Current Holograms News and Events

Current Holograms News and Events, Holograms News Articles.
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Holographic fluorescence imaging
A study in Science Advances by ICFO researchers, in collaboration with Massachusetts General Hospital, reports on a novel fluorescence holographic technique for the fast tracking of the 3D motion in cells. (2020-11-30)

Scientists use holographic imaging to detect viruses and antibodies
A team of scientists has developed a method using holographic imaging to detect both viruses and antibodies. The breakthrough has the potential to aid in medical diagnoses and, specifically, those related to the COVID-19 pandemic. (2020-10-13)

True holographic movie is within grasp
Holographic movies, like the one R2D2 projected of Princess Leia in the Star Wars: A New Hope, have long been the province of science fiction, but for most of us, the extent of our experience with holograms may be the dime-sized stamps on our passports and credit cards. By using 'metasurface' materials that can manipulate light in ways that natural materials cannot, researchers reckon they have finally seen the light at the end of the tunnel for creating true holographic movies. (2020-08-31)

Getting a grip on near-field light
Harvard researchers have developed a system to mold near-field light -- opening the door to unprecedented control over this powerful, largely unexplored type of light. (2020-07-23)

Study demonstrates feasibility of hologram technology in liver tumor ablation
Data from one of the first clinical uses of augmented reality guidance with electromagnetically tracked tools shows that the technology may help doctors quickly, safely, and accurately deliver targeted liver cancer treatments, according to a research abstract presented during a virtual session of the Society of Interventional Radiology's 2020 Annual Scientific Meeting on June 14. (2020-06-15)

Lightning fast algorithms can lighten the load of 3D hologram generation
Tokyo, Japan - 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 and does not require power-hungry graphics processing units (GPUs), running on normal computing cores like those found in PCs. This opens the way to developing compact, power-efficient, next-gen augmented reality devices, including 3D navigation on car windshields and eyewear. (2020-06-06)

Black holes? They are like a hologram
Spherical, smooth and simple according to the theory of relativity, or extremely complex and full of information as, according to quantum laws, Stephen Hawking used to say? There is no single answer on how to describe these mysterious cosmic objects. New research now proposes a surprising solution to the dilemma: black holes 'appear' as three dimensional, just like holograms. The study which demonstrates it, and which unites two discordant theories, is by SISSA, ICTP and INFN. (2020-06-03)

Machine learning enhances light-matter interactions in dielectric nanostructures
The discovery has promising possibilities for the development of a wide range of photonic devices and applications including those involved in optical sensing, optoacoustic vibrations, and narrowband filtering. (2020-04-30)

Using holograms helps in studying the quality of composite materials
Composite materials have a complicated structure and specified mechanical or physical properties. The materials are used in various spheres of the industry: from medicine to aviation and due to it they are of high demand. However, there is a problem in the quality control of such materials. (2020-03-05)

As seen in movies, new meta-hologram can be used as a communication tool
Junsuk Rho and his research team developed a multiplexed meta-hologram device operating at visible light. The newly developed technique can transmit information to multiple users from different locations. This can be employed in many hologram applications such as performance, exhibitions, automobiles and more. (2020-01-28)

New printer creates extremely realistic colorful holograms
Researchers have developed a new printer that produces digital 3D holograms with an unprecedented level of detail and realistic color. The new printer could be used to make high-resolution color recreations of objects or scenes for museum displays, architectural models, fine art or advertisements that do not require glasses or special viewing aids. (2019-11-01)

Ultra-thin optical elements directly measure polarization
For the first time, researchers have used ultra-thin layers of 2D structures known as metasurfaces to create holograms that can measure the polarization of light. As reported in the OSA journal Optica, the new metasurface holograms could be used to create very fast and compact devices for polarization measurements, which are used in spectroscopy, sensing and communications applications. (2019-09-12)

Stanford team stimulates neurons to induce particular perceptions in mice's minds
Hallucinations are spooky and, fortunately, fairly rare. But, a new study suggests, the real question isn't so much why some people occasionally experience them. It's why all of us aren't hallucinating all the time. (2019-07-18)

3D holograms bringing astronomy to life
Scientists unravelling the mysteries of star cluster formation have taken inspiration from a 19th century magic trick, to help explain their work to the public. Researchers from the University of Leeds have developed 3D holograms that allow people to watch massive stars forming before their eyes and will be demonstrating their work at the Royal Astronomical Society's National Astronomy Meeting on July 2, 2019. (2019-07-01)

