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Prof. Sang Ho Oh

 

Professor

Department of Engery Engineering

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Director

Center for Shared Research Facilities

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KENTECH, Korea

 

Tel : +82 (0)10 3616 0554

Email : shoh@kentech.ac.kr

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Education:

 

Ph.D. in Materials Science & Engineering

Engineering POSTECH, Pohang, Korea (Mar. 1998 - Feb. 2002)
 

M.S. in Materials Science & Engineering

Engineering POSTECH, Pohang, Korea (Mar. 1996 - Feb. 1998)
 

B.S. in Materials Science & Engineering

Hanyang Unversity, Seoul, Korea (Mar. 1992 - Feb. 1996)

 

 

Research Experience:

 

Professor (Mar. 2022 – Present)

Department of Engery Engineering, KENTECH, Naju, Korea

 

Professor (Mar. 2019 – Feb. 2022)

Department of Energy Science, Sungkyunkwan University, Suwon, Korea

 

Associate professor (Jan. 2016 – Feb. 2019)

Department of Energy Science, Sungkyunkwan University, Suwon, Korea

 

Associate professor (Mar. 2013 – Nov. 2015)

Department of Materials Science & Engineering POSTECH, Pohang, Korea

 

Assistant Professor (Jul. 2009 – Feb. 2013)

Department of Materials Science & Engineering POSTECH, Pohang, Korea

 

Senior Researcher (Nov. 2007 – Jul. 2009)

Division of Electron Microscopic Research, Korea Basic Science Institute (KBSI), Daejeon, Korea

 

Researcher (Jun. 2006 – Oct. 2007)

Electron Microscopy Group, Materials Science & Technology Division Oak Ridge National Laboratory, Oak Ridge, TN, USA

 

Researcher (Sep. 2005 – Apr. 2006)

Erich Schmid Institute of Material Science, Leoben, Austria

 

Visiting Scientist (Mar. 2005 – Aug. 2005)

Max-Planck-Institute fur Metallforschung, Stuttgart, Germany

 

Senior Researcher (Dec. 2003 – Mar. 2005)

Materials Evaluation Group, Korea Research Institute of Standards and Science (KRISS), Daejeon, Korea

 

Postdoctoral Researcher (May. 2002 – Nov. 2003)

Max-Planck-Institute fur Metallforschung, Stuttgart, Germany

 

 

 

Representative Publications:

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Zhipeng Wang, Jinho Byun, Zhen Wang, Yaolong Xing, Jinsol Seo, Jaekwang Lee, Sang Ho Oh, "Direct observation of atomic step-assisted stabilization of polar surface", Advanced Materials 35, 230351 (2023)

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Hyeon Han, Yaolong Xing, Bumsu Park, Dmitry I. Bazhanov, Yeongrok Jin, John T.S. Irvine, Jaekwang Lee, Sang Ho Oh*, "Anti-phase boundary accelerated exsolution of nanoparticles in non-stoichiometric perovskite thin films", Nature Communications 13, 6682 (2022)

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Yaolong Xing, Inhwan Kim, Kyeong Tae Kang, Bumsu Park, Zhen Wang, Jong Chan Kim, Hu Toung Jeong, Woo Seok Choi*, Jaekwang Lee*, Sang Ho Oh*, "Atomic-scale operando observation of oxygen diffusion during topotactic phase transition of a perovskite oxide", Matter 5, 1 (2022)

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Daniel Utt, Subin Lee, Yaolong Xing, Alexander Stukowski, Sang Ho Oh*, Gerhard Dehm, Karsten Albe*, "The origin of jerky dislocation motion in high-entropy alloy", Nature Communications 13, 4777 (2022)

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Zhen Wang, Jinho Byun, Subin Lee, Jinsol Seo, Bumsu Park, Jong Chan Kim, Young Jeong, Junhyeok Bang, Jaeokwang Lee, Sang Ho Oh*, "Vacancy driven surface disorder catalyzes anisotropic evaporation of ZnO (0001) polar surface", Nature Communications 13, 5616 (2022)

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Kyunghwa Chung, Joonho Bang, Athira Thacharon, Hyun Yong Song, Se Hwang Kang, Woo-Sung Jang, Neha Dhull, Dinesh Thapa, C. Muhammed Ajmal, Bumsub Song, Sung-Gyu Lee, Zhen Wang, Albina Jetybayeva, Seungbum Hong, Kyu Hyoung Lee, Eun Jin Cho, Seunghyun Baik, Sang Ho Oh, Young-Min Kim, Young Hee Lee, Seong-Gon Kim, Sung Wng Kim*, "Non-oxidized bare copper nanoparticles with surface excess electrons in air", Nature Nanotechnology 17, 285-291 (2022).

