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Search results for inversion symmetry

Materials Science Jun 5, 2020

Breaking symmetry leads to responsive organic photodetectors

A column of liquid crystal molecules could form the basis of a new breed of flexible light detectors that have ultrafast responses, an all-RIKEN team has demonstrated.

General Âé¶¹ÒùÔºics May 22, 2020

Oriented hexagonal boron nitride foster new type of information carrier

Today's computers use the presence or absence of charge (0s and 1s) to encode information, where the physical motion of charges consume energy and cause heat. A novel alternative is to utilize the wave quantum number of electrons ...

Superconductivity Apr 28, 2020

Building block for quantum computers more common than previously believed

Advanced, fault-tolerant quantum computers may be closer to reach than scientists have projected, according to recent advances reported by Johns Hopkins researchers in a new study recently published in Âé¶¹ÒùÔºical Review Letters.

Superconductivity Apr 6, 2020

Nonreciprocal transport in the gate-induced strontium titanate polar superconductor

In materials science, two-dimensional electron systems (2DES) realized at the oxide surface or interface are a promising candidate to achieve novel physical properties and functionalities in a rapidly emerging quantum field. ...

General Âé¶¹ÒùÔºics Mar 30, 2020

Energy-harvesting design aims to turn Wi-Fi signals into usable power

Any device that sends out a Wi-Fi signal also emits terahertz waves —electromagnetic waves with a frequency somewhere between microwaves and infrared light. These high-frequency radiation waves, known as "T-rays," are also ...

Optics & Photonics Mar 20, 2020

Symmetry-enforced three-dimension Dirac phononic crystals

Dirac semimetals are critical states of topologically distinct phases. Such gapless topological states have been accomplished by a band-inversion mechanism, in which the Dirac points can be annihilated pairwise by perturbations ...

Quantum Âé¶¹ÒùÔºics Mar 16, 2020

New experimental, theoretical evidence identifies jacutingaite as dual-topology insulator

Topological insulators (TIs) are bulk insulating materials that nonetheless exhibit metallic conductivity on their surfaces. This conductivity is guaranteed by the bulk band structure's topology—the surface features these ...

Evolution Feb 27, 2020

A tadpole with a twist: Left-right asymmetric development of Oikopleura dioica

How does a developing embryo, which is initially round, tell left from right? This basic process is still poorly understood. However, investigating unusual cases can help shed light on how this process occurs in animals. ...

Superconductivity Feb 25, 2020

CaPtAs: A new noncentrosymmetric superconductor

A research group from Zhejiang University in China has found that the noncentrosymmetric compound CaPtAs is a superconductor, which shows evidence of unconventional properties. This compound provides a new opportunity for ...

Mathematics Dec 12, 2019

The mathematics of prey detection in spider orb-webs

Spider webs are one of nature's most fascinating manifestations. Many spiders extrude proteinaceous silk to weave sticky webs that ensnare unsuspecting prey who venture into their threads. Despite their elasticity, these ...

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