Infrared (IR; sometimes called infrared light) is electromagnetic radiation (EMR) with wavelengths longer than that of visible light but shorter than microwaves. The infrared spectral band begins …

The Journal covers the entire field of infrared physics and technology: theory, experiment, application, devices and instrumentation. Infrared' is defined as covering the near, mid and far …

红外线 （英語： infrared，简称IR）是 波长 介乎 微波 与 可见光 之间的 电磁波，其波長在760 纳米 （nm）至1 毫米 （mm）之間， [1] 是波長比紅光長的非可見光，對應頻率約是在430 THz …

2013年8月16日 · Infrared is a form of light... light that we can not see with our eyes, but that we can sometimes feel on our skin as heat. When we think of light, we may imagine the glare of …

2020年7月1日 · This timeline highlights key events in the development of infrared technology and science. It gives a broad overview of the technological advancements, and the science they …

Rooted in 19 th and 20 th century developments in photometry, colorimetry, and radiometry and then driven by the military’s ongoing desire to “own the night,” IR technology now plays a …

2025年1月20日 · Infrared radiation, that portion of the electromagnetic spectrum that extends from the long wavelength, or red, end of the visible-light range to the microwave range. Invisible to …

2019年2月27日 · IR is a type of electromagnetic radiation, a continuum of frequencies produced when atoms absorb and then release energy. From highest to lowest frequency, …

2016年8月10日 · Infrared waves, or infrared light, are part of the electromagnetic spectrum. People encounter Infrared waves every day; the human eye cannot see it, but humans can …

2023年4月14日 · Infrared technology refers to the use of electromagnetic radiation in the infrared wavelength range for various applications. Infrared radiation is a type of electromagnetic …