Tuesday, August 4, 2009


대학원생 및 연구원 모집

울산과기원 (유니스트) FIND 실험실에서는 석사, 박사과정 대학원생 혹은 연구원, 박사후 연구원을 모집하고 있습니다.
선발된 학생에게는 학위기간동안 장학금과 생활비가 지급됩니다. 재료공학, 물리학, 화학, 전자공학, 화학공학 전공의 학생이나 그외의 전공이라도 본 연구실에 관심이 있는 분은 언제든지 아래의 연락처로 연락하시기 바랍니다.

권순용 (부교수)
울산과학기술원 (UNIST)
Email: sykwon@unist.ac.kr
Tel: (office) +82-52-217-2312

Group Mission
· FIND leads in the design and synthesis of frontier low-dimensional (0D,1D,2D) nanomaterials with atomic-level controllability to make innovative applications possible.

Group Members
· Principal Investigator: Dr. Soon-Yong Kwon
· Research Professor:  Dr. Jinsung Kwak                     
· Ph.D. Course:  Mr. Hyung Duk Yun   
                         Ms. Se-Yang Kim (Ms/Ph.D Combined)
                         Mr. Yongsu Jo (Ms/Ph.D Combined)
                         Mr. Do Hee Lee  (Ms/Ph.D Combined)
                         Ms. Yeoseon Sim (Ms/Ph.D Combined)
                         Mr. Seunguk Song (Ms/Ph.D Combined) w/ Global Ph.D. Fellowship (GPF)
                         Mr. Shi-Hyun Seok (Ms/Ph.D Combined) w/ Global Ph.D. Fellowship (GPF)    
· Alumni:          Dr. Jinsung Kwak (2013.2, Ph.D)  Currently at UNIST, Research Professor 
                        Dr. Jae-Kyung Choi (2015.8, Ph.D)   Currently at KISTI, Senior Researcher 
                        Dr. Jae Hwan Chu (2016.2, Ph.D)  Currently at UCSB, Postdoctoral Fellow
                        Mr. Tae-Yang Kwon (2014.2, Ms.)  Currently at Poongsan Corporation, Researcher
                        Mr. Go-Myoung Bae (2015.2, Ms.)  Currently at ADD, Researcher
                        Mr. Jong Hwa Lee (2017.2, Ms.)  Currently at Applied Materials, Researcher  
                        Dr. Jae-Hoon Huh (2015.3, URS Fellow) 
  FIND and use your passion at FIND-UNIST. Passion never rests!!  :-)

Monday, October 6, 2008

Research Interests

Research Keywords: Epitaxy, Nanocoating, Thin Film Technology & Surface/Interface Science

"Semiconductor Epitaxy, van der Waals Epitaxy, Functional Nanocoating, 0D/1D/2D Functional Nanomaterials" for Potential Applications in Flexible Optoelectronics, Photovoltaics, and Energy Devices

· Low Temperature Engineering with Graphene and Related Low-Dimensional Nanomaterials for Multi-Functional Coatings and Interfaces in a Number of Graphene-Enhanced Products (e.g., Coating for hetero-epitaxy, for oxidation/corrosion/diffusion/gas barriers, for bio-scaffolds, for membranes etc.)

· Novel Synthesis and Applications of One-, Two-Dimensional van der Waals Atomic Crystals beyond Graphene, and Hybrid Systems with III-V & II-VI Compound Semiconductors for Flexible Optoelectronics, Photovoltaics, and Environmental & Energy Devices

· Advanced III-V & II-VI Epitaxy (with reduced dimensionalities) on Si for Advanced Optoelectronics/Photovoltaics and Flexible RBG & White Light Emitters


Seoul National University, Seoul, Korea (2005.8.)
Ph.D. degree in Materials Science and Engineering

· Thesis supervised by Professor Euijoon Yoon in the field of III-Nitride compound semiconductors
· Dissertation: Growth of In-rich InGaN/GaN quantum well structures using growth interruption and their structural and optical properties

