NSF award 2527616 · Group1, INC.

SBIR Phase II: 120Wh/kg K-ion Battery with 10C Discharge Rate as Alternative to LFP Commercial Power Cells

Final report due

28 October 2028

in 741 days · The award ends on 30 June 2028.

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award ending 2028-06-30 · Research.gov
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Extension request16 May 2028in 576 days
award ending 2028-06-30 · Research.gov
PAPPG 24-1: “at least 45 days prior to the end date”
No-cost extension notice20 Jun 2028in 611 days
award ending 2028-06-30 · Research.gov
PAPPG 24-1: “at least ten calendar days prior to the end date”
Final report due28 Oct 2028in 741 days
award ending 2028-06-30 · Research.gov
PAPPG 24-1: “no later than 120-days following the end date of the award”
Project outcomes report due28 Oct 2028in 741 days
award ending 2028-06-30 · Research.gov
PAPPG 24-1: “no later than 120 days following the end date”
Award is closed out28 Oct 2028in 741 days
award ending 2028-06-30 · 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 30 June 2028.
NSF rules say the final report is due no later than 120 days after that.
So the final report is due by 28 October 2028.

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Award card

Award number: 2527616
Period of support: 15 Jul 2026 – 30 Jun 2028
Amount: $1,242,311
Awardee: Group1, INC., SAN Marcos, TX
Program: SBIR Phase II
Directorate: TIP

Abstract

The broader/commercial impact of this Small Business Innovation Research (SBIR) Phase II project is to deliver a safer, U.S.-manufacturable battery platform that directly supports artificial intelligence infrastructure, national security, and supply-chain resilience. Potassium-ion batteries use abundant, low-toxicity materials, like potassium and iron-based Prussian white cathodes with graphite anodes, shifting…

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