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History 181B: Modern Physics
Class 4 (1/24/01)
Thermodynamics
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| Navigation |
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| Outline |
Conservation of energy (finishing)
Energy physics
The significance of conservation
The second law: irreversibility and entropy
Carnot's engines
Caloric
Clapeyron
Puzzlement: reconciling Carnot and Joule
Clausius and the second law
The direction of heat flow
Thomson: irreversibility
Clausius again: entropy
Making sense of the second law (next time)
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| Names
and terms |
| Primary |
Secondary |
Hermann von Helmholtz (1821-1894)
William Thomson, Lord Kelvin (1824-1907)
James Clerk Maxwell (1831-1879)
first law of thermodynamics
second law of thermodynamics
Sadi Carnot (1796-1832)
Émile Clapeyron (1799-1864)
École polytechnique
indicator diagram
work
Rudolf Clausius (1822-1888)
irreversibility
entropy |
Peter Guthrie Tait (1831-1901)
James Watt (1736-1819)
dS = dQ/T |
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Copyright © Cathryn Carson 2001 |