Quantum Sensing of Gravitational Frame Dragging with a Superfluid $^{4}\mathrm{He}$ Gyrometer
Aps.org·September 17, 2026
Author(s): Kai-Isaak Ellers, Marios Christodoulou, K. C. Schwab, and K. Birgitta WhaleyA proposed lab-based quantum sensor could precisely measure within seconds the warping of spacetime caused by Earth’s rotation.[Phys. Rev. Lett. 137, 121404] Published Thu …
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