Principal Investigator

Experience and Education

• Assistant Professor (Sept. 2022 – present)

School of Materials Science and Engineering, Gyeongsang National University (GNU), Jinju, South Korea

• Postdoctoral Associate (Feb. 2022 – Aug. 2022)

Department of Materials Science and Engineering & Department of Nuclear Science and Engineering,
Massachusetts Institute of Technology (MIT), Cambridge, MA 02139, USA

• Postdoctoral Fellow (Feb. 2021 – Feb. 2022)

Department of Materials Science and Engineering & Department of Nuclear Science and Engineering,
Massachusetts Institute of Technology (MIT), Cambridge, MA 02139, USA

• Postdoctoral Researcher (Aug. 2020 – Feb. 2021)

School of Energy and Chemical Engineering, UNIST, Ulsan, South Korea

• Ph.D. (Mar. 2016 – Aug. 2020)

School of Energy and Chemical Engineering, Ulsan National Institute of Science and Technology (UNIST), Ulsan, South Korea

Selected Publications

• Ultra-Thin Lithium Silicide Interlayer for Solid-State Lithium-Metal Batteries
  Jaekyung Sung, So Yeon Kim, Avetik Harutyunyan, Maedeh Amirmaleki, Yoonkwang Lee, Yeonguk Son, and Ju Li*
  Advanced materials

• Subnano-sized silicon anode via crystal growth inhibition mechanism and its application in a prototype battery pack
  Jaekyung Sung†, Namhyung Kim†, Jiyoung Ma, Jeong Hyeon Lee, Se Hun Joo, Taeyong Lee, Sujong Chae, Moonsu Yoon, Yoonkwang Lee, Jaeseong Hwang, Sang Kyu Kwak* and Jaephil Cho*
  Nature energy

• Scalable Synthesis of Hollow β-SiC/Si Anodes via Selective Thermal Oxidation for Lithium-Ion Batteries
  Seungkyu Park1†, Jaekyung Sung†, Sujong Chae, Jaehyung Hong, Taeyong Lee, Yoonkwang Lee, Hyungyeon Cha, Sung Youb Kim*, and Jaephil Cho*
  ACS nano

• Strategic Pore-architecture for Accommodating Volume Change from High Si Content in Li-ion Battery Anodes
  Jiyoung Ma†, Jaekyung Sung†, Yoonkwang Lee, Yeonguk Son, Sujong Chae, Namhyung Kim, Seong-Hyeon Choi, and Jaephil Cho*
  Advanced energy materials

• Towards maximized volumetric capacity via pore-coordinated design for large-volume-change lithium-ion battery anodes
  Jiyoung Ma†, Jaekyung Sung†, Jaehyung Hong, Sujong Chae , Namhyung Kim, Seong-Hyeon Choi, Gyutae Nam, Yoonkook Son, Sung Youb Kim*, Minseong Ko* and Jaephil Cho*
  Nature communications

• Fabrication of Lamellar Nanosphere Structure for Effective Stress-Management in Large-Volume-Variation Anodes of High-Energy Li-ion Batteries
  Jaekyung Sung†, Jiyoung Ma†, Seong-Hyeon Choi†, Jaehyung Hong, Namhyung Kim, Sujong Chae, Yeonguk Son, Sung Youb Kim*, and Jaephil Cho*
  Advanced materials