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Search results for holography

Optics & Photonics May 7, 2021

Hologram experts can now create real-life images that move in the air

They may be tiny weapons, but Brigham Young University's holography research group has figured out how to create lightsabers—green for Yoda and red for Darth Vader, naturally—with actual luminous beams rising from them.

Optics & Photonics Apr 30, 2021

Holographic histopathology enables fast, precise diagnostics

Histology is the study of biological tissues at a microscopic level. Also called microscopic anatomy, histology is widely used to provide diagnosis of cancer and other diseases. For example, tissue samples obtained during ...

General Physics Apr 15, 2021

Uncovering the secrets of some of the world's first color photographs

EPFL researchers have shed new light on one of the earliest color photography techniques, G. Lippmann's Nobel Prize–winning multispectral imaging method.

General Physics Mar 10, 2021

Using artificial intelligence to generate 3D holograms in real-time

Despite years of hype, virtual reality headsets have yet to topple TV or computer screens as the go-to devices for video viewing. One reason: VR can make users feel sick. Nausea and eye strain can result because VR creates ...

Optics & Photonics Feb 18, 2021

Quantum leap: how we discovered a new way to create a hologram

Once, holograms were just a scientific curiosity. But thanks to the rapid development of lasers, they have gradually moved center stage, appearing on the security imagery for credit cards and bank notes, in science fiction ...

Quantum Physics Feb 8, 2021

Holography 'quantum leap' could revolutionise imaging

A new type of quantum holography which uses entangled photons to overcome the limitations of conventional holographic approaches could lead to improved medical imaging and speed the advance of quantum information science.

Optics & Photonics Jan 29, 2021

High-speed holographic fluorescence microscopy system with submicron resolution

The National Institute of Information and Communications Technology (NICT), Tohoku University, Toin University of Yokohama, and Japan Science and Technology Agency (JST) have succeeded in developing a scanless high-speed ...

Optics & Photonics Jan 28, 2021

Improvements to holographic displays poised to enhance virtual and augmented reality

Researchers have developed a new approach that improves the image quality and contrast for holographic displays. The new technology could help improve near-eye displays used for virtual and augmented reality applications.

Nanophysics Nov 30, 2020

Raman holography for biology

Raman spectroscopy is widely used in analytical sciences to identify molecules via their structural fingerprint. In the biological context the Raman response provides a valuable label-free specific contrast that allows distinguishing ...

Optics & Photonics Nov 24, 2020

Shining a light on nanoscale dynamics

Physicists from the University of Konstanz, Ludwig-Maximilians-Universität München (LMU Munich) and the University of Regensburg have successfully demonstrated that ultrashort electron pulses experience a quantum mechanical ...

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