• Associate Professor, Mechanical Engineering
  • Assistant Professor, Mechanical Engineering


  • Abiral Regmi & Dongwoon Shin, Jong-Hyun Kim, Sun Choi, Jiyoung Chang (2020). Suspended graphene sensor with controllable width and electrical tunability via direct-write functional fibers. Journal of Manufacturing process. Vol. 58, 458-465. Published, 10/01/2020.
  • Dongwoon Shin and Sun Choi (2020). Nanoscale Fiber Deposition via Surface Charge Migration at Air-to-Polymer Liquid Interface in Near-field Electrospinning. ACS Applied Polymer Materials. Published, 05/29/2020.
  • Dongwoon Shin & Sun Choi, Jonghyun Kim, Abiral Regmi, Jiyoung Chang (2020). Direct‐Printing of Functional Nanofibers on 3D Surfaces Using Self‐Aligning Nanojet in Near‐Field Electrospinning. Advanced Materials Technologies. Published, 05/05/2020.
  • Jonghyun Kim & Dongwoon Shin, Jiyoung Chang (2020). Fiber Lithography: A Facile Lithography Platform Based on Electromagnetic Phase Modulation Using a Highly Birefringent Electrospun Fiber. ACS Applied Materials and Interfaces. Published, 04/16/2020.
  • Dongwoon Shin & Jonghyun Kim, Jiyoung Chang (2018). Experimental study on jet impact speed in near-field electrospinning for precise patterning of nanofiber. ASME Journal of Manufacturing processes. Vol. 36, 231-237. Published, 12/01/2018.
  • Jonghyun Kim & Dongwoon Shin, Tawsif Mahmood, Jiyoung Chang (2018). Electric‐Field‐Assisted Single‐Step In Situ Fabrication and Focal Length Control of Polymeric Convex Lens on Flexible Substrate. Advanced Materials Technologies. Vol. 3(11), 1800108. Published, 11/01/2018.
  • Jonghyun Kim & Dongwoon Kim, Jiyoung Chang (2018). A quantification of jet speed and nanofiber deposition rate in near-field electrospinning through novel image processing. Journal of Micro and Nano-Manufacturing. Vol. 6, 031002. Published, 09/01/2018.
  • Xining Zhang & Qin Zhou, Jiyoung Chang, Kwok Siong Teh, Minsong Wei, Alex Zettl, Liwei Lin (2017). Synthesis of Single-Layer Graphene on Nickel Using a Droplet CVD Process. Advanced Materials Interface. Vol. 4, 1600783. Published, 01/25/2017.
  • Jonghyun Kim & Jiyoung Chang (2017). A facile dry-pmma transfer process for electron-beam lithography on non-flat substrate. IEEE MEMS. Published, 01/23/2017.
  • Zhou, Qin, Chang, Jiyoung, Ercius, Peter, Alivisatos, A. Paul, Zettl, Alex & Yuk, Jong Min (2016). Real-Time Observation of Water-Soluble Mineral Precipitation in Aqueous Solution by In Situ High-Resolution Electron Microscopy. American Chemical Society (ACS). Published, 2016.
  • Pham, Thang, Chang, Jiyoung, Chen, Ernest, Worsley, Marcus A., Zettl, Alex, Mickelson, William, Maboudian, Roya & Harley-Trochimczyk, Anna (2016). Gas Sensors: Platinum Nanoparticle Loading of Boron Nitride Aerogel and Its Use as a Novel Material for Low-Power Catalytic Gas Sensing (Adv. Funct. Mater. 3/2016). Wiley-Blackwell. Vol. 26(3), 314-314. Published, 2016.
  • Pham, Thang, Chang, Jiyoung, Chen, Ernest, Worsley, Marcus A., Zettl, Alex, Mickelson, William, Maboudian, Roya & Harley-Trochimczyk, Anna (2016). Platinum Nanoparticle Loading of Boron Nitride Aerogel and Its Use as a Novel Material for Low-Power Catalytic Gas Sensing. Wiley-Blackwell. Vol. 26(3), 433-439. Published, 2016.


