Search results for optoelectronic devices

Nanophysics Sep 4, 2025

Built for brilliance: Zintl-phase quantum dots illuminate new opportunities for optoelectronics

Just one year after NREL materials science researchers Matthew Hautzinger and Sage Bauers met to exchange notes on underexplored materials in nanotechnology, their synthesis of promising Zintl-phase quantum dots is attracting ...

Condensed Matter Sep 3, 2025

Polaritons enable tunable and efficient molecular charge transfer across broader spectrum of light

Polaritons are quasiparticles emerging from strong interactions between light particles (i.e., photons) and matter excitations (e.g., excitons). Over the past few years, researchers have found that these quasiparticles can ...

Condensed Matter Aug 29, 2025

Optoelectronics research could bring holograms to your smartphone and closer to everyday use

New research from the University of St Andrews paves the way for holographic technology, with the potential to transform smart devices, communication, gaming and entertainment.

Optics & Photonics Aug 26, 2025

New laser technique boosts power by individually controlling light modes

From precision machining to advanced microscopy, the demand for higher-power, ultrafast lasers continues to grow. Traditionally, researchers have relied on single-mode fibers to build these lasers, but they face a fundamental ...

Optics & Photonics Aug 20, 2025

Simple additive method leads to record-setting perovskite laser performance

For years, engineers have sought better ways to build tiny, efficient lasers that can be integrated directly onto silicon chips, a key step toward faster, more capable optical communications and computing.

Condensed Matter Aug 15, 2025

New co-assembly strategy unlocks robust circularly polarized luminescence across the color spectrum

Researchers at the College of Design and Engineering (CDE) at the National University of Singapore (NUS) have developed a supramolecular co-assembly platform that produces chiral soft materials with strong and stable full-color ...

Condensed Matter Aug 14, 2025

Researchers observe evidence of hyperbolic exciton polaritons

The ability to move electron-hole pairs—called excitons—in desired directions is important for generating electricity and creating fuels. This happens naturally in photosynthesis, making it a source of inspiration to researchers ...

Optics & Photonics Aug 14, 2025

Energy-efficient ultracompact laser reduces light loss in all directions

An international team of scientists led by Nanyang Technological University, Singapore (NTU Singapore) has developed a new type of ultracompact laser that is more energy efficient and consumes less power.

Analytical Chemistry Aug 7, 2025

Simple color-changing sensor quickly identifies poisonous gases

Not all poisonous gases have a smell or a color. But a tiny grid of pastel- and candy-colored squares that effectively "sniffs" out hazardous chemicals in the air such as chlorosarin—a highly toxic nerve agent—could help ...

Nanophysics Aug 4, 2025

Ultrathin metallic films show tunable, directional charge flow using light at room temperature

In a major step toward next-generation electronics, researchers at the University of Minnesota Twin Cities have discovered a way to manipulate the direction of charge flow in ultrathin metallic films at room temperature using ...

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