The Administrator is authorized to exercise his powers in such manner as to insure the continued conduct of research and development and related activities in areas or fields deemed by the Administrator to be pertinent to the acquisition of an expanded fund of scientific, technical, and practical knowledge in energy matters. To this end, the Administrator is authorized to make arrangements (including contracts, agreements, and loans) for the conduct of research and development activities with private or public institutions or persons, including participation in joint or cooperative projects of a research, developmental, or experimental nature; to make payments (in lump sum or installments, and in advance or by way of reimbursement, with necessary adjustments on account of overpayments or underpayments); and generally to take such steps as he may deem necessary or appropriate to perform functions now or hereafter vested in him. Such functions of the Administrator under this chapter as are applicable to the nuclear activities transferred pursuant to this subchapter shall be subject to the provisions of the Atomic Energy Act of 1954, as amended [
42 U.S.C.
2011 et seq.], and to other authority applicable to such nuclear activities. The nonnuclear responsibilities and functions of the Administrator referred to in sections
5813 and
5814 of this title shall be carried out pursuant to the provisions of this chapter, applicable authority existing immediately before the effective date of this chapter, or in accordance with the provisions of chapter 4 of the Atomic Energy Act of 1954, as amended (
42 U.S.C. 2051–2053).