World news

Results: 32847
arrow_upward arrow_downward

Atomic 'Swiss army knife' precisely measures materials for quantum computers

EurekAlert   -   Scientific News Websites

Scientists at the National Institute of Standards and Technology (NIST) have developed a novel instrument that can make three kinds of atom-scale measurements simultaneously.

Jul 6, 2020

Electrically focus-tuneable ultrathin lens for high-resolution square subpixels

EurekAlert   -   Scientific News Websites

In accordance to rising demand of high-resolution, ultrathin lens device for display panels, the scientists from Korea, UK, and USA have invented an electrically focus-tunable, graphene-based ultrathin subpixel square lens device that demonstrates...

Jul 6, 2020

2D semiconductors found to be close-to-ideal fractional quantum hall platform

EurekAlert   -   Scientific News Websites

Columbia University researchers report that they have observed a quantum fluid known as the fractional quantum Hall states (FQHS), one of the most delicate phases of matter, for the first time in a monolayer 2D semiconductor. Their findings demons...

Jul 6, 2020

Low-threshold topological nanolasers based on the second-order corner state

EurekAlert   -   Scientific News Websites

Topological lasers are immune to imperfections and disorder, which are mostly at microscale. The topological nanolaser with small footprint, low threshold and high energy-efficiency has yet to be explored. Scientists in China demonstrated a topolo...

Jul 6, 2020

Measure Squeezing With High-Precision Using Thermal Fluctuations of a Nanostring

SciTechDaily   -   Scientific News Websites

Scientists at the Department of Physics at the University of Konstanz have developed a completely new method of measuring squeezing – a potential starting point... The post Measure Squeezing With High-Precision Using Thermal Fluctuations of a Nan...

Jul 4, 2020

Quantum dots help preserve historic limestone monuments – Physics World

Physics World   -   Nanotechnology Websites

Stonework reinforcement can be monitored using fluorescence The post Quantum dots help preserve historic limestone monuments appeared first on Physics World.

Jul 4, 2020

Nanotechnology Now - Press Release: Flexible material shows potential for use in fabrics to heat, cool

Nanotechnology Now   -   Nanotechnology Websites

A film made of tiny carbon nanotubes (CNT) may be a key material in developing clothing that can heat or cool the wearer on demand. A new North Carolina State University study finds that the CNT film...

Jul 4, 2020

Nanotechnology Now - Press Release: A path to new nanofluidic devices applying spintronics technology: Substantial increase in the energy conversion efficiency of hydrodynamic power generation via spin currents

Nanotechnology Now   -   Nanotechnology Websites

Researchers in the ERATO Saitoh Spin Quantum Rectification Project in the JST Strategic Basic Research Programs have elucidated the mechanism of the hydrodynamic power generation using spin currents(1...

Jul 4, 2020

Toxic metallic air pollution nanoparticles found inside myocardial mitochondria of city dwellers

News Medical   -   Scientific News Websites

Toxic metallic air pollution nanoparticles are getting inside the crucial, energy-producing structures within the hearts of people living in polluted cities, causing cardiac stress - a new study confirms.

Jul 3, 2020

Nanotechnology Now - Press Release: Charcoal a weapon to fight superoxide-induced disease, injury: Nanomaterials soak up radicals, could aid treatment of COVID-19

Nanotechnology Now   -   Nanotechnology Websites

Artificial enzymes made of treated charcoal could have the power to curtail damaging levels of superoxides, radical oxygen ions that are toxic at high concentrations.

Jul 3, 2020

REFINE