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Nanomaterials Dec 12, 2023

New technology to assemble three-dimensional structures using gold nanoparticles confined in nanocapsules

A research group led by Assoc. Prof. Shota Kuwahara of Toho University and Assoc. Prof. Masato Kuwahara of Nagoya University has developed a new technology that enables the creation of three-dimensional structures of gold ...

Bio & Medicine Dec 12, 2023

A nanoprobe with a barcode: Sensors detect active proteases

Protein-splitting enzymes play an important role in many physiological processes. Such proteases are generally present in an inactive state, only becoming activated under certain conditions. Some are linked to diseases like ...

Optics & Photonics Dec 12, 2023

Fine-tuning gold nanoparticles in tellurite glass for unique photonics

Silicate glass is a commonly-used glass found in most households, in drinking glasses or windowpanes for example. The integration of gold nanoparticles (NPs) in silicate glass has been used in art and decoration for centuries. ...

Nanomaterials Dec 11, 2023

Research proposes three-phase catalytic process for assembling nanoparticles to enhance SERS sensing

Recently, a research team led by Prof. Yang Liangbao from the Hefei Institutes of Physical Science (HFIPS) of the Chinese Academy of Sciences (CAS) proposed an innovative strategy for assembling small nanoparticles in a three-phase ...

Analytical Chemistry Dec 5, 2023

Recent advances in built-in electric-field-assisted photocatalytic dry reforming of methane

Methane (CH4) and carbon dioxide (CO2) are the two main greenhouse gases that cause global warming. Dry reforming of methane (DRM) technology can simultaneously utilize two greenhouse gases to produce hydrogen (H2) and carbon ...

Nanophysics Dec 4, 2023

On/off in trillionths of a second: Optically controlled magnetic fields

Physicists at the University of Duisburg-Essen and their cooperating partners have discovered that tiny graphene sheets can become electromagnets under infrared radiation. The study is published in the journal Nature Communications.

Nanomaterials Dec 1, 2023

Harvesting more solar energy with two-dimensional supercrystals

When Emiliano Cortés goes hunting for sunlight, he doesn't use gigantic mirrors or sprawling solar farms. Quite the contrary, the professor of experimental physics and energy conversion at LMU dives into the nanocosmos.

Optics & Photonics Nov 24, 2023

Optical trapping of optical nanoparticles: Fundamentals and applications

A new article published in Opto-Electronic Science reviews the fundamentals and applications of optically trapped optical nanoparticles. Optical nanoparticles are one of the key elements of photonics. They not only allow ...

Nanophysics Nov 15, 2023

Creating optical logic gates from graphene nanoribbons

Research into artificial intelligence (AI) network computing has made significant progress in recent years but has so far been held back by the limitations of logic gates in conventional computer chips. Through new research ...

Optics & Photonics Nov 7, 2023

An optical and electrically driven single-molecule Raman switch

The role of molecular junctions in nanoelectronics is most often associated with electronic transport; however, their precise characterization hinders their widespread development. Recently, most research has focused on investigating ...

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