Seoul National University, Seoul, Korea (2001.2.)
M.S. degree in Materials Science and Engineering
· Thesis supervised by Professor Euijoon Yoon in the field of III-Nitride compound semiconductors
· Dissertation: Analysis of structural and interfacial properties of AlGaN/GaN multi-quantum well (MQW)

Seoul National University, Seoul, Korea (1999.2.)
B.S. degree in Materials Science and Engineering

Work Experiences

Ulsan National Institute of Science and Technology (UNIST), Ulsan, Korea (2008.11.-present)
Associate/Assistant Professor, School of Materials Science and Engineering

University of Washington, Seattle, Washington 98105, USA (2015.7.-2016.7.)
Visiting Scholar, Department of Physics

· Project: 2D Transition Metal Dichalcogenides
· Host: Professor Xiaodong Xu

University of California at Los Angeles (UCLA), Los Angeles, California 90095, USA (2007.6.-2008.8.)
Postdoctoral Scholar, Department of Materials Science and Engineering

· Projects: Heteroepitaxial Graphene on Pd (111) and 6H-SiC (0001) by in-situ VT-STM and UHV-CVD
                Growth Studies of Sputter-Deposited GexSb1-x Thin Films for Memory Applications
· Work in Frederick Seitz Materials Research Laboratory, University of Illinois at Urbana-Champaign (UIUC)
· Work with Professor Suneel Kodambaka

Yale University, New Haven, Connecticut 06511, USA (2005.12.-2007.5.)
Postdoctoral Associate, Department of Electrical Engineering

· Project: AlGaInN Optoelectronics for White Lightening by MOCVD
· Work with Professor Jung Han

Publications & Patents

1 Book Chapter on International Book on Optoelectronic Semiconductor Devices
Hyun Jin Kim, Soon-Yong Kwon, and Euijoon Yoon, “Chapter 6. Growth of nitride quantum dots”, Optoelectronic Devices: III-V Nitrides, edited by M. Henini and M. Razeghi, Elsevier (2004.12.).

