Search results for atomic clock

Quantum Physics May 16, 2024

Researchers call for a new measurement of time for tunneling particles

In an amazing phenomenon of quantum physics known as tunneling, particles appear to move faster than the speed of light. However, physicists from Darmstadt believe that the time it takes for particles to tunnel has been measured ...

General Physics May 15, 2024

A new simple scheme for atom interferometry

Atom interferometers are devices that use the wave characteristics of matter to measure the phase between atomic matter waves to separate paths to make high-precision measurements of elements of physics, such as gravitational ...

Optics & Photonics May 3, 2024

Physicists create an optical tweezer array of individual polyatomic molecules for the first time

A team of physicists at Harvard University has succeeded in trapping individual polyatomic molecules in optical tweezer arrays for the first time. In their paper published in the journal Nature, the group describes how they ...

Earth Sciences May 2, 2024

A clock in the rocks: What cosmic rays tell us about Earth's changing surface and climate

How often do mountains collapse, volcanoes erupt or ice sheets melt?

Space Exploration Apr 30, 2024

Two new satellites join the Galileo constellation

The European Galileo navigation system has two more satellites in orbit following their launch in the early morning of Sunday, 28 April, at 01:34 BST/02:34 CEST. With 30 satellites now in orbit, Galileo is expanding its constellation, ...

General Physics Apr 29, 2024

Laser excitation of Th-229 nucleus: New findings suggest classical quantum physics and nuclear physics can be combined

Physicists have been hoping for this moment for a long time: For many years, scientists all around the world have been searching for a very specific state of thorium atomic nuclei that promises revolutionary technological ...

General Physics Apr 22, 2024

Superradiant atoms could push the boundaries of how precisely time can be measured

Superradiant atoms can help us measure time more precisely than ever. In a recent study, researchers from the University of Copenhagen present a new method for measuring the time interval, the second, mitigating some of the ...

Analytical Chemistry Apr 22, 2024

Researchers uncover kinky metal alloy that won't crack at extreme temperatures at the atomic level

A metal alloy composed of niobium, tantalum, titanium, and hafnium has shocked materials scientists with its impressive strength and toughness at both extremely hot and cold temperatures, a combination of properties that ...

Planetary Sciences Apr 15, 2024

New analysis reveals the brutal history of the Winchcombe meteorite's journey through space

Intensive new nano-analysis of the Winchcombe meteorite has revealed how it was affected by water and repeatedly smashed apart and reassembled on the journey it took through space before landing in an English sheep field ...

Quantum Physics Apr 13, 2024

The experimental demonstration of a verifiable blind quantum computing protocol

Quantum computers, systems that process and store information leveraging quantum mechanical phenomena, could eventually outperform classical computers on numerous tasks. Among other things, these computers could allow researchers ...

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