Thermodynamics Forum

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A How was the Birch-Murnaghan equation derived for high pressure volume behavior?
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Radiation Safety: Understanding Exposure and Risk
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I Is this transformation irreversible?
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I Understanding Heat Capacity and Work: Clarifying Misconceptions
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A Free expansion of an ideal gas and changes in entropy
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B The Physics of blowing a puff of air
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I How Is the Partition Function of BaTiO3 Calculated in a Cubic Lattice?
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I Yet again about (real) gas compression
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I Heating gasses in space -- How could we make a greenhouse in space?
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A Energy hypersurface in a phase space (statistical physics)
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I Exploring Work Done in Quasi-Static & Non Quasi-Static Expansion
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B Question regarding Heat Transfer in Carnot Engine
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I Boltzmann Entropy Formula – Derivation
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A Resolve Discrepancies in Boltzmann's Equilibrium Theory
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B Can High Temperature Exist in Intense Gravitational Fields?
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I Physics of paper absorbing Water -- Doesn't this decrease Entropy?
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Problem understanding entropy (two different definitions?)
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I Expelling warm air from voids - what is left afterwards?
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B Question regarding using the expression $dE_{int}$=nC_vdT$
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B Does gravity defy the 2nd Law?
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I Are Boltzman's statistics compatible with a deterministic universe?
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B How accurate is the definition of heat?
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Smoke Alarms and radiation from them
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Superconductivity at "ambient temperature"?
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B How are thermodynamic laws related to one another?
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I Heat diffusion through grain mash to reach equilibrium
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I Gas compression - does it double the energy?
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I Is the hot weather causing bursting airbeams when camping?
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B Loschmidt's paradox and free gas expansion
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B Question about the definition of a partial derivative
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I How do we determine complex state equations for substances?
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I Water bath and water vapor + air mixture in a closed system
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A Will air turbulence in flexible airduct causes water condensation?
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I Thermodynamic constant -- misunderstanding
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I Minimization of thermodynamic equilibrium
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I How Can Internal Energy of the Canonical Ensemble Change (Fluctuate)?
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Determining Heat of Fusion for Ice: Calorimetry experiment
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I Derivation of the Canonical Ensemble
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I Is this proof of cp - cv correct
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I Can adding a second peltier cooler help lower temperatures even further?
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I Request for an example of minimum energy principle (thermodynamics)
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I Relative humidity question (cooling the air in a room)
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I Problem regarding understanding entropy
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I How to Operate a Swamp Cooler in Phoenix in June
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I Validity of the Boltzmann Distribution
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I Effect of attractive interactions on Gibbs free energy
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I Calculating the thermal coefficient between the insulated interior of a telescope instrument package and the cold ambient air outside
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I How Does Electron Spin Affect the Partition Function in Saha's Equation?
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A Experimental Studies of the Internal Energy of a real fluid
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I Experimenting with a vacuum pump
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I Questions about a System in Equilibrium
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I Is it cooler hanging ice packs from a fishnet bag or in a thermal lunch-bag?
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I Difference between the thermal and mechanical efficiency
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B Heat Pumps And The Peltier Effect
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Does a full fridge cost less money to run than an empty fridge?
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A Definition of entropy for indistinguishable and distinguishable particles
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I Vapour pressure/solubility of small and big grain surfaces and corners
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A Cavitation: radius of a bubble for compressible flow
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I What is the Role of Convective Heat Transfer in Cavitation of Cryogenic Fluids?
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B Question about Thermophotovoltaics (thermal heat engine)
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I Microstates of an atom in an energy state
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I Reading course in statistical physics
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I Understanding the Clausius-Clapeyron Formula: V_{l} and V_{g}
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A Derivation of Statistical Mechanics
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I How is target superheat table generated for R22 HVAC system
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B Simple liquid/gas law question and liquid transfer query
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I Magnetic fields are exceptions to the second law of thermodynamics?
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A How Does Quantum Theory Provide a Measure for Microstates in Phase Space?
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I Understand the Thermodynamic Identity: Is This Correct?
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Question about the rules of thermodynamics
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I Is this water pumping device using the Rankine cycle?
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B What Does Svante Arrhenius' Salt Water Experiment Reveal About Entropy?
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I How Does the Flow Equation Apply in Higher Dimensional Phase Spaces?
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B Did Sadi Carnot's Doubts Pave the Way for Clausius's Generalization in Physics?
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I Why Should the Total Number of States Equal the Volume of an Octant?
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I Interpreting Thermal Power in Cylinder with Source & Sink
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I Number of ways to distribute particles
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I Kappa factor in heat equation and heat Flux
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I Compressible choked gas flow through an orifice -- Excel formula
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I Equilibrium equation if the barrier allows particle exchange
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Help understanding "Heat capacity"
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Enthelpy and Isentropic compression/expansion
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I Pool Solar Heating - Help orienting the roof-top solar collector please
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I Probability in a small interval is ##P. dx##
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I Relating Entropy and the 2nd law
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I Can Continuous Approximation Improve Understanding of 1D Random Walks?
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I A System is the transfer of energy between two mediums?
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I Calculating Cooling Effect in Gas Cylinder Expansion
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A Calculating the heat loss of an open water tank (aquarium)
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A Vacuum Flask Thermodynamic Equation
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I Standard measure of distance from equilibrium for all systems
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B Infrared Detectors & The 2nd Law of Thermodynamics
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I Book suggestions for classical thermodynamics
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B Thermodynamics of Resistive Heating at Low Power
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I Elementary Ideas About Entropy -- Is this textbook example correct?
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B How Does Ambient Temperature Affect Aquarium Water Temperature?
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I Modeling the concentration of gas constituents in a Force Field
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I The Equilibrium Macrostate: Reif's Statistical Physics
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B HFC-134a Refrigerant & 2nd Law of Thermodynamics
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I Probability in statistical mechanics
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