1. CHEM 515 Spectroscopy
Lecture # 1

2. Introduction to Spectroscopy
What is “spectroscopy”?
It is the science that studies the interaction between light (radiation) and matter (atoms or molecules).
It concerns with: absorption, emission, or scattering.
How spectroscopy is different from spectrometry?

3. Introduction to Spectroscopy
Nature of electromagnetic (EM) radiation
Electric component (E).
It has the form of oscillating electric field.
Magnetic component (H).
It has the form of oscillating magnetic field.

4. Electromagnetic (EM) Radiation

5. Electromagnetic (EM) Radiation
Wavelength (λ)

6. Electromagnetic (EM) Radiation