Current Members

Qibing Pei

Professor Qibing Pei

Eduacation: Ph.D. 1990 Chinese Academy of Sciences, Beijing.

Research Interest: Stretchable Polymer Electronics; Conjugated polymers; Electroactive polymer artificial muscles; Nanostructured materials; Polymer actuators and generators; Radiation detection; Polymer synthesis; Polymer composite.

Email: qpei at seas.ucla.edu

Personal Websitehttp://www.mse.ucla.edu/qibing-pei/

Postdoctoral Researcher

Kun Cao

Kun Cao

Kun Cao joined Soft Material Research Laboratory (SMRL) in Prof. Pei’s group in 2023 as a Visiting Project Scientist, after working at R&D and manufacturing company of display as BOE and CSOT, etc. successively. He received his PhD degree in Microelectronics and Solid-State Electronics from Jilin University in 2008. His current research interests include electronic and optical materials for flexible display devices and exploring the applications of novel display products.

Hanxiang Wu

Hanxiang Wu

Hanxiang earned his PhD degree in Materials Science and Engineering from UCLA in June 2023, and a B.S. in Microelectronics Science and Engineering from Peking University in 2018. Then he became a postdoctoral researcher at SMRL. His research interests include flexible multi-modal neural probes and electrocaloric cooling devices.

Graduate Student

Hexing Yin

Hexing Yin

Hexing received his bachelor degree in Nanjing University in 2016, at the same year he joined Prof. Pei’s group as a PhD student. His current research interest include organic/polymer light-emitting diodes, dielectric nanocomposites and energy storage materials.
Kareem Youssef

Kareem Youssef

Kareem graduated with a B.S. in Materials Science and Engineering from Northwestern University. As an undergraduate, he worked on high throughput melting temperature prediction of inorganic solids via machine learning. He joined the Soft Materials Research Lab (SMRL) in 2017 to begin his PhD. His research interests include stretchable electronic materials design, light-emitting electrochemical cells, and novel methods to produce low-cost optoelectronic devices.
Jianghan Wu

Jianghan Wu

Jianghan Wu joined Prof. Pei’s group in 2018 as a PhD student. She received her bachelor’s degree in Materials Chemistry at Xi’an Jiaotong University. Her current research interest includes flexible electronics.
Jiacheng Fan

Jiacheng Fan

Jiacheng joined Prof. Pei’s group in 2018 as a PhD student. He received his bachelor’s degree in Opto-Electronics information in Huazhong University of Science and Technology. His research concentrates on the organic/polymer light-emitting diodes and thermchromic smart windows.

Ziqing Han

Ziqing Han

Ziqing received her bachelor’s degree in Polymer Materials and Engineering from Beijing University of Chemical Technology in 2019. She joined Prof. Pei’s group in 2019 as a graduate student in Materials Science and Engineering. Her current research interest is organic matrix materials for plastic scintillators on radiation detection.

Yuan Zhu

Yuan Zhu

Yuan Zhu got her B.S. Degree in Chemical and Biomolecular Engineering from UCLA in 2019 and now she is a PhD student in the Soft Materials Research Lab. Her research focuses on developing intrinsically stretchable electroluminescent devices for displays and silver nanowires composites for electronic applications.

Yuxuan Guo

Yuxuan Guo

Yuxuan received his bachelor’s degree in Nanoengineering from UC San Diego in 2018 and master’s degree in Materials Science and Engineering from University of Pennsylvania in 2020. Now he is a PhD student under Prof. Pei’s supervision in SMRL. His current research interests include artificial-muscle-based tactile display and wearable haptics device.

Isabelle Winardi

Isabelle Winardi

Isabelle Winardi graduated with a BS in Chemistry from UCLA in 2020 and is currently a PhD student in Professor Qibing Pei’s lab at UCLA’s Department of Materials Science & Engineering. Past research interests focused on solid polymer films for automatically modulated smart windows, while current research interests include designing a nanocomposite scintillator for medical imaging or for radiation detection purposes.

HyeonJi Hong

HyeonJi Hong

HyeonJi Hong, a PhD Student at MSE department, joined Soft Material Research Laboratory in Prof. Pei’s group in 2021 after working at LG Innotek on a project about electrophoretic switchable film. She received her Bachelor’s degree in University of Washington, and Master’s in Johns Hopkins University. Current research interest is polymer films for smart window application.

Kede Liu

Kede Liu

Kede received his bachelor’s degree in Materials Science and Engineering from University of British Columbia and a master’s degree from University of Pennsylvania (2021). Now he is a PhD student in the Soft Materials Research Lab. His current research interests include flexible electronic devices.

Yang Luo

Yang Luo

Yang Luo received his bachelor’s degree in Applied Physics from Northeastern University (2019) and master’s degree in Electrical Engineering from Tsinghua University (2022). Now he is a Ph.D. student under Prof. Pei’s supervision in SMRL. His current research interests include reconfigurable surfaces and flexible haptics.

Siyu Zhang

Siyu Zhang

Siyu Zhang got her B.S. Degree in Materials Science and Engineering from Southeast University in 2022 and now she is a MS student in the Soft Materials Research Lab. Her current research interests include electrocaloric cooling devices.

Visiting Graduate Students

Undergraduate Students

Huiying (Belinda) Wang

Huiying (Belinda) Wang

Belinda Wang is a fourth-year undergrad student majoring in materials science and engineering. She joined the Soft Materials Research Laboratory in 2021. Her current research interests include stretchable electronic materials and device design.
Zhangqing Fei

Zhangqing Fei

Zhangqing Fei is a third-year undergraduate student majoring in biochemistry. She joined the Soft Materials Research Laboratory as a lab assistant in 2022. Her current research interests include polymer synthesis, biochemicals, and machine learning.