[ladyada] has a freshly-published and amazingly thorough tutorial on passive infrared (PIR) motion sensors. Most often seen in security floodlights and automatic doors, in creative hands these sensors ...

I recently had to build an infrared close proximity sensor that could tell if something was dropped in a parcel delivery drop box. After some searching, I ended up using a microcontroller and a piece ...

FLIR Systems, through its Infrared Training Centre (ITC), has announced a live online tutorial on 25 May 2017 that addresses the subject: Discover how you can use infrared technology for gas detection ...

FORT BELVOIR, Va. (April 19, 2016) -- The Army held a showcase of infrared technology advancements resulting from a five-year collaborative program between industry and the Department of Defense, here ...

The University of Hawaii (UH) has released the first image obtained using its new 16-megapixel HAWAII 4RG-15 (H4RG-15) image sensor on the UH 2.2-meter telescope on Mauna Kea. This represents a ...

In analytical chemistry, it is often necessary to accurately monitor the concentration change of certain substances in liquids on a time scale of seconds. Especially in the pharmaceutical industry, ...

As evidenced by the Covid-19 pandemic, quick and non-invasive techniques to assess body temperature have become necessary. In various locations, including hospitals, airports and schools, non-contact ...

Aberdeen Proving Ground, MD -- For centuries, warfighters have used obscurants like smoke to evade enemies and stay safe on the battlefield. As technology advances and new threats emerge, older ...