Popular Hologram News and Current Events

Popular Hologram News and Current Events, Hologram News Articles.
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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)

New 3-D technology improving patient care for complex kidney surgeries
Surgeons use unique 3-D solution to prepare for complex surgery that includes a glasses-free 3-D monitor in the operating room that allows them to navigate patient's atypical anatomy. (2017-03-09)

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)

CUHK Faculty of Engineering develops novel imaging approach
By combining a compressive sensing algorithm with a digital holographic microscope, Prof. Shih-Chi CHEN of the Department of Mechanical and Automation Engineering, Faculty of Engineering, The Chinese University of Hong Kong (CUHK) and his research team have developed a high-speed imaging method. The new approach is able to produce two-photon microscopy images of a 3D sample in one second, which is at a speed three to five times that of the conventional point-scanning method. (2019-11-21)

Better than a hologram: Research produces 3-D images floating in 'thin air'
In the original Star Wars film, R2D2 projects an image of Princess Leia in distress. The iconic scene includes the line still famous 40 years later: 'Help me Obi Wan Kenobi, you're my only hope.' BYU electrical and computer engineering professor and holography expert Daniel Smalley has long had a goal to create the same type of 3-D image projection. In a paper published this week in Nature, Smalley details the method he has developed to do so. (2018-01-24)

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)

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)

Holography, light-field technology combo could deliver practical 3-D displays
Researchers in Japan and Belgium has begun to explore a combination of holography and light field technologies as a way to reduce the size and cost of more people-friendly AR/VR devices. (2018-09-07)

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)

Large groups of photons on demand -- an equivalent of photonic 'integrated circuit'
Holographic atomic memory, invented and constructed by physicists from the Faculty of Physics at the University of Warsaw, is the first device able to generate single photons on demand in groups of several dozen or more. The device, successfully demonstrated in practice, overcomes one of the fundamental obstacles towards the construction of some type of quantum computer. (2017-02-08)

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)

Viewing atomic structures of dopant atoms in 3-D relating to electrical activity in a semiconductor
Scientists at Tokyo Institute of Technology (Tokyo Tech) and their research team involving researchers of JASRI, Osaka University, Nagoya Institute of Technology, and Nara Institute of Science and Technology have just developed a novel approach to determine and visualize the three-dimensional (3-D) structure of individual dopant atoms using SPring-8. (2017-12-27)

Chinese scientists achieve success in nitrogen metallization
A Chinese research team announced it has successfully metallized nitrogen at extreme conditions. The team, working at the Institute of Solid State Physics at the Hefei Institutes of Physical Science (CASHIPS), developed its own pulsed-laser heating system and ultra-fast optical detection technology to conduct the experiment. (2018-07-06)

An ultrasonic projector for medicine
A chip-based technology that modulates intensive sound pressure profiles with high resolution opens up new possibilities for ultrasound therapy. (2020-10-19)

Multifunctional metalens unlocks with light
Researchers at the Harvard John A. Paulson School of Engineering and Applied Sciences (SEAS) have developed a flat optical component that is simultaneously a metalens, a microscope objective that can resolve details smaller than a wavelength of light, and an optical vortex and hologram generator. Each functionality is controlled by a different wavelength of light. (2018-03-13)

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)

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)

Taming the multiverse: Stephen Hawking's final theory about the big bang
Professor Stephen Hawking's final theory on the origin of the universe, which he worked on in collaboration with Professor Thomas Hertog from KU Leuven, has been published today in the Journal of High Energy Physics. (2018-05-02)

Is the universe a hologram?
The 'holographic principle,' the idea that a universe with gravity can be described by a quantum field theory in fewer dimensions, has been used for years as a mathematical tool in strange curved spaces. New results suggest that the holographic principle also holds in flat spaces. Our own universe could in fact be two dimensional and only appear three dimensional -- just like a hologram. (2015-04-27)

Study reveals evidence that the universe is a hologram
The first observational evidence that the universe could be a hologram has been published in the journal Physical Review Letters. The international study may lead to new beliefs on the Big Bang Theory and on quantum gravity, one of theoretical physics' most profound problems. (2017-01-30)

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)

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)

Manipulating cell networks with light -- New frontiers in optical microscopy
A new optical microscope system called SIFOM (Stimulation and Imaging-based Functional Optical Microscopy) can stimulate multiple cells simultaneously by a holographic method and monitor cell activity after the stimulation using 3D (three-dimensional) measurements based on fluorescence holography. This system has potential applications as a tool for the reconstruction of lost nerve pathways, constructing artificial neural networks, and food resources development. (2019-01-28)

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)

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)

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 holographic fluorescence microscopy system with submicron resolution for a 3D space. The system is based on digital holography. The developed microscopy system has an algorithm to acquire 3D information of fluorescent objects toward scanless 3D measurement in less than 1 millisecond. (2021-01-29)

VR and AR devices at 1/100 the cost and 1/10,000 the thickness in the works
Professor Junsuk Rho of the departments of mechanical engineering and chemical engineering and doctoral student in mechanical engineering Gwanho Yoon at POSTECH with the research team at Korea University have jointly developed moldable nanomaterials and a printing technology using metamaterials, allowing the commercialization of inexpensive and thin VR and AR devices. (2020-05-19)

New 3D printed microscope promising for medical diagnostics in developing countries
Researchers have used 3D printing to make an inexpensive and portable high-resolution microscope that is small and robust enough to use in the field or at the bedside. The high-resolution 3D images provided by the instrument could potentially be used to detect diabetes, sickle cell disease, malaria and other diseases. (2019-04-29)

Study reveals substantial evidence of holographic universe
A UK, Canadian and Italian study has provided what researchers believe is the first observational evidence that our universe could be a vast and complex hologram. (2017-01-30)

Researchers find quantum gravity has no symmetry
Using holography, researchers have found when gravity is combined with quantum mechanics, symmetry is not possible. (2019-06-19)

Light: Information's new friend
A research team from South Africa and Tunisia demonstrate over 100 patterns of light used in an optical communication link, potentially increasing the bandwidth of communication systems by 100 times. (2016-06-10)

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)

A new approach to 3-D holographic displays greatly improves the image quality
A research team led by Professor YongKeun Park of the Physics Department at the Korea Advanced Institute of Science and Technology (KAIST) has come up with a solution and developed a 3-D holographic display that performs more than 2,600 times better than existing 3-D holographic displays. This study is expected to improve the limited size and viewing angle of 3-D images, which were a major problem of the current holographic displays. The study was published online in Nature Photonics on Jan. 23, 2017. (2017-01-27)

Technique makes more efficient, independent holograms
Recently, a team of researchers encoded multiple holographic images in a metasurface that can be unlocked separately with differently polarized light. (2017-04-04)

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)

Holograms for molecules
Scientists at ETH Zurich and Roche have developed a completely new method for the analysis of molecules in liquids on a chip. The possible applications of this technology are immense. It has the potential, inter alia, to revolutionize medical diagnostics. (2017-09-25)

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)

Instantaneous color holography system for sensing fluorescence and white light
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 holography system by which 3D information of objects illuminated by a white-light lamp and self-luminous specimens are recorded as a single multicolor hologram by a specially designed and developed monochrome image sensor. (2020-07-22)

Physics tip sheet #2 - February 27, 2002
Highlights of this issue include reports on guiding atoms with hologram-generated light, fractal nanopore networks and the evolution of physics (2002-02-27)

Quality of laser beam shaping can be enhanced at no extra cost
Researchers from Osaka University developed a technique for improving accuracy of laser beam shaping and wavefront obtained by conventional methods with no additional cost by optimizing virtual phase grating. (2019-04-23)

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