A team of researchers has developed a novel method for using cholesteric liquid crystals in optical microcavities. The ...

More information: Xiao-Tong Lu et al, NTSC SrII optical lattice clock with uncertainty of 2×10 -18, Metrologia (2025). DOI: 10.1088/1681-7575/addc77 Journal information: Metrologia ...

By comparing optical clocks in six different countries, researchers have taken a major step toward establishing a new global ...

More information: Xiao-Tong Lu et al, NTSC SrII optical lattice clock with uncertainty of 2×10 -18, Metrologia (2025). DOI: 10.1088/1681-7575/addc77 Provided by Chinese Academy of Sciences ...

The most famous packing problem concerns spheres. In 1611, the astronomer Johannes Kepler proposed that the densest way to ...

In a new study, physicists at the University of Colorado Boulder have used a cloud of atoms chilled down to incredibly cold temperatures to ...

CU Boulder scientists created a quantum device that uses cold atoms and lasers to track 3D acceleration. In a new study, ...

Physicists at the University of Colorado Boulder have created a groundbreaking quantum device that can measure 3D acceleration using ultracold atoms, something once thought nearly impossible. By ...

A new method in electron microscopy enables sub-20-picometer targeting of individual atoms without prior exposure, opening ...

Learn how homomorphic encryption enables secure AI data processing by allowing computations on encrypted data without ...