english: A laser beam aimed  at the middle of the chamber is tuned to just the right frequency that an atom moving towards it will absorb a photon of the laser beam and slow down.
non_english: Laserski žarek, namerjen v sredo komore, je nastavljen na ravno pravo frekvenco, da bo atom, ki se premika proti njemu,  iz žarka absorbiral foton in se upočasnil.