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  • Yoon, Dong Ki   Associate Professor
  • Applied Chemistry
  • Ph.D. 2007, KAIST
  • WEBPAGE : http://yoon.kaist.ac.kr
  • E-MAIL : nandk@kaist.ac.kr
  • Tel/Office : 042-350-1116 (Office), 1156 (Lab) / 206 (E6-6) (Room)

Contact information

Tel: (office) +82-42-350-1116, (lab) +82-42-350-1156 (administrative) +82-42-350-1176
Location: (office) Room 206 (Bldg. E6-6), (lab) Room 214, 215 (Bldg. E6-6)
Fax: +82-42-350-2810


03/2003-02/2007 KAIST, Chemical & Biomolecular Engineering (Ph.D.)
03/2001-02/2003 KAIST, Chemical & Biomolecular Engineering (M.S.)
03/1997-02/2001 Yonsei University, Chemical Engineering (B.S.)

Professional Experiences

04/2014-present Associate Professor, KAIST
04/2011-03/2014 Assistant Professor, KAIST
03/2009-03/2011 Postdoctoral Researcher, Univ. of Colorado, Boulder
03/2007-03/2009 P Senior Engineer, Samsung Electronics


Merck Young Scientist Award in the 17th International Meeting on Information Display (2017)
MOE (Ministry of Education) Excellent basic research 50 (2014)
The Michi Nakata Prize in the 24th International Liquid Crystal Conference (2012)
Junior Scientist Exchange Award in ICAM(Institute for Complex Adaptive Matter) (2009)
Excellent Paper Award in Polymer Society (2008)
Amchuns Thesis Award in Chemical & Biomolecular Engineering, KAIST (2006)


Brief Introduction

Research topics

► Synthesis of soft matters; small molecular weight liquid crystals, supramolecules, polymers, biopolymers, inorganic particles, etc
► Nano- and microfabrication and orientation control of soft matters by topographic confinement
► Nano- and micro-structural analyses; scattering and microscopy
► Organic optics and electronics using soft matters

Representative publications

1. Moon Jong Han, Michael McBride, Bailey Risteen, Guoyan Zhang, Brian V. Khau, Elsa Reichmanis* and Dong Ki Yoon*, "Highly Oriented and Ordered Water-Soluble Semiconducting Polymers in a DNA Matrix", Chem. Mater., 2019, 32(2), 688–696 (2019. 12. 24)
2. Wongi Park, Taewoo Ha, Teun-Teun Kim, Anna Zep, Hyungju Ahn, Tae Joo Shin, Kyung Ik Sim, Taek Sun Jung, Jae Hoon Kim, Damian Pociecha, Ewa Gorecka and Dong Ki Yoon* "Directed self-assembly of a helical nanofilament liquid crystal phase for use as structural color reflectors" NPG Asia Mater, 2019, 11, 45, (Featured Article) (2019.08.16)
3. Yun Jeong Cha, Soon Mo Park, Ra You, Hyoungsoo Kim and Dong Ki Yoon* "Microstructure arrays of DNA using topographic control" Nat. Commun., 2019, 10, 2015 (2019.06.07)
4. Dae Seok Kim, Simon Copar, Uros Tkalec*, Dong Ki Yoon* Mosaics of topological defects in micro-templated liquid crystal phases Science Advances 2018, 4(11), eaau8064 (2018. 11.23)
5. Moon Jong Han, Dayan Wei, Yun Ho Kim, David M. Walba*, Dong Ki Yoon* Highly orient liquid crystal semiconductor for organic thin film transistor ACS Central Science‎ 2018, 4(11), 1495-1502 (2018.10.24)
6. Min-Jun. Gim, Daniel A. Beller and Dong Ki Yoon* Morphogenesis of liquid crystal topological defects during the nematic-smectic A phase transition Nat. Commun. 8, 15453 (2017. 5. 30)
7. Hanim Kim, Seong Ho Ryu, Michael Tuchband, Tae Joo Shin, Eva Korblova, David M. Walba, Noel A. Clark, Dong Ki Yoon* The three-dimensionally nanoconfined liquid crystal phase: Nematic to smectic-like structural transition Science Advances, 2017, 3, e1602102 (2017.2.10)