More Than 70 International Refereed Journals on Applied Physics, Materials Science, and Semiconductors (selected) ( __: FIND member, ‡: equally contributed, *: corresponding author)
· S.-Y. Kim, J.H. Kim, S. Lee, J. KwakY. Jo, E. Yoon, G.-D. Lee, Z. Lee, S.-Y. Kwon*, "The impact of surface layer defects on the properties of two-dimensional van der Waals heterostructures", submitted.
· S. Song, S.-Y. Kim, J. Kwak, Y. Jo, J.H. Kim, J.H. Lee, J.-U. Lee, H.D. Yun, Y, Sim, D.H. Lee, S.-H. Seok, H. Cheong, Z. Lee,  S.-Y. Kwon*, "Electrically robust single-crystalline WTe2 nanobelts for nanoscale electrical interconnects", submitted.
· J. KwakY. Jo, S. Song, J.H. Kim, S.-Y. Kim, J.-U. Lee, S. Lee, J. Park, K. Kim, G.-D. Lee, J.-W. Yoo, S.Y. Kim, Y.-M. Kong, G.-H. Lee, W.-G. Lee, J. Park, X. Xu, H. Cheong, E. Yoon, Z. Lee*,  S.-Y. Kwon*, "Single-crystalline nanobelts composed of transition metal ditellurides", submitted.
· J. KwakS.-Y. KimY. Jo, N.Y. Kim, S.Y. Kim, Z. Lee, S.-Y. Kwon*, "Unraveling the water impermeability discrepancy in CVD-grown graphene", submitted.
· Y. Sim, J. Kwak*, S.-Y. Kim, Y. Jo, S. Kim, S.Y. Kim, J.-H. Kim, C.-S. Lee, J.H. Jo, S.-Y. Kwon*, "Formation of 3D graphene-Ni foam heterostructures with enhanced performance and durability for bipolar plates in a polymer electrolyte membrane fuel cell", Journal of Materials Chemistry A 6, 1504-1512 (2018).
· J. Kwak‡, Y. Jo‡, S.-D. Park‡, N.Y. Kim, S.-Y. Kim, H.-J. Shin, Z. Lee, S.Y. Kim*, S.-Y. Kwon*, "Oxidation behavior of graphene-coated copper at intrinsic graphene defects of different origins", Nature Communications  8, 1549 (2017).
- Highlighted in Media and Newspapers
· H.H. Yoon, S. Jung, G. CHoi, J. Kim, Y. Jeon, Y.S. Kim, H.Y. Jeong, K. Kim, S.-Y. Kwon, K. Park*, "Strong Fermi-level pinning at metal/n-Si(100) interface ensured by forming an intact Schottky contact with a graphene insertion layer", Nano Letters 17, 44 (2017).
· S.-Y. Kim‡,  J. Kwak‡,  J.H. Kim, J.-U. Lee, Y. Jo, S.Y. Kim, H. Cheong, Z. Lee, S.-Y. Kwon*, "Substantial improvements of long-term stability in encapsulation-free WS2 using highly interacting graphene substrate", 2D Materials  4, 011007 (2017).
· J.H. ChuD.H. Lee, J. Jo, S.Y. Kim, J.-W. Yoo*, S.-Y. Kwon*, "Highly conductive and environmentally stable organic transparent electrodes laminated with graphene", Advanced Functional Materials  26, 7234-7243 (2016).
- Featured as Journal Inside Back Cover Article (Vol.26, Issue:40)
· H. Seo, H.D. YunS.-Y. Kwon, I.C. Bang*, "Hybrid graphene and single-walled carbon nanotube films for enhanced phase-change heat transfer", Nano Letters 16, 932-938 (2016).
· S.-Y. Kim, J. Kwak, J.H. Chu, J.B. Kim, S.Y. Kim, K. Park, S.-Y. Kwon*, "Controllable synthesis of graphene encapsulated low-dimensional nanocomposites", Advanced Materials Interfaces 2, 1500112 (2015).
- Featured as Journal Cover Article (Vol.2, Issue:11)
· J.-K. Choi, J. Kwak, S.-D. Park, H.D. Yun, S.-Y. Kim, M. Jung, S.Y. Kim, K. Park, S. Kang, S.-D. Kim, D.-Y. Park, D.-S. Lee, S.-K. Hong, H.-J. Shin*, S.-Y. Kwon*, "Growth of wrinkle-free graphene on texture-controlled platinum films and thermal-assisted transfer of large-scale patterned graphene", ACS Nano 9, 679-686 (2015).
- Highlighted in Media and Newspapers
· J.-H. Huh, S.H. Kim, J.H. Chu, S.Y. Kim, J.H. Kim*, S.-Y. Kwon*, "Enhancement of seawater corrosion resistance in copper using acetone-derived graphene coating", Nanoscale 6, 4379-4386 (2014).
· J.H. Chu J. Kwak, S.-D. Kim, M.J. Lee, J.J. Kim, S.-D. Park, J.-K. Choi, G.H. Ryu, K. Park, S.Y. Kim, J.H. Kim, Z. Lee, Y.-W. Kim, S.-Y. Kwon*, "Monolithic graphene oxide sheets with controllable composition", Nature Communications 5, 3383 (2014).
- Highlighted in Media and Newspapers
· D.T. Ho, S.-D. Park, S.-Y. Kwon, K. Park, S.Y. Kim*, "Negative Poisson's ratios in metal nanoplates", Nature Communications 5, 3255 (2014).
- Highlighted in Media and Newspapers
· J.-K. Choi, J.-H. Huh, S.-D. Kim, D. Moon, D. Yoon, K.S. Joo, J. Kwak, J.-H. Chu, S.Y. Kim, K. Park, Y.-W. Kim, E. Yoon, H. Cheong, S.-Y. Kwon*, "One-step graphene coating of heteroepitaxial GaN films", Nanotechnology 23, 435603 (2012).
 - Featured in Semiconductor Today 7(9), 74-75 (2012) etc.
· J. Kwak, J.H. Chu, J.-K. Choi, S.-D. Park, H. Go, S.Y. Kim, K. Park, S.-D. Kim, Y.-W. Kim, E. Yoon, S. Kodambaka, S.-Y. Kwon*, "Near room-temperature synthesis of transfer-free graphene films", Nature Communications 3, 645 (2012).
  - Featured in Nature 483, S32-S33 (2012), Materials Research Society (MRS) News etc.
  - Press releases in Nature Communications (24 Jan 2012).
  - Highlighted in Media and Newspapers
· S.-Y. Kwon, C. V. Ciobanu*, V. Petrova, V. B. Shenoy, J. Bareno, V. Gambin, I. Petrov, S. Kodambaka*, "Growth of semiconducting graphene on palladium", Nano Letters 9, 3985-3990 (2009).

