infrared absorption
[ˌɪn.frəˈred əbˈzɔrp.ʃən]
nounpl: infrared absorptions
absorção no infravermelho
1. The process by which infrared radiation is taken in and converted to heat or other forms of energy by a material or substance
The infrared absorption of the polymer film was measured using spectroscopy.
A absorção no infravermelho do filme de polímero foi medida usando espectroscopia.
2. The phenomenon where specific wavelengths of infrared light are attenuated when passing through or interacting with matter
Atmospheric infrared absorption plays a crucial role in the greenhouse effect.
A absorção no infravermelho atmosférico desempenha um papel crucial no efeito estufa.
3. In analytical chemistry, the characteristic absorption of infrared radiation by molecular bonds at specific frequencies used for compound identification
Infrared absorption spectroscopy helps identify functional groups in organic molecules.
A espectroscopia de absorção no infravermelho ajuda a identificar grupos funcionais em moléculas orgânicas.
This is specialized scientific terminology widely used in both American and Brazilian academic and industrial contexts. The term is particularly important in climate science discussions, where infrared absorption by greenhouse gases is a central concept. In Portugal and Brazil, the usage is identical and follows international scientific standards.
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