Plankton (singular plankter) are a diverse group of organisms that live in the water column of large bodies of water and that cannot swim against a current. More

The Planck constant (denoted h, also called Planck's constant) is a physical constant that is the quantum of action, central in quantum mechanics. More

Planck's law describes the spectral density of electromagnetic radiation emitted by a black body in thermal equilibrium at a given temperature T. More

In physics, the Planck length, denoted ℓP, is a unit of length, equal to 1. More

Planck force is the derived unit of force resulting from the definition of the base Planck units for time, length, and mass. More

In physics, the Planck time (tP) is the unit of time in the system of natural units known as Planck units. More

In physics, the Planck mass, denoted by mP, is the unit of mass in the system of natural units known as Planck units. More

In physics, the Planck charge, denoted by , is one of the base units in the system of natural units called Planck units. More

Planck temperature, denoted by TP, is the unit of temperature in the system of natural units known as Planck units. More

A Planck particle, named after physicist Max Planck, is a hypothetical particle defined as a tiny black hole whose Compton wavelength is equal to its Schwarz... More

In particle physics and physical cosmology, Planck units are a set of units of measurement defined exclusively in terms of five universal physical constants,... More

In physics, Planck energy, denoted by EP, is the unit of energy in the system of natural units known as Planck units. More