There are two infrared detectors available on the market: cooled and uncooled. Cooled detector works at cryogenic temperature, while uncooled at ambient temperature.
In 1800, British astronomer William Herschel, discovered infrared. Because sunlight is composed of a spectrum of various colors and is a source of heat, Herschel wanted to know which color of light is the source of heat. He designed a clever experimen
A strong explosion shook the Caspian Sea area near Azerbaijani gas field and a column of fire rose on July, 4th local time. Initial reports suggested the explosion might have been related to a nearby oil rig.
Any object whose temperature is higher than absolute zero (- 273 ℃) can radiate infrared rays, which, together with visible light, ultraviolet rays, X-rays, gamma rays, cosmic rays and radio waves, constitute a complete and continuous electromagneti
Gone are the happy moments, In a whole afternoon's games. Yearning for my close friends, Whom I played with.