고분자융합소재공학부

박종진(Jong-Jin Park)

직위(직급): 교수

연구실: 기능성고분자시스템 연구실(공5-317)

교수전공 및 연구분야: 고분자 나노소재 합성 및 전자재료

연락처: 062-530-1872

이메일: jjpark@jnu.ac.kr

홈페이지

학력

1999 한국과학기술원 신소재공학과 (공학박사)

1995 한국과학기술원 신소재공학과 (공학석사)

1989 인하대학교 공과대학 고분자공학과 (공학사)

경력

2014-현재 전남대학교 고분자융합소재공학부 교수

- 삼성전자 Master (상무급 임원) https://news.mt.co.kr/mtview.php?no=2010120913243238678

- 삼성전자 SAIT Master (최우수 연구원) https://www.dt.co.kr/contents.html?article_no=2008011402012069630002
- 삼성전자 종합기술원 전문(수석) 연구원

- 한솔제지 기술원 화학연구소 수석연구원 (광기록용 및 프린팅용 전자재료 개발)
- TAIYIO INK 책임연구원 (PCB용 포토레지스트 개발)

연구분야

기능성 고분자 나노 소재 합성, 섬유형 웨어러블 소재 및 센서, 신축성 전극, 생분해 고분자 포장필름, 친환경 자동차용 복합체, 단열소재, 에너지 소재

주요논문

1."Wearable multimode senors with enhanced piezoelectricity due to pressure amplification using 3D structure", Nano Energy (IF=16.602),74, 2020,104932 Press release https://m.etnews.com/2020052#######

2."Rotational Wind Power Triboelectric Nanogenerator using Aerodynamic Changes of Friction Area and Adsorption Effect of Hematoxylin onto Feather based on Diversely Evolved Hyper-Branched Structure", Nano Energy(IF=15.548), 61, 2019, 370-380 Press release https://www.mk.co.kr/news/business/view/2019/05/330522/

3.."Highly Bendable and Rotational Textile Structure with Prestrained Conductive Sewing Pattern for Human Joint Monitoring", Adv. Funct. Mater, 2019, 1808369 (IF=15.621)

Press release https://www.mk.co.kr/news/it/view/2019/01/59534/

4. "Skin-Like Disposable Tattoo on Elastic Rubber Adhesive with Silver Particles Penetrated Electrode for Multi-Purpose Applications ", ACS Appl. Mater. Interfaces, 2018, 10, 16932-16938

5." Fabrication of Thermally Stable Silver-Organic Complex (TS-SOC) Based Conductible Filament Materials for 3D Printing", Advanced Materials Technologies, 2, 1700079, DOI: 10.1002/admt.201700079 , 2017

(Cover Picture http://onlinelibrary.wiley.com/doi/10.1002/admt.v2.9/issuetoc)

6. "Rotating Triboelectric Generator Using Contact and Noncontact Sliding from 1-D Fiber Friction",

Nano Energy (IF=11.5), 33, 184-194, 2017

7." Fabrication of Quasi-Crystal Electrode ar a Low Processing Tempseature via Electro-Hydrodynamic and Transfer Printing for Using Multifunctional Electronics", Advanced Electronic Materials, 3, 1600440, 2017 DOI: 10.1002/aelm.201600440, 2017

(Back Cover, http://onlinelibrary.wiley.com/doi/10.1002/aelm.201770010/full)

8.“Highly Stretchable Resistive Pressure Sensors Using Conductive Elastomeric Composites on Micropyramid Array”, Adv. Mater. 2014, 26, 3451-3458 (IF=14.829) , More than 1300 quotations

9. “Highly stretchable electric circuits from a composite material of silver nanoparticles and elastomeric fibers”, Nature Nanotechnology 7, 803-809, (2012) (IF=31.17), More than 1000 quotations

10. “ Flutter-driven triboelectrification for harvesting wind energy ” , Nature Communications 2014, DOI: 10.1038/ncomms5929 (IF=10.015), More than 440 quotations

주요특허

US Pat. 8,481,161 (2013.07.09) 외 미국 등록특허 105건

Functionalized metal nanoparticle and method for formation of conductive pattern using the same

대한민국 특허 10-1322847 (2013.10.17) 외 등록특허 138 건

고효율 유기전계발광소자

대한민국 특허출원 202건

202. 출원번호/10-2021-0158491 (2021.11.17)

제목: 이온성 액체 함유 실란화합물, 상기 화합물을 이용한 유기화 나노클레이, 상기 유기화 나노클레이를 포함하는

소수성 고분지-점토 하이브리드 나노복합체 및 그 제조방법

발명자:박종진, 차석준, 최상환

201. 출원번호/10-2021-0133255(2021.10.07)

제목: 유기화 나노클레이, 그제조방법, 상기 유기화 나노클레이를 포함하는 가스배리어성

고분자-점토 하이브리드 나노복합체 및 그 제조방법

발명자:박종진, 차석준, 안다혜, 손경철

200. 출원번호/10-2021-0071491 (2021.06.02)

제목: 메조포로스 카본과 전하조절 염료 코팅을 이용한 마찰전기 발전기

발명자: 박종진. 조유장, 정재선, 최민석,차석준, 최형섭, 박찬호, 김종경

199. 출원번호/10-2021-0049405 (2021.04.15)

제목: 다기능성 환기필터 및 이를 포함하는 환기시스템

발명자: 박종진, 박상기, 최형섭, 차석준, 백균표, 강태영, 이한솔

198. 출원번호/10-2020-0173738 (2020.12.11)

제목: 압전 유-무기 하이브리드 나노입자 제조방법 및 이를 이용한 압전 응용제품

발명자: 조유장, 정재선, 백균표, 박종진

194. 출원번호/10-2020-0007265 (2020.01.20) (기술이전 2020년)

제목: 삼차원 텍스타일 구조의 압력전달체를 갖는 압전센서

발명자: 박종진, 안성철, 조유장, 박상기

182. 출원번호/일자 10-2016-0119482 (기술이전 2017년)

제목: 베어링 타입 에너지 수확장치

발명자: 박종진, 박상기, 허양일

181. 등록번호/일자 10-1842884 (기술이전 2017년)

제목: 마찰전기 발생장치

발명자: 박종진, 박상기, 류호청, 박성웅

179. 등록번호 /일자 10-1829541 (기술이전 2017년)

제목: 마찰전기를 이용한 압력 센서 및 이의 제조방법

발명자: 박종진, 류호청, 박상기

연구/실험실

연구실명: 기능성 고분자 시스템 연구실 (Functional Polymer System Lab)

본 실험실은 기능성 고분자 나노소재 합성을 통한 신규물질(패턴형성용 전극입자, OLED 물질, 신축성 전극)과 분자배열을 위한 패턴형성 공정을 개발하여 기존의 디바이스 form factor 혁신을 위한 나노파이이버 기반의 섬유형 웨어러블 디바이스(압력센서, 전자피부, 마찰전기 에너지 발생 및 저장장치) 및 Stretchable Electronics의 시스템 응용 연구와 셀룰로오스 복합체를 이용한 친환경 자동차용 소재 연구를 수행 중입니다.

