Tag: #precision

Thorium‑229 Nuclear Clocks Demonstrated in Vienna and Beijing; Vienna Shows First Self‑Stabilizing Prototype

Teams in Vienna and Beijing report operational thorium‑229 nuclear clocks; Vienna's device is the first self‑stabilizing prototype, running >24 hours.

#nuclearclock, #thorium229, #metrology, #precision

Two Independent Teams Demonstrate Operational Thorium-229 Nuclear Clocks

Two independent teams report operational thorium-229 nuclear clocks, locking lasers to a nuclear transition and advancing compact, reproducible nuclear timekeeping.

#nuclearclock, #thorium229, #metrology, #precision

One‑Positron Quantum Cyclotron Demonstrated, Paving Way for More Precise Positron g‑Factor Tests

A Northwestern-led preprint reports trapping a single positron in a quantum cyclotron — a technical step toward higher‑precision tests of the positron’s magnetic moment and CPT symmetry.

#physics, #antimatter, #particlephysics, #precision