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Search results for van der Waals materials

Materials Science Jun 18, 2020

Researchers discover unique material design for brain-like computations

Over the past few decades, computers have seen dramatic progress in processing power; however, even the most advanced computers are relatively rudimentary in comparison with the complexities and capabilities of the human ...

Nanomaterials Jun 16, 2020

With a 'catch-and-release' process, researchers advance graphene electronics

In recent years, atomically flat layered materials have gained significant attention due to their prospects for building high-speed and low-power electronics. Best known among those materials is graphene, a single sheet of ...

Soft Matter Jun 15, 2020

Excitons form superfluid in certain 2-D combos

Mixing and matching computational models of 2-D materials led scientists at Rice University to the realization that excitons—quasiparticles that exist when electrons and holes briefly bind—can be manipulated in new and ...

Nanophysics Jun 4, 2020

A touch of gold and silver

Metals are usually characterized by good electrical conductivity. This applies in particular to gold and silver. However, researchers from the Max Planck Institute for Solid State Research in Stuttgart, together with partners ...

Polymers Jun 4, 2020

Large-scale preparation of polymer-based room-temperature phosphorescence via click chemistry

Polymer-based room-temperature phosphorescence (RTP) materials can be efficiently developed by covalently embedding phosphors into the polymer matrix. The process is still, however, highly challenging on a large-scale due ...

Nanophysics Jun 3, 2020

Graphene and 2-D materials could move electronics beyond 'Moore's law'

A team of researchers based in Manchester, the Netherlands, Singapore, Spain, Switzerland and the U.S. has published a new review on a field of computer device development known as spintronics, which could see graphene used ...

Quantum Âé¶¹ÒùÔºics Jun 1, 2020

Particles trapped in twisted materials and quantum fingerprints identified

A paper by the Quantum Photonics Lab at Heriot-Watt, published today in top-tier Nature Materials, identifies how to trap interlayer excitons (IXs) and their quantum fingerprints. The IXs are trapped by the interaction of ...

Nanomaterials May 27, 2020

Van der Waals junction spin valves without spacer layer

The fundamental principle of a spin valve is that the resistance is dependent on the parallel or antiparallel configurations of the two ferromagnetic electrodes, thus associating the magnetoresistance (MR) effect, whose basic ...

Analytical Chemistry May 21, 2020

Ultrasonic technique discloses the identity of graphite

A group of scientists from Osaka University, in cooperation with Kaneka Corporation, evaluated the interplanar bond strength of graphene by measuring the elastic constant of graphite, demonstrating that the elastic constant ...

Materials Science May 20, 2020

2-D molecular crystals modulating electronic properties of organic semiconductors

Organic field-effect transistors (OFETs) are the heart of plastic electronics. Doping has been shown to improve the performance of OFETs effectively. There are two major ways of doping OSCs.

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