: As atoms in the plasma cool, they emit light at specific wavelengths. These act like "fingerprints" for every element on the periodic table.
You can find more detailed breakdowns of these principles from scientific manufacturers like Thermo Fisher or Hitachi . Laser-Induced Breakdown Spectroscopy: Fundament...
: It provides results in seconds and works on solids, liquids, or gases with virtually no sample preparation. Why It Is "Interesting" : As atoms in the plasma cool, they