Quantum Physics Apr 18, 2019

New method enables quantum simulations on larger systems

Through randomly selected measurements, Austrian physicists can now determine the quantum entanglement of many-particle systems. With the newly developed method, quantum simulations can be extended to a larger number of quantum ...

Optics & Photonics Apr 18, 2019

Folding an acoustic vortex on a flat holographic transducer to form miniaturized selective acoustic tweezers

Acoustic tweezers are based on focused acoustic vortices and hold promise to precisely manipulate microorganisms and cells from the millimeter scale down to the submicron scale, without contact, and with unprecedented selectivity ...

Nanomaterials Apr 15, 2019

Graphene-based foam stays soft and squishy even at super cold temperatures

A team of researchers with members from Nankai University in China and Rice University in the U.S. has developed a type of foam that retains its squishiness when exposed to extremely cold temperatures. In their paper published ...

Materials Science Apr 18, 2019

Scientists advance creation of 'artificial lymph node' to fight cancer, other diseases

In a proof-of-principle study in mice, scientists at Johns Hopkins Medicine report the creation of a specialized gel that acts like a lymph node to successfully activate and multiply cancer-fighting immune system T-cells. ...

Biotechnology Apr 18, 2019

Bioengineers add cooperative molecules to their toolkit for programming signal processing

Elaborate molecular networks inside living cells enable them to sense and process many signals from the environment to perform desired cellular functions. Synthetic biologists have been able to reconstruct and mimic simpler ...

Plants & Animals Apr 17, 2019

These beetles have successfully freeloaded for 100 million years

Almost 100 million years ago, a tiny and misfortunate beetle died after wandering into a sticky glob of resin leaking from a tree in a region near present-day Southeast Asia. Fossilized in amber, this beetle eventually made ...

General Physics Apr 18, 2019

Researchers develop new variant of Maxwell's demon at nanoscale

Maxwell's demon is a machine proposed by James Clerk Maxwell in 1867. The hypothetical machine would use thermal fluctuations to obtain energy, apparently violating the second principle of thermodynamics. Now, researchers ...

Quantum Physics Apr 17, 2019

Direct imaging of active orbitals in quantum materials

In quantum materials based on transition metals, rare-earth and actinide elements, electronic states are characterized by electrons in orbitals d and f, combined with the solid's strong band formation. Until now, to estimate ...

Plants & Animals Apr 16, 2019

Honey, I ate the kids: The sweet side of filial cannibalism

As you bite into a chocolate bunny or egg this weekend, consider this: rabbits often eat their own young, and hens their own eggs.

Plasma Physics Apr 17, 2019

Artificial intelligence speeds efforts to develop clean, virtually limitless fusion energy

Artificial intelligence (AI), a branch of computer science that is transforming scientific inquiry and industry, could now speed the development of safe, clean and virtually limitless fusion energy for generating electricity. ...

page 5 from 27639