Planck's law

Từ điển Oxford Learners Wordfinder Dictionary

noun

(physics) the basis of quantum theory;
the energy of electromagnetic waves is contained in indivisible quanta that have to be radiated or absorbed as a whole;
the magnitude is proportional to frequency where the constant of proportionality is given by Planck's constant
• Topics:
physics, natural philosophy
• Hypernyms:
law, law of nature