Infrared Spectroscopy of Overtones and Combination Bands  
   [PDF] A paper on the analysis and mechanisms in these bands.
   http://www.e20.physik.tu-muenchen.de/~pejak/abstracts/jcp_overt.pdf

ComSpec3D  
   An online tool for calculation and visualisation of infrared and Raman spectroscopic results, with normal mode information.
   http://www2.chemie.uni-erlangen.de/services/vrmlvib/

Infrared Spectroscopy  
   Includes information on the principles, absorption peaks for organic molecule functional groups and sample preparation methods.
   http://www.wpi.edu/Academics/Depts/Chemistry/Courses/CH2670/infrared.html

Infrared identification of Organic Unknowns  
   Includes a brief description of the theory, a step-by-step guide to peak assignment and some problems.
   http://www.scidiv.bcc.ctc.edu/wv/irsp/eir.html

IR Spectroscopy Tutorial  
   Contains an introduction to infrared spectroscopy as well as sample infrared spectra.
   http://chipo.chem.uic.edu/web1/ocol/spec/IR.htm

Infrared Spectroscopy and Greenhouse Gases  
   Introduction and overview, maintained at the Department of Chemistry, Widener University, Chester, Pennsylvania.
   http://science.widener.edu/svb/ftir/intro_ir.html

Infrared and Raman Spectra Interpretation by Group Frequencies  
   Five days of lectures in the field coupled with FT-IR laboratories and workshops at Stevenson Science Center, organized by the Fisk Inrared Institute in Nashville, TN.
   http://www.fisk.edu/infrared/

Dr. Georgiou Lab of Analytical Chemistry  
   Research into olive oil analysis, pesticides formulation analysis, flow injection, using analytical Raman spectroscopy and biosensors, at the Agricultural University of Athens, Greece.
   http://www.aua.gr/georgiou

CytoSpec Inc.  
   Software for the analysis of infrared spectral maps including chemical mapping, cluster mapping, PCA and ANN imaging. Includes glossary, downloads and contacts in Croton-on-Hudson, NY.
   http://www.cytospec.com/

NIR Publications  
   Resources, including books, bimonthly newsletter, and Journal of Near Infrared Spectroscopy offered in electronic, CD-ROM and hardcopy. Includes abstracts and a search facility, with full text available for subscribers, as well as instructions for authors
   http://www.nirpublications.com/

Micro-Raman spectroscopy  
   Overview of research applications in the field of art analysis and microbiological identification at laboratories Ghent University, based in Belgium.
   http://www.analchem.ugent.be/Raman/