This is a Request for Information (RFI) for market research, not a solicitation for bids. Brookhaven National Laboratory seeks organizations with capabilities in diamond film procurement, processing, surface treatment, and characterization for a research project. The work includes precision thickness reduction, negative electron affinity surface treatment, and materials characterization. Responses are due by 4:00 PM Eastern Time on Monday, July 6, 2026. The location for performance is not specified, and no budget amount is provided.