Search results for optoelectronic devices

Bio & Medicine Mar 11, 2024

Flexible AI optoelectronic sensors pave the way for standalone energy-efficient health monitoring devices

From creating images, generating text, and enabling self-driving cars, the potential uses of artificial intelligence (AI) are vast and transformative. However, all this capability comes at a very high energy cost. For instance, ...

Condensed Matter Feb 21, 2024

14 parameters in one go: New instrument for optoelectronics

An HZB physicist has developed a new method for the comprehensive characterization of semiconductors in a single measurement. The "Constant Light-Induced Magneto-Transport (CLIMAT)" is based on the Hall effect and allows ...

Nanophysics Feb 12, 2024

What did the electron 'say' to the phonon in the graphene sandwich?

A TU/e and Catalan Institute of Nanoscience and Nanotechnology-led collaboration involving researchers from around the world has the answer, and the why, and the results have been published in the journal Science Advances.

Condensed Matter Feb 7, 2024

Quantum materials: A new state of matter with chiral properties

An international research group has discovered a new state of matter characterized by the existence of a quantum phenomenon called chiral current. These currents are generated on an atomic scale by a cooperative movement ...

Nanophysics Feb 7, 2024

Enrichment of anchoring sites via supramolecular halogen bonds for efficient perovskite nanocrystal LEDs

Colloidal semiconductor nanoparticles can be viewed as a complex of an inorganic single crystal core and a monolayer of organic ligands. The location and type of ligand anchoring on the nanocrystal surface are critical to ...

Nanophysics Feb 7, 2024

Advanced measurements unravel nanoscale phenomena in tungsten diselenide

Semiconductor 2D materials are a few atoms thick, and some of them exhibit localized emission, where light is emitted from such a small part of the layer that only one photon at a time is produced. This localized emission ...

Nanophysics Feb 7, 2024

Environmentally-friendly InSb/InP colloidal quantum dots for fast and sensitive short-wave infrared photodetectors

Applications such as LIDAR, 3D imaging for mobile devices, automotive and augmented/virtual reality or night vision for surveillance, rely on the development of short-wave infrared (SWIR) photodetectors. These devices are ...

Optics & Photonics Feb 5, 2024

Solvent sieve method sets new record for perovskite light-emitting diodes

Using a simple solvent sieve method, researchers from the Ningbo Institute of Materials Technology and Engineering (NIMTE) of the Chinese Academy of Sciences (CAS) have taken the lead in developing highly efficient and stable ...

Optics & Photonics Jan 29, 2024

An efficient numerical program for studying light scattering at the nanoscale

When light encounters a particle, it interacts with the particle instead of just passing through smoothly. The light waves can get scattered in different directions because of the light-matter interactions.

Nanophysics Jan 24, 2024

Sub-wavelength confinement of light demonstrated in indium phosphide nanocavity

As we transition to a new era in computing, there is a need for new devices that integrate electronic and photonic functionalities at the nanoscale while enhancing the interaction between photons and electrons. In an important ...

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