NATIONAL PHYSICAL LABORATORY (C) CROWN COPYRIGHT / SCIENCE PHOTO LIBRARY NATIONAL PHYSICAL LABORATORY (C) CROWN COPYRIGHT / SCIENCE PHOTO LIBRARY
X-ray spectrometer. Researcher adjusting the controls of an X-ray spectrometer. Spectrometry is the analysis of the electromagnetic spectrum. The applications depend on the portion of the spectrum being examined. Uses of spectroscopy range from use in astronomy to identify the chemical composition of stars, to use in organic chemistry to identify chemical compounds. X-ray spectrometry is used in the analysis of metals and crystals. Photographed in 1954, in the Metallurgy Division of the National Physical Laboratory, Teddington, UK.
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