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Ion trap loading

Ultra-high efficiency atom sources for loading ion traps based on the picoOven designed at the University of Oxford

Benefits of our atom source

Engineered for loading ion traps at scale, the Quantum Fabrix atom source changes what is possible. 

 

Heated by a low-power continuous-wave laser, the atom source delivers a collimated stream of low-velocity neutral atoms with negligible impact on its operational environment.

  • Loads ion traps on demand: every atom is loadable

  • Negligible heat load in cryogenic environments

  • Ultra-low size, weight and power consumption (SWaP)

  • Operates continuously with unrestricted lifetime

  • Requires no specialist tools or handling of source metal

AVAILABLE ELEMENTS

Yb

70

Ytterbium

Ca

20

Calcium

Sr

38

Strontium

Ba

56

Barium

Due to its small footprint, the Quantum Fabrix atom source can be integrated into existing ion trap system without major adaptations.

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QUANTUM FABRIX REVOLUTIONISES THE STATE OF THE ART OF ION TRAP LOADING

Solves the problems of resistively heated sources, eliminating excessive heat load, trap electrode short circuits,  stray magnetic fields, and  high-current power supplies.

Solves the problems of ablative sources, eliminating unsuitable velocity distribution, source material redeposition and the need for pulsed laser systems.

Solves the challenges of magneto-optical traps (MOTs), eliminating the cost and complexity of cold atomic cloud formation.

PRINCIPLES OF OPERATION

  1. Lower power laser heating

  2. Collimated atomic flux

  3. Ø6mm x 6mm monolithic UV fused silica construction

  4. Highly encapsulated source metal

  5. Conductive and radiative thermal isolation

  6. High-aspect ratio atomic collimator

ENVIRONMENTAL IMPACTS

Electrical: None - high conductivity coating

Magnetic: None – all-glass construction

Heat load: Minimal – purely radiative losses

HEATED BY CW LASER

Power:  5 – 50mW 

Wavelength: 620 – 1100nm

Size: Ø50μm, fibre coupled option coming soon

COLLIMATED ATOM BEAMS

Highly controlled: Ballistic atom trajectories

Narrow divergence: options down to 1.5° full-angle 

Low temperature stream: ≈ 500K

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