More than 40 Patents (selected) (*: corresponding inventor)
· S.-Y. Kwon*, S.Y. Kim, K. Park. J. Kwak, J.H. Chu, J.-K. Choi, "Wrinkle-free graphene sheet, transparent electrode, active layer including the same, display, electronic device, optoelectronic device, battery, solar cell and dye-sensitized solar cell including the electrode or active layer", PCT/KR2011/005xxx
· S.-Y. Kwon*, K. Park, E. Yoon, J. Kwak, "Method for manufacturing graphene, transparent electrode and active layer comprising the same, and display, electronic device, optoelectronic device, battery, solar cell and dye-sensitized solar cell including the electrode and the active layer",  PCT/KR2011/001xxx
· E. Yoon*, S.-Y. Kwon, P. Moon, "Growth method of nitride semiconductor layer and light emitting device using the growth method", PCT publication number: WO/2006/016731; US application number: 10/596126 (2006.05.31.), JP application number: 2006-545225(2006.06.16.), DE application number: 11 2004 002 804.3 (2006.08.18.)

Courses Taught at UNIST (in English)
· Introduction to Materials Science and Engineering (2009 Spring, 2009 Fall, 2010 Spring (two sections), 2011 Spring, 2012 Fall, 2013 Fall, 2014 Spring, 2018 Spring, MSE202 for undergraduates)
· Thin Film Technology (2011 Fall, 2012 Winter, 2013 Winter, 2014 Fall, 2015 Spring, 2016 Fall, 2017 Spring, 2018 Spring, AMS351 for undergraduates)
· The Materials Science of Low-Dimensional Nanomaterials (2017 Fall, AMS49701 for undergraduates)
· Materials Laboratory (2013 Spring, 2014 Spring, 2015 Spring for undergraduates)
· Advanced Thin Film Technology (2009 Fall, 2010 Fall, AME501 for graduates)
· Light Emitting Diodes (2011 Spring, 2012 Fall, 2013 Fall, 2014 Fall, 2016 Fall, 2017 Fall AME531 for graduates)
· Best Teaching Award, UNIST 2009
· Excellence in Teaching Award, UNIST MAME 2009

Community Services
· Track Coordinator, Materials Science and Engineering Track in School of Mechanical and Advanced Materials Engineering (MAME), UNIST (2011.3.-2014.3)
· Session co-organizer (Graphene and Carbon Nanomaterials), The 18th American Conference on Crystal Growth and Epitaxy (ACCGE 2011)
· Committee Member, The 16th International Conference on Metal-Organic Vapor Phase Epitaxy (ICMOVPE 2012)
· Sub-committee Member (Materials Growth & Characterizations), The 19-25th Korean Conference on Semiconductors (KCS 2012-2018)
· Co-organizer, International Conference for Top and Emerging Materials Scientists (IC-TEMS 2014)
· Session co-organizer (Optical Metamaterials & Novel Optical Materials(14th), Multifunctional Composites & Metamaterials(15th)), The 14,15th International Union of Materials Research Societies-International Conference on Advanced Materials (IUMRS-ICAM 2015, 2016)
· Board Member of the Korean Ceramic Society
· Board Member of Korea Society of Optoelectronics
· Fellow of Korean Vacuum Society,
· Member of American Vacuum Society, Materials Research Society
· Member of Korean Institute of Metals and Materials, Korean Physical Society