Self-Assembled Nanomaterials Lab

Welcome to anyone who is interested in anything on a micro and nanoscale, as long as it's valuable and intriguing!!!
나노재료나 에너지 및 바이오소자에 관심이 있는 열정이 있는 학생이면 전공에 관계없이 누구나 환영합니다!!!

We are searching for Ph. D candidate and Postdoctoral researcher who have backgrounds about electrochemistry, colloidal chemistry, materials science, surface chemistry, analytic chemistry, or electrochemical energy conversion and storage!!!
Feel ffree to contact me.
Contact : phs0727@khu.ac.kr, 031-201-3327

1. EDUCATION & EXPERIENCE

• [2010. 03. – Present] : Assistant Professor, Department of Chemical Engineering, Kyung Hee University
• [2008. 12. – 2010. 02.] : Postdoctoral Researcher, Department of Biological Engineering, Massachusetts Institute of Technology (MIT)
• [2008. 06. – 2008. 11.] : Postdoctoral Researcher, Center for Energy Materials Research, Korea Institute of Science and Technology (KIST)
• [2005. 03. – 2008. 08.] : Ph.D in Chemical & Biomolecular Engineering, KAIST, Korea
• [2003. 03. – 2005. 02.] : MS in Chemical & Biomolecular Engineering, KAIST, Korea
• [1997. 12. – 2000. 02.] : Mandatory Military Service, KOREAN Army
• [1996. 03. – 2002. 02.] : BS in Polymer Science & Engineering, Kyungpook National Univ., Korea

2. RESEARCH AREA

1. Development of Green Nanotechnology
(1) Green Synthesis of Nanoparticles and Nanorods Using Ionic Liquids : Inorganic Nanocrystals, CNT‧Graphene Nanohybrids, Peptide Nanomaterials
(2) Green Synthesis of Nanomaterials via Sonochemistry or Microwave
(3) Green Synthesis of Nanoporous Materials via Supramolecular Assembly
Figure 1. Alumina nanorod (Left) and nanofiber (Right) prepared through an ionothermal synthesis.

2. Development of Carbon Nanotube and Graphene Nanomaterials
(1) Structural Assembly and Functionalization of Carbon Nanotube/Graphene Hybrids through Self Assembly
(2) Hierchical & Complex Heterostructured Inorganic/C Nanocomposites
(3) Fundamental Understanding of Charge Transport on a Nanoscale Interface

Figure 2. Nanoparticle-decorated carbon nanotubes.

3. Development of Nanostructured Ionic-Conducting Materials

(1) Organic/Inorganic Nanohybrid Electrolytes
(2) Ionic Nanogel Electrolytes
(3) Fundamental Understanding of Ionic Transport on a Nanoscale

Figure 3. Ionic nanogel electrolyte (Left) and proton transport in a zwitterionic liquid (Right).

4. Development of Ionic/Electronic/Electrochemical Devices

(1) Energy Devices : Fuel Cell, Battery, Supercapacitor

(2) Flexible Energy, Biosensor, and Actuator Devices

(3) Functional Ionic and Electronic Devices

Figure 4. All-solid-state flexible supercapacitors.

3. AWARDS

• Kim Young Han’s Global leader scholarship (2005. 3 – 2008. 3)


• The Korean Society of Industrial and Engineering Chemistry 2007 Spring Conference, Award for Excellent Paper Presentation


• KAIST, Amchun’s Paper Award (2008. 10)


• Post-Doctoral Fellowship by Korea Research Foundation (2008. 12 –2009.11)

