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6 terms
Photonics Dictionary: A
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electromagnetic radiation x
A x
absorption peak
An absorption peak refers to a sharp increase or spike in the absorption of electromagnetic radiation at a particular wavelength or energy level. It is a distinctive feature in the absorption...
accessible emission
The present radiation level within a laser or electromagnetic radiation operating area.
accessible radiation
Electromagnetic radiation present upon the open aperture of the source within an operating environment.
actinic radiation
Electromagnetic energy that is capable of producing photochemical activity.
angstrom
An angstrom, symbolized by the Ångström or Å, is a unit of length used to express atomic and molecular dimensions. It is equal to 0.1 nanometers or 1 × 10-10 meters. The...
atomic absorption spectrometer
An atomic absorption spectrometer (AAS) is an analytical instrument used to determine the concentration of specific chemical elements in a sample by measuring the absorption of light at...
Photonics Dictionary
A
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