논문 LIST

http://scholar.google.co.kr/citations?user=5-8QWGEAAAAJ&hl=en&cstart=0&pagesize=20

109. "Nanocellulose Fiber Based Enhanced Tribo and Piezo Property Performance", in preparation

108. " Dual Cross-Linking Reinforced Cellulose Hydrogel Fibers for Thermal Insulation and Run Away in LIB", in preparation

107. " Self Assembled Rochel Salt Fiber for Enhanced Piezoelectric Performance", in preparation

106. "Recycled Hyrophobic Polymer Composite with Porosity for Piezoelectric and Triboelectric Applications", in preparation

105. "Control of Ionic Polarization through Shear Flow for Versatile Surface Charge Applications", under review 2025

104. "KNO3 single crystal fiber for wearable piezoelectric applications", under review 2025

103. "Triboelectric Characteristics using Biodegradable Composite Film with Plate-like Multilayer Structure", under review 2025

102. "Enhanced Charge Trapping Property due to Interfacial Polarization with PVDF-Sulfur Blending based Triboelectric Nanogenerator for Energy Harvesting", under review 2025

101. "Nanogenerator and Sensor using Cross-linked Sulfur with Increased Charge Trapping Capacity", under review 2025

100. "Biodegradable Piezoelectric Properties of Supramolecular Fibers using Asymmetric Hydrogen Bonding", under review 2025

99. " Supramolecular Long Fiber with Biodegradable Piezoelectric Properties", under review 2025

98. "2D Intercalated Charge Confinement and Surface Modification in a Montmorillonite-Based Composite for Anti-bacterial and Biodegradable Self-Powered Sensor", under review 2025

97. " Enabling Charge Trapping with Quasi-Magnetization through Transition Metal Ion-Chelated Mesoporous Silica Particles for Wearable Antibacetrial Self-Powering Sensors", Seunghye Han, Jungchul Park, Jingzhe Sun, Bingqi Ren, Jiwoo Lee, Jeong Ho Chnag*, Jong-Jin Park*, Small methods 2025, 9, 2401831, Frontispiece, https://doi.org/10.1002/smtd.202401831, Hot Topic: Mesoporous Materials, https://www.hankyung.com/article/202505228470h

96. "Enhanced Positive Charge Performance in Triboelectric Series: Molecular Engineering of Conjugated Mesoporous Fibers for Machine Learning-Based Wearable Sensors", Jingzhe Sun , Songah Jeong , Zihao Zheng, Bingqi Ren, Yongwei Li, Bae Jihyun, Yong Xiang, Hyungwoo Kim*, Jong-jin Park*, Small 2025, 21, 2404737, Back Cover Image (Small 3/2025) Small - Wiley Online Library

95. "3D Bristle-Structured Knitted-Fabric-Based Triboelectric Sensorsfor Machine Learning-Based Motion Recognition", Yongwei Li, Jingzhe Sun, Dakyeong Choi, Zihao Zheng, Jong-jin Park, Yong Xiang*, Jihyun Bae*, ACS Appl. Mater. Interfaces 2025,17,1701−1710, Inside Back Cover Image, ACS Applied Materials & Interfaces Vol. 17 No. 1 - ACS Publications

94. "Modified nanoporous zeolites on a biodegradable polymer film with excellent hydrophobicity, ethylene gas adsorption, and antibacterial activity through surface charge accumulation", Jiwoo Lee, Tawwoong Kong, Jungchul Park, Seunghye Han, Hyeongsub Choi, Jingzhe Sun, Sangwhan Choi, Jong-Jin Park*, Chemical Engineering Journal 498 (2024) 155236

93. "Output Performance Enhanced Triboelectric Nanogenerators Induced by Magnetic Ink Trapping Property Actas Wearable Sensors", Jingzhe Sun, JiwooLee, Seunghye Han, Yongwei Li, Jong-JinPark,*and Jihyun Bae*, ACS Omega 2024, 9, 3563-3573

92. "Amplified Performance of Charge Accumulation and Trapping induced by Enhancing Dielectric Constant via Cyano Group of 3D-Structural Fiber for Triboelectric Multi-modal Sensor", Jingzhe Sun, Bingqi Ren, Seunghye Han, Hyungsub Shin, Seokjun Cha, Jiwoo Lee, Jihyun Bae,* and Jong-Jin Park*, Small Methods 2023, 7, 2300344

91. " Long-wave infrared tranparent sulfur polymers enabled by symmetric thiol cross-linker", Miyeon Lee, Yuna Oh, Jaesang Yu, Se Gyu Jang, Hyeonuk Yeo, Jong-Jin Park and Nam-Ho You*, Nature Comm. 14, 2866, 2023 doi.org/10.1038/s41467-023-38398-5

90. "Electrostatic Repulsion-Induced Highly Enhanced Dispersibility of Conductive Carbon Electrode with Shape Memory-Assisted Self-Healing Effect for Multi-Modal Sensing System", Dahye Ahn, Jingzhe Sun, Junseo Kim, Seokjun Cha, Seunghye Han, Jiwoo Lee, Hyeongsub Choi, Seongcheol Ahn, Yujang Cho, Hyungwoo Kim, Yoong Ahm Kim* and Jong-Jin Park*, Adv. Mater. Tech. DOI: 10.1002/admt.202201978, 2023

89. "Synthesis of Stimuli-Responsive, Deep Eutectic Solvent-Based Polymer Thermosets for Debondable Adhesives", Se Hoon Jung, Geunyoung Choi Geunyoung Choi, Songah Jeong, Jieun Park, Hyeonseok Yoon, Jong-Jin Park, and Hyungwoo Kim*, ACS Sustainable Chem. Eng. 2022, 10, 13816−13824

