X-ray spectra provide sharpest image to date of a rapidly spinning black hole

The X-Ray Imaging and Spectroscopy Mission (XRISM), a joint mission between the Japanese Aerospace Exploration Agency (JAXA) ...
The New York Times

Some of the World’s Atomic Clocks Were Off Last Week (by 5-Millionths of a Second)

How some of the world’s most precise clocks missed a very small beat. By Mike Ives and Adeel Hassan Time appeared to skip a beat last week when some of the world’s most accurate clocks were affected ...
AZOM

Understanding Excited State Dynamics with Transient Absorption Spectroscopy

Can you briefly explain what transient absorption (TA) spectroscopy is and why it is important? Transient absorption (TA) spectroscopy is a pump-and-probe technique used to study the absorption of ...
Pew Research Center

80 years later, Americans have mixed views on whether use of atomic bombs on Hiroshima, Nagasaki was justified

Aug. 6 marks the 80th anniversary of the United States dropping an atomic bomb on the Japanese city of Hiroshima – and three days later, on Nagasaki – during World War II. Today, most Americans (83%) ...
IEEE

Machine Learning-Enhanced Laser Absorption Spectroscopy for Harsh-Environment Combustion Diagnosis

Abstract: Laser absorption spectroscopy (LAS) has been widely adopted as a diagnostic tool for reactive flow-field monitoring in industrial combustion applications. Despite various advancements in LAS ...
C&EN

Solvent Exclusion Effect on Infrared Absorption Spectroscopy

Creative Commons (CC): This is a Creative Commons license. Attribution (BY): Credit must be given to the creator. Absorption spectroscopy of a solution containing an analyte solute typically uses the ...
EURweb

How to Practice Atomic Absorption Spectroscopy Principles

*If you learn how to use atomic absorption spectroscopy (AAS), you can do accurate and reliable chemical research. But it takes practice and concentration to fully grasp its basic ideas. Understanding ...
Science Daily

Picometric spectroscopy of hydrogen molecules in atomic-scale cavities

Researchers have observed hydrogen and deuterium molecules in tiny spaces called picocavities using advanced spectroscopy. This study reveals unique differences between the molecules due to quantum ...
NPR

Trump cuts threaten a measurement lab critical for advanced chips and medical devices

The Trump administration is planning to close a small, obscure laboratory whose work undergirds everything from microchip manufacturing to nuclear fusion. The Atomic Spectroscopy Group at the National ...
Wired

Trump Admin Plans to Cut Team Responsible for Critical Atomic Measurement Data

The US National Institute of Standards and Technology (NIST) is discussing plans to eliminate an entire team responsible for publishing and maintaining critical atomic measurement data in the coming ...