NASA/George C. Marshall Space Flight Center, Procurement Office, Marshall Space Flight Center, AL 35812

A -- TOWARD UNDERSTANDING PORE FORMATION AND MOBILITY DURING CONTROLLED DIRECTIONAL SOLIDIFICATION IN A MICROGRAVITY ENVIRONMENT SOL 8-1-8-ES-B8643 POC Glynda H. Meeks, Contract Specialist, Phone (256) 544-0422, Fax (256) 544-4400, Email glynda.meeks@msfc.nasa.gov -- Valerie N. Holmes, Contracting Officer, Phone (256)544-0314, Fax (256)544-4400, Email valerie.holmes@msfc.nasa.gov WEB: Click here for the latest information about this notice, http://nais.nasa.gov/EPS/MSFC/date.html#8-1-8-ES-B8643. E-MAIL: Glynda H. Meeks, glynda.meeks@msfc.nasa.gov. This is a modification to the synopsis entitled, "Toward Understanding Pore Formation and Mobility During Controlled Directional Solidification in a Microgravity Environment" which was posted on May 6, 1998. You are notified that the following change is made: The plans to issue a Request for Quotation (RFQ) for the research stated above is cancelled. This action is being cancelled in its entirety. (0160)

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