Defense Special Weapons Agency, 6801 Telegraph Road, Alexandria, VA 22310-3398

A -- PRODUCTION OF SINGLE CRYSTAL TUNGSTEN TUBES BY THE CHEMICAL VAPOR DEPOSITION METHOD POC Tanya Stasiuk, Negotiator, (703) 325-5029, Scott G. Morton, Contracting Officer, (703) 325-1200 The Defense Special Weapons Agency (DSWA) is seeking a contractor with the capability to develop a process for the manufacture of single crystal tungsten tubes on two diameters with a preferred axial orientation of [111] for use in thermionic fuel element claddings and emitter structures. The effort will require the procurement or manufacture of single crystal substrates of molybdenum or tungsten, parameterization and optimization of the deposition process, and perfection of the post processing steps required to etch out the substrate and finish the inner and outer surfaces of the tubes. As a preliminary goal for the work, an average bare work function for the outside cylindrical surface of 5.1 eV should be pursued. Contemplated period of performance is 18 months. Requests for copies of RFP must be submitted in writing to Tanya Stasiuk/AMB, Defense Special Weapons Agency, 6801 Telegraph Road, Alexandria, VA 22310-3398. Faxes are acceptable to the attention of Tanya Stasiuk/AMB at fax number (703) 325-9295. All requests for copies of RFP must include a point of contact, phone number and fax number. For information contact Tanya Stasiuk at (703) 325-5029. Information on DSWA solicitations, already released, can be obtained by calling the DSWA Hotline at (703) 325-1173. Acquisition Management has added "Procurement Opportunities" to the DSWA Home Page available on the World Wide Web. Information will include this synopsis and more. Please check us out at www.dswa.mil. Reference Synopsis No. 98-58 (0048)

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