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Search results for scanning electron microscopy

Nanomaterials Aug 3, 2022

Significant advance in 2D material science with diversely behaving layers in a single bulk material

Scientists from The University of Manchester have developed a novel yet simple method for producing vertical stacks of alternating superconductor and insulator layers of tantalum disulphide (TaS2). The findings, from a team ...

Nanomaterials Jul 21, 2022

At the water's edge: Self-assembling 2D materials at a liquid–liquid interface

The past few decades have witnessed a great amount of research in the field of two-dimensional (2D) materials. As the name implies, these thin film-like materials are composed of layers that are only a few atoms thick. Many ...

Polymers Jul 11, 2022

Just add water: A simple method to obtain versatile porous polymers

For a polymer composed of very simple repeating units, polyethylenimine (PEI) has an astounding number of practical applications, including detergents, adhesives, cosmetics, industrial agents, CO2 capture, and even cellular ...

Evolution Jul 7, 2022

Study reveals yunnanozoans as the oldest known stem vertebrates

Scientists have long puzzled over the gap in the fossil record that would explain the evolution from invertebrates to vertebrates. Vertebrates, including fishes, amphibians, reptiles, birds, mammals, and humans, share unique ...

Analytical Chemistry Jun 28, 2022

Exotic carbon microcrystals in meteorite dust

Unusually shaped microcrystals formed of pure, graphite-like carbon were discovered in the dust of the 21st-century's largest meteorite. They are likely to have grown in layers from complex carbon nuclei such as fullerene.

Planetary Sciences Jun 25, 2022

Multiple lab analyses of Antarctic minerals offer a better understanding of Mars

Results of multiple and complementary lab analyses of minerals found in samples of material from Antarctica could give scientists a better understanding of the surface and subsurface environment of Mars, and indicate locations ...

Astrobiology Jun 25, 2022

Biofinder advances detection of extraterrestrial life

An innovative scientific instrument, the Compact Color Biofinder, developed by a team of University of Hawai'i at Mānoa researchers, may change the game in the search for signs of extraterrestrial life.

Optics & Photonics Jun 7, 2022

Investigating electrons with a traditional scanning microscope

鶹Ժicists at Friedrich-Alexander-Universität Erlangen-Nürnberg (FAU) have designed a framework that allows scientists to observe interactions between light and electrons using a traditional scanning electron microscope. ...

Nanophysics May 25, 2022

Electronic self-passivation of single vacancy in black phosphorus

NUS scientists discovered that a two-dimensional (2D) semiconducting material, known as black phosphorus (BP), exhibits an electronic self-passivation phenomenon by re-arranging its vacancy defects. This may potentially enhance ...

Analytical Chemistry May 19, 2022

Researchers develop new measurement method in molecular electronics

In molecular electronics, single molecules are stretched between two electrodes to form an electrically conducting element in which molecular conductivity is then measured. Although the underlying method for this phenomenon, ...

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