Parts can be made by hot pressing from four commercial grades of h-BN. Grade HBN contains a boron oxide binder; it is usable up to 550–850 °C in an oxidizing atmosphere and up to 1600 °C in a vacuum, but due to the boron oxide content is sensitive to...…
Iron Oxide materials are the materials that can draw in or repulse different materials. Attraction traces back to old Greeks who likewise gave attraction its name, derived from "Magnesia." Magnet signifies "the stone from Magnesia." The stone consist...…
Apple has just released an Android app called Tracker Detect, making good on its promise to extend the ability to recognize nearby AirTags and Find My trackers to Android users so they can know if they are being accidentally monitored. Apple…
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