Search results for optoelectronic devices

Nanophysics Mar 17, 2025

Advancing light-to-electricity energy conversion: New method extends lifespan of plasmonic hot holes

When light interacts with metallic nanostructures, it instantaneously generates plasmonic hot carriers, which serve as key intermediates for converting optical energy into high-value energy sources such as electricity and ...

Nanophysics Mar 17, 2025

Tellurium boosts 2D semiconductor performance for faster photodetection

A group of Carnegie Mellon University researchers recently devised a method allowing them to create large amounts of a material required to make two-dimensional (2D) semiconductors with record high performance. Their paper, ...

Condensed Matter Mar 17, 2025

The first observation of amplified spontaneous emission from electron-hole plasma in 2D semiconductors

Amplified spontaneous emission is a physical phenomenon that entails the amplification of the light spontaneously emitted by excited particles, due to photons of the same frequency triggering further emissions. This phenomenon ...

Nanomaterials Mar 14, 2025

New approach to reconfigurable colloidal assemblies paves way for adaptive smart materials

Colloidal self-assembly is a process where colloidal particles spontaneously organize into ordered structures under specific conditions. Colloidal self-assembly serves as a foundation for designing materials like optoelectronic ...

Nanophysics Mar 10, 2025

2D semiconductor sensor: Gold nanoparticles boost optical signal efficiency

Next-generation imaging technology is rapidly expanding beyond smartphones into intelligent devices, robotics, extended reality (XR) devices, health care, CCTV, and various other industries. At the core of these technological ...

Nanophysics Mar 6, 2025

A new way to engineer composite materials: Polymer design combines strength with reversibility

Composite adhesives like epoxy resins are excellent tools for joining and filling materials including wood, metal, and concrete. But there's one problem: once a composite sets, it's there forever. Now there's a better way. ...

Nanomaterials Feb 21, 2025

Liquid crystal method enables large-scale production of uniform perovskite nanocrystals

A research team at POSTECH has developed a method for synthesizing perovskite nanocrystals (PNCs), a next-generation semiconductor material, in a more uniform and efficient manner. This study is expected to serve as a key ...

Quantum Physics Feb 18, 2025

Light-powered breakthrough enables precision tuning of quantum dots

Researchers at North Carolina State University have demonstrated a new technique that uses light to tune the optical properties of quantum dots—making the process faster, more energy-efficient and environmentally sustainable—without ...

Condensed Matter Jan 24, 2025

Engineering the first semimetallic Weyl quantum crystal

An international team of researchers led by the Strong Correlation Quantum Transport Laboratory of the RIKEN Center for Emergent Matter Science (CEMS) has demonstrated, in a world's first, an ideal Weyl semimetal, marking ...

Condensed Matter Jan 21, 2025

Scientists harness the power of 'layered' crystals for energy innovation

University of Missouri scientists are unlocking the secrets of halide perovskites—a material that's poised to reshape our future by bringing us closer to a new age of energy-efficient optoelectronics.

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