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Outline

1	Infrared Radiation By Eric Major UBC Physics Department Physics 420
2	What do these things have in common?
3	They are waves!
4	These are also waves…
5	They Are Electromagnetic Waves!
6	EM Spectrum and Black Bodies Black bodies radiate at all wavelengths. Higher temperature black bodies have a higher peak wavelength. Example? The Sun!
7	EM Radiation From Sun
8	Infrared Energy Cycle
9	Vibrational Modes of Diatomic Molecules (eg. CO₂)
10	Atmospheric Transmittance of Infrared
11	Infrared Filter
12	What Are We Seeing?
13	Infrared Imaging
14	Infrared Imaging
15	Infrared Imaging: Night Vision
16	Infrared Imaging
17	Infrared Astronomy
18	Thanks! For more info visit: http://imagers.gsfc.nasa.gov/ems/ems.html