SECTION 1. SHORT TITLE.

    This Act may be cited as the ``Department of Energy Research 
Infrastructure Act of 2018''.

SEC. 2. ADVANCED LIGHT SOURCE UPGRADE.

    (a) In General.--The Secretary of Energy shall provide for the 
upgrade to the Advanced Light Source described in the publication 
approved by the Basic Energy Sciences Advisory Committee on June 9, 
2016, titled ``Report on Facility Upgrades'', including the development 
of a multi-bend achromat lattice to produce a high flux of coherent x-
rays within the soft x-ray energy region.
    (b) Definitions.--In this section:
            (1) Flux.--The term ``flux'' means the rate of flow of 
        photons.
            (2) Soft x-ray.--The term ``soft x-ray'' means a photon 
        with energy in the range from 50 to 2,000 electron volts.
    (c) Start of Operations.--The Secretary shall, to the maximum 
extent practicable, ensure that the start of full operations of the 
upgrade under this section occurs before December 31, 2026.
    (d) Funding.--There are authorized to be appropriated to the 
Secretary for the Office of Science to carry out to completion the 
upgrade under this section--
            (1) $20,000,000 for fiscal year 2018;
            (2) $50,000,000 for fiscal year 2019;
            (3) $80,000,000 for fiscal year 2020;
            (4) $80,000,000 for fiscal year 2021;
            (5) $52,000,000 for fiscal year 2022;
            (6) $22,000,000 for fiscal year 2023; and
            (7) $6,000,000 for fiscal year 2024.

SEC. 3. LINAC COHERENT LIGHT SOURCE II HIGH ENERGY UPGRADE.

    (a) In General.--The Secretary of Energy shall provide for the 
upgrade to the Linac Coherent Light Source II facility described in the 
publication approved by the Basic Energy Sciences Advisory Committee on 
June 9, 2016, titled ``Report on Facility Upgrades'', including the 
development of experimental capabilities for high energy x-rays to 
reveal fundamental scientific discoveries. The Secretary shall ensure 
the upgrade under this section enables the production and use of high 
energy, ultra-short pulse x-rays delivered at a high repetition rate.
    (b) Definitions.--In this section:
            (1) High energy x-ray.--The term a ``high energy x-ray'' 
        means a photon with an energy at or exceeding 12 kiloelectron 
        volts.
            (2) High repetition rate.--The term ``high repetition 
        rate'' means the delivery of x-ray pulses up to one million 
        pulses per second.
            (3) Ultra-short pulse x-rays.--The term ``ultra-short pulse 
        x-rays'' means x-ray bursts capable of durations of less than 
        100 femtoseconds.
    (c) Start of Operations.--The Secretary shall, to the maximum 
extent practicable, ensure that the start of full operations of the 
upgrade under this section occurs before December 31, 2025.
    (d) Funding.--There are authorized to be appropriated to the 
Secretary for the Office of Science to carry out to completion the 
upgrade under this section--
            (1) $20,000,000 for fiscal year 2018;
            (2) $55,000,000 for fiscal year 2019;
            (3) $80,000,000 for fiscal year 2020;
            (4) $80,000,000 for fiscal year 2021;
            (5) $54,000,000 for fiscal year 2022; and
            (6) $31,000,000 for fiscal year 2023.

SEC. 4. FACILITY FOR RARE ISOTOPE BEAMS.

    (a) In General.--The Secretary of Energy shall provide for a 
Facility for Rare Isotope Beams to advance the understanding of rare 
nuclear isotopes and the evolution of the cosmos.
    (b) Facility Capabilities.--In carrying out subsection (a), the 
Secretary shall ensure that the user facility will provide, at a 
minimum, the following:
            (1) A rare isotope beam facility capable of 400 kW of beam 
        power.
            (2) Scientific instruments, which may include a gamma-ray 
        energy tracking array, a particle spectrometer with high 
        rigidity, and a beta-decay detection system.
    (c) Start of Operations.--The Secretary shall, to the maximum 
extent practicable, ensure that the start of full operations of the 
facility under this section occurs before June 30, 2022, with early 
operation in 2018.
    (d) Funding.--There are authorized to be appropriated to the 
Secretary for the Office of Science to carry out to completion the 
construction of the facility under this section--
            (1) $101,200,000 for fiscal year 2018;
            (2) $86,000,000 for fiscal year 2019;
            (3) $64,000,000 for fiscal year 2020;
            (4) $36,300,000 for fiscal year 2021;
            (5) $24,000,000 for fiscal year 2022;
            (6) $15,000,000 for fiscal year 2023; and
            (7) $15,000,000 for fiscal year 2024.

SEC. 5. SPENDING LIMITATION.

    No additional funds are authorized to be appropriated to carry out 
this Act and the amendments made by this Act, and this Act and such 
amendments shall be carried out using amounts otherwise available for 
such purpose.

            Passed the House of Representatives February 13, 2018.

            Attest:

                                                 KAREN L. HAAS,

                                                                 Clerk.
Department of Energy Research Infrastructure Act of 2018 (Sec. 2) This bill directs the Department of Energy (DOE) to: (1) provide for the upgrade to the Advanced Light Source described in the publication titled &quot;Report on Facility Upgrades&quot; approved by the Basic Energy Sciences Advisory Committee on June 9, 2016, and (2) ensure that the start of full operations for such upgrade occurs by December 31, 2026.   (Sec. 3) DOE shall: (1) provide for the upgrade to the Linac Coherent Light Source II facility as described in such publication, and (2) ensure that the start of full operations for such upgrade occurs by December 31, 2025.   (Sec. 4) DOE shall: (1) provide for a Facility for Rare Isotope Beams to advance the understanding of rare nuclear isotopes and the evolution of the cosmos, and (2) ensure that the start of full operations for such facility occurs by June 30, 2022, with early operations beginning in 2018. 
Department of Energy Research Infrastructure Act of 2017