NSF award 2620355 · University of South Carolina at Columbia

ISS: An Experimental Study of Slip Ratio in Microgravity Two-Phase Flows

Final report due

29 December 2029

in 1,168 days · The award ends on 31 August 2029.

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award ending 2029-08-31 · Research.gov
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Final report due29 Dec 2029in 1168 days
award ending 2029-08-31 · Research.gov
PAPPG 24-1: “no later than 120-days following the end date of the award”
Project outcomes report due29 Dec 2029in 1168 days
award ending 2029-08-31 · Research.gov
PAPPG 24-1: “no later than 120 days following the end date”
Award is closed out29 Dec 2029in 1168 days
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PAPPG 24-1: “financially closed out 120 days after their expiration date”

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NSF lists this award's end date as 31 August 2029.
NSF rules say the final report is due no later than 120 days after that.
So the final report is due by 29 December 2029.

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Award card

Award number: 2620355
Period of support: 15 Sep 2026 – 31 Aug 2029
Amount: $834,214
Awardee: University of South Carolina at Columbia, Columbia, SC
Program: Special Initiatives
Directorate: ENG

Abstract

Flows involving mixtures of gas and liquid are common in technological applications involving boiling and condensation. For example, refrigerant in air conditioners continually boils and recondenses. Modern computer chips may also use flows of gas and liquid mixtures for efficient cooling. In two-phase flows, the gas phase and the liquid phase move through flow channels at different velocities. Measurements of gas…

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