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Trapped Ions

All articles tagged with #trapped ions

physics11 days ago•6 min saved

Hidden Synchrony: Two Quantum Clocks Align via Dissipation in Trapped Ions

Physicists demonstrated synchronization between two quantum van der Pol oscillators realized as shared vibrational modes in a trapped-ion pair. The fixed relative phase emerges only in the joint state, not in either oscillator alone, thanks to engineered gain/loss processes and a collective dissipative channel. This hidden synchronization, detected through joint Wigner-function maps, points toward scalable quantum oscillator networks with potential uses in quantum sensors and clocks beyond classical limits.

via American Physical Society|

#dissipation-engineering #physics #quantum-sensors

technology11 months ago•4 min saved

Scientists Achieve Record Low Quantum Computer Error Rate of 0.000015%

Scientists have achieved a record-low quantum error rate of 0.000015% using trapped ions and room temperature operation, significantly advancing the potential for practical quantum computers by reducing the need for extensive error correction and enabling more efficient, smaller, and faster quantum devices.

via Live Science|

#error-rate #quantum-computing #quantum-error-correction

quantum-computing3 years ago•4 min saved

Trapped ion technology enables scalable quantum phononic processor.

Researchers at Tsinghua University have developed a scalable and programmable quantum phononic processor with trapped ions that could enable better performances on complex problems. The system is a programmable bosonic network, consisting of a set of bosonic modes connected to each other via controllable beam splitters. The phononic quantum processor has several advantages over previously proposed bosonic networks, including deterministic input and output preparation and minimal loss of phonons over time. The researchers hope to scale up the system to achieve large-scale and programmable boson sampling and demonstrate quantum advantage over classical computing.

via Phys.org|

#boson-sampling #programmable-network #quantum-advantage