Search results for synchrotron emission

Analytical Chemistry Jan 10, 2024

Researchers experimentally determine the reaction mechanism for catalytic ammonia production

Researchers at Stockholm University have for the first time been able to study the surface of iron and ruthenium catalysts when ammonia is formed from nitrogen and hydrogen. The study, "Operando Probing of the Surface Chemistry ...

Environment Jan 4, 2024

High levels of mercury traced to particular cell types in brains of mammals

Exposure to mercury (Hg) is extremely neurotoxic in most chemical forms. Even scientists who study mercury compounds are at risk due to potential exposure to Hg. Renowned physicist Michael Faraday suffered from Hg poisoning ...

Astronomy Dec 18, 2023

Second radio relic discovered in the galaxy cluster Abell 2108

Astronomers from India and Taiwan have used the upgraded Giant Metrewave Radio Telescope (uGMRT) to perform radio observations of a galaxy cluster known as Abell 2108. As a result, they detected a second radio relic, which ...

Astronomy Dec 11, 2023

Webb stuns with new high-definition look at exploded star

Objects in space reveal different aspects of their composition and behavior at different wavelengths of light. Supernova remnant Cassiopeia A (Cas A) is one of the most well-studied objects in the Milky Way across the wavelength ...

General Physics Nov 3, 2023

Physicists ask: Can we make a particle collider more energy efficient?

Ever since the discovery of the Higgs boson in 2012, physicists have wanted to build new particle colliders to better understand the properties of that elusive particle and probe elementary particle physics at ever-higher ...

Astronomy Oct 30, 2023

The Crab Nebula seen in new light by NASA's Webb

Exquisite, never-before-seen details help unravel the supernova remnant's puzzling history.

Astronomy Oct 5, 2023

Scientists discover the highest energy gamma-rays ever from a pulsar

Scientists using the H.E.S.S. observatory in Namibia have detected the highest energy gamma rays ever from a dead star called a pulsar. The energy of these gamma rays clocked in at 20 tera-electronvolts, or about 10 trillion ...

Astronomy Aug 28, 2023

New supernova remnant detected with ASKAP

Using the Australian Square Kilometer Array Pathfinder (ASKAP), an international team of astronomers has serendipitously detected a new Galactic supernova remnant (SNR), which received designation SNR G288.8–6.3. The finding ...

Materials Science Aug 11, 2023

Developing new catalysts for carbon dioxide electroreduction

As a crucial part of Carbon Capture, Utilization, and Storage (CCUS) technology, CO2 reduction reaction (CO2RR) to carbon-based fuels and chemicals presents broad application prospects in renewable energy storage and CO2 ...

Astronomy Jul 10, 2023

Astronomers scan the skies for nanosecond pulses of light from interstellar civilizations

In 2015, Russian-Israeli billionaire Yuri Milner and his non-profit organization, Breakthrough Initiatives, launched the largest Search for Extraterrestrial Intelligence (SETI) project. Known as Breakthrough Listen, this ...

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