Spectroscopy

Most of what we know about the structure of atoms and molecules comes from studying their interaction with light (electromagnetic radiation). Different regions of the electromagnetic spectrum provide different kinds of information as a result of such interactions.

Fundamentals Electromagnetic Radiation Lineshape Functions Selection Rules Selection rules and transition moment integral The Power of the Fourier Transform for Spectroscopists Time-resolved vs. Frequency Resolved Spectroscopy Electronic Spectroscopy Electronic Spectroscopy: Theory Electronic Spectroscopy: Application Electronic Spectroscopy: Interpretation Fluorescence Phosphorescence Jablonski diagram Jablonski Diagram: Shockwave Chemiluminescence Franck-Condon Principle Molecular Term Symbols The atomic spectrum Atomic Term Symbols Magnetic Resonance Spectroscopies Nuclear Magnetic Resonance NMR: Introduction NMR: Theory NMR: Interpretation NMR: Kinetics Heavy Atom NMR Integration in NMR Solid State NMR 2D NMR 2D NMR Basics 2D NMR Background 2D NMR Experiments 2D NMR: Indirect Detection Heternuclear Correlations Homonuclear Correlations Electron Paramagnetic Resonance EPR: Introduction EPR: Theory EPR: Application EPR: Interpretation ENDOR: Theory Parallel Mode EPR: Theory and Application

Vibrational Spectroscopy Vibrational Fundamentals Normal Modes Mode Analysis Number of vibrational modes for a molecule Combination Bands, Overtones and Fermi Resonances SALCs Infrared Spectroscopy Infrared: Theory Infrared: Interpretation How an FTIR Spectrometer Operates Raman Spectroscopy Raman: Theory Raman: Application Resonant vs. Nonresonant Raman Spectroscopy Rotational Spectroscopy Rotational Spectroscopy of Diatomic Molecules Rovibrational Spectroscopy Photoelectron Spectroscopy Photoelectron Spectroscopy: Application Photoelectron Spectroscopy: Theory X-ray Spectroscopy XAS: Theory XANES: Application XANES: Theory EXAFS: Theory Mössbauer Spectroscopy Virtual: Spectrophotometry Absorbance Spectrum Analysis of an Unknown Solution Basic Principles Beer's Law Effect of Cell Path Length Effect of Concentration