88. "3D Textile Structure-induced Local Strain for Highly Amplified Piezoresistive Performance of Carbonized Cellulose Fabric Structure for Human Healthcare Monitoring", Hyeongsub Choi, Jingzhe Sun, Bingqi Ren, Seokjun Cha, Jinwoo Lee, Byoung-Min Lee, Jin-Ju Park, Jae-Hak Choi,* Jong-Jin Park*, Chemical Engineering Journal, 450 (2022) 138193 (DOI:10.106/j.cej.2022.1318193)

87. "Controllable Physical Synergized Triboelectricity Shape Memory, Self-Healing and Optical Property with Rollable Form Factor by Zn Cluster", Dahye Ahn, Jingzhe Sun, Seunghye Han, Jiwoo Lee, Songah Jeong, Seoukjun Cha, Seonmyeong Noh, Hyeongsub Choi, Bingqi Ren, Hyeonsek Yoon, Hyungwoo Kim, Jong-Jin Park*, Adv. Sci. 9, 2200441, 2022 (DOI:10.1002/advs.202200441)

Press release: https://m.etnews.com/2022050#######

86. "Controllable Triboelectric Series using Gradient Positive and Negative Charge Confinement Layer with Different Particle Sizes of Mesoporous Carbon Materials", Seokjun Cha, Yujang Cho, Jong Gyeong Kim, Hyeongsub Choi, Dahye Ahn, Jingzehe Sun, Dong-soo Kang, Chanho Pak*, Jong-Jin Park*, Small Methods 2022, doi.org/10.1002/smtd.202101545

Inside Front Cover: https://onlinelibrary.wiley.com/doi/abs/10.1002/smtd.202270029

85. " Highly Enhanced Triboelectric Performance from Increased Dielectric Constant Induced by Ionic and Interfacial Polarization for Chitosan Based Multi-Modal Sensing System", Jingzhe Sun, Hyeongsub Choi, Seokjun Choi, Dahye Ahn, Minseok Choi, Sangki Park, Yujang CHo, Jiwoo Lee, Tae-eon Park, Jong-Jin Park*, Advanced Functional Materials 2022, 32, 2109139

84. "Facile Strategy for Modulating the Nanoporous Structure of Ultrathin π-Conjugated Polymer Films for High-Performance Gas Sensors", Vinh Van Tran, Ganghoon Jeong, Keun Seong Kim, Jeongho Kim, Hong-Ryun Jung, Byoungnam Park, Jong-Jin Park, and Mincheol Chang*, ACS Sens., 2022.7, 175-185

83. "BaTiO3@PVDF-TrFE nanocomposites with Efficient Orientation Prepared via Phase Separation Nano-coating Method for Piezoelectric Performance Improvement and Application to 3D Piezoelectric Nanogenerator", Chemical Engineering Journal 2022, 427, 131030

82. "Wearable Strain Sensor with Aligned Macro Carbon Crack using 2D Triaxial Braided Fabric Structure for Monitoring Human Health", Sangki Park, Hyeongsub Choi, Yujang Cho, Jaeseon Jeong, Jingzhe Sun, Seokjun Cha, Minseok Choi, Jihyun Bae*, and Jong-Jin Park*, ACS Applied Materials & Interfaces 2021, 13, 19, 22926-22934

81. "Surface-Control Enhanced Crater-like Carbon Electrode in Gelatin/Polyvinly Alcohol/Carbon Composite for Biodegradable and Multi-Modal Sensing Systems with Human Affinity", Jingzhe Sun, Dahye Ahm, Junseo Kim, Seongcheol Ahn, Jum Soo Whang, Joo Youl Kwon, Jae Soo Lee, Jeong Moon Oh*, Kiyoung Nam* and Jong-Jin Park*, Journal of Materials Chemistry A 2021, 9, 9145-9156

전자신문: https://www.etnews.com/2021033#######

80. "Vertically and Horizontally Drawing Formation of Graphite Pencil Electrodes on Paper using Frictional Sliding for Disposable and Foldable Electronic Device", Junseo Kim,† Dahye Ahn,† Jingzhe Sun, Siyong Park, Yujang Cho, Sangki Park, Sumin Ha, Seongcheol Ahn, Yoong Ahm Kim,* and Jong-Jin Park,* ACS Omega 2021 6, 1960−1970

(Supplementay cover https://pubs.acs.org/toc/acsodf/6/3?ref=pdf)

79. "Fast chemical recycling of carbon fiber reinforced plastic at ambient pressure using an aqueous solvent accelerated by a surfactant", Miyeon Lee, Doo Hun Kim, Jong-Jin Park, Nam-Ho You, Munju Goh*, Waste Management 118 (2020) 190–196

78. "Dual cross-linked, polymer thermostrs; modular design, reversible tranformation, and triggered debonding'. Yuree Oh, Jueun Park, Jong-Jin Park, Songah Jeong, and Hyungwoo Kim*, Chem.Mater 32, 15 ,6384-6391, 2020

77."Wearable multimode senors with enhanced piezoelectricity due to pressure amplification using 3D structure", Seongcheol Ahn, Yujang Cho, Sangki Park, Junseo Kim, Jingzhe Sun, Dahye Ahn, Miyeon Lee, Daeeun Kim, Taeyun Kim, Hangsik Shin, Jong-Jin Park*, Nano Energy 74, 2020,104932

Press release https://m.etnews.com/2020052#######

76."Effect of Electron Beam Irradiation on Gas-barrier Property of Biaxially drawn Nylon/Montmorillonite Nanocomposite Films", Je Sung Youm, Jong-Jin Park, Jeong Cheol Kim, Macromolecular Research 28(10),925-931, 2020

75. "Wearable Strain Sensor Using Conductive Yarn Sewed on Clothing for Human Respiratory Monitoring", Jungyung Park, Sangki Park, Seongcheol Ahn, Yujang Cho, Jong-Jin Park* and Hangsik Shin*, IEEE sensors 20(21),12628- 12636, 2020

74."Polyurea Microcapsules with Different Phase Change Material for Thermochromic Smart Display", Sangki Park, Yujang Cho, Sanghyun Park, MinSun Oh, Daeeun Kim, Gyuntaek Lim*, and Jong-Jin Park*, Chemistry Letters 2019, 48,1343-1346

