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Search results for scanning electron microscopy

Materials Science Oct 22, 2021

Researchers develop catalyst for stable reduction of carbon dioxide

Electrocatalytic carbon dioxide reduction (CO2RR) is an effective means of CO2 resource utilization. The current developed catalysts can effectively catalyze CO2RR to prepare a variety of carbon-based fuels such as formic ...

Materials Science Oct 21, 2021

To mask or not to mask: Study provides mechanism to test materials

In a study that used inorganic, physical and analytical chemistry to mimic respiratory droplets that can carry viruses, researchers demonstrated a mechanism that enables multiple mask materials to be protective. Led by Stony ...

Nanophysics Oct 19, 2021

Efficient light-emitting diodes based on oriented perovskite nanoparticles

Planar perovskite light-emitting diodes (LEDs) are high-performance and cost-effective electroluminescence devices that are ideal for large-area display and lighting applications. By exploring the emission layers with high ...

Evolution Oct 5, 2021

Worm atlas could help crack mysteries in animal evolution

Researchers in the Friedrich group have contributed to create an atlas that links subcellular structures to gene expression in each cell of the sea worm Platynereis dumerilii, a key model organism for the study of development ...

Plants & Animals Oct 5, 2021

Revealing the secrets of ground beetle wing casings

The striking colors of many creatures in nature result from their structures at a microscopic or even nanoscopic level. A good example of this is the metallic coloring of certain beetles. Researchers have paid increased attention ...

Optics & Photonics Sep 29, 2021

Researchers integrate optical devices made of multiple materials onto single chip

Researchers have developed a highly accurate way to assemble multiple micron-scale optical devices extremely close together on a single chip. The new approach could one day allow high-volume manufacturing of chip-based optical ...

Condensed Matter Sep 29, 2021

Correlated electrons 'tango' in a perovskite oxide at the extreme quantum limit

A team led by the Department of Energy's Oak Ridge National Laboratory has found a rare quantum material in which electrons move in coordinated ways, essentially "dancing." Straining the material creates an electronic band ...

Plants & Animals Sep 14, 2021

Mechanical buckling of petals produces iridescent patterns visible to bees

Flowers are employing a materials science phenomenon typically associated with failures in structural engineering to produce exquisite three-dimensional petal patterns to lure pollinators.

Nanophysics Sep 13, 2021

Magnetism generated in 2D organic material by star-like arrangement of molecules

A 2D nanomaterial consisting of organic molecules linked to metal atoms in a specific atomic-scale geometry shows non-trivial electronic and magnetic properties due to strong interactions between its electrons.

Nanomaterials Aug 20, 2021

Highly durable biomimetic nanotrough electrodes for proton exchange membrane fuel cells

Membrane electrode assembly is the core part of proton exchange membrane fuel cells (PEMFCs). However, the high consumption of platinum and poor durability of carbon supported platinum nanoparticles (Pt/C) in the conventional ...

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