People

Professor
Current
Alumni

Professor

Hyungyu Jin, Ph.D.

Assistant Professor

Department of Mechanical Engineering
Pohang University of Science and Technology (POSTECH)
77 Cheongam-Ro, Nam-Gu, Pohang, Gyeongbuk, South Korea (37673)

Email : hgjin[at]postech.ac.kr

Tel : +82-54-279-2180

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Education & Professional Career

  • 2016.11 ~ Current : Assistant Professor in Department of Mechanical Engineering,

Pohang University of Science and Technology (POSTECH), Pohang, Korea

  • 2015.4 ~ 2016.10 : Postdoctoral Research Fellow in Department of Mechanical Engineering,

Stanford University, Stanford, CA (Supervisor: Prof. Arun Majumdar)

  • 2014.6 ~ 2015.3 : Postdoctoral Researcher in Department of Mechanical and Aerospace Engineering,

The Ohio State University, Columbus, OH (Supervisor: Prof. Joseph P. Heremans)

  • 2008.9 ~ 2014.5 : Ph.D. in Mechanical Engineering,

The Ohio State University, Columbus, OH (Advisor: Joseph P. Heremans)

  • ​2007 ~ 2008 : Research Associate in Cognitive Robotics Research Center,

Korea Institute of Science and Technology (KIST), Seoul, South Korea

  • 2001 ~ 2007 : B.E. in Mechanical Engineering,

Korea University, Seoul, South Korea

Research Interest

  • Thermoelectric energy conversion

  • Interactions between heat and magnetization (Spin caloritronics)

  • Thermochemical hydrogen and fuel production

  • Materials & devices for thermal management

Representative Publications

  • M. Y. Kim, S. J. Park, G.-Y. Kim, S.-Y. Choi, and H. Jin*, “Designing efficient spin Seebeck-based thermoelectric devices via simultaneous optimization of bulk and interface properties”, Energy Environ. Sci. 14, 3480-3491 (2021)

  • S. Zhai, J. Rojas, N. Ahlborg, K. Lim, M. F. Toney, H. Jin*, W. C. Chueh*, and A. Majumdar*, “The use of poly-cation oxides to lower the temperature of two-step thermochemical water splitting”, Energy Environ. Sci. 11, 2172-2178 (2018) (*Co-corresponding authors)

  • H. Jin et al., The phonon-induced diamagnetic force and its effect on the lattice thermal conductivity, Nature Materials 14, 601-606 (2015)

  • H. Jin et al., P-type doping of elemental bismuth with indium, gallium, and tin: a novel doping mechanism in solids, Energy Environ. Sci. 8, 2027~2040 (2015)

  • H. Jin et al., Effect of the magnon dispersion on the longitudinal spin Seebeck effect in yttrium iron garnets, Phys. Rev. B 92, 054436 (2015)

Awards & Honors

  • Gordon Research Conference Fellowship, International Conference on Spin Dynamics in Nanostructures (2013)

  • International Thermoelectric Society Student Travel Grant, International Conference on Thermoelectrics (2013)

  • University Fellowship, The Ohio State University (2008 – 2009)

  • Honors Scholarship, Korea University (2007)

  • Korea Research Foundation Science Scholarship, Korea University (2006)

Memberships

  • American Physical Society (2009 – present)

  • Materials Research Society (2011 – present)

  • International Thermoelectric Society (2010 – present)

  • The Korean Society of Mechanical Engineers (2018 – present)

  • The Korean Institute of Metals and Materials (2018 – present)