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Search results for optoelectronics

Analytical Chemistry Mar 18, 2025

Synthesized molecular rings could improve efficiency and flexibility of displays, solar cells and transistors

Scientists at the Institute of Organic Chemistry, University of Vienna, have unveiled an innovative approach for synthesizing azaparacyclophanes (APCs), a class of highly advanced ring-shaped molecular structures with immense ...

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 ...

Optics & Photonics Mar 15, 2025

Boosting the response speed of quantum LEDs via an excitation memory effect

Light-emitting diodes (LEDs) are widely used electroluminescent devices that emit light in response to an applied electric voltage. These devices are central components of various electronic and optoelectronic technologies, ...

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 ...

Condensed Matter Mar 10, 2025

Researchers achieve single-domain ferroelectric thin films through simple temperature control

A research team led by Prof. Hu Weijin from the Institute of Metal Research (IMR) of the Chinese Academy of Sciences has discovered that single-domain ferroelectric thin films can be efficiently achieved by simply elevating ...

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. ...

Nanophysics Mar 6, 2025

Quantum dot discovery for LEDs brings brighter, more eco-friendly displays

New research by Curtin University has achieved a breakthrough in eco-friendly display technology, creating highly efficient and stable blue quantum dot LEDs (QLEDs) that could power the next generation of televisions, smartphones, ...

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