This is a Request for Information (RFI) and Sources Sought notice for market research purposes only, not a solicitation for bids. The government is seeking information on the capability to provide medical equipment, specifically in-vivo dosimetry systems and detectors for radiation therapy, for the Washington DC VAMC. Responses must be submitted via email to the specified contact by the stated deadline. The required items include a wired RF in-vivo dosimetry system, QED semiconductor diodes, and various clinical diode detectors for photon and electron radiation therapy. Interested vendors should provide company details, pricing, business size, and product specifications to assist the government in making acquisition decisions.