Search results for wse2

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 ...

Quantum Physics Nov 11, 2020

Researchers trap electrons to create elusive crystal

Like restless children posing for a family portrait, electrons won't hold still long enough to stay in any kind of fixed arrangement.

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 ...

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 5, 2020

A new all-2-D light-emitting field-effect transistor

Transition metal dichalcogenides (TMDs), a two-dimensional (2-D) semiconductor, are promising materials for next-generation optoelectronic devices. They can emit strong light due to the large binding energies of excitons, ...

Materials Science Sep 21, 2020

Anisotropic plasmons in quasi-metallic 2-D materials

National University of Singapore physicists have discovered new mid-infrared anisotropic collective charge excitations in quasi-metallic phase two-dimensional (2-D) transition-metal dichalcogenides (TMDs).

Quantum Physics Sep 10, 2020

Spectral classification of excitons

Ultrathin layers of tungsten diselenide have potential applications in opto-electronics and quantum technologies. LMU researchers have now explored how this material interacts with light in the presence of strong magnetic ...

Quantum Physics Jul 13, 2020

Tiny bubbles make a quantum leap

Researchers at Columbia Engineering and Montana State University report today that they have found that placing sufficient strain in a 2-D material—tungsten diselenide (WSe2)—creates localized states that can yield single-photon ...

Nanomaterials Jul 13, 2020

Black phosphorus-based van der Waals heterostructures for mid-infrared light-emission applications

Researchers have realized optically and electrically driven mid-infrared (MIR) light-emitting devices in a simple but novel van der Waals (vdW) heterostructure constructed from thin-film black phosphorus (BP) and transition-metal ...

Optics & Photonics Jul 9, 2020

Novel 'dual-resonant method' in 2-D materials can spur advances in the field of photonics

Scientists at Daegu Gyeongbuk Institute of Science and Technology, Korea, have developed a new process that provides an ultrafast process of photon generation in two-dimensional materials. This process can potentially fuel ...

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