NSF award 2513014 · Regents of the University of Idaho

Collaborative Research: Measuring G with a Levitated Test Mass

Final report due

29 December 2028

in 803 days · The award ends on 31 August 2028.

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Extension request17 Jul 2028in 638 days
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PAPPG 24-1: “at least 45 days prior to the end date”
No-cost extension notice21 Aug 2028in 673 days
award ending 2028-08-31 · Research.gov
PAPPG 24-1: “at least ten calendar days prior to the end date”
Final report due29 Dec 2028in 803 days
award ending 2028-08-31 · Research.gov
PAPPG 24-1: “no later than 120-days following the end date of the award”
Project outcomes report due29 Dec 2028in 803 days
award ending 2028-08-31 · Research.gov
PAPPG 24-1: “no later than 120 days following the end date”
Award is closed out29 Dec 2028in 803 days
award ending 2028-08-31 · Research.gov
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 2028.
NSF rules say the final report is due no later than 120 days after that.
So the final report is due by 29 December 2028.

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Award card

Award number: 2513014
Period of support: 1 Sep 2025 – 31 Aug 2028
Amount: $150,010
Awardee: Regents of the University of Idaho, Moscow, ID
Program: OFFICE OF MULTIDISCIPLINARY AC, Gravity Exp. & Data Analysis
Directorate: MPS

Abstract

Gravity was the first force mathematically described by scientists as an explanation of the motion of the moon, planets, and stars. Hundreds of years later, gravity is still considered to be the most poorly understood force. It cannot be consistently described across different theories in physics, and even its strength is poorly known. The Newtonian constant of gravitation, which quantifies the strength of gravity,…

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