# Polarization-Entangled Photon Source

Canonical: https://abierto.us/opportunities/nb6760202601970

- Solicitation number: NB6760202601970
- Notice type: Combined synopsis and solicitation (first published as sources sought)
- Status: Closed. Deadline was August 13, 2026 at 4:00 PM EDT
- Department: Department of Commerce
- Agency: National Institute of Standards and Technology
- Contracting office: Department of Commerce NIST (1333ND)
- NAICS: 334515 Instrument Manufacturing for Measuring and Testing Electricity and Electrical Signals
- Product or service code: 6625 Electrical and Electronic Properties Measuring and Testing Instruments
- Place of performance: Boulder, Colorado
- First posted: July 6, 2026
- Last posted: July 31, 2026
- SAM.gov: https://sam.gov/workspace/contract/opp/6540f6ffb11a454a92f34618aa986b3a/view

## Description

Please see the attachments to this Request for Quote: 1. Attachment A - Request for Quote, Instructions and Evaluation 2. Attachment B - Specifications 3. Attachment C - Provisions and Clauses

## Publications

- July 6, 2026: Sources sought, due July 16, 2026 at 4:00 PM EDT. Notice d8de23e005b147f59d75ae35e0f1e6f0. https://sam.gov/workspace/contract/opp/d8de23e005b147f59d75ae35e0f1e6f0/view
- July 31, 2026: Combined synopsis and solicitation, due August 13, 2026 at 4:00 PM EDT. Notice 6540f6ffb11a454a92f34618aa986b3a. https://sam.gov/workspace/contract/opp/6540f6ffb11a454a92f34618aa986b3a/view

## Points of contact

- Lia M Arthofer, lia.arthofer@nist.gov

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Source: SAM.gov Contract Opportunities bulk extract. Confirm deadlines on SAM.gov before responding. Cite https://abierto.us/opportunities/nb6760202601970.