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Search results for scanning electron microscopy

Materials Science Nov 2, 2020

Technique reveals deeper insights into the makeup of nacre, a natural material

Nacre, the iridescent material that lines mollusk shells such as mother-of-pearl and abalone, has long been a prized find of beachcombers and shell collectors, due to the natural beauty and variety of color that can be found ...

Archaeology Oct 28, 2020

Cracking the secrets of dinosaur eggshells

Since the famous discovery of dinosaur eggs in the Gobi Desert in the early 1920s, the fossilized remains have captured the imaginations of paleontologists and the public, alike. Although dinosaur eggs have now been found ...

Ecology Oct 26, 2020

Super-resolution microscopy and machine learning shed new light on fossil pollen grains

Plant biology researchers at the University of Illinois and computer scientists at the University of California Irvine have developed a new method of fossil pollen identification through the combination of super-resolution ...

Materials Science Oct 26, 2020

Sensing carbon monoxide

Carbon monoxide is an insidiously toxic gas. It can pervade an enclosed space and causes drowsiness and at sufficiently high concentration is lethal to anyone breathing it. As such, there is a need for efficient and fast-reacting ...

Nanophysics Oct 20, 2020

A novel, low-cost method detects nanoscale contaminants during manufacture of semiconductor devices

As computer chips and other electronic devices continue to shrink in size, they become ever more sensitive to contamination. However, detecting the nanoscale equivalent of a water spot on a window is incredibly challenging. ...

Optics & Photonics Oct 19, 2020

Moving microscopy beyond the resolution limit

The Polish-Israeli team from the Faculty of Âé¶¹ÒùÔºics of the University of Warsaw and the Weizmann Institute of Science has made another significant achievement in fluorescent microscopy. In the pages of the Optica journal ...

Materials Science Oct 14, 2020

Designing hierarchical nanoporous membranes for highly efficient adsorption and storage applications

In the field of volatile organic compounds, graphene oxides have attracted attention as two-dimensional (2-D) materials with nanoporous membranes due to their molecular-sieve-like architectural properties and functional simplicity ...

Nanomaterials Oct 12, 2020

Nanomaterial acts as a molecular thermometer

A layered material developed by KAUST researchers can act as a precise temperature sensor by exploiting the same principle used in biological ion channels.

General Âé¶¹ÒùÔºics Oct 9, 2020

Support film makes cryo-electron microscopy sharper

A trio of researchers at MRC Laboratory of Molecular Biology has developed a support film for creating sharper images in cryo-electron microscopy. In their paper published in the journal Science, Katerina Naydenova, Peipei ...

Nanomaterials Oct 8, 2020

Giant electrochemical actuation in a nanoporous silicon-polypyrrole hybrid material

The absence of piezoelectricity in silicon can lead to direct electromechanical applications of the mainstream semiconductor material. The integrated electrical control of silicon mechanics can open new perspectives for on-chip ...

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