4. PUBLICATIONS

Papers (peer-reviewed SCI)
[1] HoSeok Park, YoJin Kim, Won Hi Hong, Yeong Suk Choi, HongKee Lee, “Influence of Morphology on the Transport Properties of Perfluorosulfonate Ionomers/Polypyrrole Composite Membrane” Macromolecules, 2005, 38, 2289-2295 (16 Feb 2005/IF=4.837/0024-9297).
[2] HoSeok Park, YoJin Kim, Won Hi Hong, HongKee Lee, “Physical and Electrochemical Properties of Nafion/Polypyrrole Composite Membrane for DMFC” J. Memb. Sci., 2006, 272, 28-36 (15 Mar 2006/IF=3.673/0376-7388).
[3] HoSeok Park, Seong Ho Yang, Young-Si Jun, Won Hi Hong, Jeung Ku Kang, “Facile Route to Synthesize Large-Mesoporous g-Alumina by Room Temperature Ionic Liquids” Chem. Mater., 2007, 19, 535-542 (5 Jan 2007/IF=6.397/0897-4756).
[4] HoSeok Park, Yeong Suk Choi, YoJin Kim, Won Hi Hong, “1D and 3D Ionic Liquid-Aluminum Hydroxide Hybrids Prepared via an Ionothermal Process” Adv. Funct. Mater., 2007, 17, 2411-2418 (2 Aug 2007/IF=8.486/1616-301X).
[5] Young-Si Jun, Yun Suk Huh, HoSeok Park, Arne Thomas, Sang Jun Jeon, Eun Zoo Lee, Hyo Jin Won, Won Hi Hong, Sang Yup Lee, Yeon Ki Hong, "Adsorption of pyruvic and succinic acid by amine-functionalized SBA-15 for the purification of succinic acid from fermentation broth", J. Phys. Chem. C, 2007, 111, 13076-13086 (15 Aug 2007/IF=4.520/1932-7447).
[6] HoSeok Park, YoJin Kim, Yeong Suk Choi, Won Hi Hong, Doohwan Jung, “Surface Chemistry and Physical Properties of Nafion/Polypyrrole/Pt Composite Membrane Prepared by Chemical In-situ Polymerization for DMFC” J. Power Sources, 2008, 178, 610-619 (1 Apr 2008/IF=4.283/0378-7753).
[7] HoSeok Park, Yeong Suk Choi, Young Mee Jung, Won Hi Hong, “Intermolecular Interaction-Induced Hierarchical Transformation in 1D Nanohybrids: Analysis of Conformational Changes by 2D Correlation Spectroscopy”, J. Am. Chem. Soc., 2008, 130, 845-852 (28 Dec 2007/IF=9.019/0002-7863).
[8] HoSeok Park, Young-Chul Lee, Bong Gill Choi, Won Hi Hong, Ji-Won Yang, “Clean and Facile Solution Synthesis of Iron (III)-Entrapped g-Alumina Nanosorbents for Arsenic Removal” ChemSusChem, 2008, 1, 356-362 (2 Apr 2008/IF=6.325/1864-5631).
[9] Jong Kyun You, HoSeok Park, Seong Ho Yang, Won Hi Hong, Weonho Shin, Jeung Ku Kang, Kwang Bok Yi, Jong-Nam Kim, “Influence of Additives Including Amine and Hydroxyl Groups on Aqueous Ammonia Absorbent for CO2 Capture” J. Phys. Chem. B, 2008, 112, 4323-4328 (19 Mar 2008/IF=3.603/1520-6106).
[10] HoSeok Park, Jong Kyun You, Young Mee Jung, Won Hi Hong, Jong-Nam Kim, “Analysis of the CO2 and NH3 Reaction in an Aqueous Solution by 2D IR COS: Formation of Bicarbonate and Carbamate” J. Phys. Chem. A, 2008, 112, 6558-6562 (27 Jun 2008/IF=2.732/1089-5639).
[11] Bong Gill Choi, HoSeok Park, Hun Suk Im, Yo Jin Kim, Won Hi Hong, “Influence of oxidation state of polyaniline on physicochemical and transport properties of Nafion/polyaniline composite membrane for DMFC” J. Membr. Sci., 2008, 324, 102-110 (31 Oct 2008/IF=3.673/0376-7388).
[12] Bong-Gill Choi, Ho Seok Park, Tae Jung Park, Dong Hyun Kim, Sang Yup Lee, Won Hi Hong, “Development of the electrochemical biosensor for organophosphate chemicals using CNT/ionic liquid bucky gel electrode” Electrochem. Commun., 2009, 11, 672-675 (01 Mar 2009/IF=4.282/1388-2481).
[13] HoSeok Park, Young-Chul Lee, Bong Gill Choi, Yeong Suk Choi, Won Hi Hong, “Green one-pot assembly of iron-based nanomaterials for the rational design of structure” Chem. Commun., 2009, 4058-4060 (29 May 2009/IF=5.787/1359-7345).
[14] HoSeok Park, Bong Gill Choi, Seong Ho Yang, Weon Ho Shin, Jeung Ku Kang, Doohwan Jung, Won Hi Hong, “Ionic Liquid-Assisted Sonochemical Synthesis of Carbon Nanotube-Based Nanohybrids: Control in the Structures and Interfacial Characteristics” Small, 2009, 5, 1754-1760 (3 Aug 2009/IF=7.333/1613-6810).
[15] HoSeok Park, Se Ra Kwon, Weon Ho Shin, Jung Ku Kang, Hyun Joo Lee, Hoon Sik Kim, Won Hi Hong, “Tracking the Transition Behavior and Dynamics of Ionic Transport in Crystalline Ionic Gel Electrolytes” Chem. Commun., 2009, 6388-6390 (24 Sep 2009/IF=5.787/1359-7345).
[16] HoSeok Park, Joon-Sung Kim, Bong Gill Choi, Seong Mu Jo, Dong Young Kim, Won Hi Hong, Sung-Yeon Jang, “Sonochemical hybridization of carbon nanotubes with gold nanoparticles for the production of flexible transparent conducing films” Carbon, 2010, 48, 1325-1330 (1 Apr 2010/IF=4.893/0008-6223).
[17] HoSeok Park, Young-Chul Lee, Bong Gill Choi, Yeong Suk Choi, Ji-Won Yang, Won Hi Hong, “Energy Transfer in Ionic Liquid-Functionalized Inorganic Nanorods for Highly Efficient Photocatalytic Applications” Small, 2010, 6, 290-295 (18 Nov 2009/IF=7.333/1613-6810).
Since Kyung Hee University
[18] Min Ho Yang, Bong Gill Choi, HoSeok Park, Won Hi Hong, Sang Yup Lee, Tae Jung Park, “Development of a Glucose Biosensor Using Advanced Electrode Modified by Nanohybrid Composing Chemically Modified Graphene and Ionic Liquid” Electroanalysis, 2010, 22 (11), 1223-1228 (30 MAR 2010/IF=2.721/1040-0397).
[19] HoSeok Park, Young Mee Jung, Seong Ho Yang, Weonho Shin, Jung Ku Kang, Hoon Sik Kim, Hyun Joo Lee, Won Hi Hong*, “Spectroscopic and Computational Insight into the Intermolecular Interactions between Zwitter-Type Ionic Liquids and Water Molecules” ChemPhysChem, 2010, 11 (8), 1711-1717 (1 APR 2010/IF=3.339/1439-4235).