73."Sustainable, Naringenin-Based Thermosets Show Reversible Macroscopic Shape Changes and Enable Modular Recycling" , Yuree Oh, Kyoung Min Lee, Doyoung Jung, Ji Ae Chae, Hea Ji Kim, Mincheol Chang, Jong-Jin Park, and Hyungwoo Kim*, ACS Macro Lett. 2019, 8, 239–244

72."Rotational Wind Power Triboelectric Nanogenerator using Aerodynamic Changes of Friction Area and Adsorption Effect of Hematoxylin onto Feather based on Diversely Evolved Hyper-Branched Structure", Yujang Cho, Kyeongsoo Lee, Sangki Park, Seongcheol Ahn, Wook Kim, Junseo Kim, Siyoung Park, Jingzhe Sun, Chanhee Jung, Jikang Chung, Mincheol Chang, Dukhyun Choi*, Jong-Jin Park*, Nano Energy 61, 2019, 370-380

Press release https://www.mk.co.kr/news/business/view/2019/05/330522/

71. "Large-Scale Alignment of Polymer Semiconductor Nanowires for Efficient Charge Transport via Controlled Evaporation of Confined Fluids", Gyounglyul Jo, Jae Won Jeong, Solip Choi, Hyungwoo Kim, Jong-Jin Park, Jaehan Jung*, Mincheol Chang*, ACS Appl. Mater. Interfaces 2019, 11 (1), pp 1135–1142

70. "Highly Bendable and Rotational Textile Structure with Prestrained Conductive Sewing Pattern for Human Joint Monitoring", Sangki Park, Seongcheol Ahn, Jingzhe Sun, Divij Bhatia, Dukhyun Choi, Kap Seung Yang, Jihyun Bae*, Jong-Jin Park*, Advanced Functional Materials 2019, 1808369

Press release http://news.mt.co.kr/mtview.php?no=2019012911094562070

69. "Physical exfoliation of graphene and molybdenum disulfide sheets using conductive polyaniline: an efficient route for synthesizing unique, random-layered 3D ternary electrode materials", Seonmyeong Noh, Thanh-Hai Le, Chul Soon Park, Saerona Kim, Yukyung Kim, Jong-Jin Park and Hyeonseok Yoon*, New Journal of Chemistry 2018, 42, 17379-17388

68. "Textile Speaker using PVDF/ZnO Nanopillar on Au Textile for Enhancing the Sound Pressure Level" , Siyong Park, Seongcheol Ahn, Jinhoon Kim, Jieun Jeong, Tae Hyun Park, Hyeonseok Yoon, Jaehyun Hur*, and Jong-Jin Park*, Science of Advanced Materials, 2018 10, 1788-1792, doi:10.1166/sam.2018.3378

(Cover picture http://www.aspbs.com/sam/sam1012.pdf)

67. "Optical Materials Forming Tightly Polymerized Voxels During Laser Direct Writing", Prem Prabhakaran*, Yong Son, Cheol-Woo Ha, Jong-Jin Park, Kwang-Sup Lee*, Advanced Engineering Materials, 2018, 20, 1800320

66. "Skin-Like Disposable Tattoo on Elastic Rubber Adhesive with Silver Particles Penetrated Electrode for Multi-Purpose Applications ", Seoungwoong Park, Mingyeong Kim, Dain Kwak, Ga Hyun Im, and Jong-Jin Park, ACS Appl. Mater. Interfaces 2018, 10, 16932-16938

Press release http://www.yonhapnews.co.kr/bulletin/2018/05/24/0200000000AKR20180524087200054.HTML

65. "A knitted golve sensing system with compression strain for finger movements", Hochung Ryu, Sangki Park, Jong-Jin Park and Jihyun Bae, Smart Materials and Structure 2018, 7, 0550016

64. "Redox-Triggered Coloration Mechanism of Electrically Tunable Colloidal Photonic Crystals", Ho-Sung Yang, Jinhyeok Jang, Byoung-Sun Lee, Tae-Hyung Kang, Jong-Jin Park, and Woong-Ryeol Yu, Langmuir, 2017 33(36), 9057-9065

63. " Fabrication of Thermally Stable Silver-Organic Complex (TS-SOC) Based Conductible Filament Materials for 3D Printing", Tae Yun Kim, Sang Il Kim, and Jong-Jin Park, Advanced Materials Technologies 2, 1700079, DOI: 10.1002/admt.201700079 , 2017

(Cover Picture http://onlinelibrary.wiley.com/doi/10.1002/admt.v2.9/issuetoc)

Press release http://www.etnews.com/2017070#######

62. " Paper based bimodal sensor for electronic skin applications", Minhyun Jung, Kyungkwan Kim, Bumjin Kim, Haena Cheong, Kwanwoo Shin, Oh-Sun Kwon, Jong-Jin Park,*,and Sanghun Jeon*, ACS Appl. Mater. Interfaces 2017, 9, 26974−26982

61. " Fabrication of Quasi-Crystal Electrode ar a Low Processing Tempseature via Electro-Hydrodynamic and Transfer Printing for Using Multifunctional Electronics", Seoungwoong Park, Siyong Park, Sangki Park, Hochung Ryu, and Jong-Jin Park, Advanced Electronic Materials 3, 1600440, 2017 DOI: 10.1002/aelm.201600440, 2017

(Back Cover, http://onlinelibrary.wiley.com/doi/10.1002/aelm.201770010/full)

Press release http://www.etnews.com/2017021#######

60. "Rotating Triboelectric Generator Using Contact and Noncontact Sliding from 1-D Fiber Friction", Sangki Park, Hochung Ryu, Seoungwoong Park, Hyeonbin Hong, Ho Young Jung, Jong-Jin Park, Nano Energy 33, 184-194, 2017

Press release http://www.asiae.co.kr/news/view.htm?idxno=2017020609271945831

59." Facile Inkjet Printing Using Silver Precursor with Controllable Surface Tension for Fabricating Ultra Pilable Paper Electrode", Seoungwoong Park, Siyong Park, Taeheon Kim, Dain Kwark, Sangki Park, Hochung Ryu, and Jong-Jin Park, Chemistry Letters, 46, 299-302, 2017

Press release http://edu.donga.com/?p=article&ps=view&at_no=20161213134119113710&titleGbn=&page=3

58. “Network Structure of Carbon Nanotubes in Elastic Microfibers and its Effect on the Electrical Conductance: Experiment and Simulation”, Journal of Chemical Physics 2016, 144, 194903

