PES 105 Light_ Spectroscopy and Atoms

PES 105 Light_ Spectroscopy and Atoms - 1/15/12 PES 105...

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Unformatted text preview: 1/15/12 PES 105 Light: Spectroscopy and Atoms 1/3 www.uccs.edu/tchriste/courses/PES105/105lectures/105lecspectro.html PES 105 Fall 2001 PUeYioXV LecWXUe General Astronom\ I Ne[W LecWXUe Lecture Notes: Light: Spectroscop\ and Atoms We[W: ChapWeU 3, SecWionV 3.3 - 3.5 Introduction SomeWimeV Ze aUe inWeUeVWed in deWeUmining Whe compoViWion of a VWaU oU Whe aWmoVpheUe of a planeW. we can do WhaW b\ VWXd\ing Whe VpecWUXm of lighW coming Wo XV fUom WheVe objecWV. There are 3 t\pes of spectra : 1. Continuous spectrum like a UainboZ VoXUce: UadiaWion fUom heaW (like Ze diVcXVVed in Whe laVW lecWXUe) fUom hoW VolidV oU hoW denVe gaVVeV 2. Absorption line spectrum daUk lineV in a conWinXoXV VpecWUXm => lighW abVoUbed aW ceUWain ZaYelengWhV VoXUce: cooleU gaV ZiWh a conWinXoXV VoXUce behind iW 3. Emission line spectrum bUighW lineV aW ceUWain ZaYelengWhV (no conWinXoXV VpecWUXm) VoXUce: hoW gaV 1/15/12 PES 105 Light: Spectroscopy and Atoms 2/3 www.uccs.edu/tchriste/courses/PES105/105lectures/105lecspectro.htmlwww....
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PES 105 Light_ Spectroscopy and Atoms - 1/15/12 PES 105...

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