[20] Bong Gill Choi, HoSeok Park*, Tae Jung Park, Min Ho Yang, Joon Sung Kim, Sung-Yeon Jang, Nam Su Heo, Sang Yup Lee, Jing Kong, Won Hi Hong, “Solution Chemistry of Self Assembled Graphene Nanohybrids for High Performance Flexible Biosensors” ACS Nano, 2010, 4 (5), 2910-2918 (08 APR 2010/IF=9.855/1936-0851).
[21] HoSeok Park, Tae Jung Park, Yun Suk Hur, Bong Gill Choi, Sang Yup Lee, Won Hi Hong, “Immobilization of Genetically-Engineered Fusion Proteins on Gold-Decorated Carbon Nanotube Hybrid Films for the Fabrication of Biosensor Platforms” J. Colloid & Inter. Sci., 2010, 350, 453-458 (30 June 2010/IF=3.066/0021-9797).
[22] Bong Gill Choi, HoSeok Park, Min Ho Yang, Tae Jung Park,* Young Mee Jung, San Yup Lee, Won Hi Hong, “Microwave-Assisted Synthesis of Highly Water-Soluble Graphene toward Label-Free DNA Sensor Applications” Nanoscale, 2010, 2(12), 2692-2697 (25 Oct 2010/IF=4.109/2040-3364).
[23] MinHo Yang, Bong Gill Choi, HoSeok Park, Tae Jung Park, Won Hi Hong, and Sang Yup Lee. "Directed self-assembly of gold nanoparticles on graphene-ionic liquid hybrid for enhancing electrocatalytic activity", Electroanalysis, 2011, 23 (4), 850-857 (3 FEB 2011/IF=2.721/1040-0397).
[24] HoSeok Park,* Hoon Sik Kim, Young Mee Jung, “Interionic Interactions of Binary Gels Consisting of Pyrrolidinium-Based Zwitterionic Compounds and Lithium Salts” J. Phys. Chem. B, 2011, 115 (8) 1743-1750 (3 FEB 2011/IF= 3.603/1520-6106).
[25] Sung Dae Cho, HoSeok Park,* “Ionic Liquid-Assisted Direct Synthesis of PdO Nanoparticles Immobilized on Boehmite Nanoparticles” J. Colloid & Inter. Sci., 2011, 357 (1) 46-49 (1 MAY 2011/IF=3.066/0021-9797).
[26] Jinkee Hong, HoSeok Park,* “Fabrication and characterization of block copolymer micelle multilayer films using dip-, spin- and spray-assisted layer-by-layer assembly deposition” Colloid & Surface Sci. A, 2011, 381 (1-3) 7-12 (20 May 2011/IF=2.130/0927-7757).
[27] M. T. Kim, H. S. Park, K. Y. Rhee, “Carbon Nanotube Modification Using Gum Arabic and Its Effect on the Dispersion and Tensile Properties of Carbon Nanotubes/Epoxy Nanocomposites” J. Nanosci. Nanotech., 2011, 11 (8) 7369-7373 In press (1 Aug 2011/IF=1.351/1533-4880).
[28] Bong Gill Choi, HoSeok Park, Young Mee Jung, Kwang Bok Yi, Jong-Nam Kim, Won Hi Hong, “Analysis of CO2-NH3 Reaction Dynamics in an Aqueous Phase by PCA and 2D IR COS” J. Ind. Eng. Chem., 2011, In press ( /IF=2.149/1226-086X).
[29] Bong Gill Choi, Jinkee Hong, Young Chul Park, Doo Hwan Jung, Won Hi Hong, Paula T. Hammond, HoSeok Park*, "Innovative Polymer Nanocomposite Electrolytes : Nanoscale Manipulation of Ion Channels by Functionalized Graphenes" ACS Nano, 2011, 5 (6) 5167-5174 (2 May 2011/IF=9.855/1936-0851).
[30] Bong Gill Choi, Min Ho Yang, Tae Jung Park, Yun Suk Huh, Sang Yup Lee, Won Hi Hong, HoSeok Park*, "Programmable peptide-directed two dimensional arrays of various nanoparticles on graphene sheets" Nanoscale, 2011, 3 (8), 3208-3213 (22 Jun 2011/IF=4.109/2040-3364).
[31] Bong Gill Choi, Jin Kee Hong, Won Hi Hong, Paula T. Hammond*, HoSeok Park*, "Facilitated Ion Transport in All Solid-State Flexible Supercapacitor" ACS Nano, 2011, 5 (9) 7205-7213 (8 Aug 2011/IF=9.855/1936-0851).
[32] Bong Gill Choi, Won Hi Hong, Young Mi Jung, HoSeok Park*, "Charge Transfer Interactions between Conjugated Block Copolymer and Reduced Graphene Oxides" Chem. Commun., 2011, 47, 10293-10295 (22 Aug 2011/IF=5.787/1359-7345).
[33] Phan Huy Hoang, HoSeok Park*, Dong-Pyo Kim*, "Ultrafast and Continuous Synthesis of Unaccommodating Inorganic Nanomaterials in Droplet & Ionic Liquid Assisted Microfluidic System" J. Am. Chem. Soc., 2011, 133 (37) 14765-14770 (10 Aug 2011/IF=9.019/0002-7863).
[34] Jinkyu Im, Sung Yun Hong, Youngeun Cheon, Jeesun Lee, Je Seung Lee, Hoon Sik Kim*, Minserk Cheong,* HoSeok Park*, "Steric Hinderance-induced zwitterionic carbonates from alkanolamines and CO2: highly efficient CO2 absorbents" Energy Environ. Sci., 2011, 4, 4284-4289 (01 Sep 2011/IF=9,446/1754-5692).
[35] Bong Gill Choi, Jin Kyu Im, Hoon Sik Kim, HoSeok Park*, "Flow injection amperometric detection of glucose based on graphene/Nafion hybrid electrodes" Electrochim. Acta, 2011, 56 (27), 9721-9726 (30 Nov 2011/IF=3.642/0013-4686).
[36] Bong Gill Choi, HoSeok Park*, "Superhydrophobic graphene/Nafion nanohybrid films with hierarchical roughness" J. Phys. Chem. C, 2011, In press.
[37] HoSeok Park*, "Hierarchically Structured MnO2/Graphene Composites: Fast Ion Diffusion and Mechanical Integrity for High Rate Capability and Long Cycle Stability of Supercapacitors" Energy Environ. Sci., 2011, In revision.
[38] Bong Gill Choi, HoSeok Park*, "Controlling Size, Amount, and Crystalline Structures of Nanoparticles Deposited on Graphenes for Highly Efficient Energy Conversion and Storage" ChemSusChem, 2011, In press (/IF=6.325/1864-5631).
[39] Jin Kyu Im, Sung Dae Cho, Hoon Sik Kim, Ho Seok Park*, " Anomalous thermal transition and crystallization of ionic liquids confined in graphene multilayers" Chem. Commun., 2011, In revision.

