Oklahoma State University group selected to receive a $750,000 grant from NASA

Jun 5, 2023 01:27 PM ET
  • A project from Oklahoma State University was picked to receive a $750,000 grant from NASA.

The grant will approach initiatives in exploring a completely Vacuum Thermal Evaporation (VTE)- processed halide perovskite solar cell utilizing only solid forerunners for establishing an easy solar panel manufacturing procedure suitable for space.

Dr. Do Young Kim's research study group has explored the opportunity of halide perovskite solar cells in the space power markets for their inexpensive, low weight, versatility to flexible design as well as tolerance to high energy fragment irradiation.

" The substantial radiation tolerance of halide perovskites is attributed to the details of defect formation in the product," Kim claimed. "This brings about interfacial or power mismatches in the transport layers within the framework instead of mid-gap issue facilities that occur in even more traditional systems. Based upon these perovskite solar cell research study experiences for space application, we could prepare this new NASA project for perovskite solar cells for in-space assembly."

Silicon and also traditional III-V solar cells are less radiation forgiving to proton fluences, whereas halide perovskites seem the contrary. The absorber layer of these cells appears to be fairly untouched by proton irradiation at powers as well as fluences that are too high for traditional space solar energy systems.

A significant obstacle in halide perovskites is the vulnerability of perovskite solar cells to oxygen and moisture. Nevertheless, that issue is quite irrelevant in space.

" The ecological conditions restricting the implementation of perovskites terrestrially are less bothersome in space," Kim claimed. "This coupled with their light-weight, the potential for low certain power and also packaging volume, and also the capacity for deployable implementation; along with the convenience of handling, exceptional performance, and also exceptional radiation tolerance all suggest perovskite thin film solar cells are excellent prospects for space applications."

According to NASA, they based the project selection on merit and placement with the company's missions. Each beneficiary will focus on a range of research needs, including deep space exploration, sustainable production in space, and also innovations in innovation and also science that will certainly also benefit humanity.

" While study in this field is in its infancy, the proposed modern technology in this program has substantial capacity for sensible space power systems on the moon as well as for developing a lasting long-term exploration of the moon's surface area," Kim stated. "Therefore, this NASA project is of solid rate of interest to the Scientific research Mission Directorate, the Space Technology Mission Directorate and the Human Explorations as well as Operations Directive at NASA."

Kim claimed he is thrilled to further his research over the next three years, as well as is thankful for much of his peers that have sustained him along the road.

" I am so pleased as well as very recognized to be chosen to receive such an excellent research study grant," Kim stated. "I would like to offer unique thanks to our NASA Oklahoma EPSCoR program for their actual specialized and detailed assistance in safeguarding this NASA grant. It would not have been simple to be picked as this grant recipient without the assistance of not just the other NASA project team members at the University of Oklahoma and the University of Tulsa, but additionally OSU peers, specifically in materials science and engineering."

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