57. “A Sensor Array Using Multifunctional Field-effect Transistors with Ultrahigh Sensitivity and Precision for Bio-monitoring”, Do-Il Kim, Tran Quang Trung, Byeong-Ung Hwang, Jin-Su Kim, Sanghun Jeon, Jihyun Bae, Jong-Jin Park& Nae-Eung Lee, Scientific Reports, 5, 12705, 2015, DOI: 10.1038/srep12705

56. "Patterned Growth of Zinc Oxide Nanorod Using Poly(vinyl alcohol)-methyl pyridium methyl sulfate and Zinc Acetate Mixture as a Seed Layer", Dooho Choi , Il Tae Kim , Jong-Jin Park *, Jaehyun Hur * , Current Applied Physics , 2015, 15, 356-362

55. "Polythiophene Nanofibril Bundles indented in Elastomer: A Route to a Highly Stretchable Active Channel Layer", M. Shin, J. Y. Oh, Y. -J. Lee, H.-K. Baik, K. -E. Byun, B. S. Kim, H. K. Baik, J. J. Park , U. Jeong, Adv. Mater, 2015, 27, 1255-1261

54. “ Flutter-driven triboelectrification for harvesting wind energy ” , Jihyun Bae, Jeongsu Lee, SeongMin Kim, Jaewook Ha, Byoung-Sun Lee, YoungJun Park, Chweelin Choong, Jinbeak Kim, Zhong Lin Wang, Ho-Young Kim * , Jong-Jin Park * , U-in Chung, Nature Communications 2014, DOI: 10.1038/ncomms5929 More than 230 quotes

Press release http://www.nocutnews.co.kr/news/4094164

53. “ Stitchable Organic Photovoltaic Cells with Textile Electrodes ” , Seungwoo Lee, Younghoon Lee, Jong-Jin Park * and Dukhyun Choi * , Nano Energy, 2014, 9, 88-93

52. “ Depletion width engineering via surface modification for high performance for high performance semiconducting piezoelectric nanogenerators ” , Keun Young Lee, Jihyun Bae, Seong Min Kim, Ju-Hyuck Lee, Gyu Cheol Yoon, Manoj Kumar Gupta, Sungjin Kim, Hyeok Kim, Jong-Jin Park* and Sang-Woo Kim * , Nano Energy 2014, 8, 165 173

51. “ Directly Drawn Poly(3-hexylthiophene) Field-Effect Transistors by Electrohydrodynamic Jet Printing: Improving Performance with Surface Modification ” , Yong Jin Jeong, Hyungdong Lee, Byoung Sun Lee, Seonuk Park, Hadi Teguh Yudistira, ChweelinChoong, Jong-Jin Park *, Chan Eon Park * and DoyoungByun * , ACS Appl. Mater. Interfaces 2014, 6, 10736-10743

50. “ Novel multi-layered 1-D nanostructure exhibiting the theoretical capacity of silicon for a super-enhanced lithium-ion battery ” , Byoung-Sun Lee , Ho-Sung Yang , Heechul Jung , Seung-Yeol Jeon , Changhoon Jung , Sang-Won Kim , Jihyun Bae , Chwee-Lin Choong , Jungkyun Im , U-In Chung , Jong-Jin Park * and Woong-Ryeol Yu * , Nanoscale, 2014, 6, 5989-5998

49. “ Inverted hybrid photovoltaic devices on nonplanar surface for efficient charge carrier separation ” , Jaehyun Hur, Kyuhyun Im, Un Jeong Kim, Tae-Ho Kim, Jong-Jin Park * ,Sungwoo Hwang, and Nokyoung Park*, Japanese Journal of Applied Physics 53, 05HB01 (2014)

48. “ Highly Stretchable Resistive Pressure Sensors Using Conductive Elastomeric Composites on Micropyramid Array ” , Chwee-Lin Choong, Mun-Bo Shim, Byoung-Sun Lee, Dong-Su Ko, Tae-Hyung Kang, Jihyun Bae, Sung Hoon Lee, Kyung-Eun Byun, Jungkyun Im, Yong Jin Jeong, Chan Eon Park, Jong-Jin Park * and U-in Chung, Adv. Mater. 2014, 26, 3451-3458 More than 700 quotes

47. “ Highly Stretchable Polymer Transistors Consisting Entirely of Stretchable Device Components ” , Minkwan Shin, JunHyuk Song, Guh-Hwan Lim, Byungkwon Lim, Jong-Jin Park , Unyong Jeong *, Adv. Mater. 2014, 26, 3706-3711

46. “ Effects of substrate on piezoelectricity of electrospun poly(vinylidene fluoride)-nanofiber-based energy generators ” , Byoung-Sun Lee, Boongik Park, Hosung Yang, Jin Woo Han, Chweelin Choong, Jihyun Bae, Kihwan Lee, Woong-Ryeol Yu * , Unyong Jeong, U-In Chung, Jong-Jin Park * , Ohyun Kim * , ACS Appl. Mater. Interfaces 2014, 6, 3520 - 3527

45. “ Highly sensitive and selective hydrogen sulfide and toluene sensors using Pd functionalized WO 3 nanofibers for potential diagnosis of halitosis and lung cancer ” , Nam Hoon Kim, Seon-Jin Choi, Jihyun Bae, Jongjin Park, and Il-Doo Kim * , Sensor Actuator B 193, 574 - 581 (2014)

44. "Conformal Coating of Ultrathin Ni(OH) 2 on ZnO Nanowires grown on Textile Fiber for Efficient Flexible Energy Storage Devices", Imran Shakir, Zahid Ali, Jihyun Bae, Jongjin Park * , and Dae Joon Kang * , RSC Advances 4 (2014) 6324-6329

43. "Layer by Layer Assembly of Ultrathin V 2 O 5Anchored MWCNTs and Graphene on Textile Fabrics for High Energy Density Flexible Supercapacitor Electrodes", Imran Shakir, Zahid Ali, Jihyun Bae, Jongjin Park * , and Dae Joon Kang * Nanoscale 2014, 6, 4125-4130

42. “ Electrospun polymer/quantum dot composite fibers as down conversion phosphor layers for white light-emitting diodes ” , Sung-Yong Min, Jiwon Bang, Juwon Park, Chang-Lyoul Lee, Sungwon Lee, Jong-Jin Park , Unyong Jeong, Sungjee Kim * , and Tae-Woo Lee * , RSC Advances, RSC Adv. 2014, 4 , 11585-11589

