[26]    “2D Black Phophorus Photodetector for Near-Infrared Imaging Applications”, Invited talk, 2018 Fall ACS National Meeting & Exposition, Boston, MA, USA. (August 20, 2018)

[25]    “Inkjet-Printed Stretchable Electronic Devices, Circuits, Sensors, and Displays”, Invited talk, 2018 233rd ECS Meeting, Seattle, WA, USA. (May 13-17, 2018)

[24]    “2D black phosphorus photodetector for near-infrared imaging applications”, Invited talk, PSU Graphene and Beyond Workshop, State College, PA, USA. (May 9-11, 2018)

[23]    “2D Black Phosphorus Photodetector for Near-Infrared Imaging Applications”, Invited talk, The 7th International Conference on Nanoscience and Technology (ChinaNANO 2017), Beijing, China (Aug. 29-31, 2017)

[22]    “Fully-Printed Stretchable Electronic Devices, Circuits, Sensors, and Displays”, Invited keynote talk, 2017 Small Sciences Symposium on Flexible and Wearable Devices, Hongkong, China (May 14-17, 2017)

[21]    “Fully-Printed Stretchable Electronic Devices, Circuits, Sensors, and Displays”, Invited talk, 2017 IEEE Southeast Michigan Section Conference on IoT/Smart Living, Warren, MI, USA (May 4, 2017)

[20]    “Fully-Printed Stretchable Electronic Devices, Circuits, Sensors, and Displays”, Invited seminar, Department of Electrical & Systems Engineering, Washington University in St. Louis, St. Louis, MO, USA (April 14, 2017)

[19]    “Fully-Printed Stretchable Electronic Devices and Circuits”, Invited talk, 2016 230th ECS Meeting, Honolulu, HI, USA. (Oct. 2-7, 2016)

[18].    “Fully-Printed Stretchable Electronic Devices, Circuits, Sensors, and OLEDs”, Invited seminar, Department of Physics, Wayne State University, Detroit, MI, USA (Sep. 23, 2016)

[17]    “2D Black Phosphorus Nanoelectronic Devices and Sensors”, Invited talk, 2nd International Symposium on Device and Applications of Two-dimensional Materials, Shanghai, China. (Jun. 30 – Jul. 2, 2016)

[16]    “Fully Printed Flexible Electronics and Stretchable Electronics”, Invited seminar, Technology for Tomorrow, Portland, OR, USA. (May 28, 2016)

[15]    “Ultrashort Channel Length Black Phosphorus Field-Effect Transistors”, Invited talk, 2015 228th ECS Meeting, Phoenix, AZ, USA. (Oct. 11-16, 2015)

[14]    “Fully-Printed Stretchable Electronics for Automotive Applications”, Invited talk, Toyota Technical Center USA, Ann Arbor, MI, USA. (Oct. 9, 2015)

[13]    “Fully-Printed Flexible, Foldable, and Stretchable Electronic Systems”, Invited seminar, Department of Microelectronics, Peking University, Beijing, China. (May. 5, 2015)

[12]    “Carbon Nanotube Flexible Electronics”, Invited talk, 2nd International Conference of Young Researchers on Advanced Materials (IUMRS-ICYRAM 2014), Haikou, China. (Oct. 24-27, 2014)

[11]    “Carbon Nanotube Flexible Electronics”, Invited talk, 2014 ECS and SMEQ Joint International Meeting, Cancun, Mexico. (Oct. 5-10, 2014)

[10]    “Carbon Nanotube Flexible Electronics for Applications in Interactive Electronic Skin”, Invited talk, Collaborative Conference on 3D & Materials Research (CC3DMR 2014), Incheon/Seoul, South Korea. (Jun. 23-27, 2014)

[9]    “Carbon Nanotube Macroelectronics: Toward System-on-Plastic”, Invited seminar, Institute of Semiconductors, Chinese Academy of Sciences, Beijing, China. (Dec. 11, 2013)

[8]    “Carbon Nanotube Macroelectronics: Toward System-on-Plastic”, College of Engineering brown bag seminar, Michigan State University, East Lansing, MI, USA. (Nov. 19, 2013)

[7]    “Carbon Nanotube Macroelectronics: Toward System-on-Plastic”, ECE department brown bag seminar, Michigan State University, East Lansing, MI, USA. (Sep. 5, 2013)

[6]    “Carbon Nanotube Macroelectronics: Toward System-on-Plastic”, Invited talk, SPIE Defense, Security, and Sensing Conference, Baltimore, MD, USA. (May. 2, 2013)

[5]    “Carbon Nanotube Macroelectronics: Applications in User-Interactive Electronic Skin”, PhD student seminar series, Department of Electrical Engineering, University of Southern California, Los Angeles, CA, USA. (Apr. 23, 2013)

[4]    “Carbon Nanotube Macroelectronics: Applications in User-Interactive Electronic Skin”, Department of Electrical Engineering, University at Buffalo, SUNY, Buffalo, NY, USA. (Mar. 13, 2013)

[3]    “Carbon Nanotube Macroelectronics: Applications in User-Interactive Electronic Skin”, Department of Electrical and Computer Engineering, Michigan State University, East Lansing, MI, USA. (Mar. 11, 2013)

[2]    “Carbon Nanotube Macroelectronics: Applications in User-Interactive Electronic Skin”, College of Engineering, University of Georgia, Athens, GA, USA. (Feb. 5, 2013)

[1]    “Carbon Nanotube Macroelectronics: Toward System-on-Plastic”, BSAC lunch seminar, University of California, Berkeley, Berkeley, CA, USA. (Oct. 30, 2012)