World news

Results: 32792
arrow_upward arrow_downward

Shrinking hydrogels enlarge nanofabrication options

ScienceDaily   -   General News Websites

Researchers have developed a strategy for creating ultrahigh-resolution, complex 3D nanostructures out of various materials.

Dec 22, 2022

Is Worldcoin a Crypto-currency for the Masses or Your Digital ID?

IEEE Spectrum   -   Scientific and Educational Websites

In a college classroom in the Indian city of Bangalore last August, Moiz Ahmed held up a volleyball-size chrome globe with a glass-covered opening at its center. Ahmed explained to the students that if they had their irises scanned with the device...

Dec 22, 2022

Researchers show a new way to induce useful defects using invisible material properties

Phys.org   -   Scientific News Websites

Much of modern electronic and computing technology is based on one idea: Add chemical impurities, or defects, to semiconductors to change their ability to conduct electricity. These altered materials are then combined in different ways to produce ...

Dec 22, 2022

Shrinking hydrogels enlarge nanofabrication options

Phys.org   -   Scientific News Websites

Researchers from Carnegie Mellon University and the Chinese University of Hong Kong have developed a strategy for creating ultrahigh-resolution, complex 3D nanostructures out of various materials.

Dec 22, 2022

Nanostructure strengthens, de-ices, and monitors aircraft wings, wind turbine blades, and bridges

Phys.org   -   Scientific News Websites

A nanostructured sensor, whose development and tests involved Skoltech researchers, has shown promise for enhancing construction parts made of glass fiber-reinforced polymer composite materials: aircraft wings, wind turbine blades, bridge spans, c...

Dec 22, 2022

Cellular messengers improve cancer therapy

ScienceDaily   -   General News Websites

Nano-sized membrane bubbles known as extracellular vesicles activate the immune system in mice and seem to render their tumors sensitive to a type of immunotherapy drug called a checkpoint inhibitor.

Dec 22, 2022

New X-ray imaging technique to study the transient phases of quantum materials

ScienceDaily   -   General News Websites

An international team of researchers has recently demonstrated for the first time the use of a new lensless ultrafast X-Ray method to image phase transitions. This new method enables the direct observation of the dynamics of quantum materials at t...

Dec 22, 2022

New X-ray imaging technique to study the transient phases of quantum materials

Phys.org   -   Scientific News Websites

The use of light to produce transient phases in quantum materials is fast becoming a novel way to engineer new properties in them, such as the generation of superconductivity or nanoscale topological defects. However, visualizing the growth of a n...

Dec 22, 2022

Single component white LED based on lanthanide ions doped lead halide perovskite

NanoDaily   -   Scientific News Websites

Lead halide perovskite nanocrystals (PeNCs) have attracted extensive attention due to their high photoluminescence quantum yield (PLQY), adjustable bandgap, low cost, and excellent photoelectric properties. In recent years, perovskite based light ...

Dec 22, 2022

Nanoantennas directing a bright future

NanoDaily   -   Scientific News Websites

White LEDs may soon be dethroned as the world's go-to light source by an alternative with a much better sense of direction.

Dec 22, 2022

REFINE