Academics show how to create a spotlight of sound with LEGO-like bricks
Informatics experts create low-cost directional beams of sound. Using age-old principles of magnifying glasses, lighthouses and telescopes to create state-of-the-art sound. Bringing the vision of Minority Report into reality and transforming possibilities of entertainment industry (2019-05-07)

New holographic technique opens the way for quantum computation
EPFL physicists have developed a method based on the principles of holograms to capture 3D images of objects beyond the reach of light. (2019-05-03)

A hole in one for holographic display
Researchers in Korea have designed an ultra-thin display that can project dynamic, multi-colored, 3D holographic images, according to a study published in Nature Communications. (2019-04-18)

Physicists create Star Wars style holograms
For many years we have heard that holographic technology is one step closer to realizing Star Trek's famous Holodeck, a virtual reality stage that simulate any object in 3D as if they are real. Sadly, 3D holographic projection have never been realized. A team of scientists from Bilkent University, Turkey again raised our hopes on Holodeck realization by showing first realistic 3D holograms that can be viewed from any angle! (2019-03-25)

Deep learning merges advantages of holography and bright-field microscopy for 3D imaging
Researchers at UCLA have developed an artificial neural network-based 3D imaging method, termed Bright-field Holography, which combines the image contrast advantage of bright-field microscopy and the snapshot volumetric imaging capability of holography. This data-driven deep-learning-based imaging method bridges the contrast gap between coherent and incoherent imaging systems and enables the snapshot 3D imaging of objects with bright-field contrast from a single hologram. (2019-03-06)

Multicolor holography technology could enable extremely compact 3D displays
Researchers have developed a new approach to multicolor holography that could be used to make 3D color displays for augmented reality glasses, smartphones or heads-up displays without any bulky optical components. (2019-01-24)

Holographic color printing for optical security
Researchers from the Singapore University of Technology and Design (SUTD) have invented a new type of anti-counterfeiting device that can be useful for counterfeit deterrence of important documents such as identity cards, passports and banknotes. (2019-01-08)

Shedding a new light on optical trapping and tweezing
Researchers from the Structured Light group from the School of Physics at the University of the Witwatersrand in Johannesburg, South Africa, have found a way to use the full beam of a laser light, to control and manipulate minute objects such as single cells in a human body, tiny particles in small volume chemistry, or working on future on-chip devices. (2018-11-27)

Digitalisation meets the Middle Ages
Smartphones and touchscreens could turn museum visits into a digital and multimedia experience. In the months ahead, an example of this can be seen in Admont Abbey in Austria. In a special exhibition, the abbey is presenting fragments of the 'Admonter Abrogans', a Latin-German dictionary from the period of around 800. The cultural treasures have been made accessible through a multi-media presentation, which researchers of the Institute of Creative\Media/Technologies at St. Pölten University of Applied Sciences (Austria) has designed. (2018-06-22)

Move over Tupac! Life-size holograms set to revolutionize videoconferencing
A Queen's University researcher will soon unveil TeleHuman 2 -- the world's first truly holographic videoconferencing system. TeleHuman2 allows people in different locations to appear before one another in life-size 3-D -- as if they were in the same room. (2018-04-25)

Deep learning transforms smartphone microscopes into laboratory-grade devices
Researchers at the UCLA Samueli School of Engineering have demonstrated that deep learning, a powerful form of artificial intelligence, can discern and enhance microscopic details in photos taken by smartphones. The technique improves the resolution and color details of smartphone images so much that they approach the quality of images from laboratory-grade microscopes. (2018-04-12)

Researchers develop nanoparticle films for high-density data storage
New nanoparticle-based films that are more than 80 times thinner than a human hair may provide materials that can holographically archive more than 1,000 times more data than a DVD in a 10-by-10-centimeter piece of film. (2018-04-03)

Holography approach improves heads up displays for planes and cars
Heads-up displays are transparent devices used in airplanes and cars to provide information such as critical flight data or driving directions on the windshield. An innovative holography-based approach could soon make these heads-up displays much easier to see with a large eye box. (2018-03-12)

Deep learning reconstructs holograms
Deep learning is one of the most exciting forms of machine learning that is behind several recent leapfrog advances in technology including for example real-time speech recognition and translation as well image/video labeling and captioning, among many others. Especially in image analysis, deep learning shows significant promise for automated search and labeling of features of interest, such as abnormal regions in a medical image. (2018-02-23)