41. “ A Flexible Bimodal Sensor Array for Simultaneous Sensing of Pressure and Temperature ” , Nguyen Thanh Tien, Sanghun Jeon, Do-Il Kim, Tran Quang Trung, Mi Jang, Byeong-Ung Hwang, Kyung-Eun Byun, Jihyun Bae, Eunha Lee, Jeffrey B.-H. Tok, Zhenan Bao, Nae-Eung Lee * , and Jong-Jin Park* , Adv. Mater. 2014, 26 , 796 - 804

40. “ Highly Efficient Hybrid Energy Generator: Coupled Organic Photovoltaic Device and Randomly Oriented Electrospun Poly(vinylidene fluoride) Nanofiber ” , Boongik Park , Kihwan Lee, Jongjin Park *, Jongmin Kim, and Ohyun Kim, J. Nanosci. Nanotechnol., 13, 2236 - 224 (2013)

39. “ Micropatterned Stretchable Circuit and Strain Sensor Fabricated by Lithography on an Electrospun Nanofiber Mat ” , Minwoo Park, Jungkyun Im, Jongjin Park * and Unyong Jeong * , ACS Appl. Mater. Interfaces, 5 (17), 8766 - 8771, (2013)

38. “ Dewetted Gold Nanoparticles on ZnO nanorods for Three-dimensionally Distributed Plasmonic Hot Spots ” , Jinho Yoo, Jae-Hyun Kim, Kyungjun Lee, Sangmin Lee, Sunghan Kim, Hyun-Kyu Park, Sang-Woo Kim, Jihyun Bae, Jong-Jin Park * , and Dukhyun Choi * , Scripta Materialia, 69 (9), 654 - 657 (2013)

37. “ Graphene shell on silica nanowires toward a nanostructured electrode with controlled morphology ” , Byung-Sung Kim, Chunju Xu, Jeong-Mi Lee, Jae-Hyun Lee, Kiseok Son, Sung Woo Hwang, Jong-Jin Park , and Dongmok Whang * , Appl. Phys. Lett. 103, 013101 (2013)

36. “ High-performance triethylsilylethynyl-anthradithiophene transistors prepared without solvent vapor annealing: The effects of self-assembly during dip-coating ” , Sooji Nam, Jaeyoung Jang, John. E. Anthony, Jong-Jin Park * , Chan Eon Park * , and Kinam Kim, ACS Appl. Mater. Interfaces , 5 (6), 2146 - 2154 (2013)

35. “ Solution processable and photopatternable blue, green and red quantum dots suitable for full color displays devices ” , Kyung Kook Jang, Prem Prabhakaran, Deepak Chandran, Jong-Jin Park , and Kwang-Sup Lee * , Optical Material Express, 2, 519-526, (2012)

34. “ Enhancement of piezoelectricity via electrostatic effects on a textile platform ” , Hyunjin Kim,* Seong Min Kim, Hyung Bin Son, Hyeok Kim, BoongIk Park, JiYeon Ku, Jung Inn Sohn, Kyu Hyun Im, Jae Eun Jang, Jong-Jin Park , Ohyun Kim, SeungNam Cha * and Young Jun Park*, Energy& Environmental Science, 5, 8932-8936, (2012)

33 . “ Photocurable polymer gate dielectrics for cylindrical organic field-effect transistors with high bending stability ” , Jaeyoung Jang, Sooji Nam, Jungkyun Im, Jong-Jin Park * , Chan Eon Park * , Jong Min Kim , J. Mater. Chem, 22, 1054-1060 (2012)

32. “ Highly crystalline soluble acene crystal arrays for organic transistors: mechanism of crystal growth during dip-coating ” , Jaeyoung Jang, Sooji Nam, Kyuhyun Im, Jaehyun Hur, Seung Nam Cha, Jineun Kim, Hyung Bin Son, Hwansoo Su, Marsha A. Loth, John E. Anthony, Jong-Jin Park* , Chan Eon Park * , Jong Min Kim and Kinam Kim, Adv. Funct. Mater., 22. 1005-1014 (2012)

31. “ High-performance low-voltage organic field-effect transistors with a cylindrical geometry ” , Sooji Nam, Jaeyoung Jang, Sang Won Kim, Jong-Jin Park , Chan Eon Park * , and Jong Min Kim * , ACS Applied Materials & Interfaces, 4, 6 - 10 (2012)

30. “ Highly stretchable electric circuits from a composite material of silver nanoparticles and elastomeric fibers ” , Minwoo Park, Jungkyun Im, Minkwan Shin, Yuho Min, Jaeyoon Park, Heesook Cho, Soojin Park, Mun-Bo Shim, Sanghun Jeon, Dae-Young Chung, Jihyun Bae, Jongjin Park *, Unyong Jeong *& Kinam Kim, Nature Nanotechnology 7, 803-809, (2012) More than 600 quotes

29. “ Damage-free hybrid encapsulation of organic field-effect transistors to reduce environmental instability ” , Se Hyun Kim, Won Min Yoon, Mi Jang, Hoichang Yang, Jong-Jin Park and Chan Eon Park * , J. Mater. Chem., 2012, 22, 7731-7738

28. “ High Performance Foldable Polymer Thin Film Transistors With a Side Gate Architecture ” , Sung W. Lee, Minkwan Shin, Bong S. Kim, Jong-J. Park , Jaehyun Hur, Jong M. Kim, Jeong H. Cho, Tsuyoshi Sekitani, Takao Someya, and Unyong Jeong, J. Mater. Chem, 21, 18804-18809(2011)

27. “ Porous PVDF as effective sonic wave driven nanogenerators ” , SeungNam Cha, Seong Min Kim † , HyunJin Kim, JiYeon Ku, Jung Inn Sohn, Young Jun Park, Byong Gwon Song, Eun Kyung Lee, Byoung Lyong Choi, Jong Jin Park , Zhong Lin Wang * , Jong Min Kim * , and Kinam Kim, Nano Lett. 11. 5142-5147 (2011)

26. “ Cobalt Oxide Polymorphs Growth on Electrostatic Self-Assembled Nanoparticles Arrays for Dually Tunable Nano-Textures ” , Xavier Bulliard, Anass Benayad, Kwang-Hee Lee, Yun-Hyuk Choi, Jae Cheol Lee, Jong-Jin Park * , Jong-Min Kim, Nanotechnology 22, 475602 (2011) web cover