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Subin Lee, Aviral Vaid, Jiseong Im, Bongsoo Kim, Arun Prakash, Julien Guénolé, Daniel Kiener, Erik Bitzek, Sang Ho Oh*, "In situ observation of the initiation of plasticity by nucleation of prismatic dislocation loops", Nature Communications 11, 2367 (2020).

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Kyung Song, Sangwoo Ryu, Hyungwoo Lee, Tula R. Paudel, Christoph T. Koch, Bumsu Park, Ja Kyung Lee, Si-Young Choi, Young-Min Kim, Jong Chan Kim, Hu Young Jeong, Mark S. Rzchowski, Evgeny Y. Tsymbal, Chang-Beom Eom, Sang Ho Oh*, “Direct imaging of the electron liquid at oxide interfaces”, Nature Nanotechnology 13, 198-203 (2018).

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H. Lee*, N. Campbell, J. Lee, T. J. Asel, T. R. Paudel, H. Zhou, J. W. Lee, B. Noesges, J. Seo, B. Park, L. J. Brillson, S. H. Oh, E. Y. Tsymbal, M. S. Rzchowski, and C. B. Eom*, “Direct observation of a two-dimensional hole gas at oxide interfaces”, Nature Materials 17, 231-236 (2018).

 

Yoon Ah Shin, Sheng Yin, Xiaoyan Li, Subin Lee, Sungmin Moon, Jiwon Jeong, Minhyug Kwon, Seung Jo Yoo, Young-Min Kim, Teng Zhang, Huajian Gao* and Sang Ho Oh*, "Nanotwin-governed toughening mechanism in hierarchically structured biological materials", Nature Communications 7, 10772 (2016).

 

D. Lee, H. Lu, Y. Gu, S.-Y. Choi, S.-D. Li, S. Ryu, T. R. Paudel, Kyung Song, E. Mikheev, S. Lee, S. Stemmer, D. A. Tenne, Sang Ho Oh, E. Y. Tsymbal, X. Wu, L.-Q. Chen, A. Gruverman*, C. B. Eom*, "Emergence of Room-Temperature Ferroelectricity at Reduced Dimensions", Science 349, 1314-1317, (2015).

 

Kanghyun Chu, Byung-Kweon Jang, Ji Ho Sung, Yoon Ah Shin, Eui-Sup Lee, Kyung Song, Jin Hong Lee, Chang-Su Woo, Seung Jin Kim, Si-Young Choi, Tae-Yeong Koo, Yong-Hyun Kim, Sang Ho Oh, Moon-Ho Jo, and Chan-Ho Yang* , “Enhancement of the anisotropic photocurrent in ferroelectric oxides by strain gradients”, Nature Nanotechnology 10, 972-979 (2015).

 

Xinjian Shi, Il Yong Choi, Kan Zhang, Jeong Kwon, Dong Yeong Kim, Ja Kyung Lee, Sang Ho Oh, Jong Kyu Kim*, Jong Hyeok Park*, "Highly Efficient Photoelectrochemical Hydrogen Production from BiVO4-Decorated WO3 Helix Nanostructures", Nature Communications 5, 4775 (2014).

 

Subin Lee, Jiseong Im, Youngdong Yoo, Erik Bitzek, Bongsoo Kim, Sang Ho Oh*, "Reversible cyclic deformation mechanism of Au Nanowires by twinning-detwinning transition evidenced from in-situ TEM", Nature Communications 5, 3033 (2014).

 

Sang Ho Oh*, Matthew F. Chisholm, Yaron Kauffmann, Wayne D. Kaplan, Weidong Luo, Manfred Ruehle, Christina Scheu, "Oscillatory Mass Transport in Vapor-Liquid-Solid Growth of Sapphire Nanowires", Science 330, 489 (2010).

 

Sang Ho Oh*, Marc Legros, Daniel Kiener, Gerhard Dehm, “In situ Observation of Dislocation Nucleation and Escape in a Submicron Single-Crystal Al Wire”, Nature Materials 8, 95-100 (2009).

 

Sang Ho Oh*, Yaron Kauffmann, Christina Scheu, Wayne D. Kaplan, Manfred Ruhle, "Ordered liquid aluminum at the interface with sapphire", Science 310, 661 (2005).

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