; and (D) consortia with experience in innovative technologies to reduce noise, emissions, and fuel burn in commercial aircraft. (2) Use of NASA facilities The Center shall, in consultation with the Administrator of NASA, consider using, on a reimbursable basis, the existing and available capacity in aeronautics research facilities at the Langley Research Center, the NASA John H. Glenn Center at the Neil A. Armstrong Test Facility, and other appropriate facilities of the National Aeronautics and Space Administration. . (b) Clerical amendment The analysis for chapter 445 of such title, as amended by section 817, is amended by inserting after the item relating to section 44519 the following: 44520. Center of Excellence for Alternative Jet Fuels and Environment. . 1018. Next generation radio altimeters (a) In general Not later than 60 days after the date of enactment of this Act, the Administrator, in coordination with the aviation and commercial wireless industries, the National Telecommunications and Information Administration, the Federal Communications Commission, and other relevant government stakeholders, shall carry out an accelerated research and development program to inform the development and testing of the standards and technology necessary to ensure appropriate FAA certification actions and industry production that meets the installation requirements for next generation radio altimeters across all necessary aircraft by January 1, 2028. (b) Grant program Subject to the availability of appropriations, the Administrator may award grants for the purposes of research and development, testing, and other activities necessary to ensure that next generation radio altimeter technology is developed, tested, certified, and installed on necessary aircraft by 2028, including through public-private partnership grants (which shall include protections for necessary intellectual property with respect to any private sector entity testing, certifying, or producing next generation radio altimeters under the program carried