25. “ Selective dispersion of high purity semiconducting single-walled carbon nanotubes with regioregular poly(3-alkylthiophene)s ” , Hang Woo Lee, Yeohoon Yoon, Steve Park, Joon Hak Oh, Sang Hyun Hong, Luckshitha S Liyanage, Huiliang Wang, Satoshi Morishita, Nishant Patil, Young Jun Park, Jong Jin Park , Andrew Spakowitz, Giulia Galli, Francois Gygi, Philip Wong, Jeffrey B.-H. Tok, Jong Min Kim * , Zhenan Bao * , Nature Communications, 2011, DOI:10.1038/ncomms1545

24. “ Immobilization of gold nanoparticles on poly(methylmethacrylate) electrospun fibers exhibiting solid-state surface plasmon effect ” , Nguyen Dang Luong, Junsuk Oh, Youngkwan Lee,c Ji Hyun Yeon, Jae Hyun Huh, Jong Jin Park , Jong Min Kimd and Jae-Do Nam, Surface and Interface Analysis, 2011, DOI 10.1002/sia.3804

23. “ X-Y Addressable Matrix Odor Generating System Using On-Off Switchable Device ” , Jongjin Park , Hyunsu Kim, Kunbae Noh, Calvin J. Gardner, Seong Deok Kong, Jongmin Kim * , and Sungho Jin * , Angewandte Chemie Int. Edi., 50, 6771-6775 (2011) (26 개 해외매체 언론 소개 )

22. “ Ordered Zig-Zag Strips of Polymer Gel/Metal Nanoparticle Composites for Highly Stretchable Conductive Electrodes ” , Dong Choon Hyun, Minwoo Park, ChooJin Park, Bongsoo Kim,Younan Xia, Jae Hyun Hur, Jong Jin Park * , and Unyong Jeong*, Adv. Mater. 23, 2946-2950 (2011)

21. “ Self-Assembled Tetramethylbenzidine Conductive Nanofibers Synchronized with Gold Nanoparticle Formation ” , Nguyen Dang Luong, Joonsuk Oh, Youngkwan Lee, Jae Hyun Huh, Jong Jin Park , Jong Min Kim and Jae-Do Nam * , Applied Surface Science, 257 (2011) 3233-3235

20. “ Photopatternable Quantumd Dots Froming Quasi-Ordered Arrays ” , Jong-Jin Park , Prem Prabhakaran, Kyung Kook Jang, YoungGu Lee, Junho Lee, KwangHee Lee, Jaehyun Hur, Jong-Min Kim, Namchul Cho, Yong Son, Dong-Yol Yang, and Kwang-Sup Lee * , Nano Lett. 10(7), 2310-2317 (2010) (Nature Asia Materials on line highlights)

19. “ P3HT-PS blend nanofiber FET based on electrospinning ” , Jaehyun Hur, Seung-Nam Cha, Kyuhyun Im, Sung Won Lee, Unyong Jeong, Jongmin Kim, Jong-Jin Park * ,Nanotechnology (IEEE-NANO), 2010 10th IEEE Conference on, 10.1109/NANO.2010.5697915

18. “ Design and fabrication of compositionally graded inorganic oxide thin films: The mechanical, optical and permeation characteristics ” , Yun-Hyuk Choi, Xavier Bulliard , Anass Benayad , Yves Leterrier, Jan-Anders . Mo nson , Kwang-Hee Lee, Dukhyun Choi*, Jong-Jin Park *, and Jongmin Kim, Acta Materiala, 58 (19), 6495-6503 (2010)

17. “ One-Step Preparation of Strongly Luminescent and Highly Loaded CdSe Quantum Dot-Silica Films ” , Sanghwa Jeong, JinSik Lee, Jutaek Nam, Kyuhyun Im, Jaehyun Hur, Jong-Jin Park , Jong-Min Kim, Bonghwan Chon, Taiha Joo, and Sungjee Kim * , J. Phys. Chem. C, 114(34), 14362 - 14367 (2010)

16 . “ Strong polyelectrolyte quantum dot surface for stable bioconjugation and layer-by-layer assembly applications ” , Ho Jin, Jutaek Nam, Joonhyuck Park, Sungho Jung, Kyuhyun Im, Jaehyun Hur, Jong-Jin Park , Jong-Min Kim, Sungjee Kim * , Chem. Commun., 2011, 47, 1758 - 1760

15. “ Pattern Formation of Silver Nanoparticles in 1-, 2-, and 3D Microstructures Fabricated by a Photo- and Thermal Reduction Methos ” , Jong-Jin Park * , Xavier Bulliard, Ji Min Lee, Jaehyun Hur, Kyuhyun Im, Jong-Min Kim, Prem Prabhakaran, Namchul Cho, Kwang-Sup Lee *, Sung-Yong Min, Tae-woo Lee, Song Yong, and Dong-Yol Yang, Adv. Funct. Mater., 20(14), 2296-2302 (2010) (Nano Korea 2007 Innovative Award)

14. “ Blue Organic Light-Emitting Diodes Based on Solution-Processed Fluorene Derivative ” , Namchul Cho, Byoung-Ki Choi, Hwansoo Suh, Jong-Jin Park * , Jong-Min Kim, and Kwang-Sup Lee *, J. Nanosci. Nanotechnol. 10, 6925-6928 (2010)

13. “ Synthesis and Properties of a Solution-Processable Truexene Derivative for OLED Devices ” , Kyu Min Choi, Kye-Young Kim, Tae-Dong Kim, Rupasree Ragini Das, Byoung Ki Choi,Jong-Jin Park * , Jong-Min Kim, and Kwang-Sup Lee * , J. Nanosci. Nanotechnol. 10, 6916-6919 (2010)

12. “ Homogenous Al 2 O 3 multilayer structures with reinforced mechanical stability for high-performance and high-throughput thin-film encapsulation ” , Yun-Hyuk Choi, Young Gu Lee, Xavier Bulliard, Kwang-Hee Lee, Sangyoon Lee, Dukhyun Choi, Jong-Jin Park *and Jong Min Kim, Scripta Materialia, 62, 447-450 (2010)

11. “ Periodic Array of Polyelectrolyte-Gated Organic Transistors from Electrospun Poly(3-hexylthiophene) Nanofiber ” , Sung W. Lee, Huyn J. Lee Ji H. Choi, Won G. Koh, Jae M.Myoung, Jae H. Hur, Jong J. Park , Jeong H. Cho, and Unyong Jeong * , Nano Lett. 10, 347-351 (2010)

