Notice ID: eb0b7c04c54f4dbb876cb2ee796aedebSolicitationArchived
Cathode Advancements in Science and Technology for Oxygen Resistance (CASTOR)
Archived on May 27, 2026. Original response deadline: . Full description on SAM.gov.
Overview
- Response deadline
- 12:00 PM EDT
- Posted
- April 9, 2026
- Notice type
- Solicitation
- NAICS
- 541715: Research and Development in the Physical, Engineering, and Life Sciences (except Nanotechnology and Biotechnology)
- Agency
- Department of WarDEFENSE ADVANCED RESEARCH PROJECTS AGENCY (DARPA)
Notice details
- Office
- DEF ADVANCED RESEARCH PROJECTS AGCY
- PSC
- AC12: NATIONAL DEFENSE R&D SERVICES; DEPARTMENT OF DEFENSE - MILITARY; APPLIED RESEARCH
- Last updated
- Nov 1, 2026
- First published
- Last updated on SAM.gov
Identifiers
- Solicitation number
- DARPA-PA-25-07-03
- Notice ID
- eb0b7c04c54f4dbb876cb2ee796aedeb
Description
The Defense Advanced Research Projects Agency (DARPA) Defense Sciences Office (DSO) is issuing a Disruption Opportunity (DO), inviting submissions of innovative basic or applied research for efficient, high-performance, long-lived oxygen-compatible cathodes for use in air-breathing very low earth orbit (VLEO) electric propulsion (EP) systems. This DO is issued under the Program Announcement for Disruptioneering, DARPA-PA-25-07. All awards will be made in the form of an Other Transaction (OT) for Prototype project. The total award value for the combined Phase 1 base (Feasibility Study) and Phase 2 option (Proof of Concept) is limited to $900,000 (see Section I.C for information more information on phase structure). This total award value includes Government funding and performer cost share if required or proposed.
To view the DARPA Program Announcement (PA) for Disruptioneering, visit SAM.gov
under solicitation number DARPA-PA-25-07:
https://sam.gov/opp/bae5fa32f4ee4cdb9a070a14309b2c66/view.
To view the DARPA Program Announcement (PA) for Disruptioneering, visit SAM.gov
under solicitation number DARPA-PA-25-07:
https://sam.gov/opp/bae5fa32f4ee4cdb9a070a14309b2c66/view.
Award Overview
Contacts
Contracting Officer
Primary Contact
BAA Coordinator
Documents
Files (4)
- Download
DARPA-PA-25-07-03-Amendment-01.pdf
149 KBAdded in Solicitation version 3Posted - Download
CASTOR_Amendment_1_Summary_of_Changes.docx
23 KBAdded in Solicitation version 3Posted - Download
DARPA-PA-25-07-03.pdf
141 KBAdded in Solicitation version 1Posted - Download
Streamlined_Cost_Buildup_Workbook.xlsx
58 KBAdded in Solicitation version 1Posted
Links (1)
Lifecycle
- 1Version 1SolicitationArchived
Cathode Advancements in Science and Technology for Oxygen Resistance (CASTOR)
- 3Version 3SolicitationArchivedCurrent
Cathode Advancements in Science and Technology for Oxygen Resistance (CASTOR)
Similar Opportunities
Additional Details
Solicitation Number
DARPA-PA-25-07-03
Archive Date
May 27, 2026
Office Address
ARLINGTON, VA, 222032114