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Materials Science May 2, 2019

Simulations identify importance of lattice distortions in ion-conducting fuel cell materials

Ionic conduction involves the movement of ions from one location to another inside a material. The ions travel through point defects, which are irregularities in the otherwise consistent arrangement of atoms known as the ...

Space Exploration Apr 30, 2019

New research takes deeper look at Venus's clouds

Venus is known for its clouds of sulfuric acid covering the entire planet and its super-fast winds moving at hundreds of kilometers per hour, but our neighboring planet's thick clouds make it difficult for scientists to peer ...

Astronomy Apr 29, 2019

Researchers find ice feature on Saturn's giant moon

Rain, seas and a surface of eroding organic material can be found both on Earth and on Saturn's largest moon, Titan. However, on Titan it is methane, not water, that fills the lakes with slushy raindrops.

Space Exploration Apr 29, 2019

Extended winter polar vortices chill Saturn's strangely familiar moon, Titan

Saturn's hazy moon Titan has a long-lived Earth-like winter polar vortex supercharged by the moon's peculiar chemistry, according to new research published in AGU's journal Geophysical Research Letters.

Materials Science Apr 19, 2019

Through thick and thin: Neutrons track lithium ions in battery electrodes

Lithium-ion batteries are expected to have a global market value of $47 billion by 2023. They are used in numerous applications, because they offer relatively high energy density (storage capacity), high operating voltage, ...

Space Exploration Apr 16, 2019

Cassini reveals surprises with Titan's lakes

On its final flyby of Saturn's largest moon in 2017, NASA's Cassini spacecraft gathered radar data revealing that the small liquid lakes in Titan's northern hemisphere are surprisingly deep, perched atop hills and filled ...

General Physics Apr 5, 2019

Getting a big look at tiny particles

At the turn of the 20th century, scientists discovered that atoms were composed of smaller particles. They found that inside each atom, negatively charged electrons orbit a nucleus made of positively charged protons and neutral ...

Nanophysics Apr 4, 2019

Laser focus sheds light on two sources of nanoparticle formation

Although previous research shows that metal nanoparticles have properties useful for various biomedical applications, many mysteries remain regarding how these tiny materials form, including the processes that generate size ...

Engineering Apr 1, 2019

Tiny sensors, big potential

The electrical energy from batteries powers not only the ignition system that turns the engine and moves electric vehicles but also powers almost every sensing feature of today's automobiles. Electricity turns on the car ...

Condensed Matter Mar 18, 2019

Supercrystal: A hidden phase of matter created by a burst of light

"Frustration" plus a pulse of laser light resulted in a stable "supercrystal" created by a team of researchers led by Penn State and Argonne National Laboratory, together with University of California, Berkeley, and two other ...

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