# SAM #80NSSC27944922Q

NASA seeks custom hep1, hep2, and hep3 semiconductor particle detectors

**Buyer:** NASA Shared Services Center
**Posted:** October 21, 2026
**Respond By:** October 26, 2026
**Identifier:** 80NSSC27944922Q
**NAICS:** 334413, 334419

NASA is seeking custom semiconductor particle detectors and capability statements from potential suppliers, with an intended sole-source award to Micron Semiconductor Limited.
- **Agency and location:** NASA Shared Services Center (NASA/NSSC), for NASA; work will be performed at NASA Marshall Space Flight Center.
- **Procurement:** Custom detector instruments identified as hep1, hep2, and hep3, totaling 38 detectors: 2 hep1, 12 hep2, and 24 hep3.
- **Key requirements:** N-type ion-implantation, maximum 0.5 µm dead layer, continuous aluminum metallization (2500 Å), custom mounts made to drawing, rigid-flex harnesses, and Omnetics connectors. Detector thickness and guard-ring details vary by model; see the item descriptions below.
- **Notice and response:** NASA intends to award sole-source to Micron Semiconductor Limited. This notice requests capability statements only; quotes will not be reviewed. Written capability statements are due by 1:00 p.m. Central Standard Time on October 26, 2026.
- **Performance period and value:** No period of performance or estimated contract value is stated in the provided materials.

### Description

<p>Please see the attached documents for details.&nbsp;</p>

<p><strong>QUOTES WILL NOT BE REVIEWED OR ACCEPTED. IF YOU FEEL YOUR COMPANY CAN PROVIDE THIS PRODUCT, SUBMIT A CAPABILITY STATEMENT.&nbsp;</strong></p>

[View original listing](https://sam.gov/opp/0c0c96e578ff44bcace2aedef11a2067/view)