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Search results for optoelectronic devices

Biochemistry Sep 11, 2025

Newly developed organic compounds can serve as highly sensitive oxygen sensors

Researchers at Kaunas University of Technology (KTU), Lithuania, have developed new organic compounds that act as highly sensitive oxygen sensors. These sensors can accurately detect even the slightest amounts of oxygen in ...

Nanophysics Sep 11, 2025

Nano-switch achieves first directed, gated flow of excitons

A new nanostructure acts like a wire and switch that can, for the first time, control and direct the flow of quantum quasiparticles called excitons at room temperature.

Nanophysics Sep 8, 2025

Core technology developed for ultra-high-resolution quantum dot displays

A research team has developed a direct optical lithography (DOL) technology that patterns quantum dots (QDs) at ultra-high resolution using only light, without photoresist. Through this, they also provided guidelines for ...

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

A light-programmable, dynamic ultrasound wavefront

The notion of a phased array was initially articulated by Nobel Prize recipient K. F. Braun. Phased arrays have subsequently evolved into a formidable mechanism for wave manipulation. This assertion holds particularly true ...

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 ...

Condensed Matter Aug 21, 2025

Hidden symmetries unlock new ways to control light in quantum materials

A team of researchers has discovered how a little-known type of symmetry in quantum materials, called nonsymmorphic symmetry, governs the way these materials interact with intense laser light.

Condensed Matter Aug 21, 2025

Defect engineering accelerates carrier relaxation in GaN-based LEDs

A study conducted by researchers from the Changchun Institute of Optics, Fine Mechanics and Âé¶¹ÒùÔºics (CIOMP) of the Chinese Academy of Sciences has demonstrated how nitrogen vacancies (VN) resolve asymmetric carrier injection ...

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