In a scene from "Star Wars: Episode IV—A New Hope," R2D2 projects a three-dimensional hologram of Princess Leia making a desperate plea for help. That scene, filmed more than 45 years ago, involved a bit of movie magic—even ...
Optics & Photonics
Nov 28, 2022
0
243
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 ...
General Physics
Mar 10, 2021
1
306
Technology developed by a team of University of Utah electrical and computer engineers could make the holographic chess game R2-D2 and Chewbacca played in "Star Wars" a reality.
Optics & Photonics
Jul 19, 2017
0
574
Holograms are a ubiquitous part of our lives. They are in our wallets—protecting credit cards, cash and driver's licenses from fraud—in grocery store scanners and biomedical devices.
Optics & Photonics
May 13, 2016
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1564
A team of researchers from the Universities of Bristol and Sussex in collaboration with Ultrahaptics have built the world's first sonic tractor beam that can lift and move objects using sound waves.
General Physics
Oct 27, 2015
12
6759
Researchers from the University of Cambridge have designed a new type of pixel element and demonstrated its unique switching capability, which could make three-dimensional holographic displays possible.
Condensed Matter
Mar 17, 2015
1
2341
(Phys.org) —'Smart' holograms, which are currently being tested to monitor diabetes, and could be used to monitor a wide range of medical and environmental conditions in future, have been developed by researchers.
Optics & Photonics
Jan 22, 2014
1
0
(Phys.org) —Applied physicists at the Harvard School of Engineering and Applied Sciences (SEAS) have demonstrated that they can change the intensity, phase, and polarization of light rays using a hologram-like design decorated ...
Nanophysics
Aug 20, 2013
0
0
(Phys.org)—A breakthrough in the use of carbon nanotubes as optical projectors has enabled scientists to generate holograms using the smallest ever pixels.
Nanomaterials
Sep 24, 2012
2
0
(PhysOrg.com) -- Wouldn’t it be nice if we could just jump from using computers based on circuits to machines based on quantum bits (qubits)? Things would run ever so much faster. Alas, the problem is, scientists have ...