Manuscripts Submitted & In Preparation
[1] HoSeok Park*, et al. “Two-dimensional infrared spectroscopy and principal component analysis on the carbonation of sterichindered alkanolamine” 2011, Submitted.
[2] HoSeok Park*, et al. “Ionic Conductivitive Polymer/Graphene Oxide Nanocomposite Membranes for High Performance Direct Methanol Fuel Cell” 2011, Submitted.
[3] HoSeok Park*, et al. "Functionalization of graphene by ionic liquid for energy storage" 2011, Submitted.
[4] HoSeok Park*, et al. "Electroactive Nanoparticles Directed Assembly of Graphene Building Blocks into Hierarchical Structures" 2011, Submitted.
[5] HoSeok Park, Roger D. Kamm, “Biochemical-Stimulated Differentiation and Migration of Mesenchymal Stem Cells in a Microfluidic Platform” 2011, Submitted.
[6] HoSeok Park,* et al. "In-situ synthesis and decoration of CdTe, ZnTe, and ZnSe nanoparticles on multi-walled carbon nanotubes" 2011, Submitted.
[7] HoSeok Park,* et al. "Integrative assembly of two-dimensional nano-building blocks into hierarchicalstructures for multifunctional films" 2011, Submitted.
[8] HoSeok Park, Bong Gill Choi, Sung-Yeon Jang, Wong Hi Hong, “Controlled Assembly of Graphene and Graphene Oxide Nanosheets into One-Dimensional Nanofibers” 2011, Manuscript in Preparation.
[9] HoSeok Park, Bong Gill Choi, Won Hi Hong, Sung Yeon Jang, “Self-Assembled Three-Dimensional Network of Single-Wall Carbon Nanotube Composites for Transparent, Flexible, and Conductive Films” 2011, Submitted.
[10] HoSeok Park,* et al. "Hollow TiO2/Polypyrrole Core/Shell Nanocomposites for High Rate Capability and Ling Cycle Stability of Lithium Ion Batteries" 2011, Submitted.

