With the rapid development of artificial intelligence, image recognition and 5G communication technology, augmented reality (AR) and virtual reality (VR) technologies are developing at an alarming rate. Under the background ...
Optics & Photonics
Jun 30, 2022
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16
One of the James Webb Space Telescope's four primary scientific instruments, known as the Near-Infrared Imager and Slitless Spectrograph instrument (NIRISS) has concluded its post-launch preparations and is now ready for ...
Space Exploration
Jun 27, 2022
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48
Yale ornithologist Richard Prum has spent years studying the molecules and nanostructures that give many bird species their rich colorful plumage, but nothing prepared him for what he found in hummingbirds.
Plants & Animals
Jun 23, 2022
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100
Compared with traditional color dyes, structural color has the advantages of high resolution and good stability, which can achieve full-tone modulation in the visible light range. All-dielectric metasurface structures are ...
Optics & Photonics
Jun 14, 2022
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5
On a beautiful fall day in 2019, Miranda Sinnott-Armstrong was walking down Pearl Street in Boulder, Colorado when something caught her eye: a small, particularly shiny blue fruit, on a shrub known as Lantana strigocamara. ...
Plants & Animals
Jun 10, 2022
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221
Gathering vision data for hundreds of vertebrates and invertebrates, U of A biologists have deepened scientists' understanding of animal vision, including the colors they see.
Plants & Animals
Jun 6, 2022
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927
The colors in the world around us are produced through either absorption of light by molecules (pigmentary colors) or scattering of light by nanostructures (structural colors). Nature provides many spectacular examples of ...
Polymers
Jun 2, 2022
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62
Researchers have succeeded in producing a coating material that can be written on using UV light and the writing erased again using oxygen. Changes to rewritable paper could help reduce paper waste in a wide variety of applications. ...
Materials Science
May 30, 2022
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587
This image, taken by the Wide Field and Planetary Camera 2 on NASA's Hubble Space Telescope, features the spiral galaxy NGC 3509. Located some 350 million light-years away, NGC 3509 is an interesting galaxy whose sweeping ...
Astronomy
May 27, 2022
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18
The brilliant blue of the Hope Diamond is caused by small impurities in its crystal structure. Similar diamond impurities are also giving hope to scientists looking to create materials that can be used for quantum computing ...
Nanophysics
May 26, 2022
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44
