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Search results for van der Waals materials

Nanomaterials Nov 19, 2020

Predicting forces between oddly shaped nanoparticles

Materials scientists at Duke University have devised a simplified method for calculating the attractive forces that cause nanoparticles to self-assemble into larger structures.

Quantum Âé¶¹ÒùÔºics Nov 19, 2020

Researchers describe previously unknown mechanism for inducing electron emission in highly oriented pyrolitic graphite

It is something quite common in physics: Electrons leave a certain material, fly away and are then measured. Some materials emit electrons when they are irradiated with light. These electrons are called photoelectrons. In ...

Materials Science Nov 17, 2020

Taking charge to find the right balance for advanced optoelectronic devices

2-D materials, consisting of a single layer of atoms, are revolutionizing the field of electronics and optoelectronics. They possess unique optical properties that their bulky counterparts do not, spurring the creation of ...

Nanomaterials Nov 16, 2020

Printable two-dimensional superconducting monolayers

Highly crystalline 2-D transition metal dichalcogenide superconductors and their associated (van der Waals) heterostructures provide a rich platform for the investigation of new quantum physics and exotic superconductivity. ...

Optics & Photonics Nov 4, 2020

Using quantum properties of light to transmit information

Researchers at the University of Rochester and Cornell University have taken an important step toward developing a communications network that exchanges information across long distances by using photons, mass-less measures ...

Nanomaterials Oct 27, 2020

Tailoring 2-D materials to improve electronic and optical devices

New possibilities for future developments in electronic and optical devices have been unlocked by recent advancements in two-dimensional (2-D) materials, according to Penn State researchers.

General Âé¶¹ÒùÔºics Oct 22, 2020

Shedding light on moiré excitons: A first-principles perspective

Moiré superlattices that are located within van der Waals (vdW) heterostructures can trap long-lived interlayer excitons to form ordered quantum dot arrays, paving the way for unprecedented optoelectronic and quantum information ...

Nanophysics Oct 21, 2020

Kitchen-temperature supercurrents from stacked 2-D materials

Could a stack of 2-D materials allow for supercurrents at ground-breaking warm temperatures, easily achievable in the household kitchen?

Nanomaterials Oct 19, 2020

Creating perfect edges in 2-D-materials

Ultrathin materials such as graphene promise a revolution in nanoscience and technology. Researchers at Chalmers University of Technology, Sweden, have published a study in Nature Communications in which they present a method ...

Superconductivity Oct 16, 2020

Layer-cake 2-D superconductivity: Developing clean 2-D superconductivity in a bulk van der Waals superlattice

Materials science has had a profound historical impact on humanity since the advent of the Iron and Bronze ages. Presently, materials scientists are intrigued by a class of materials known as quantum materials, whose electronic ...

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