World news

Results: 32792
arrow_upward arrow_downward

Scientists Find New Way to Prevent Gold Nanoparticles from Clumping

AZoNano   -   Nanotechnology Websites

Hokkaido University scientists have found a way to prevent gold nanoparticles from clumping, which could help towards their use as an anti-cancer therapy. Attaching ring-shaped synthetic compounds to...

Jan 22, 2021

Single atoms as a catalyst: Surprising effects ensue

Nanowerk   -   Nanotechnology Websites

For years, the metal nanoparticles used in catalysts have been getting smaller and smaller. Now, a research team has shown that everything is suddenly different when you arrive at the smallest possible size: a single atom.

Jan 22, 2021

What is the effect of temperature on a catalytic gold nanoparticle?

Nanowerk   -   Nanotechnology Websites

Gold nanoparticles are of great importance for a wide range of industrial processes such as CO oxidation, water-gas shift reactions and oxygen reduction at the cathode of hydrogen fuel cells. Scientists investigated the three-dimensional atomic s...

Jan 22, 2021

A new natural platform for realizing flat-band-based quantum phenomena and topological states

Nanowerk   -   Nanotechnology Websites

Researchers demonstrate that four-layer rhombohedral graphene is a new material for realizing flat-band-based quantum phenomena in a natural way.

Jan 22, 2021

Highly functional membrane developed for producing freshwater from seawater

Nanowerk   -   Nanotechnology Websites

A desalination membrane laminated with nanosheets featuring 2D nanochannels.

Jan 22, 2021

Wrinkled graphene sheets offer a shortcut for water purification

New Atlas   -   Scientific News Websites

Scientists at Brown University have demonstrated a promising new water purification technology that takes advantage of the tiny gaps in stacked sheets of graphene to filter out contaminants with great efficiency. The technology overcomes one of th...

Jan 22, 2021

New technique builds super-hard metals from nanoparticles

EurekAlert   -   Scientific News Websites

Brown University researchers have shown a way to make bulk metals by smashing tiny metal nanoparticles together, which allows for customized grain structures and improved mechanical and other properties.

Jan 22, 2021

Crystal structures in super slow motion

EurekAlert   -   Scientific News Websites

Laser beams are used to change the properties of materials in an extremely precise way. However, the underlying processes generally take place at such unimaginably fast speeds and at such a small scale that they have so far eluded direct observati...

Jan 22, 2021

New blueprint for more stable quantum computers

EurekAlert   -   Scientific News Websites

Researchers at the Paul Scherrer Institute PSI have put forward a detailed plan of how faster and better defined quantum bits - qubits - can be created. The central elements are magnetic atoms from the class of so-called rare-earth metals, which w...

Jan 22, 2021

SUTD research team extends 4D printing to nanophotonics

EurekAlert   -   Scientific News Websites

The newly developed shape memory polymer resist which allows for high-resolution 4D printing, promises a platform for information hiding for optical anti-counterfeiting and tunable photonic devices.

Jan 22, 2021

REFINE