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Topic: Photoionization

Related Topics

Spectroscopy

Spectral reflectance

IR spectroscopy

Laser Induced Breakdown Spectroscopy (LIBS)

Infrared spectroscopy

Spectrophotometry

	photoionization air purifiers
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		The best of the best sites for photoionization air purifiers on the web.
		Although air quality in the Gem County area improved somewhat over the weekend, Emmett school district officials met on Friday, Sept. 8 to take further steps to protect studentsâ health during the Stage 1 Air Quality Alert.
	www.airpurifier-news.com /photoionization-air-purifiers.php (243 words)

	RedOrbit - Glossary (Site not responding. Last check: 2007-11-01)
		An atom that has lost or gained one or more electrons and has become electrically charged as a result.
		The process by which ions are produced, typically occurring by collisions with atoms or electrons ("collisional ionization"), or by interaction with electromagnetic radiation ("photoionization").
		The region of the Earth's upper atmosphere containing a small percentage of free electrons and ions produced by photoionization of the constituents of the atmosphere by solar ultraviolet radiation.
	www.redorbit.com /education/reference_library/glossary (3475 words)

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