Search results for atomic clock

General Physics Oct 27, 2025

Nuclear clock technology enables unprecedented investigation of fine-structure constant stability

In 2024, TU Wien presented the world's first nuclear clock. Now it has been demonstrated that the technology can also be used to investigate unresolved questions in fundamental physics.

Optics & Photonics Oct 16, 2025

Quantum radio antenna uses Rydberg states for sensitive, all-optical signal detection

A team from the Faculty of Physics and the Center for Quantum Optical Technologies at the University of Warsaw has developed a new type of all-optical radio receiver based on the fundamental properties of Rydberg atoms. The ...

Optics & Photonics Oct 15, 2025

Our team of physicists inadvertently generated the shortest X-ray pulses ever observed

X-ray beams aren't used just by doctors to see inside your body and tell whether you have a broken bone. More powerful beams made up of very short flashes of X-rays can help scientists peer into the structure of individual ...

Optics & Photonics Oct 11, 2025

A new scalable approach to realize a quantum communication network based on ytterbium-171 atoms

Quantum networks, systems consisting of connected quantum computers, quantum sensors or other quantum devices, hold the potential of enabling faster and safer communications. The establishment of these networks relies on ...

Optics & Photonics Oct 8, 2025

Physicists improve precision of atomic clocks by reducing quantum noise

Every time you check the time on your phone, make an online transaction, or use a navigation app, you are depending on the precision of atomic clocks.

General Physics Oct 6, 2025

Strontium optical lattice clock exhibits record-high coherence time

Optical lattice clocks are emerging timekeeping devices based on tens of thousands of ultracold atoms trapped in an optical lattice (i.e., a grid of laser light). By oscillating between two distinct quantum states at a particular ...

Astronomy Oct 2, 2025

New approach to gravitational wave detection opens the milli-Hz frontier

Scientists have unveiled a new approach to detecting gravitational waves in the milli-Hertz frequency range, providing access to astrophysical and cosmological phenomena that are not detectable with current instruments.

Optics & Photonics Oct 1, 2025

Parallel atom-photon entanglement paves way for future quantum networking

A new platform developed by Illinois Grainger engineers demonstrates the utility of a ytterbium-171 atom array in quantum networking. Their work represents a key step toward long-distance quantum communication.

Optics & Photonics Oct 1, 2025

Key steps towards the realization of a high-precision optical clock based on Ni¹²⁺

Optical clocks are highly precise timekeeping devices that measure time by tracking the oscillations of light, as opposed to microwaves, like conventional atomic clocks. The accuracy of these clocks heavily depends on the ...

Quantum Physics Sep 25, 2025

Chip-scale cold atom experiments could unleash the power of quantum science in the field

Cold atom experiments are among the most powerful and precise ways of investigating and measuring the universe and exploring the quantum world. By trapping atoms and exploiting their quantum properties, scientists can discover ...

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