free energy

noun

, Thermodynamics.

1. Gibbs function.
2. Helmholtz function.

free energy

noun

1. a thermodynamic property that expresses the capacity of a system to perform work under certain conditions See Gibbs function Helmholtz function

free energy

1. A thermodynamic quantity that is the difference between the internal energy of a system and the product of its absolute temperature and entropy. Free energy is a measure of the capacity of the system to do work. If its value is negative, the system will have a tendency to do work spontaneously, as in an exothermic chemical reaction. Free energy is measured in kilojoules per mole.
2. Also called Gibbs free energy

Example Sentences

And imagine if you were charging your car with energy from your own solar panels - you could sell this free energy to the grid for a decent margin, trials have shown.

From BBC

Quantitatively measuring the free energy differences between crystalline forms is no small challenge.

From Science Daily

They dissipate free energy, grow exponentially, stabilize internal processes and learn about the environment—all criteria for Bartlett’s personal working definition of “life.”

From Scientific American

He said that model was not new and was already being used in Scotland, where they also offer a free energy advice service to help households navigate installing a new heating system.

From BBC

“It’s kind of like free energy. I indulge in it and just let them eat their words.”

From Seattle Times