| Section 3.1 | Entropy and Temperature
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| | Law of balance of entropy in instantaneous (dynamical) form. In addition to (the sum of) the flows, there is a term denoting the rate of production of entropy (which is non-negative).
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| Section 3.2 | Energy in Thermal Processes
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| | Power of a thermal process.
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| | Dissipation rate: Rate at which energy is used in producing entropy.
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| | Energy current in heating and cooling (conductive transfer of entropy).
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| Section 3.3 | Measuring Temperature
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| | Resistivity of a conductor as a (quadratic) function of temperature.
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| | Equation of state of the ideal gas.
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| Section 3.4 | Temperature-Entropy Characteristic of Simple Materials
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| | Specific entropy (entropy per mass).
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| | Warming factor.
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| | Temperature-entropy relation for constant warming factor.
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| | Specific entropy capacitance.
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| | Specific energy capacitance (specific temperature coefficient of energy).
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| | Entropy-Temperature relation and energy-temperature relation for material having constant enery capacitance.
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| Section 3.5 | Entropy and Energy Transfer in Heating and Cooling
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| | Entropy current in overall entropy transfer (through a series of layers characterized by an overall entropy conductance GS).
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| | Entropy current in overall entropy transfer (overall entropy transfer coefficient hS = conductance per surface area).
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| | Energy current in overall entropy transfer (GW: overall energy conductance)
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| | Energy flow resistance.
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| | Total energy flow resistance for resistors in series.
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| | Energy flow resistance for conductive layer (thermal (energy) conductivity lambda)
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| | Energy flow resistance for convective layer (convective heat (energy) transfer coefficient).
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| | Entropy production rate for overall entropy transfer.
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| | Balance of entropy for resistive element (treated as a junction or node).
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| Section 3.6 | Heat Engines and Heat Transfer
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| | Thermal efficiency of ideal Carnot heat engine (first law efficiency)
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| | Second law efficiency of ideal Carnot heat engine.
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| | Coefficient of performance of ideal Carnot heat pump.
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| | Irreversibility of heat engine.
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| | Thermal efficiency of Curzon-Ahlborn engine.
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| Section 3.7 | Melting and Vaporization: Entropy and Phase Change
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| | Balance of entropy for phase transition (reversible).
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| | Balance of energy for material undergoing phase transition.
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| | Balances of amounts of substance.
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| | Rate of change of entropy of material undergoing phase change (lambda_m: latent entropy of phase change)
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| | Energy current in heating or cooling during phase change.
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