Also known as: IR., IR-
IR has various meanings in the Scientific & Educational category. Discover the full forms, definitions, and usage contexts of IR in Scientific & Educational.
Spectroscopic technique that deals with the infrared region of the electromagnetic spectrum. Used during the characterisation of molecules. A method of analysis that involves the absorption of infrared energy by the sample. The molecules that absorb the infrared energy are in an excited, vibrational state and the wavelengths of the various vibrations reveal structural details of the given molecules.
Scientific & EducationalElectromagnetic radiation of wavelengths between 7500 A, the limit of the visible light spectrum at the red end, and centimetric radio waves.
Scientific & EducationalRelations between the management and the workers, especially those in unions, in industry.
Scientific & EducationalA noble metal of the platinum group. Usually extensively as a radiation source. For radiography of thin-walled castings. Or Symbol:"Ir" Atomic Number:"77" Atomic Mass: 192.22amu. Iridium is one of the transition elements. Iridium is another member of the platinum family of metals.
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