학술대회 초록집, 경주, 2021구형준

◾ 박다인 구형준 이양우, Scale-up of Electrocatalytic Reduction of CO2 to Carbonaceous Materials Based on Liquid Metal Electrodes, 한국고분자학회 초록집, 경주, 2021구형준

◾ 김지혜 김수영 김현진 우상혁 Michael D. Dickey 조지웅 소주희 구형준, Spontaneous, Selective Wetting of Liquid Metal Induced by Surface Topography on a Metallic Surface, 한국고분자학회 추계학술대회 초록집, 경주, 2021구형준

◾ 김지혜 구형준 윤현식 소주희 김성곤 최종훈, Facile Fabrication of Polyaniline Films with Hierarchical Porous Networks for Enhanced Electrochemical Activity, 한국화학공학회 춘계학술대회 초록집, 부산BEXCO, 2021구형준

◾ 이원정 김교범 Akyildiz Kubra 구형준, Development of injectable composite hydrogels containing eutectic gallium-indium liquid metal and anti-cancer drug for photothermal and photodynamic treatment, 한국화학공학회 춘계학술대회 초록집, 부산BEXCO, 2021구형준

◾ Akyildiz Kubra 구형준 이민지 최종훈 김교범, Dielectrophoretic Behavior of Janus Particles and Biomolecule-Conjugated Janus Particles, 한국화학공학회 춘계학술대회 초록집, 부산BEXCO, 2021구형준

◾ 구형준, Humidity and alcohol sensors based on carbon/agarose gel composite micro-fibers, 한국화학공학회 춘계학술대회초록집, 부산BEXCO, 2021구형준

◾ Kubra Akyildiz 구형준 이민지 최종훈 김교범, Dielectrophoretic Behavior of Janus Particles and Biomolecule-Conjugated Janus Particles, 한국고분자학회 초록집, 대전, 2021구형준

◾ 김지혜 구형준 김성곤 소주희 윤현식 최종훈, Facile Fabrication of Polyaniline Films with Hierarchical Porous Networks for Enhanced Electrochemical Activity, 한국고분자학회 초록집, 대전, 2021구형준

◾ 구형준, Interfacial Properties of Gallium-Based Liquid Metal Alloys: Cytotoxicity and Wetting, 한국고분자학회 초록집, 대전, 2021구형준

◾ Hyung-Jun Koo, Ji-Hye Kim, Ju-Hee So, Sung-Kon Kim, Facile Fabrication of a Polyaniline Electrode with a Hierarchical, 3-D Porous Network for HighPerformance Supercapacitors, 2020 Virtual MRS Spring/Fall Meeting, Online, 2020구형준

◾ Minyoung Choi, Sooyoung Kim, Jongwon Lee, Ju-Hee So, Hyung-Jun Koo, A Screen-Printable Ph Sensor for Smart Textiles, 2020 Virtual MRS Spring/Fall Meeting, Online, 2020구형준

◾ 구형준, Sensors and energy devices based on Carbon/Agarose gel composite micro-fibers, 한국생체재료학회 추계학술대회 초록집, 온라인, 2020구형준

◾ 최민영 구형준 이민지 김수영 소주희, Polyaniline (PANI)-based Textile pH Sensor for Monitoring of Chronic Wounds, 한국고분자학회 추계학술대회 초록집, 온라인, 2020구형준

◾ Kubra akyildiz 구형준 이민지 최종훈 김교범, Dielectrophoretic Behavior of Janus Particles and Biomolecule-Conjugated Janus Particles, 한국고분자학회 추계학술대회 초록집, 온라인, 2020구형준

◾ 김지혜 구형준 소주희 김성곤 최종훈, Facile Fabrication of Polyaniline Films with Hierarchical Porous Networks for Enhanced Electrochemical Activity, 한국고분자학회 추계학술대회 초록집, 온라인, 2020구형준

◾ 이민지, 원종빈, 정대호, 이다솜, 구형준, Behavior and Separation of Janus Particles by Dielectrophoretic, 한국고분자학회 추계학술대회 초록집, 제주도ICC, 2019구형준

◾ 김수영, 구형준, pH Dependent Swelling Behavior of Poly(2-hydroxyethyl methacrylate)-based Copolymer Hydrogels, 한국고분자학회 추계 학술대회 초록집, 제주도ICC, 2019구형준

◾ 김지혜, 소주희, 김성곤, 구형준, Compositional and Morphological Study on a Polyaniline (PANI) Hydrogel for a 3-D Porous Electrode, 한국고분자학회 추계학술대회 초록집, 제주도ICC, 2019구형준

◾ 박예진, 이양우, 소주희, 김성곤, 염봉준, 구형준, Humidity-Sensing Composite Microfibers Containing Conducting Nanofillers and Impedance Study on their Opposite Humidity Response, 한국고분자학회 추계학술대회 초록집, 제주도ICC, 2019구형준