  • Invited talk at Suk-Myeong Univ. Korea. Invited Talk/Keynote, Presented, 06/11/2022.
  • Invited talk at Yonsei Univ. Korea. Invited Talk/Keynote, Presented, 06/05/2022.
  • Invited talk at Gacheon Univ. Korea. Invited Talk/Keynote, Presented, 06/03/2022.
  • Invited talk at Hanyang Univ. Korea. Invited Talk/Keynote, Presented, 05/30/2022.
  • Invited talk at KITECH. Invited Talk/Keynote, Presented, 05/27/2022.
  • Invited talk at UNIST Korea. Invited Talk/Keynote, Presented, 05/19/2022.
  • Invited talk at KB university in Korea. Invited Talk/Keynote, Presented, 05/18/2022.
  • Invited talk at KAIST Korea. Invited Talk/Keynote, Presented, 05/17/2022.
  • Invited talk at POSTECH. Invited Talk/Keynote, Presented, 05/16/2022.
  • Gave an invited talk at KSPE meeting. Invited Talk/Keynote, Presented, 05/12/2022.
  • Presented research result in TMS nanomaterials symposium as invited talk “Suspended graphene with functional nanofiber for high sensitivity H2 gas sensing”. Conference Paper, Refereed, Presented, 02/16/2021.
  • Dongwoon Shin, Chang's graduate student, gave a virtual oral presentation at MRS2020 Fall meeting. Conference Paper, Refereed, Presented, 11/30/2020.
  • Chang gave an invited talk at TMS 20202 in the flexible electronics symposium. Invited Talk/Keynote, Presented, 02/24/2020.
  • Chang gave a conference presentation at TMS2020 in nanomaterial symposium. Other, Presented, 02/24/2020.
  • Invited talk at WRC 2019, "Precision patterning of nanofiber using droplet jet mode near-field electrospinning for flexible electronics" . Invited Talk/Keynote, Presented, 11/02/2019.
  • Invited talk in the mechanical engineering department at UIUC. Invited Talk/Keynote, Presented, 10/2019.
  • Oral presentation, "A direct-write nanofibers for low-cost, high-throughput microscale lithography". Conference Paper, Refereed, Presented, 06/20/2019.
  • Invited talk at TMS 2019 meeting in nanomaterial symposium. Invited Talk/Keynote, Presented, 03/12/2019.
  • one of graduate students, Dongwoon Shin, gave a talk at Hilton head workshop about "precise patterning of nanofibers on flexible substrate" . Conference Paper, Refereed, Presented, 06/04/2018.
  • Invited talk at TMS 2018 meeting in nanomaterial symposium. Title: Direct-write near-field electrospinning for flexible electronics. Invited Talk/Keynote, Presented, 03/13/2018.
  • Research seminar at Korea University, "Future of flexible electronics based on 2D materials". Other, Presented, 05/18/2016.
  • Invited talk at Korean Institute of Science and Technology. Title "Nanomanufacturing based on 2D materials". Invited Talk/Keynote, Presented, 05/16/2016.
  • Invited talk at Annual conference of Korean Society of Precision Engineering. Title: "How 2D materials will advance flexible electronics in the future". Invited Talk/Keynote, Presented, 05/12/2016.

Research Groups

  • Noori Na, Graduate Student. 08/01/2019 - present.
  • Tanner Andrews, Undergraduate Student. 12/01/2018 - 08/15/2019.
  • Abiral Regmi, Graduate Student. 08/01/2018 - present.
  • Tawsif Mahmood, Graduate Student. 08/21/2017 - 12/31/2018.
  • Jonghyun Kim, Graduate Student. Mechanical Engineering. 08/01/2015 - 04/30/2020.