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Search results for van der Waals materials

Polymers Feb 22, 2021

Polymer film protects from electromagnetic radiation, signal interference

As electronic devices saturate all corners of public and personal life, engineers are scrambling to find lightweight, mechanically stable, flexible, and easily manufactured materials that can shield humans from excessive ...

General Âé¶¹ÒùÔºics Feb 8, 2021

'Magnetic graphene' forms a new kind of magnetism

Researchers have identified a new form of magnetism in so-called magnetic graphene, which could point the way toward understanding superconductivity in this unusual type of material.

Nanophysics Feb 5, 2021

A magnetic twist to graphene

Electrons in materials have a property known as 'spin," which is responsible for a variety of properties, the most well-known of which is magnetism. Permanent magnets, like the ones used for refrigerator doors, have all the ...

Optics & Photonics Feb 4, 2021

Switching nanolight on and off

A team of researchers led by Columbia University has developed a unique platform to program a layered crystal, producing imaging capabilities beyond common limits on demand.

Nanophysics Feb 3, 2021

Visualising atomic structure and magnetism of 2-D magnetic insulators

NUS scientists have demonstrated a general approach for characterizing the atomic structure and electronic and magnetic properties of two-dimensional (2-D) magnetic insulators using scanning-tunneling microscopy.

Nanophysics Feb 2, 2021

Twisted van der Waals materials as a new platform to realize exotic matter

Researchers from the MPSD, the RWTH Aachen University and the Flatiron Institute, Columbia University (both in the U.S.) and part of the Max Planck—New York City Center for Non-equilibrium Quantum Phenomena have provided ...

Materials Science Jan 19, 2021

Researchers resolve controversy over energy gap of Van der Waals material

Previously controversial values of the energy gap of a van der Waals material—chromium tribromide—were reported based on various optical measurements. A University of Wyoming faculty member and his research team used ...

Nanomaterials Jan 14, 2021

New way to control electrical charge in 2-D materials: Put a flake on it

Âé¶¹ÒùÔºicists at Washington University in St. Louis have discovered how to locally add electrical charge to an atomically thin graphene device by layering flakes of another thin material, alpha-RuCl3, on top of it.

Nanomaterials Jan 11, 2021

New proposed multifunctional nanomaterial could enhance solar energy, quantum computing

An atypical two-dimensional sandwich has the tasty part on the outside for scientists and engineers developing multifunctional nanodevices.

Optics & Photonics Jan 8, 2021

New strategies for designing electroluminescent materials

New research details how a class of electroluminescent materials, key components of devices such as LED lights and solar cells, can be designed to work more efficiently. Published in Nature Photonics, the combined efforts ...

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