Tours with Chief Scientist and Senior Climate Advisor Dr. Kate Calvin Tour of the Hybrid Thermally Efficient Core (HyTEC) Facility on June 17, 2024 at Glenn Research Center. Pictured in the photo is Sameer Kulkarni, Concha Reid, Tony Nerone, Tibor Kremic and Dr. Katherine Calvin, and W. Allen Kilgore. The Hybrid Thermally Efficient Core (HyTEC) project is working with industry partners to develop small core engine technologies to enable fuel burn reductions, additional use of electric airplane systems through power extracted from the engine, and advance engine operability and compatibility with sustainable aviation fuels.