Commercial laser printers typically produce pin-sharp images with spots of ink about 20 micrometers apart, resulting in a resolution of 1,200 dots per inch (dpi). By shrinking the separation to just 250 nanometers—roughly ...
Nanophysics
Apr 11, 2013
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Engineers at Duke University have developed a method for extracting a color image from a single exposure of light scattered through a mostly opaque material. The technique has applications in a wide range of fields from healthcare ...
Optics & Photonics
Jul 29, 2019
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259
(Phys.org) -- This color-enhanced view -- taken by the High Resolution Imaging Science Experiment (HiRISE) on NASA's Mars Reconnaissance Orbiter as the satellite flew overhead -- shows the terrain around the rover's landing ...
Space Exploration
Aug 14, 2012
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Creating a high-quality realistic color image from a grayscale picture can be challenging. Conventional methods typically require the user’s input, either by using a scribbling tool to color the image manually or by ...
Computer Sciences
Jun 8, 2012
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CMOS image sensors in special cameras -- as used for driver assistance systems -- mostly only provide monochrome images and have a limited sensitivity to light. Thanks to a new production process these sensors can now distinguish ...
Engineering
Oct 5, 2009
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Fish use colorful patterns to signal to each other, including advertising for mates and warding off rivals. Studying these colors, especially in small and squirmy species, sometimes entails anesthetizing and photographing ...
Plants & Animals
Oct 4, 2019
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15
How does raw data from the Hubble Space Telescope end up to become a finished gorgeous color image, like the one of Arp 274, above? It's an interesting process, because the cameras on Hubble do not take color pictures.
Astronomy
Jun 10, 2013
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Despite the anticounterfeiting devices attached to luxury handbags, marketable securities, and identification cards, counterfeit goods are on the rise. There is a demand for the next-generation anticounterfeiting technologies—that ...
Nanophysics
Jan 21, 2021
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14
Tropical Storm Olivia was a three-day tropical cyclone in the eastern Pacific Ocean. It was born on Oct. 6 and faded to a remnant low pressure system on Oct. 9. NASA's Aqua satellite captured an image of Olivia just after ...
Earth Sciences
Oct 9, 2012
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NASA's Mars Reconnaissance Orbiter hit a dizzying milestone this morning: It completed 60,000 loops around the Red Planet at 10:39 a.m. PDT (1:39 p.m. EDT). On average, MRO takes 112 minutes to circle Mars, whipping around ...
Space Exploration
May 16, 2019
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