Technology hub: Quantum sensing and metrology
Function: Time and frequency
Keeping time or realising a stable frequency by counting an atomic or ionic transition, from microwave clocks to optical and nuclear clocks.
- 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 (optical and atomic clocks); p. 87 (compact ion clocks, nuclear clocks) (read 2026-10-29)
- CEN/CENELEC JTC 22 Quantum Technologies: Standardization Roadmap on Quantum Technologies, Release 1.1 (June 2025), JTC22 Q06; chapter 9, Quantum metrology, quantum sensing and quantum imaging, p. 92 (b: quantum clocks); p. 91 (microwave and optical atomic frequency standards) (read 2026-10-29)
- EPO and USPTO: G04F5/14 Apparatus for producing preselected time intervals for use as timing standards using atomic clocks (exact match) (read 2026-10-29)
- OurResearch: T12004 Advanced Frequency and Time Standards (related match) (read 2026-10-29)
- Maturity as stated by the draft SRIA 2026 (p. 76)
- TRL 5 to 9
Classification rules of this value
families: atomic-clocks; CPC: G04F5/14; keywords: atomic clock*, optical clock*, lattice clock*, ion clock*, nuclear clock*, frequency standard*, frequency reference*, time transfer, time and frequency, timekeeping, maser*, chip-scale atomic*
29 confirmed items have this value.
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Back to every value of the axis on the hub page of Quantum sensing and metrology · Expert review sheet of the faceted taxonomy (every value, definition and source)