How does your phone know it's you when you use facial recognition to unlock it? An array of tiny lasers light up your face, and your phone uses the reflection to construct a 3D model—not unlike a topographical map of your ...
Optics & Photonics
Dec 12, 2022
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9
Optical tweezers (OTs), also known as optical traps, are highly focused laser beams that can be used to trap and manipulate microscopic objects with a noncontact force. Employed in a wide range of nano and micro-scale operations, ...
Bio & Medicine
Oct 12, 2022
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5
Research laboratories are constantly developing new materials that are expected to exhibit novel properties bound to revolutionize this or that technology. But it's not enough to simply create these materials; scientists ...
Nanomaterials
Jul 13, 2020
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10
Quicker is not always better, especially when it comes to a 3-D sensor in advanced technology. With applications in autonomous vehicles, robots and drones, security systems and more, researchers are striving for a 3-D sensor ...
Optics & Photonics
Jan 14, 2020
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13
Internet searches, decade-old emails and on-demand video offerings help contribute to electricity consumption by America's server farms and data centers amounting to more than 2 percent of the country's annual total.
General Physics
Jul 11, 2019
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1
Researchers in Korea have designed an ultrathin display that can project dynamic, multi-colored, 3-D holographic images, according to a study published in Nature Communications.
Optics & Photonics
Apr 19, 2019
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26
Scientists at the U.S. Naval Research Laboratory (NRL) discovered a new method to passivate defects in next generation optical materials to improve optical quality and enable the miniaturization of light emitting diodes and ...
Optics & Photonics
Apr 15, 2019
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9
Rechargeable lithium (Li) batteries are the most widely used energy storage devices found in consumer electronics and electric vehicles today. There are challenges, though, to optimizing their capacity, recyclability, and ...
Nanomaterials
Dec 5, 2018
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12
Scientists at the U.S. Naval Research Laboratory have recently demonstrated a new nonmechanical chip-based beam steering technology that offers an alternative to costly, cumbersome and often unreliable and inefficient mechanical ...
Optics & Photonics
Nov 19, 2018
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6
Data storage devices are not improving as fast as scientists would like. Faster and more compact memory storage devices will become a reality when physicists gain precise control of the spins of electrons. They typically ...
General Physics
Oct 9, 2018
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5