10. “ Designing a Stable Cathode with Multiple Layers to Improve the Operational Lifetime of Polymer Light-Emitting Diodes ” , Taw-Woo Lee * , Mu-Gyeom Kim, Sang Hun Park, Sang Yeol Kim, Ohyun Kwon, Taeyong Noh, Jong-Jin Park * , Tae-Lim Choi, Jong Hyeok Park, and Byung Doo Chin, Adv. Funct. Mater., 19, 1863-1868 (2009)

9. “ Characteristics of Solution-Processed Small-Molecule Organic Films and Light-Emitting Diodes Compared with their Vacuum-Deposited Counterparts ” , Taw-Woo Lee *, Taeyong Noh, Hee-Won Shin, Ohyun Kwon, Jong-Jin Park , Byoung-Ki Choi, Myeong-Suk Kim, Dong Woo Shin, and Yong-Rok Kim, Adv. Funct. Mater., 19, 1625-1630 (2009) (Nature Asia Materials on line highlights)

8. “ Surface smoothness and conductivity control of vapor-phase polymerized poly(3,4-ethylenedioxythiophene) thin coating for flexible optoelectronic applications ” , Thuy Le Truong, Dong-Ouk Kim, Youngkwan Lee, Tae-Woo Lee, Jong-Jin Park , Lyongsun Pu, Jae-Do Nam* , Thin Solid Films, 516 , 6020-6027 (2008)

7. “ Spin-Assembled Nanolayer of a Hyperbranched Polymer on the Anode in Organic Light-Emitting Diodes: The Mechanism of Hole Injection and Electron Blocking ” , Tae-Woo Lee *, Jong-Jin Park , Young Kwon, Teruaki Hayakawa, , Tae-Lim Choi, Jong Hyeok Park, Rupasree Ragini Das, and Masa-aki Kakimoto, Langmuir, 24 , 12704-12709 (2008)

6. “ Photosensitive Carbon Nanotube Paste Based on Acrylated Single-Walled Carbon Nanotubes ” , Myung-Sup Jung, Jingyu Hyeon-Lee, Jeong-Hee Lee, Jong-Jin Park * , In-Sun Jung, and Jong-Min Kim, Adv. Funct. Mater., 18 , 449-454 (2007)

5. “ Morphological Characteristics of Electrospun Poly(Methyl Methacrylate) Nanofibers Containing Mult-Walled Carbon Nanotubes ” , Dong Ouk Kim, Jae Do Nam, Dai Hoe Lee, Jun Young Lee, Jong-Jin Park , Jong Min Kim, Mol. Cryst. Liq .Cryst, 464 , 137-144 (2007)

4. “ Novel hyperbranched phthalocyanine as a hole injection nanolayer in organic light-emitting diodes ” , Tae-Woo Lee, Young Kwon, Teruaki Hayakawa, Jong-Jin Park , Masa-aki Kakimoto, Macromolecular Rapid Communications, 28, 1657-1662 (2007)

3. “ Self-organized gradient hole injection to improve the performance of polymer electroluminescence devices ” , Tae-Woo Lee * , Youngsu Chung, Ohyun Kwon, and Jong-Jin Park , Adv. Funct. Mater., 17 , 390-396 (2007) (2006 IMID Merck Award)

2. “ Photopatterned semiconductor nanocrystals and their electroluminescence from hybrid light emitting devices ” , Shinae Jun, Eunjoo Jang * , Jongjin Park , and Jongmin Kim, Langmuir, 22 , 2407-2410 (2006) (2007 SAIT Outstanding Patent Award)

1. “ Hole Injecting conduction polymer compositions for highly efficient and stable organic light-emitting diodes ” , Tae-Woo Lee * , Ohyun Kwon, Mu-Gyeom Kim, Sang Hun Park , Jaegwan Chung , Sang Yeol Kim , Jong-Jin Park, and Lyongsun Pu, Applied Physics Letters, 87 , 231106(2005)

자격/Honors and Awards

2007 국제화공 기술사

1996 고분자제품 기술사

교육우수상 2020

전남대학교 총장상

SAMSUNG BEST PAPER AWARD 2013

Materials Chemistry, Gold Prize Paper

Highly stretchable electric device for wearable device

Jong-Jin Park, Jihyun Bae,Jung-gun Im

SAMSUNG BEST PATENT AWARD 2012

U.S. Patent No. 7,005,674

Organic thin film transistor comprising mult-layered gate insulator

Jong-Jin Park

Paper Champion 2011

Novel Photo-Induced Ordering Quantum Dots OLED, Jong-Jin Park

SAMSUNG BEST PAPER AWARD 2010

Materials Chemistry & Energy, Gold Prize Paper

Novel Photo-Induced Ordering Quantum Dots OLED

Jong-Jin Park, Jaehyun Hur, Kyuhyuyn Im, Kwanghee Lee and Jong-Min Kim,

Excellent Patent Award

“Photosensitive semiconductor nanocrystals, photosensitive composition comprising semiconductor nanocrystals and method for forming semiconductor nanocrystal pattern using the same” Korea Patent 0697511 (2007.03.13)

광경화성 반도체 나노결정, 반도체 나노결정 패턴형성용 조성물 및 이들을 이용한 반도체 나노결정의 패턴 형성 방법

Park, Jong-Jin, Jang, Eun-Joo Jun, Shin-Ae Ahn, Tae-Kyung, Lee, Sung-Hun

Nano Korea 2007 Nano Innovative Award

“Formation of Silver Nanoparticles in Microstructures Fabricated by Photolithography and Their Size Control”, Jong-Jin Park*, Byung-HaPark, Tae-Woo Lee, Yong-Ung Ha, Jong-Min Kim, Prem Prabhakaran, Namchul Cho, Kwang-Sup Lee, Son Yong, and Dong-Yol Yang,

IMID 2006 Merck Award

“Self-organized gradient hole injection to improve the performance of organic light emitting diodes”

Tae-Woo Lee, Youngsu Chung, Ohyun Kwon, and Jong-Jin Park

SAMSUNG BEST PAPER AWARD 2005

Display Technology, Bronze Prize Paper

Hole-injecting layer for highly efficient and stable organic light emitting diodes

Tae-Woo Lee, Youngsu Chung, Ohyun Kwon, and Jong-Jin Park