◾ 박예진, 이양우, 구형준, 염봉준, Fabrication of a Microfiber with Conducting Fillers Embedded in an Agarose Matrix as a Humidity Sensor, 한국화공학회 추계학술대회 초록집, 대구, 2018구형준

◾ 김지혜, 김성준, 김교범, 구형준, 소주희, Released ions and cytotoxicity study of eutectic gallium-indium(EGaIn) liquid metal in aqueous environment, 한국화공학회 추계학술대회 초록집, 대구, 2018구형준

◾ 이민지, 김지혜, 윤수창, 남상훈, 구형준, Preparation and Optimization of 3-D Porous Polyaniline Hydrogel Electrodes for Electrochemical Applications, 한국화공학회 추계학술대회 초록집, 대구, 2018구형준

◾ 김수영, 구형준, PH dependent swelling behavior of poly(2-hydroxyethyl methacrylate)-based copolymer hydrogels, 한국화공학회 추계학술대회 초록집, 대구, 2018구형준

◾ 김지혜, 김교범, 구형준, Cytotoxicity study of eutectic gallium-indium (EGaIn) liquid metal by analyzing the released ions in aqueous environment, 한국고분자학회 춘계학술대회 초록집, 대전, 2018구형준

◾ 김지혜, 박예진, 구형준, Compositional Engineering of Polyaniline Hydrogel Electrodes for Electrochemical Applications, 한국고분자학회 춘계학술대회 초록집, 대전, 2018구형준

◾ 이양우, 이민지, 구형준, Hydrogel Composite Microfibers with Conducting Fillers and Its Humidity Sensing Ability, 한국고분자학회 춘계학술대회 초록집, 대전, 2018구형준

◾ Hyung-Jun KOO; Sung-Kon KIM; Ju-Hee SO, Carbon/agarose gel composite micro-fibers: humidity sensors and super-capacitors, IEEE-Nanomed 2017, Shenzhen, China, 2017구형준

◾ Yang Woo Lee, Bongjun Yeom, Ju-Hee So, Hyung-Jun Koo, Graphene/Ag-Nanowire Composite Conductive Microfibers with Humidity Sensing Ability, MRS Fall Meeting 2017, Boston, MA, USA, 2017구형준

◾ Ji Hye Kim, SungJun Kim, Kyobum Kim, Hyung-Jun Koo, Cytotoxicity Study of Eutectic Gallium-Indium (EGaIn) Liquid Metal in Aqueous Environment, MRS Fall Meeting 2017, Boston, MA, USA, 2017구형준

◾ 구형준, 김성곤*, Paul V. Braun, Humidity Sensors and Micro-supercapacitors Based on Carbon/Agarose Gel Composite Fibers, 고분자학회 추계학술대회, 제주도, 2017구형준

◾ 이양우, 구형준, Fabrication of Hydrogel Composite Microfibers with Hydrophilic Conducting Fillers and Its Sensing Ability, 고분자학회 추계학술대회, 제주도, 2017구형준

◾ 김지혜, 구형준, Preparation of Polyaniline Hydrogel Electrodes for Electrochemical Applications, 고분자학회 추계학술대회, 제주도, 2017구형준

◾ 서효진, 구형준, Chemical Gradients Formation on pHEMA surface, 고분자학회 춘계학술대회, 대전, 2017구형준

◾ 김지혜, 구형준, An empirical study on the characteristics of the polyanilin hydrogels for electrochemical applications, 고분자학회 춘계학술대회, 대전, 2017구형준

◾ 이양우, 구형준, Fabrication of CNT Composite Microwires and its Gas Sensing Ability, 고분자학회 춘계학술대회, 대전, 2017구형준

◾ Hyung-Jun Koo, Braun V. Paul, Kristopher V. Waynant, Chunjie Zhang, Chemical Gradients Formation on Polymer Surfaces for Directed Molecular Transport, Pacific Rim Symposium on Surfaces, Coatings & Interfaces, Hapuna Beach Prince Hotel, 2016구형준

◾ Hyung-Jun Koo, Sung-Kon Kim, Braun V. Paul, Facile Fabrication of Graphene Composite Microwires via Drying-induced Size Reduction of Hydrogel Filaments, The 10th Asian-Australasian Conference on Composite Materials, 부산 Bexco, 2016구형준

◾ 구형준, 이양우, 미세유체 구조를 이용한 재생 가능 수화젤 태양전지, 한국에너지학회 추계학술발표회, 부산 BEXCO, 2016구형준

◾ Hyung-Jun Koo, Sung-Kon Kim, Braun V. Paul, Jiung Cho, Simple fabrication of graphene composite microwires by drying-induced size reduction of hydrogel fibers., 90th ACS Colloid and Surface Science Symposium, Harvard Univ., 2016구형준

