Search results for optoelectronic devices

Analytical Chemistry Apr 5, 2022

Investigating newly synthesized thallium compounds for optoelectronic devices

The burgeoning field of optoelectronic devices is driving the development of new alkali metal-based chalcogenides with qualities that have to be robustly investigated.

Quantum Physics Mar 25, 2022

Peering into precise ultrafast dynamics in matter

A team of researchers from Beijing led by Prof. Dr. Sheng Meng has succeeded in developing predictive first-principles approaches for investigating precise ultrafast processes in matter. The method, named TDAP  (time-dependent ...

Condensed Matter Mar 22, 2022

Fast-moving excitons observed for first time in metal, unlocking potential to speed up digital communication

In a world first, a team co-led by a physicist at City University of Hong Kong (CityU) has discovered that excitons—excited electrons bound to empty electron "holes"—can exist stably and travel rapidly through metal. Because ...

Optics & Photonics Mar 17, 2022

Ultra-compact integrated photonic device could lead to new optical technologies

Photonic integrated circuits are essential to many technologies, including fiber-optic communications, mapping systems, and biosensors.

Nanomaterials Mar 15, 2022

Simpler graphene method paves way for new era of nanoelectronics

Ever since its discovery in 2004, graphene has received attention owing to its extraordinary properties, among them its extremely high carrier mobility. However, the high carrier mobility has only been observed using techniques ...

Nanomaterials Mar 9, 2022

Genetically modified proteins convert carbon nanotube to programmable optoelectronic device

Fluorescent proteins, especially green fluorescent protein (GFP), can act as the light-responsive element that transduces events through to electrically conductive transducers, such as single-walled carbon nanotubes (SWCNTs) ...

Nanomaterials Mar 3, 2022

Engineering 2D semiconductors with built-in memory functions

A team of researchers at The University of Manchester's National Graphene Institute (NGI) and the National Physical Laboratory (NPL) has demonstrated that slightly twisted 2D transition metal dichalcogenides (TMDs) display ...

Polymers Feb 24, 2022

Inorganic borophene liquid crystals may provide a superior new material for optoelectronic devices

Liquid crystals derived from borophene have risen in popularity, owing to their applicability in optoelectronic and photonic devices. However, their development requires a very narrow temperature range, which hinders their ...

Quantum Physics Feb 14, 2022

Switching plasmonic nanogaps between classical and quantum regimes

Quantum plasmonics is the study of quantum properties of light and its interaction with matter at the nanoscale. While intriguing, they are difficult to regulate on account of the lack of proper surface spaces to reversibly ...

Optics & Photonics Feb 14, 2022

Disorder-engineered inorganic nanocrystals set a new efficiency record for ultrathin solar cells

Displayed over roof tops and in solar farms, silicon-based solar cells are, so far, one of the most efficient systems in generating electricity from sunlight, but their fabrication can be expensive and energy demanding, aside ...

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