Search results for deuterated water

Biochemistry Oct 14, 2024

Observing the mechanism of protonation site switching in hydrated nicotine

Proton transfer is central to numerous important systems, from biology to energy storage. Probing the details of proton transfer reactions can provide insight into how to control these processes.

Planetary Sciences Aug 20, 2024

Astronomers discover spectacular increase in the deuterium to hydrogen ratio in Venus's atmosphere

Thanks to observations by the Solar Occultation in the Infrared (SOIR) instrument on the Venus Express space probe of the European Space Agency (ESA), researchers have discovered an unexpected increase in the abundances of ...

Analytical Chemistry May 21, 2024

New catalyst transforms carbon dioxide from industrial emissions into commonly used chemicals

A low-cost, tin-based catalyst can selectively convert carbon dioxide to three widely produced chemicals—ethanol, acetic acid and formic acid.

Planetary Sciences Jan 17, 2023

A hybrid fission/fusion reactor could be the best way to get through the ice on Europa

In the coming years, NASA and the European Space Agency (ESA) will send two robotic missions to explore Jupiter's icy moon Europa. These are none other than NASA's Europa Clipper and the ESA's Jupiter Icy Moons Explorer (JUICE), ...

Analytical Chemistry Dec 21, 2022

Neutron experiments reveal what maintains good function in bones

Around 500 million years ago, early vertebrates in the seas became fish, adopting an inner skeleton and a flexible spine based on a nanocomposite of fibers and mineral, known as bone material. This "invention" of evolution ...

Planetary Sciences Dec 16, 2022

Earth's water is 4.5 billion years old, says new study

The origin of Earth's water has been an enduring mystery. There are different hypotheses and theories explaining how the water got here, and lots of evidence supporting them.

Biochemistry Dec 15, 2022

Simplifying a method that prevents premature degradation of drugs in the body

What people ingest is broken down biochemically by the organism in the metabolism: valuable substances are digested, less essential ones are discarded and excreted. In the case of drugs, this degradation sometimes begins ...

Materials Science Oct 22, 2021

Hydro/dehydrogenation of N‐heterocycles over bifunctional MoNi₄ electrode with water

The catalytic hydrogenation of N-heteroarenes showcases wide and important applications in the fields of synthetic chemistry, drug discovery, materials science, and hydrogen storage. However, it remains a long-standing scientific ...

General Physics Feb 26, 2021

Using neutron scattering to better understand milk composition

Neutron scattering is a technique commonly used in physics and biology to understand the composition of complex multicomponent mixtures and is increasingly being used to study applied materials such as food. A new paper published ...

General Physics Dec 11, 2020

Near-atomic-scale analysis of frozen water

Advances in transmission electron microscopy (TEM) can allow cryo-imaging of biological and biochemical systems in liquid form, however, such approaches do not possess advanced analytical capabilities. In a new report now ...

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