Thermodynamics Forum

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What is the relationship between TdS and dU in the thermodynamics identity?
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How did H.K. Onnes measure temperature and resistivity?
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Thermal dilation formula discrepancy?
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5
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Can black body retain it`s absorbed heat energy?
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Cherenkov Radiation: Investigating the Angle
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Photon upconversion and second law of thermodynamics
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Is Infrared Light a kind of light or just heat?
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Thermal expansion of air inside a bottle -- some questions....
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Using an IR Thermal Gun to check for steam passing valves
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Change of Temperature from Work in Hydrostatic System
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Heat transfer from a closed cylinder filled with fluid
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Kinetic & Potential Energy of 0° Ice/Water: Examined
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What factors affect the heating time of a water bottle on a radiator?
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Confusion about relation of entropy with temperature.
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Why does entropy increase when hot water is mixed with cold?
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Why do hot metals emit radiation - atom vibrations?
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MRI & White Gold: Is Heating a Risk?
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Viscosity and thermal diffusivity in liquids and gases
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Entropy and heat bath/reservoir
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1st Law of Thermodynamics?
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4
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Mechanical Collision: Measuring Sound & Heat
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5
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Endurance limit / fatigue strength at high temperatures
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Measurable consequences of entropy of mixing
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Finding the Condensed amount of water from a changing Temperature Airmass
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Trying to reconcile two definitions of Entropy
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Is there a highest temperature?
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Heating a small greenhouse - heat loss
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What Is the Frequency of Radiation Emitted by a Constantly Accelerating Charge?
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Nearly Perfect Efficiency - 2nd Law of Thermodynamics
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Thermal efficiency of a Diesel engine
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Does entropy increase with improbability?
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Time to warm a volume of air to room temperature in a container
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Weird sound coming from thermos flask
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5
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Trouble understanding Newton's Third Law in Pulleys
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Would an object heat up or cool down more quickly?
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Relation between pressure and volume when heating a gas
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Question about Gibbs free energy from Kubos' Thermodynamics
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10
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Do Windmills Violate the Second Law of Thermodynamics?
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8
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Enthelpy in Throttle Process (Joule–Thomson expansion)
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1
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Understanding Entropy and the 2nd Law of Thermodynamics - comments
2
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65
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Isothermal Expansion: Explained
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2
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Surprise? Entropy changes for systems in a canonical state
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1
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Partial derivatives and thermodynamics
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Blackbody Radiation: Explained!
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19
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Do SI Units Eliminate the Need for Mechanical Equivalent of Heat?
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5
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Can Atoms Be Stretched and Do Rigid Bodies Heat Up Under Force?
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Unlocking Realistic Rotational Collisions with Physics & Graphics Engines
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Light from Cherenkov radiation
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2
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Temperature of Space: Atomic/Molecular Motion & Equilibria
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3
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Difference Between Heat & Agitation - Atomic Scale
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3
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Heat energy input from a hot source in a heat engine
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11
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Internal energy and total heat of universe
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3
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Relation of EM radiation equation to radioactive decay
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3
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Correct statement of 2nd law of thermodynamics?
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Kelvin and Platinum Temperature Scale.
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3
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Cooler objects able to increase the temperature of warmer objects?
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35
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Emitted Radiation: Understanding Radiative Damping & Frequency Multiples
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Why is blackbody radiation continuous?
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Newton's first law of motion and Inertial Systems
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2
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Thermal Night Vision: Physics Explained
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Absolute zero temperature is impossible to achieve?
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6
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Straight line plot of bipolar transistor - temperature?
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13
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Can a Body of Water's Temperature Rise Linearly with Constant Heating?
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Heat engines can organize thermal energy
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Change of radiation pressure of sunlight w.r.t. distance
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Newton´s second law: Force definition? (Philosophy matter).
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Energy of beamed EM field that can heat human tissue
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1
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995
Computer engineering projects for physics. Proposals?
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2
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Modeling analytical solution of 1D heat equation
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Elastic collisions and Newton's third law
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2
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Question from a layperson: Particles & temperature
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4
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Calculating Temperature Change for Heat Exchanger
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2
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Thermal radiation in transparent objects
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5
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No sublimation for human body in vacuum? [Thermodynamics]
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Thermal equilibrium and isolation
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Does capillary action use water heat energy?
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2
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Fluid mechanics/heat transfer - meaning of Nusselt number
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Ideal Gas Equation and Temperature change?
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6
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How to find internal energy with constant temperature?
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1
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Question about the Hamiltonian and the third law of thermodynamics
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2
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What Are the Correct Units for Kepler's Third Law?
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2
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Saturated VapourPressure of Steam above Critical Temperature
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Why Does the Chain Rule in Thermodynamics Include a Negative Sign?
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1
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Logical explanations of factors, Heat transfer coefficient
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22
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Correlated-k method (absorption of radiation)
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3
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What is the net advection of sensible and latent heat?
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Questions About Stephan's Law of Thermal Radiation
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5
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Is Your Steam Saturated or Superheated?
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Liquid temperature under pressure
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Reversibility in thermodynamics
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Heat transfer: transient state
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Cyclic Thermodynamic processes
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14
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Temperature as a property of matter
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Show that Temperature remains unchanged in phase changes
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8
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One Stroke Engine: The Efficiency and Elimination of 2 and 4 Stroke Designs
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10
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Fluid temperature change over cold surface?
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13
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Can Entropy Be Expressed as a Power Series in Terms of Internal Energy?
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7
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Radiation Induced Reduction of Fe3O4
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Mathematical model of Newton's first law
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31
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How do living beings evolve in a universe with increasing entropy?
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46
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