Measurements from 3-D augmented reality holographic models shown to be highly accurate
Measurements taken on projected augmented reality 3-D holographic models were shown to be essentially as accurate as 'gold standard' measurements and nearly approaching that of PACS measurements, according to a study to be presented at the ARRS 2018 Annual Meeting, set for April 22-27 in Washington, D.C. (2018-02-09)

Two holograms in one surface
Engineers at Caltech have developed a way to encode more than one hologram in a single surface with no loss of resolution. (2017-12-11)

UCLA engineers use deep learning to reconstruct holograms and improve optical microscopy
UCLA researchers report that they have developed new uses for deep learning: reconstructing a hologram to form a microscopic image of an object and improving optical microscopy. Their new holographic imaging technique produces better images than current methods that use multiple holograms, and it's easier to implement because it requires fewer measurements and performs computations faster. (2017-11-21)

Counterfeits and product piracy can be prevented by security features, such as printed 3-D microstructures
Security features are to protect bank notes, documents, and branded products against counterfeiting. Losses caused by product forgery and counterfeiting may be enormous. According to the German Engineering Association, the damage caused in 2016 in its branch alone amounted to EUR 7.3 billion. In the Advanced Materials Technologies journal, researchers of Karlsruhe Institute of Technology (KIT) and the ZEISS company now propose to use printed 3-D microstructures instead of 2-D structures, such as holograms, to improve counterfeit protection. (2017-11-15)

Robots on the move: How to better track movement
Pop culture promises a wide array of robots to aid humans, from the Jetsons' housekeeper, Rosie, to the adorable and helpful R2D2 and BB8 in the Star Wars universe. They may not yet be capable of washing dishes or smuggling holograms, but the robots of our time are getting better at moving. Professor Mou Chen at Nanjing University of Aeronautics and Astronautics has proposed a method to better control the tracking of self-balancing mobile robots. (2017-08-30)

New neutron holography technique opens a window for obtaining clear 3-D atomic images
NITech-led collaboration working with Japanese particle accelerator facilities shows that neutron holograms can reveal the precise atomic structure of doped materials, offering a new characterization technique for materials scientists. (2017-08-28)

Nanoparticle ink produces glowing holograms with simple inkjet printer
Researchers at ITMO University unveiled a new approach for printing luminescent structures based on nanoparticle ink. The unique optical properties of the ink were achieved by means of europium-doped zirconia. Particles of this material were proven to be useful for manufacturing glowing holographic coatings with a high degree of protection. Importantly, the developed approach enables the fabrication of custom holograms by means of a simple inkjet printer. (2017-08-22)

Holograms taken to new dimension
Using sophisticated algorithms and a new fabrication method, a University of Utah team of electrical and computer engineers has discovered a way to create inexpensive full-color 2-D and 3-D holograms that are far more realistic, brighter and can be viewed at wider angles than current holograms. The applications for this technology could be wide-ranging, from currency and identification badges to amusement rides, 3-D movies and pictures on a larger scale, and advertisements. (2017-07-19)

New femto-camera with quadrillion fractions of a second resolution
Researchers from ITMO University have built a setup for recording holograms of tiny objects like living cells with a femtosecond speed. The new method allows one to reconstruct phase topography of a studied sample according to deformations that emerge in a laser pulse when it passes through the specimen. In comparison to electron microscopes, the device can visualize transparent biological structures without introducing contrast agents. The paper was published in Applied Physics Letters. (2017-06-21)

World's thinnest hologram paves path to new 3-D world
Researchers pave way towards integration of 3-D holography into electronics like smart phones, computers and TVs, with development of nano-hologram 1,000 times thinner than a human hair. (2017-05-18)

Stretchable hologram can switch between multiple images (video)
The possibility of sending and receiving holographic messages has long tantalized sci-fi fans. Although we're not there yet, scientists have now created holograms that can change from one image to another as the materials used to generate them are stretched. The study detailing how they did it appears in ACS' journal Nano Letters. (2017-05-10)

Holography with the Wi-fi-router
Scientists at the Technical University of Munich (TUM) have developed a holographic imaging process that depicts the radiation of a Wi-Fi transmitter to generate three-dimensional images of the surrounding environment. Industrial facility operators could use this to track objects as they move through the production hall. (2017-05-04)

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