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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.

Full description on SAM.gov

Award Overview

Contacts

Contracting Officer

Primary Contact

BAA Coordinator

Documents

Files (4)

  • 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
    Download

Lifecycle

  1. 1
    Version 1SolicitationArchived

    Cathode Advancements in Science and Technology for Oxygen Resistance (CASTOR)

    Notice 0f3678f0c676408ebdd2b40703463157 on SAM.gov

  2. 3
    Version 3SolicitationArchivedCurrent

    Cathode Advancements in Science and Technology for Oxygen Resistance (CASTOR)

    Notice eb0b7c04c54f4dbb876cb2ee796aedeb on SAM.gov

Similar Opportunities

Additional Details

Solicitation Number

DARPA-PA-25-07-03

Archive Date

May 27, 2026

Office Address

ARLINGTON, VA, 222032114