Polarizing and Non-polarizing Neutron Mirrors and Wafers Coated with Neutron Absorbers for Nested Mirror Optics.

Oak Ridge National Laboratory, managed by UT-Battelle, LLC on behalf of the Department of Energy, seeks proposals for polarizing and non-polarizing neutron mirrors and wafers coated with neutron absorbers for nested mirror optics, with proposals due June 26, 2026 at 5:00 p.m. EDT (extended from June 24 per Amendment 01 issued June 22). This is a competitive procurement with one award intended; it is not set aside for small business.

Place of performance is Oak Ridge, Tennessee. The NAICS code is 334516 (Analytical Laboratory Instrument Manufacturing), with a 1,000-employee size standard.

The technical specification (Attachment A, XGH-TS-20-0002-R00) requires three component categories: 275 non-depolarizing Ni/Ti supermirror units in six sizes; 100 polarizing supermirror units with Fe/Si coating (corrected from Fe/Ti per Amendment 01 Q&A) in two sizes; and 150 neutron-absorbing silicon wafers with gadolinium coating in three sizes. All substrates are silicon wafers with 2mm uncoated edge strips and one-sided coating only. The seller must conduct neutron testing to verify coating performance, submit design drawings sufficient for re-fabrication, material certifications, inspection and test reports, and an approved shipping plan. Lead time from award to delivery shall not exceed three months. All documentation must be submitted in English, preferably as PDF.

The subcontract is firm fixed price with period of performance from award through September 30, 2026. Award basis is Lowest Price Technically Acceptable (LPTA), with technical acceptability evaluated first and price as the determining factor among acceptable offers. Proposals exceeding $15,000 must include completed Representations and Certifications (Attachment D for international offerors, Attachment E for domestic offerors) and Exhibit 2 regarding limited rights data. Cost proposals must be itemized by direct labor, subcontracts, materials and equipment, other direct costs, indirect expenses, and fee or profit, in U.S. dollars. Payment terms are Net 30 for large or foreign businesses, Net 15 for domestic small businesses, via electronic funds transfer. Domestic shipments are FOB Destination-Freight Prepaid; international shipments follow DAP Incoterms. All delivery drivers must be U.S. citizens; delivery hours are Monday through Friday, 7:00 a.m. to 2:30 p.m. local time. Offerors must maintain active SAM.gov registration and acknowledge all RFP amendments in writing. The procurement officer is Bill Mitchum, mitchumwc@ornl.gov, (865) 341-2745.