Liquid-crystal (LC) phase modulators are widely used in optical systems because of their advantages of low power consumption, lightweight, flexible bandwidth adjustment, and non-mechanical movements. However, most LC phase ...
General Physics
Nov 30, 2023
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29
The sky is no longer the limit—but taking flight is dangerous. In leaving the Earth's surface, we lose many of the cues we need to orient ourselves, and that spatial disorientation can be deadly. Astronauts normally need ...
Space Exploration
Nov 3, 2023
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245
Researchers have developed a new method for making tiny stretchable antennas from a hydrogel and liquid metal. The antennas could be used in wearable and flexible wireless electronic devices to provide a link between the ...
Condensed Matter
Sep 18, 2023
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214
A Los Alamos National Laboratory team has overcome key challenges toward technologically viable high-intensity light emitters based on colloidal quantum dot technology, resulting in dual-function devices that operate as both ...
Optics & Photonics
Mar 27, 2023
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395
Professor Juhyuk Lee of the Department of Energy Engineering has developed an elastic triboelectric generator that can be used in the daily lives of frequent movers. The cause of the output reduction of the elastic triboelectric ...
Bio & Medicine
Feb 15, 2023
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59
A team of researchers affiliated with multiple institutions in China has used perovskite and quantum dots to build an ultraviolet radiation measurement device. The group describes their experiment in Matter.
Nature creates layered materials like bone and mother-of-pearl that become less sensitive to defects as they grow. Now researchers have created, using biomimetic proteins patterned on squid ring teeth, composite layered 2D ...
Nanomaterials
Jul 25, 2022
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182
Engineers at UC Berkeley have developed a new technique for making wearable sensors that enables medical researchers to prototype test new designs much faster and at a far lower cost than existing methods.
Nanomaterials
Feb 15, 2022
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88
Our bodies connect us to the world. When people lose parts of their bodies to disease or traumatic injury, they often feel that they've lost a part of who they are, even experiencing a grief akin to losing a loved one. Their ...
Biotechnology
Jan 28, 2022
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9
Researchers have shown that newly designed pixel-scale metasurface lenses—flat surfaces that use nanostructures to manipulate light—can be used to make imaging sensors that are roughly three times more sensitive than ...
Optics & Photonics
Dec 15, 2021
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59
