Technology hub: Quantum sensing and metrology
Physical platform: Alkali vapour cells and optically pumped magnetometers
Warm or hot alkali atoms in a glass cell, pumped and read by light, as in optically pumped magnetometers, vapour-cell clocks and vapour-cell gyroscopes.
- Axis
- Physical platform — Which quantum system does the measuring?
- 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 (optically pumped magnetometers, TRL 9); p. 88 (warm and hot atomic vapours) (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. 93 (i: optically pumped magnetometers with K, Rb or Cs vapour) (read 2026-10-29)
- EPO and USPTO: G01R33/26 Measuring magnetic fields involving magnetic resonance using optical pumping (narrower match) (read 2026-10-29)
- EPO and USPTO: G04F5/145 Atomic clocks using Coherent Population Trapping (narrower match) (read 2026-10-29)
- OurResearch: T11993 Atomic and Subatomic Physics Research (atomic magnetometry) (related match) (read 2026-10-29)
- Maturity as stated by the draft SRIA 2026 (p. 76)
- Magnetic field: TRL 9
Classification rules of this value
CPC: G01R33/26, G04F5/145, G01C19/62; keywords: vapour cell*, vapor cell*, atomic vapour*, atomic vapor*, alkali*, optically pumped, opm, opms, opm-meg, coherent population trapping, serf, spin-exchange relaxation, chip-scale atomic*, warm atom*, hot atom*
1 confirmed item has this value.
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