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Search results for nanophotonic

Optics & Photonics Jul 15, 2020

Transparent inorganic multicolour displays enabled by zinc-based electrochromic devices

Multicolour electrochromic displays are one of the most versatile applications because they can retain their colored states without the need to supply electrical power. However, the simultaneous colouration of the counter ...

Nanomaterials Jul 9, 2020

Researchers develop high-speed, low-power silicon-germanium chips for cloud computing

Researchers at the Centre de Nanosciences et de Nanotechnologies, in cooperation with CEA LETI and STMicroelectronics, have demonstrated a power-efficient and high-speed silicon-germanium avalanche photo receiver. The device ...

Optics & Photonics Jul 7, 2020

On-chip spin-Hall nanograting for simultaneously detecting phase and polarization singularities

A plasmonic spin-Hall nanograting structure that simultaneously detects both the polarization and phase singularities of the incident beam is reported. The nanograting is symmetry-breaking with different periods for the upper ...

Quantum Âé¶¹ÒùÔºics Jul 7, 2020

Scientists create new device to light up the way for quantum technologies

Researchers at CRANN and Trinity's School of Âé¶¹ÒùÔºics have created an innovative new device that will emit single particles of light, or photons, from quantum dots that are the key to practical quantum computers, quantum communications, ...

Optics & Photonics Jul 6, 2020

Low-threshold topological nanolasers based on the second-order corner state

The applications of topological photonics have been intensively investigated, including one-way waveguide and topological lasers. The topological lasers especially have attracted broad attention in recent years, which have ...

Nanophysics Jun 25, 2020

Âé¶¹ÒùÔºicists obtain molecular 'fingerprints' using plasmons

Scientists from the Center for Photonics and 2-D Materials of the Moscow Institute of Âé¶¹ÒùÔºics and Technology (MIPT), the University of Oviedo, Donostia International Âé¶¹ÒùÔºics Center, and CIC nanoGUNE have proposed a new way ...

Nanomaterials Jun 23, 2020

Researchers cut nanometer-sized patterns into 2-D materials

EPFL researchers have developed a high-precision technology that enables them to carve nanometric patterns into two-dimensional materials.

Bio & Medicine Jun 23, 2020

'Janus' nanorods convert light to heat that can destroy pollutants in water

With a new nanoparticle that converts light to heat, a team of researchers has found a promising technology for clearing water of pollutants.

Materials Science Jun 22, 2020

Team unveils catalyst that can break problematic C-F bonds

Rice University engineers have created a light-powered catalyst that can break the strong chemical bonds in fluorocarbons, a group of synthetic materials that includes persistent environmental pollutants.

Nanophysics Jun 17, 2020

White nanolight source for optical nanoimaging

Nanolight sources based on resonant excitons of plasmons near a sharp metallic nanostructure have attracted great interest in optical nanoimaging. However, the resonant phenomenon only works for one type of wavelength that ...

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