6th Annual CdTe PV Workshop
On Oct. 20-21, 2022, the University of Toledo hosted US-MAC's 6th Annual CdTe PV Workshop, which provided an opportunity to further develop and strengthen the research community, clarify research needs, and identify new areas for collaborative research.
Day 1: Presentation of Research Results
The following research results presentations were given on Thursday, Oct. 20, 2022.
| Presentation | Presenter(s) |
|---|---|
| First Solar Update | Bill Huber, First Solar |
| Update on Toledo Solar Activities—Rooftops and PV-IGUs | Al Compaan et al., Toledo Solar |
| CTF Solar GmbH | Bastian Siephchen, CTF Solar |
| NSG Group Update to 6th Annual CdTe Workshop | Kevin Sanderson, NSG |
| Vitro Flat Glass, LLC Company Overview | James McCamy, Vitro Flat Glass |
| Progress at nexTC Corporation | Cory Perkins, nexTC |
| Update of Photovoltaic CdTe Development at Sivananthan Laboratories, Inc. | Alex Goldstone, Sivananthan Labs |
| Progress Update on Thin-Film Metrology Systems | Greg Horner, Tau Sciences |
| Modeling of CdSeTe Device Properties and Operation | Dmitry Krasikov, First Solar |
| Presentation | Presenter(s) |
|---|---|
| Opportunities to Increase Te Supply | Sarah Hayes, U.S. Geological Survey |
| Tellurium in the Copper Supply Chain | Michael Moats, Missouri S&T |
| Monocrystalline CdSe for Si-based Tandem Applications: Its Potential and Challenges | Yong-Hang Zhang et al., Arizona State University |
| Ex-Situ Doping of CdTe Using Solution Based Processes | Feng Yan, University of Alabama |
| P and N-Type Doping of Single Crystal CdTe, CdSeTe | Santosh Swain, Washington State University |
| Distinguishing Bulk and Surface Recombination by Measuring and Modeling Ultrafast Carrier Dynamics | Jason Baxter, Drexel University |
| Characterization of CdTe Interfaces | Craig Perkins, National Renewable Energy Laboratory |
| Modeling, Machine Learning, and Characterization of Defects and Dopants in Cd(Se,Te) | Maria K. Chan et al., Argonne National Laboratory |
| Surface Photovoltage Spectroscopy: Shining New Light on Back Contacts | Michael Scarpulla and Nathan Rock, University of Utah |
| Band Tails in Cd(Se,Te) Device Models | Marco Nardone, Bowling Green State University |
| Selenium Defects and Low Temperature Dynamics | Mariana Bertoni, Arizona State University |
| Understanding CdSe Diffusion in CdTe Solar Devices | Kurt L. Barth, Loughborough University |
| Progress in CdSeTe Absorber and Arsenic Doping | W.S. Sampath, Colorado State University |
| Design and Fabrication of CdTe PERC Solar Cells | Heayoung Yoon, University of Utah |
| Fabrication and Characterizations for Efficient CdTe-Based Solar Cells at University of Toledo | Dengbing Li, University of Toledo |
| Greening an Already Green Technology – Embodied Energy and Carbon in CdTe and Si PV | Matt Reese, National Renewable Energy Laboratory |
Day 2: Road Mapping and Tours
On Friday, Oct. 21, 2022, principal CdTe researchers participated in a discussion on research directions structured around the main themes and challenges (front interface, absorber, etc.) to update the CdTe PV Technology Roadmap.
Other attendees joined tours of the University of Toledo's Center for Photovoltaics Innovation and Commercialization, First Solar, and Toledo Solar.