Sun (idealize BB radiation)Max ~ 500 nm

Incandescent lamps

IR Prisms/Transmittance-Reflectance Elemnts

Quartz NaCl

KBr

Dispersive IR Spectrometer

FT- IR Spectrometer

IR Detectors : Pyroelectrics

J. Mater. Chem., 2012,22, 8372-8376

IR Detectors : Photoconductive Materials

PbS (1-3 micrometer, NIR)InSb (NIR)MCT (mercury-cadmium telluride) (Mid and Far IR)

Vacuum chamber

Liquid N2 for decreasing noises

IR Detectors : Golay cell

Double beam FTIR

• Some useful links:

• CO2 and H2O vibration modes• http://www2.ess.ucla.edu/~schauble/MoleculeHTML/CO2_html/CO2_page.html• http://www2.ess.ucla.edu/~schauble/molecular_vibrations.htm• http://www.chemtube3d.com/vibrationsCO2.htm

• Methyl Vibrations:

•http://chemwiki.ucdavis.edu/Physical_Chemistry/Spectroscopy/Vibrational_Spectroscopy/Vibrational_Modes

•Beats:

•http://www.falstad.com/mathphysics.html

•Raman Applet:

•http://cartwright.chem.ox.ac.uk/tlab/605/html/introduction01.htm#