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Search results for holography

Optics & Photonics Dec 21, 2023

Dynamic interactive bitwise meta-holography with ultra-high computational and display frame rates

Computer-generated holography (CGH) represents a cutting-edge technology that employs computer algorithms to dynamically reconstruct virtual objects. This technology has found extensive applications across diverse fields ...

Astronomy Dec 19, 2023

The holographic secret of black holes

As weird as it might sound, black holes appear to be holograms.

Condensed Matter Nov 22, 2023

First experimental evidence of hopfions in crystals: Research opens up new dimension for future technology

Hopfions, magnetic spin structures predicted decades ago, have become a hot and challenging research topic in recent years. In a study published in Nature, the first experimental evidence is presented by a Swedish-German-Chinese ...

Optics & Photonics Nov 3, 2023

A review of liquid crystal spatial light modulators devices and applications

Technology to control and harness light has existed for centuries, often as static solutions that must be custom-designed. It is only in the past couple of decades that the digital era of micro-electronics and computing has ...

Optics & Photonics Oct 11, 2023

High-throughput terahertz imaging: Progress and challenges

Lying between the infrared and millimeter wave regimes, terahertz waves possess many unique properties, prompting numerous compelling imaging applications, such as non-destructive testing, security screening, biomedical diagnosis, ...

Nanophysics Oct 5, 2023

Laser-scribed graphene for sensors

With the development of the information era, sensors capable of transmitting and detecting information have become the leading way to obtain information. Therefore, building a sensor system with a wide detection range, high ...

Optics & Photonics Sep 26, 2023

Holographic hybridization technique allows changes of depth of field in recorded pictures and videos

Most of the imaging technologies available today, including smartphone cameras, digital video cameras, microscopes and telescopes, are based on the concepts of direct imaging, i.e., a camera directly recording a scene in ...

Optics & Photonics Sep 15, 2023

Synergy of traditional techniques and deep learning enables single-frame high-precision fringe pattern analysis

Optical metrology, as a general-purpose metrology technique that uses light as information carriers for non-contact and non-destructive measurement, is fundamental to manufacturing, basic research, and engineering applications.

Optics & Photonics Sep 8, 2023

Experimental quantum imaging distillation with undetected light

It is possible to image an object with an induced coherence effect by making use of photon pairs to gain information on the item of interest—without detecting the light probing it. While one photon illuminates the object, ...

Other Aug 26, 2023

Saturday Citations: Comparing teenagers to bonobos, babies to dogs, ancient cats to modern cats. Plus: Photons!

This week, scientists contemplated teenage hormones, described cat noises, visualized photon entanglement and—oh!—landed on the moon.

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