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Treatment for spatial neglect based on immersive virtual reality offers advantages over traditional therapies

Researchers developed a user-centered virtual reality system to engage stroke survivors with spatial neglect in intensive therapy, showing promising results. The system uses head-mounted displays and hand-tracking technology to deliver standardized treatment in an engaging environment.

SourceKessler Foundation·JournalAnnals of Physical and Rehabilitation Medicine·TypeExperimental study·DateFeb 11, 2022

Holographic displays

The Stanford Computational Imaging Lab has developed a technique to reduce speckling distortion in holographic displays, while another paper proposes a method to realistically represent the physics of 3D scenes. The new system uses neural networks and camera-in-the-loop calibration for real-time adjustments.

SourceStanford University·JournalScience Advances·DateNov 12, 2021

SMART researchers discover new way to generate light through use of pre-existing defects in semiconductor materials

SMART researchers have discovered a practical method to overcome current challenges in the manufacture of indium gallium nitride (InGaN) LEDs with considerably higher indium concentration. The new approach uses intrinsic defects in semiconducting materials to form quantum dots that emit long-wavelength light.

SourceSingapore-MIT Alliance for Research and Technology (SMART)·JournalACS Photonics·TypeExperimental study·DateOct 26, 2021

Foveated glasses-free 3D display with ultrawide field of view via a large-scale 2D-metagrating complex

Researchers have developed a glasses-free 3D display with an unprecedented field of view of 160°, overcoming critical trade-offs in spatial resolution and angular resolution. The display uses a large-scale 2D-metagrating complex to manipulate view distribution and achieve a thin form factor.

Stretchy, bendy, flexible LEDs

Researchers at Washington University in St. Louis developed a new material for stretchy flexible LEDs using an inkjet printer, combining the benefits of organic and inorganic LEDs. The new material, called perovskite, can be printed onto unconventional substrates, including rubber, and is elastic and stretchable in nature.

SourceWashington University in St. Louis·JournalAdvanced Materials·TypeExperimental study·DateOct 22, 2021

Ultrathin quantum dot LED that can be folded freely as paper

Researchers at the Institute for Basic Science have developed a foldable quantum dot LED that can be transformed into various complex 3D structures, such as butterflies and pyramids. The technology employs selective laser-etching to create precise curvature lines, allowing for stable light-emitting performance even after repeated folding.

SourceInstitute for Basic Science·JournalNature Electronics·TypeExperimental study·DateSep 27, 2021

Turning the tables into touchscreens

Scientists at Nara Institute of Science and Technology create a projected touchscreen system using just one camera and projector, eliminating the need for additional detectors. The system uses slope disparity gating to capture touch data with high efficiency, enabling portable projection systems for large interactive displays.

SourceNara Institute of Science and Technology·JournalIEEE Access·TypeImaging analysis·DateAug 23, 2021

Green revolution in electronic displays expected to ease energy and health crises

New strategies aim to achieve ideal bistable electrochromic systems for green displays. Researchers explore various approaches, including material design optimization, indirect EC systems, and device structure improvements. The goal is to overcome technical bottlenecks and enable widespread adoption of sustainable displays.

You snooze, you lose - with some sleep trackers

A study by West Virginia University found that top sleep trackers can accurately measure total sleep time and sleep efficiency, but struggle with sleep staging accuracy. Researchers tested eight commercial sleep trackers and found that some devices overestimated or underestimated sleep metrics, while others were unable to quantify slee...

SourceWest Virginia University·JournalNature and Science of Sleep·DateFeb 17, 2021

How automated vehicles can impede driver performance, and what to do about it

A University of Toronto study found that drivers can become over-reliant on automated vehicle displays, leading to decreased monitoring of the road. In contrast, an in-vehicle display system providing information on surrounding traffic showed promise in ensuring driving safety by keeping drivers engaged and attentive.

SourceUniversity of Toronto Faculty of Applied Science & Engineering·JournalAccident Analysis & Prevention·DateDec 1, 2020

UCF's butterfly-inspired nanotech makes natural-looking pictures on digital screens

A University of Central Florida researcher has developed a new display technology that mimics the colors of butterfly wings, creating ultra-high-definition screens with extremely low power consumption. The technology uses nanoscale structures to scatter and reflect light, producing more natural-looking images without harsh glare.

SourceUniversity of Central Florida·JournalProceedings of the National Academy of Sciences·DateJun 4, 2020

A step closer to future 5G smartphones with the world's first Antenna-on-Display

Researchers at Pohang University of Science & Technology developed an innovative Antenna-on-Display (AoD) technology that embeds antennas within super-resolution displays. This technology eliminates the trade-off between ergonomics, esthetics, and technology in 5G smartphones, enabling the deployment of new concepts for 5G devices.

SourcePohang University of Science & Technology (POSTECH)·JournalIEEE Antennas and Wireless Propagation Letters·DateMay 6, 2019