Researchers report that they have invented new nanoscale sensors of force. They are luminescent nanocrystals that can change intensity and/or color when you push or pull on them. These 'all-optical' ...
Abstract: Sapphire fiber (SF) sensors are promising candidates for high-temperature applications due to the high melting point of sapphire. However, studies on the radiation resistance and sensing ...
Infrared sensor developed by Northrop Grumman for the Next-Gen OPIR Polar satellite, designed to provide missile detection and tracking capabilities over the Arctic. Credit: Northrop Grumman ...
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