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Search results for nanophotonic

Optics & Photonics Nov 19, 2020

Researchers invent novel vertical-cavity surface-emitting laser

Researchers at the George Washington University have developed a new design of vertical-cavity surface-emitting laser (VCSEL) that demonstrates record-fast temporal bandwidth. This was possible by combining multiple transverse ...

Optics & Photonics Nov 11, 2020

Researchers demonstrate attosecond boost for electron microscopy

A team of physicists from the University of Konstanz and Ludwig-Maximilians-Universität München in Germany have achieved attosecond time resolution in a transmission electron microscope by combining it with a continuous-wave ...

Nanophysics Nov 6, 2020

Researchers find material ultra-sensitive to light for use in optical computers

ITMO researchers have discovered a material that is ultra-sensitive to light. Moreover, they were able to identify a parameter that will help find other structures with high refractive coefficients. This discovery will bring ...

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 9, 2020

Graphene microbubbles make perfect lenses

Tiny bubbles can solve large problems. Microbubbles—around 1-50 micrometers in diameter—have widespread applications. They're used for drug delivery, membrane cleaning, biofilm control, and water treatment. They've been ...

Nanomaterials Oct 7, 2020

Intelligent nanomaterials for photonics

Since the Nobel Prize in Âé¶¹ÒùÔºics was awarded for research on graphene in 2010, 2-D materials—nanosheets with atomic thickness—have been a hot topic in science. This significant interest is due to their outstanding properties, ...

Optics & Photonics Oct 5, 2020

Squeezing light: Developing an integrated nanophotonic device to generate squeezed light

Scientists can generate squeezed light via strongly driven spontaneous four-wave mixing below threshold in silicon nitride microring resonators. The generated light can be characterized with homodyne detection (to extract ...

Nanophysics Sep 19, 2020

Pointed tips on aluminum 'octopods' increase catalytic reactivity

Points matter when designing nanoparticles that drive important chemical reactions using the power of light.

Optics & Photonics Sep 16, 2020

Researchers demonstrate record speed with advanced spectroscopy technique

Researchers have developed an advanced spectrometer that can acquire data with exceptionally high speed. The new spectrometer could be useful for a variety of applications including remote sensing, real-time biological imaging ...

Optics & Photonics Sep 16, 2020

Âé¶¹ÒùÔºicists make electrical nanolasers even smaller

Researchers from the Moscow Institute of Âé¶¹ÒùÔºics and Technology and King's College London cleared the obstacle that had prevented the creation of electrically driven nanolasers for integrated circuits. The approach, reported ...

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