fugacity

/ fjuːˈɡæsɪtɪ /

noun

1. Also calledescaping tendency thermodynamics a property of a gas, related to its partial pressure, that expresses its tendency to escape or expand, given by d(log e f ) = dμ/ RT , where μ is the chemical potential, R the gas constant, and T the thermodynamic temperature f
2. the state or quality of being fugacious

Example Sentences

Thermodynamic modelling demonstrates how the observed subtle compositional changes that result in fluidization or stiffening of the melt can be induced by crystal growth from the melt or variation in oxygen fugacity.

From Nature

Solid Earth scientists use the physio-chemical term, ‘oxygen fugacity’, to reflect the fact that oxygen in the deep Earth is mainly locked in minerals and not in the form of an ideal gas.

From Nature

It should likewise be remembered that pigments are apt to vary in stability according to the mode of their preparation; and that, as there are different degrees of permanence, there are different degrees of fugacity.

From Project Gutenberg

He perceives the independence of the thought on the symbol, the stability of the thought, the accidency and fugacity of the symbol.

From Project Gutenberg

Bearing in mind the scarlet iodide of mercury, iodine is capable of furnishing the three primary colours, distinguished alike by their brilliancy and fugacity.

From Project Gutenberg