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Gerd Grau

Associate Professor, P.Eng

Department:

Electrical Engineering & Computer Science

Bio

Gerd Grau is an Associate Professor of Electrical Engineering at York University. He received his BA and MEng from the University of Cambridge and his PhD from UC Berkeley in 2016. He has extensive experience fabricating semiconductor devices using printing technology with a focus on organic thin-film transistors. His expertise spans the study of fundamental printing physics, the development of new printing tools using microfabrication, the optimization of material properties through process innovations, and the integration of device process flows. His research is funded by NSERC, CIHR, Mitacs and industry collaboration.

Research Interests

  • Semiconductor devices
  • Microfabrication
  • Printed electronics
  • Additive manufacturing

Selected Publications

  • Naderi and G. Grau, “Organic Thin-Film Transistors with Inkjet-Printed Electrodes on Hydrophobic Teflon-AF Gate Dielectric with Reversible Surface Properties,” Organic Electronics, vol. 108, 106612, 2022. doi: 10.1016/j.orgel.2022.106612
  • Qiu, M. K. Idris, G. Grau and G.W. Melenka, “Electroluminescent strain sensing on carbon fiber reinforced polymer,” Composites Part B: Engineering, vol. 238, 109893, 2022. doi: 10.1016/j.compositesb.2022.109893
  • P. Brishty, R. Urner and G. Grau, “Machine Learning Based Data Driven Inkjet Printed Electronics: Jetting Prediction for Novel Inks,” Flexible and Printed Electronics, vol. 7, no. 1, 015009, 2022. doi: 10.1088/2058-8585/ac5a39
  • K. Idris, P. Naderi, G. W. Melenka and G. Grau, “Damage Location Sensing in Carbon Fiber Composites Using Extrusion Printed Electronics,” Functional Composites and Structures, vol. 3, no. 4, 045001, 2021. doi: 10.1088/2631-6331/ac3731
  • Tavakkoli Gilavan, M. S. Rahman, A. M. Khan, S. Nambi and G. Grau, “One-step fabrication of low resistance conductors on 3D-printed structures by laser-induced graphene (LIG),” ACS Applied Electronic Materials, vol. 3, no. 9, pp. 3867-3875, 2021. doi: 10.1021/acsaelm.1c00480
  • P. Brishty and G. Grau, “Machine Vision Methodology for Inkjet Printing Drop Sequence Generation and Validation,” Flexible and Printed Electronics, vol. 6, no. 3, 035009, 2021. doi: 10.1088/2058-8585/ac1c5c
  • Minhas-Khan, S. Nambi and G. Grau, “Low-Resistance Laser-Induced Graphitic Carbon by Maximizing Energy Delivery and Pulse Overlap,” Carbon, vol. 181, pp. 310-322, 2021. doi: 10.1016/j.carbon.2021.05.037
  • Yousefi, M. Taghadosi, A. Dabbaghian, R. Siu, G. Grau, G. Zoidl and H. Kassiri, “An Energy-Efficient Optically-Enhanced Highly-Linear Implantable Wireless Bidirectional Optogenetic Neuro-Stimulator,” IEEE Transactions on Biomedical Circuits and Systems, vol. 14, no. 6, pp. 1274-1286, 2020. doi: 10.1109/TBCAS.2020.3026937
  • S. Rahman, M. Shahzadeh, M. Rahman, S. Pisana and G. Grau, “High-Speed Contactless Sintering Characterization for Printed Electronics by Frequency-Domain Thermoreflectance,” Flexible and Printed Electronics, vol. 5, no. 3, 035006, 2020. doi: 10.1088/2058-8585/aba8ea
  • S. Rahman and G. Grau, “Direct Writing of Stretchable Metal Flake Conductors: Improved Stretchability and Conductivity by Combining Differently Sintered Materials,” Flexible and Printed Electronics, vol. 5, no. 2, 025005, 2020. doi: 10.1088/2058-8585/ab8f22
  • K. Idris, J. Qiu, G. W. Melenka and G. Grau, “Printing Electronics Directly onto Carbon Fiber Composites: Unmanned Aerial Vehicle (UAV) Wings with Integrated Heater for De-Icing,” Engineering Research Express, vol. 2, no. 2, 025022, 2020. doi: 10.1088/2631-8695/ab8e24
  • Qiu, M. K. Idris, G. Grau and G. W. Melenka, “Fabrication of Electroluminescent Carbon Fiber Composite for Damage Visualization,” Manufacturing Letters, vol. 24, pp. 56-60, 2020. doi: 10.1016/j.mfglet.2020.03.010
  • Abunahla, M. S. Rahman, P. Naderi and G. Grau, “Inkjet Printing Without Bulges: A Segmented and Symmetric Drop Placement Method,” Journal of Micro- and Nano-Manufacturing, vol. 8, no. 3, 031001, 2020. doi: 10.1115/1.4046482