Âé¶¹ÒùÔº

Search results for plasmonic

Bio & Medicine Sep 11, 2020

A new method to produce gold nanoparticles in cancer cells

Dipanjan Pan, professor of chemical, biochemical, and environmental engineering at UMBC, and collaborators published a seminal study in Nature Communications that demonstrates for the first time a method of biosynthesizing ...

General Âé¶¹ÒùÔºics Sep 9, 2020

A Janus emitter for passive heat release from enclosures

It is presently challenging to efficiently cool enclosed spaces such as stationary automobiles that trap heat via the greenhouse effect. In a new report in Science Advances, Se-Yeon Heo and a team of scientists in materials ...

Nanophysics Sep 8, 2020

Paving the way for tunable graphene plasmonic THz amplifiers

Tohoku University Professor Taiichi Otsuji has led a team of international researchers in successfully demonstrating a room-temperature coherent amplification of terahertz (THz) radiation in graphene, electrically driven ...

Nanophysics Sep 2, 2020

Nanoparticle-based computing architecture for nanoparticle neural networks

Scalable nanoparticle-based computing architectures have several limitations that can severely compromise the use of nanoparticles to manipulate and process information through molecular computing schemes. The von Neumann ...

Nanophysics Aug 28, 2020

Round nanoparticles improve quality factors of surface lattice resonances

Plasmonic surface lattice resonances (SLRs) supported by metal nanoparticle arrays have many merits such as strong field enhancements extended over large volumes, as well as long lifetimes, narrow linewidths, angle-dependent ...

Optics & Photonics Aug 28, 2020

Optical imaging enters sub-nanometer era

Prof. Dong Zhenchao and Prof. Hou Jianguo from the University of Science and Technology of China (USTC) of the Chinese Academy of Sciences (CAS) have improved the spatial resolution from 8 nm to ~8 Ã… of photoluminescence ...

Optics & Photonics Jul 31, 2020

Nanoparticle meta-grid for enhanced light extraction from light-emitting devices

A tailored layer of plasmonic nanoparticles can be introduced into the epoxy casing of a light-emitting diode (LED) to improve the device's light output, to benefit energy savings and boost the LED lifetime. In a new report ...

Nanomaterials Jul 30, 2020

Researchers synthesize nanoparticles tailored for special applications

Whether in innovative high-tech materials, more powerful computer chips, pharmaceuticals or in the field of renewable energies, nanoparticles form the basis for a whole range of new technological developments. Due to the ...

Optics & Photonics Jul 29, 2020

Tailored meta-grid of nanoparticles boosting performance of light-emitting diodes

Introducing the newly designed 'meta-grid' of nanoparticles into the epoxy casing of light-emitting diodes (LEDs) offers a substantial improvement of their light output, besides increasing lifetime, according to the scientists ...

Nanomaterials Jul 28, 2020

Research on metallic nanoparticles may lead to improved solar cells

In a new study, a research group at Uppsala University explain their outstanding success in harvesting "hot electron holes." The results of their work can be used to improve solar cells, photochemical reactions, and photosensors. ...

page 30 from 40