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Search results for holography

Optics & Photonics Jul 22, 2020

Instantaneous color holography system for sensing fluorescence and white light achieved

The National Institute of Information and Communications Technology (NICT), the Japan Science and Technology Agency (JST), Toin University of Yokohama, and Chiba University have succeeded in developing a color-multiplexed ...

Analytical Chemistry Jul 10, 2020

Deep learning enables early detection and classification of live bacteria using holography

Waterborne diseases affect more than 2 billion people worldwide, causing substantial economic burden. For example, the treatment of waterborne diseases costs more than $2 billion annually in the United States alone, with ...

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 ...

Materials Science Jul 1, 2020

Holographic beam shaping to deliver a boost to metallic 3-D printing

Cambridge engineers have begun a three-year research program to help speed up the manufacture of metallic 3-D printed parts and products, by using computer-generated holography.

Optics & Photonics Jun 8, 2020

Lightning-fast algorithms can lighten the load of 3-D hologram generation

Researchers from Tokyo Metropolitan University have developed a new way of calculating simple holograms for heads-up displays (HUDs) and near-eye displays (NEDs). The method is up to 56 times faster than conventional algorithms ...

Optics & Photonics Jun 3, 2020

Light-based system lays foundation for continuous monitoring of ocean plastic particles

Researchers have developed a new light-based method for identifying plastic particles in large volumes of water. The new system could help scientists better understand how tiny particles get distributed deep in the ocean.

Optics & Photonics Jun 1, 2020

Developing a digital holography-based multimodal imaging system to visualize living cells

A research group led by Kobe University's Professor MATOBA Osamu (Organization for Advanced and Integrated Research) has successfully created 3-D fluorescence and phase imaging of living cells based on digital holography. ...

Optics & Photonics May 26, 2020

Saturable plasmonic metasurfaces for laser mode locking

Plasmonic metasurfaces are artificial 2-D sheets of plasmonic unit cells repeated in a subwavelength array, which give rise to unexpected wave properties that do not exist in nature. In the linear regime, their applications ...

Nanophysics May 15, 2020

Watching the in situ hydrogen diffusion dynamics in magnesium on the nanoscale

Switchable materials that have extreme material contrast and short switching times with negligible degradation can contribute to active plasmonic and nanophotonic systems. In order to understand their supreme properties, ...

Nanophysics May 12, 2020

Generating color 3-D images with designed reflective metasurfaces under incoherent illumination

As part of an international collaboration with Southern University of Science and Technology in Shenzhen (China), London Centre for Nanotechnology researchers at King's College London have developed a novel way of generating ...

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