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Cell & Microbiology Feb 24, 2020

Transport protein efficiently uses three independent lifts to shuttle the goods

The structure of a transport complex used by bacteria to import aspartate has been mapped in unique detail by University of Groningen scientists. The proteins were imaged using cryo-electron microscopy. The results reveal ...

Analytical Chemistry Feb 21, 2020

Sneaking up on tiny crystals with electron diffraction

Understanding the structure of proteins, the building blocks of life, is essential to obtain insight into their biological function. Due to their minute size and extreme fragility, these structures are enormously difficult ...

Nanophysics Jan 31, 2020

First view of hydrogen at the metal-to-metal hydride interface

University of Groningen physicists have visualized hydrogen at the titanium/titanium hydride interface using a transmission electron microscope. Using a new technique, they succeeded in visualizing both the metal and the ...

Materials Science Jan 30, 2020

Machine learning technique speeds up crystal structure determination

Nanoengineers at the University of California San Diego have developed a computer-based method that could make it less labor-intensive to determine the crystal structures of various materials and molecules, including alloys, ...

Condensed Matter Jan 17, 2020

Walking with atoms—chemical bond making and breaking recorded in action

Ever since it was proposed that atoms are building blocks of the world, scientists have been trying to understand how and why they bond to each other. Be it a molecule (which is a group of atoms joined together in a particular ...

Evolution Jan 10, 2020

Hummingbirds' rainbow colors come from pancake-shaped structures in their feathers

Hummingbirds are some of the most brightly-colored things in the entire world. Their feathers are iridescent— light bounces off them like a soap bubble, resulting in shimmering hues that shift as you look at them from different ...

Nanomaterials Jan 9, 2020

A new method to study lithium dendrites could lead to better, safer batteries

Lithium ion batteries often grow needle-like structures between electrodes that can short out the batteries and sometimes cause fires. Now, an international team of researchers has found a way to grow and observe these structures ...

Nanophysics Dec 19, 2019

Iron selenide quantum dots for in vivo multiphoton biomedical imaging

Photoluminescent probes with high biocompatibility, quantum yield and multiphoton absorption performance are of significant interest in biomedical imaging, expected to achieve improved penetration depth and spatial resolution. ...

Nanomaterials Dec 9, 2019

A tech jewel: Converting graphene into diamond film

Can two layers of the "king of the wonder materials," i.e. graphene, be linked and converted to the thinnest diamond-like material, the "king of the crystals?" Researchers of the Center for Multidimensional Carbon Materials ...

Nanomaterials Nov 20, 2019

Turning up the heat to create new nanostructured metals

Scientists have developed a new approach for making metal-metal composites and porous metals with a 3-D interconnected "bicontinuous" structure in thin films at size scales ranging from tens of nanometers to microns. Metallic ...

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