NSF award 2527575 · Silicoat Energy LLC

STTR Phase I: High Energy, Fast Charging, Long Cycle Life Si-based Rechargeable Batteries at Low Cost

Final report due

29 December 2027

in 437 days · The award ends on 31 August 2027.

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Decide about an extension3 May 2027in 197 days
award ending 2027-08-31 · Research.gov
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Extension request17 Jul 2027in 272 days
award ending 2027-08-31 · Research.gov
PAPPG 24-1: “at least 45 days prior to the end date”
No-cost extension notice21 Aug 2027in 307 days
award ending 2027-08-31 · Research.gov
PAPPG 24-1: “at least ten calendar days prior to the end date”
Final report due29 Dec 2027in 437 days
award ending 2027-08-31 · Research.gov
PAPPG 24-1: “no later than 120-days following the end date of the award”
Project outcomes report due29 Dec 2027in 437 days
award ending 2027-08-31 · Research.gov
PAPPG 24-1: “no later than 120 days following the end date”
Award is closed out29 Dec 2027in 437 days
award ending 2027-08-31 · 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 2027.
NSF rules say the final report is due no later than 120 days after that.
So the final report is due by 29 December 2027.

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Award card

Award number: 2527575
Period of support: 1 Jul 2026 – 31 Aug 2027
Amount: $304,997
Awardee: Silicoat Energy LLC, Chicago, IL
Program: STTR Phase I
Directorate: TIP

Abstract

The broader/commercial impact of this Small Business Technology Transfer (STTR) Phase I project is to achieve high energy, fast charging, long cycle life silicon-based rechargeable batteries at low cost. Silicon anodes are one of the most promising anode materials for the next-generation lithium ion batteries because of the high theoretical specific capacity (3,579 mAh g-1, which is about 10 times of the specific…

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