The Planck constant, or Planck's constant, denoted by h {\textstyle h} , is a fundamental physical constant of foundational importance in quantum mechanics:...

physical cosmology, Planck units are a system of units of measurement defined exclusively in terms of four universal physical constants: c, G, ħ, and kB...

North-Holland Publishing. pp. 277–306. Bose, Satyendra Nath (1924). "Plancks Gesetz und Lichtquantenhypothese". Zeitschrift für Physik (in German)....

c, the gravitational constant G, the Planck constant h, the electric constant ε0, and the elementary charge e. Physical constants can take many dimensional...

for Planck's constant, which is of foundational importance for quantum physics, and which he used to derive a set of units, today called Planck units...

frequency, ν: E = h ν {\displaystyle E=h\nu } The constant of proportionality, h, is known as the Planck constant. Several equivalent forms of the relation exist...

821439372122078893... is a constant resulting from the maximization equation, k is the Boltzmann constant, h is the Planck constant, and T is the absolute...

defined in terms of the Planck constant, the second, and the metre, both of which are based on fundamental physical constants. This allows a properly...

h {\displaystyle h} is the Planck constant, and c {\displaystyle c} is the speed of light in vacuum. The Rydberg constant for hydrogen may be calculated...

The Avogadro constant, commonly denoted NA or L, is an SI defining constant with an exact value of 6.02214076×1023 mol−1 (reciprocal moles). It is defined...