Papers (Non-SCI)
[1] Yun Suk Huh, Sang Jun Jeon, Eun Zoo Lee, HoSeok Park, Won Hi Hong, "Microfluidic extraction using two phase laminar flow for chemical and biological applications" The Korean Journal of Chemical Engineering, 2011, 28 (3), 633-642.
[2] HoSeok Park, Jong Kyun You, "Absorption rate of carbon dioxide into blended ammonia solution with amine additives in a stirred cell reactor” The Korean Journal of Chemical Engineering, 2009, 47, 185-189 (Apr 2009).
[3] Jong Kyun You, HoSeok Park, Won Hi Hong, JongKee Park, Jong Nam Kim, “Modeling of operating conditions of ammonia water absorbent for removal of carbon dioxide in flue gas” The Korean Journal of Chemical Engineering, 2007, 45, 258-263 (June 2007).
[4] HoSeok Park, Bong Gill Choi, Won Hi Hong, “Ionothermal synthesis of 1D and 3D-Shaped Ionic Liquid-Aluminum Hydroxide Hybrids for Electrochemical Device”, Applied Chemistry, 2007, 11, 117-120.
[5] HoSeok Park, Bong Gill Choi, Won Hi Hong, “Phase-Controlled Synthesis of 1D Nanohybrids for an Application into Electrochemistry and Separation” Applied Chemistry, 2007, 12, 421-424.
[6] HoSeok Park, Jong Kyun You, Bong Gill Choi, Won Hi Hong, Ki-Pung Yoo, “1D and 3D Shaped Ionic Liquid/Aluminum Hydroxide Nanohybrids for Electrochemcial Device” IEEE International Conference of Nano/Micro Engineered and Molecular Systems, 2007, 1-3, 946-949 (JAN 16-19 2007/1-4244-0610-2).
[7] HoSeok Park, Yun Suk Huh, Won Hi Hong, “Novel synthesis of 1 and 3-dimensionally nanostructured ionic liquids/aluminum hydroxide composite via supramolecular assembly: Effect of water on the formation of nanostructure” Abstracts of Papers of the American Chemical Society, 2006, 232, 781- Organic Chemistry (September 10-14 2006).
[8] HoSeok Park, Jong Kyun You, Won Hi Hong, Jong-Nam Kim, Chang Hyun Ko, Jongkee Park, “Absorbent based on Ammonia for Removal of Carbon Dioxide” Abstracts of Papers of the American Chemical Society, 2006, 231, 49-Fuel (MAR 26-30 2006).

