Free energy

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Free energy may refer to:

In science:

In economics:

  • Energy from sources that do not require an input which has to be paid for, (usually a sub-set of renewable energy)

In pseudoscience:

  • Free energy device, a hypothetical perpetual motion device that creates energy, thereby contradicting the laws of thermodynamics

In popular culture:

  • Free energy suppression, a conspiracy theory that advanced energy technologies are being suppressed by governments and/or special interest groups

In music:

See also[edit]

  • Free-energy relationship – a relation between the reaction rate or equilibrium constants of two series of chemical reactions
  • Free energy perturbation – a method based on statistical mechanics that is used in computational chemistry for computing free energy differences
  • Free energy principle – a variational formulation of self-organisation in biological systems, applied in particular to neuroscience
  • Principle of minimum energy – a thermodynamic formulation based on the second law
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