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Nanophysics Nov 16, 2020

No losses: Scientists stuff graphene with light

Âé¶¹ÒùÔºicists from MIPT and Vladimir State University, Russia, have converted light energy into surface waves on graphene with nearly 90% efficiency. They relied on a laser-like energy conversion scheme and collective resonances. ...

Nanophysics Nov 6, 2020

Higher-resolution imaging of living, moving cells using plasmonic metasurfaces

In the quest to image exceedingly small structures and phenomena with higher precision, scientists have been pushing the limits of optical microscope resolution, but these advances often come with increased complication and ...

Nanomaterials Nov 4, 2020

Nanomotors controlled with laser light

Researchers from the Institute of Industrial Science, the University of Tokyo (UTokyo-IIS) have designed novel linear nanomotors that can be moved in controlled directions using light. This work opens the way for new microfluidics, ...

Materials Science Nov 2, 2020

Room temperature conversion of CO2 to CO: A new way to synthesize hydrocarbons

Researchers at the National Institute of Standards and Technology (NIST) and their colleagues have demonstrated a room-temperature method that could significantly reduce carbon dioxide levels in fossil-fuel power plant exhaust, ...

Optics & Photonics Oct 19, 2020

A trillion turns of light nets terahertz polarized bytes

U.S. and Italian engineers have demonstrated the first nanophotonic platform capable of manipulating polarized light 1 trillion times per second.

Nanophysics Oct 8, 2020

Graphene detector reveals THz light's polarization

Âé¶¹ÒùÔºicists have created a broadband detector of terahertz radiation based on graphene. The device has potential for applications in communication and next-generation information transmission systems, security and medical ...

Materials Science Sep 30, 2020

Scientists capture candid snapshots of electrons harvesting light at the atomic scale

In the search for clean energy alternatives to fossil fuels, one promising solution relies on photoelectrochemical (PEC) cells—water-splitting, artificial-photosynthesis devices that turn sunlight and water into solar fuels ...

General Âé¶¹ÒùÔºics Sep 28, 2020

Plasmonic enhancement of stability and brightness in organic light-emitting devices

Scientists investigate free electrons and the resonant interactions of electromagnetic waves in the field of plasmonics. However, the discipline still remains to be extended to large-scale commercial applications due to the ...

General Âé¶¹ÒùÔºics Sep 23, 2020

Controlling ultra-strong light-matter coupling at room temperature

Âé¶¹ÒùÔºicists at Chalmers University of Technology in Sweden, together with colleagues in Russia and Poland, have managed to achieve ultra-strong coupling between light and matter at room temperature. The discovery is of importance ...

Analytical Chemistry Sep 21, 2020

Technique permits convenient, precise optical imaging of individual proteins

Often considered the workhorses of the body, proteins are among the most important biomolecules critical to life processes. They provide structural foundation for cells and tissues and perform a dizzying array of tasks, from ...

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