When atoms collide, their exact structure—for example, the number of electrons they have or even the quantum spin of their ...

Atomic clocks are more accurate than those used to define the second, suggesting the definition might need to change ...

This year’s Doomsday Clock Statement landed like a damp squib in a Trump-swamped corporate news cycle on January 28th. The ...

Abstract: High-performance atomic clocks provide the foundation for precise time measurement. Common high-performance atomic clocks in time-keeping laboratories include hydrogen masers and cesium ...

Monitor indoor humidity and temperature with the best indoor thermometer. See our top tested models to find out which ones measured up.

As convenient as it might be to use your phone as an alarm clock, standalone alarm clocks ... and even some that project the time onto your wall for easier viewing. A few even double as Bluetooth ...

A low-noise chip-scale atomic clock (LN-CSAC), the SA65-LN from Microchip, features a profile height of less than 0.5 in. (12.7 mm). Aimed at aerospace and defense applications where size, weight, and ...

Learn more A blaring alarm clock in the morning can be a jarring way to start the day, leaving you startled and disoriented. To help you wake up peacefully and start the day in a better mood ...

Automatically adjusts to Daylight Savings Time while set the DST on. Atomic Wall Clocks Battery Operated with Alarm - This digital calendar alarm day clock required 3 “AA” long life batteries ...

A Chip-Scale Atomic Clock (CSAC) is an essential reference for these systems, providing the necessary precise and stable timing where traditional atomic clocks are too large or power-hungry and ...

We point out that although a litany of studies have been published on atoms in hard-wall confinement, they have either not ... (1) was concerned on the question of how atomic polarizabilities─which ...