Search results for NIST

Optics & Photonics Mar 19, 2024

A method to accurately center quantum dots within photonic chips

Devices that capture the brilliant light from millions of quantum dots, including chip-scale lasers and optical amplifiers, have made the transition from laboratory experiments to commercial products. But newer types of quantum-dot ...

Optics & Photonics Mar 14, 2024

Researchers develop a new type of frequency comb that promises to further boost the accuracy of timekeeping

Chip-based devices known as frequency combs, which measure the frequency of light waves with unparalleled precision, have revolutionized timekeeping, the detection of planets outside of our solar system and high-speed optical ...

Quantum Physics Mar 14, 2024

Exotic molecules embedded into continuum refuse to break apart, defying initial expectations

Researchers have unveiled the extraordinary behavior of weakly-bound three-atomic molecules, defying conventional understanding of quantum mechanics. In a study recently published in Nature Communications, a team of scientists ...

Optics & Photonics Feb 19, 2024

Quantum dark states lead to an advantage in noise reduction

While atomic clocks are already the most precise timekeeping devices in the universe, physicists are working hard to improve their accuracy even further. One way is by leveraging spin-squeezed states in clock atoms.

Analytical Chemistry Feb 1, 2024

A lead isotopic standard for instrument calibration

Stable isotope analysis is an important interdisciplinary tool used by numerous fields such as nuclear and homeland security, forensics, medicine and pharmaceuticals, human health and nutrition, and climate science. Achieving ...

Optics & Photonics Jan 31, 2024

A new wavelength of scientific exploration with single-photon detectors

From the minuscule bindings of molecules to the far reaches of space, we're exploring the universe around us by catching sight of the smallest particles of light.

General Physics Jan 27, 2024

Dipole-dipole interactions: Observing a new clock systematic shift

In a new study published in Science today, JILA and NIST (National Institute of Standards and Technology) Fellow Jun Ye and his research team have taken a significant step in understanding the intricate and collective light-atom ...

Astronomy Jan 24, 2024

Microwave detectors and multiplexing: Researchers help astronomers examine the early universe

Perched atop a high plateau in Chile's Atacama Desert, a long-awaited observatory is beginning to take shape: the largest suite of ground-based telescopes devoted to studying the oldest light in the universe: radiation left ...

Superconductivity Jan 24, 2024

Simulation observes three distinct phases of superconducting dynamics

In physics, scientists have been fascinated by the mysterious behavior of superconductors—materials that can conduct electricity with zero resistance when cooled to extremely low temperatures. Within these superconducting ...

Bio & Medicine Jan 23, 2024

Cells' electric fields keep nanoparticles at bay, scientists confirm

The humble membranes that enclose our cells have a surprising superpower: They can push away nano-sized molecules that happen to approach them. A team including scientists at the National Institute of Standards and Technology ...

page 1 from 40