third law of thermodynamics

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Related to third law of thermodynamics: zeroth law of thermodynamics
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Noun1.third law of thermodynamics - law stating that the entropy of a substance approaches zero as its temperature approaches absolute zero
law of thermodynamics - (physics) a law governing the relations between states of energy in a closed system
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Experiments using inelastic neutron scattering at the Australian Centre for Neutron Scattering have found indications of a possible new quantum spin state in a novel antiferromagnetic material barium ytterbium zinc oxide (Ba3Yb2Zn5O11) which provides both a challenge and validation of the third law of thermodynamics.
The Third Law of Thermodynamics states that for a perfect monatomic crystal, the entropy, S, approaches 0 as T approaches 0.
The third law of thermodynamics prohibits scientists from reaching absolute zero, but that doesn't stop the competitive among them from trying to get as close as possible.