Patents
[1] HoSeok Park et al. “Composites Nanofiber Webs Containing Graphene Mono- or Multi-layers, and One-Dimensionally Oriented Mono- or Multi-layered Graphene by Electrospinning Process and Fabrication Method Thereof”, Korea Patent, Pending, 2009.
[2] HoSeok Park et al. “Carbon Nanotube Composite Nanofiber Webs by Electrospinning Process for Medical Applications and Fabrication Method Thereof” , Korea Patent, Pending, 2008. [3] HoSeok Park et al. “Biosensor Using the Conductive Graphene and Manufacturing Method Thereof”, Korea Patent, Pending, 2008.
[4] HoSeok Park et al. "Producing Method of One-dimensional Boehmite/Ionic Liquid Complex and One-dimensional Mesoporous γ Alumina Using Ionic Liquid”, Korea Patent 10-0792617, Jan. 02, 2008.
[5] HoSeok Park et al. “Producing Method of Ionic Liquid/Aluminum Hydroxide Complex and Mesoporous Alumina”, Korea Patent 10-0792619, Jan. 02, 2008.
[6] HoSeok Park et al. “Method of suppressing ammonia vaporization at ambient pressure from aqueous ammonia using additives”, Korea Patent 10-0861393, Sep. 25, 2008.
[7] HoSeok Park, Won Hi Hong, Bong Gill Choi, “Producing Method of Carbon Nanotube/Ionic Liquid/Metal Nanoparticle and Carbon Nanotube/Metal Nanoparticle Composite” 2007, Korea Patent 10-2007-0042431.
[8] HoSeok Park et al. “Conductive Carbon Nanotubes Using Ionic Liquid and Biosensors Using the Same” 2007, Korea Patent 10-2007-0043866.

Invited Presentation
[1] HoSeok Park, "Interfacial Engineering of Nanomaterials for Energy and Nanobiotechnology", Chung Nam University, Daejeon, May./27/2010.
[2] HoSeok Park, "Green Nanotechnology Based on Ionic Liquids for Electrochemical Devices", Korean Chemical Society, Incheon Songdo, Apr./30/2010.
[3] HoSeok Park, "Interfacial Engineering for Energy and Nanobiotechnology", Kyung Hee University, Yongin, Mar./18/2010.
[4] HoSeok Park, “Interfacing functional materials with electrical and biological systems” Kangwon National University, Chuncheon, Sep./02/2009. [5] HoSeok Park, “3D cellular behaviors of mesenchymal stem cells in microfluidic devices” KAIST, Daejeon, Aug./27/2009.
[6] HoSeok Park, “Interfacing functional materials with electrical and biological systems” UNIST, Ulsan, Aug./26/2009.
[7] HoSeok Park, “Green nanotechnology based on ionic liquids for energy, environment, and biological applications” KIST, Seoul, May/14/2008.

Press Release
[1] "기능화된 그래핀을 이용한 고성능 고분자 나노복합체 전해질의 개발”: 2011. 05. 19, Asia economy daily, Seoul economy daily, Newsis.
http://www.asiae.co.kr/news/view.htm?idxno=2011052011023051017
[2] "이온성 액체로 나노구조 유도기술 개발”: 2009. 12. 15, Digital Times, Maeil Business Newspaper, Yonhapnews, Electronic times, Newsis, Asia economy daily, Financial News, Daejeon city, Industry information in the age of E-biz news, Herald media, KAIST.