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Search results for optoelectronic devices

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 Âé¶¹ÒùÔºics 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 ...

Nanomaterials Feb 11, 2022

Researchers reveal why nanowires stick to each other

Nanowires, used in sensors, transistors, optoelectronic devices and other systems that require subatomic preciseness, like to stick together. Untangling electrical wires can be a difficult task—imagine trying to separate ...

Materials Science Feb 10, 2022

Exploration of two-dimensional perovskite in device settings yields promise for technology

Perovskite materials are low-cost, solution-processable semiconductors that can absorb and convert solar energy with extraordinarily high efficiencies, making them promising material for use in applications such as photovoltaic ...

Nanomaterials Feb 1, 2022

The excellent heat dissipation properties of layered semiconductors revealed down to one layer

A study published in Advanced Materials reveals the thermal transport properties of ultrathin crystals of molybdenum diselenide, a two-dimensional material of the transition metal dichalcogenide (TMD) family. Outperforming ...

Nanomaterials Jan 31, 2022

Scientists weave atomically thin wires into ribbons

Researchers from Tokyo Metropolitan University have succeeded in using nanowires of a transition-metal chalcogenide to make atomically thin nanoribbons. Bundles of nanowires were exposed to a gas of chalcogen atoms and heat ...

Optics & Photonics Jan 28, 2022

Precision machining produces tiny, light-guiding cubes for advancing info tech

Drilling with the beam of an electron microscope, scientists at the Department of Energy's Oak Ridge National Laboratory precisely machined tiny electrically conductive cubes that can interact with light and organized them ...

Optics & Photonics Jan 19, 2022

New p-type, near-infrared transparent conducting thin films with better performance

A group of scientists at the Hefei Institutes of Âé¶¹ÒùÔºical Sciences of the Chinese Academy of Sciences has developed new p-type (positive hole) near infrared (NIR) transparent conducting (TC) films with ultra-high conductivity, ...

Nanomaterials Jan 13, 2022

Study reveals how to break symmetry in colloidal crystals

Nature keeps a few secrets. While plenty of structures with low symmetry are found in nature, scientists have been confined to high-symmetry designs when synthesizing colloidal crystals, a valuable type of nanomaterial used ...

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