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Spectroscopy - Analysis, Astronomy, Chemistry | Britannica

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Kenan, Jr., Professor of Physics at Stanford University and a professor of molecular and cellular physiology at Stanford's Medical School. He was corecipient of the Nobel Prize...AllBritannica Editors Encyclopaedia Britannica's editors oversee subject areas in which they have extensive knowledge, whether from years of experience gained by working on that content or via study for an advanced degree....Historyatomsmoleculeselectronanalytical methodconstituentscompositiontrace elementspectrumastronomygalaxiesuniverseexpandingDoppler shiftstarfrequencyEdwin Hubblediffuselinear relationshipEarthisotropic microwave radiationArno A. PenziasRobert W. Wilsonradiation distributionblackbodyradiationtemperaturerelicbig banglightelectromagnetic radiationdispersionspectrometeremission spectraabsorption spectraAbsorption spectroscopyilluminatesatomsionsmoleculesquantumgasenvironmentinterstellaratmosphereelectromagnetic spectrumSunultravioletX-raywatercarbon dioxideinfrared radiationgreenhouse effectemission spectroscopyanalyticalfluorescenceatommoleculeelectrons

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