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Search results for optoelectronic devices

Optics & Photonics Nov 9, 2020

Researchers find a way to turn glass into smart surfaces

ITMO researchers have created a surface that can turn normal glass into a smart surface. This technology can be used in the production of AR screens that equip users with additional information about what is happening around. ...

General Âé¶¹ÒùÔºics Nov 6, 2020

Anti-hacking based on the circular polarization direction of light

The Internet of Things (IoT) allowing smart phones, home appliances, drones and self-driving vehicles to exchange digital information in real time requires a powerful security solution, as it can have a direct impact on user ...

Condensed Matter Nov 5, 2020

Blue phosphorus: How a semiconductor becomes a metal

The chemical element phosphorus is considered one of the most essential elements for life. Phosphorus compounds are deeply involved in the structure and function of organisms. Every human carries about one kilogram of it ...

Nanomaterials Nov 4, 2020

3-D print experts discover how to make tomorrow's technology using ink-jet printed graphene

The University of Nottingham has cracked the conundrum of how to use inks to 3-D-print novel electronic devices with useful properties, such as an ability to convert light into electricity.

Nanophysics Nov 3, 2020

Layer-engineered large-area exfoliation of graphene

Large-scale manufacturing processes that aim to produce two-dimensional materials (2DMs) for industrial applications are based on a competition between quality and productivity. The top-down mechanical cleavage method allows ...

Materials Science Oct 21, 2020

Innovation spins spider web architecture into 3-D imaging technology

Purdue University innovators are taking cues from nature to develop 3-D photodetectors for biomedical imaging.

Nanomaterials Oct 15, 2020

Altering the properties of 2-D materials at the nanometer scale

EPFL scientists have developed a method for changing the physical properties of 2-D materials permanently using a nanometric tip. Their approach, which involves deforming the materials, paves the way to using these materials ...

Nanomaterials Oct 13, 2020

A new strategy for the synthesis of crystalline graphitic nanoribbons

New work from a team of scientists led by Drs. Kuo Li and Haiyan Zheng from the Center for High Pressure Science and Technology Advanced Research (HPSTAR) collaborated with Dr. Jing Ju from Peking University found pressure-induced ...

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 23, 2020

Single photon emission from isolated monolayer islands of InGaN

Single photon emitters are essential devices for the realization of future optical quantum technologies including optical quantum computing and quantum key distribution. Towards this goal, Scientists in China and Japan identified ...

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