Technology hub: Quantum sensing and metrology

Function: Electric, radio-frequency and microwave fields

Measuring static or oscillating electric fields, from radio and microwave signals to terahertz radiation, and single electric charges.

Axis

Function — What does it measure?

Validation

Proposed — not yet validated by an expert

Sources

Quantum Flagship: Strategic Research and Industry Agenda (SRIA) for quantum technologies, draft for the second phase of the public consultation; chapter 3, Quantum Sensing & Metrology Roadmap Update 2026 (pp. 75 to 100), p. 76 (Rydberg RF sensors) (read 2026-10-29)
EURAMET, European Metrology Network for Quantum Technologies (EMN-Q): European Metrology Network on Quantum Technologies: Strategic Research Agenda (draft V1.0, 8 June 2023), PDF p. 13 (Rydberg atoms for metrology of electric fields; single-electron charge detectors) (read 2026-10-29)
EPO and USPTO: G01R29/08 Measuring electromagnetic field characteristics (broader match) (read 2026-10-29)

Maturity as stated by the draft SRIA 2026 (p. 76)

Rydberg atoms: TRL 4 to 9

Classification rules of this value

CPC: G01R29/08; keywords: electrometr*, electric field sens*, electric field measure*, electric field imaging, rf sens*, radio frequency sens*, radio-frequency sens*, microwave sens*, microwave field*, rf field*, rf receiver*, rydberg receiver*, terahertz sens*, charge sens*, charge detect*

1 confirmed item has this value.

Page 1 of 1.

SMel: Electric field imaging of single molecular charges by a quantum sensor CORDIS; EU contribution (maximum grant agreed) EUR 2,422,543; Matched: “Electric field imaging” in the title

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