◾ Sun Geun Yoon, Sung Min Lee, Hyung-Jun Koo, Suk Tai Chang, Highly Sensitive and Transparent Motion Detecting Sensor Based on Microfluidic Techniques, Materials Research Society (MRS) Fall Meeting, Hynes convention center, Boston, 2015구형준

◾ 구형준, Chemical gradients formation for directed molecular transport, 한국 고분자 학회 추계 학술대회, 대구 컨벤션 센터, 2015구형준

◾ Orlin D Velev, Hyung-Jun Koo, Daniel Morales, Etienne Palleau, Michael D Dickey, Reverse Engineering of Live Tissue Operation in Hydrogel Devices Combining Microfluidics and Ionic Electronics, 2014 MRS fall meeting, Boston, MA, USA, 2014구형준

◾ 구형, Microfluidic hydrogel: A new platform for efficient solution supply, 2014년도 가을총회 및 학술대회, 대전컨벤션센터, 2014구형준

◾ 구형준, General Microfluidic Methods for Formation of Micron-Scale Chemical Gradients in Polymer Brushes, 2014년도 추계총회 및 학술대회, 제주 ICC, 2014구형준

◾ Sung-Kon Kim, Hyung-Jun Koo, Aeri Lee, Paul V Braun, Flexible Micro-Capacitors Through Microtransfer Molding, 2014 MRS Spring meeting, San Francisco, CA, USA, 2014구형준

◾ Chunjie Zhang, Amit Sitt, Hyung-Jun Koo, Kristopher Waynant, Henry Hess, Brian Pate, Paul Braun, Hydrogels Containing Built-In Mesoscale Chemical Potential Gradients: Route to Autonomous Molecular Processors, 2014 MRS spring meeting, San Francisco, CA, USA, 2014구형준

◾ Aeri Lee, Hyung-Jun Koo, Kristopher Waynant, Chunjie Zhang, Paul V. Braun, Micrometer-Scale Polymer Brush Gradients Formed via Microfluidic Co-Flow, 2014 MRS spring meeting, San Francisco, CA, USA, 2014구형준

◾ Facile Methods for Formation of Micron-scale Brush Gradients, MRS Fall Meeting, 2013구형준

◾ Directed molecular transport and separation by thin hydrogel films with built-in chemical potential gradients, ACS National Meeting & Exposition, 2013구형준

◾ Biomimetic Soft-Matter Memristors Composed of Hydrogels, AiChE Annual Meeting, 2011구형준

◾ A New Class of Aqueous Soft Matter Based Photovoltaic Devices, MRS Spring Meeting, 2011구형준

◾ Computational and Experimental Study on Solute Transport in Biomimetic Solar and Fuel Cells with Soft Matter Microfludic Networks, MRS Spring Meeting, 2011구형준

◾ Towards Soft Matter Circuits: Quasi-liquid Diodes and Memristors, MRS Fall Meeting, 2010구형준

◾ Aqueous Soft Matter Based Photovoltaic Devices, ACS Colloid & Surface Science Symposium, 2010구형준

◾ Modeling of Solute Transport in Biomimetic Solar and Fuel Cells with Soft Matter Microfluidic Networks, ACS Colloid & Surface Science Symposium, 2010구형준

Patents

◾ 3상 하이브리드 나노입자 및 이를 제조하는 방법, 특허 등록, 대한민국, 2019구형준

◾ 탄소물질-친수성 고분자 복합체 기반 섬유형 알코올 센서, 특허 등록, 대한민국, 2018구형준

Projects

◾ 미세유체 채널에서 열 영동에 의한 마이크로/나노 입자의 이동 제어, 산학협력단, 2019.03.~2020.02.구형준

◾ 머쉬룸 구조 패턴을 이용한 스마트 디바이스용 초발수성,발유성 기능성 보호필름, 중소기업기술정보진흥원, 2018.12.~2019.11.구형준

◾ 생체친화형 포터블 에너지 시스템 개발, 산학협력단, 2018.12.~2021.11.구형준

◾ 갈륨계 액체금속의 계면 연구를 통한 초신축성 에너지소자 개발, 한국연구재단, 2018.03.~2021.02.구형준

◾ 에너지산업 기술금융 고급트랙, 한국에너지기술평가원, 2016.06.~2020.12.구형준

◾ 에너지 그래디언트를 가지는 고분자 브러쉬를 이용한 분자 표면이동 제어, 한국연구재단, 2015.11.~2018.10.구형준

◾ 경화성 물질 패터닝을 이용한 뚫림 방지용 직물 개발, (주)시즈글로벌, 2015.06.~2015.09.구형준

◾ 이온전류 소자 개발을 위한 하이드로젤의 이온 전도도 향상에 관한 연구, 산학협력단, 2015.06.~2016.05.구형준

Awarded

◾ 2020학년도 교육분야 우수교육상, 2020학년도 교육분야 우수교원 포상, 서울과학기술대학교, 2021구형준