Thermodynamics Forum

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Graduate Is a mazer essentially a transistor for radiation?
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Undergrad Why can we assume the temperature of a fluid is T_sat?
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Graduate 1st law, 2nd law, entropy by Gyftopoulos / Beretta is confusing
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High School Why Does a Ball Bounce Back from a Wall But Not from Sand?
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Graduate Non-Linear optics vs The 2nd Law of Thermodynamics
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Graduate See gases with consumer IR camera
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Undergrad Calculate the energy in a sauna hot stone
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Graduate Exceptions to the Laws of Physics: Newton's Third Law
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High School Difference between W=-(ΔU) and negative U.
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Graduate Enthelpy Transformation: P=Constant, ΔH=Q?
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Undergrad Can the internal energy of the surroundings change in an irreversible cycle?
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Undergrad Difference between using temperature in Celsius and Kelvin
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Graduate Thermodynamics of an Arctic greenhouse?
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Graduate Kirchhoff law for absorption and emission of a gas
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Graduate Thermodynamics : https://www.youtube.com/watch?v=uc9P5yb3Xtc
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Graduate Deriving the thermodynamic beta from Lagrange Multipliers
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Graduate Temperature variation within thermocouple in Seebeck mode
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Undergrad Are There Always Conditions for Writing Q=CΔT in Heat Transfer Processes?
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Undergrad IR heat reflectivity and engines
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Graduate Functionality of draft Tube in Turbine
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Graduate Refuting the idea of entropy equalling "disorder"
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Undergrad What temperature do thermocouples show? Static or Total?
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Graduate Black bodies, perfect reflection and heat transfer
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Graduate Temperature of a radioactive material
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Graduate Reflexion and transmission in case of heating
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Undergrad Pressurization rate vs. Mass Flow rate
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2K
Undergrad Is there some sort of heat conductive wave?
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Graduate Einstein's theory for specific heat
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Undergrad Help understanding internal energy
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2K
Undergrad Can I Calculate Temperature Release from Energy Change in a Body?
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Undergrad What is the significance of thermal expansion coefficients in material research?
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High School Time & Temperature: Proportional or Inverse?
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Undergrad Heat is infrared radiation....
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3K
Undergrad Radiation of Body: Is It True?
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Undergrad Why the temperature remains constant at the boiling point?
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Undergrad Fin area and heat transfer direction
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Undergrad Measuring vacuum w/ hot filament - calculation (pirani gauge)
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High School What Causes the Heat in Your Vehicle's CD Player?
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Undergrad Understanding Ideal Gas Equation in Arbitrarily Shaped Containers
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Undergrad Fire & Combustion: Questions Answered
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Undergrad Is there a boiling analog to sublimation?
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Graduate Thermodynamic cost of information processing (or lack thereof)
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Graduate How to calculate blackbody temperature from radiance band?
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High School Is Radiation Defined as Mass Transfer or Heat Transfer?
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Graduate How do we measure gibbs free energy for irreversible processes?
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Undergrad How Hot Does a Human Body Burn?
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Graduate Resolution to Gibbs' entropy paradox?
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Undergrad Does ice really melts if in conctact with reservoir at 0°C?
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Graduate Efficiency of engine when non-boundary work done is done?
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Graduate Bosons at very high temperature
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Graduate Big debate: following process is reversible or not
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High School Black vs Shiny Metal for a Storage Container Outdoors
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Graduate Internal energy in irr. process with molar heat not constant
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Graduate Calculating Entropy of Systems
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Undergrad What are state functions in chemical thermodynamics?
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High School Understanding Supercritical Fluids: Properties, Risks, & Applications
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Graduate Heat transaction of a non-ideal gas
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Undergrad Heat Transfer Q&A: Sun, Metal Heat Sinks, & Conductivity
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Graduate On the possibility of making an engine with efficiency 1
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Undergrad How is thermal energy stored in different types of materials?
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Undergrad Siphoning through a straight tube
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2K
Undergrad Will two lasers deliver exactly double the heating?
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Graduate What is the mechanism of heat transfer and air flow in coffee roasters?
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Undergrad Calculation confirmation needed -- energy stored in heated water
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Undergrad Newton's 2nd Law: Force, Mass, & Acceleration
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Undergrad AC Alternator Load Loss on Engine Performance
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High School Is this just the first thermodynamic Law?
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High School Why is Rankine Measured in Degrees?
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High School How Are Joules and Newton's Energy Transfer Related?
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Undergrad Understanding HVAC Superheat: Common Issues with Calculating Target Levels
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Undergrad Thermal Radiation of a steel ball
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Undergrad What sort of energy can be stored?
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High School Deriving pV=NkT from N=Na*n and k=R/Na
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Graduate Is a binary distillation column limited by Carnot?
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Graduate Entropy change of environment during an irreversible process
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Graduate Radiant heating of air trapped in hollow glass spheres....
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Graduate Stereo and home theater physics problem for fun
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High School How to distinguish order and disorder?
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Undergrad Relation between 'P' and 'V' for an Adiabatic process
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High School Why isn't rubber a better thermal insulator than styrofoam?
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Undergrad Pool Siphon: Can Circular Loop Work?
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Undergrad What is the difference between entropy reversibility and irreversibility?
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Undergrad The energy lost when mixing two boxes of gas
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Graduate Another "Partial Derivatives in Thermodynamics" Question
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Undergrad How to measure the temperature of liquid in sealed container
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Undergrad Difference between Isothermal and Adiabatic?
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Undergrad Understanding a practical cooling situation
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Undergrad Help with Experiment on Batteries
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Graduate Entropy: second law for systems with zero input net energy
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Graduate Fermi Function at High Temperature
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Graduate Negative Kelvin temperature? (Recent Science paper)
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High School Diffusion: Noteworthy Papers Explaining Why/2nd Law of Thermo
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Graduate About Entropy and Poincare Recurrence
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Undergrad Cylinder Compression: Pressure & Temperature Change
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Undergrad How Do Carnot's Efficiency Formulas for Heat Engines Align?
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High School Which cheap metal would absorb and radiate heat well?
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Undergrad Why the heat of vaporization decreases with increasing temperature ?
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Undergrad Temperature Profile -- temperature-length curve of a metal bar
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High School Two friends A and B went to a restaurant and ordered a cup
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Undergrad Does Wearing Black at Night Keep You Cooler?
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