Thermodynamics Forum

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Second Law of Thermo: Is Entropy Decreasing Possible?
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Heat Loss & Mass: Kinetic Theory Explained
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7K
Enthelpy ,gibbs free energy, helmholtz free energy
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1
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Why is Entropy Highest at Lowest Energy?
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16
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3K
Vibrational /rotational temperature?
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3
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3K
Thermal transfer improvement from adding fins
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1
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Modifying the heat equation for multiple sources
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1K
Entropy, chemical potential, temperature
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Thermodynamics? number crunching thermal conductivity
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[Thermodynamics] Is this even possible?
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1K
Why does ITC measure Enthelpy, not Gibbs Energy?
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I thought enthelpy meant total internal energy?
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7
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2K
Surface tension dependence on temperature
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4
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3K
Does Heat Transfer Always Lead to a Decrease in Temperature?
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5
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2K
Does a Hairdryer blow harder with heat
2
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59
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12K
Does exposure to radiation continue emitting rays?
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7
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2K
First law of thermodynamics of gas
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5
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2K
Absorption of radiation from a 'cooler' source
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39
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5K
What is translational entropy?
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4
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17K
Relationship Between Kinetic Energy and Temperature
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3K
Thermodynamics - dependence of molar fraction on temperature
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1
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Conceptual problem on Newton's Third Law
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Entropy for Reversible and Irreversible Processes
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5
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3K
Simple Method to Measure Thermal Conductivity of Insulation
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2K
Is entropy a measure of disorder ?
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5
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2K
Will temperature of gas increase or decrease, from the formula PV=nRT?
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11
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3K
Heat Generated due to Spinning Disc
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3K
Does a Fan On a Wood/Coal Stove Produce More Heat or Just Dispurse It?
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24
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12K
Pulsar radiation at quantum level
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2
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1K
Heat Loss and Energy Remaining Between Two Identical Materials
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13
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3K
Overunity from Heating and Cooling
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7
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3K
Relationship between Velocity, Kinetic Energy, and Heat
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10
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5K
Thermal physics - how are Cp and Cv used?
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5
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12K
Does this equation exist? (Latent heat, temperature, entropy)
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2
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2K
Questions about entropy, normal force, and the human body
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3
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2K
Water Cooling Heat Transfer Calculations
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9
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73K
Rijke tube: Why Sound is maximum when heated 1/4th length from bottom
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5
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3K
What is the minimum temperature to make lasingaction possible in laser
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2
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1K
Gibbs free energy and enthelpy relationship
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2
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2K
Airborne particle focusing in heated chamber using thermal emission?
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13
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3K
Average energies (thermodynamics)
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8
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2K
Density of moist air at high temperatures?
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11
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5K
Calculating Inner Wall Temperature of Cylindrical Rocket Engine
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3
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2K
Thermodynamics: deriving the quantum volume
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7
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1K
What affects heat transfer within a material?
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2
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2K
Why is U used instead of Q to define temperature?
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7
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2K
Thermodynamics and Open Systems
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7
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3K
Heat transfer and time needed to reach thermal equilibrium
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7
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9K
Interaction of radiation with matter
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9
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3K
What determines the shape of the temperature-entropy graph?
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1
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2K
Big Bang Entropy: Constant or Increasing?
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6
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3K
The thermodynamics of stretched rubber, a function of speed?
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1
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1K
Differential form of the first law of thermodynamics
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22
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19K
How does heat transfer relate to work and internal energy change?
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7
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3 Cars Meets Newtons Second Law
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Can Gravitational energy be derived from First Law of Thermodynamics?
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28
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4K
Why Are Isothermal Process Assumptions Necessary in Thermodynamics?
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3
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2K
Higher temperature gradient result in heat traveling further/faster?
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4
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2K
Understanding Heat Engines: Exploring the Second Law of Thermodynamics
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4
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2K
How does temperature in Celcius affect enthalpy in a compressed liquid?
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2
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2K
Defining a thermodynamic system completely
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7
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Derivation for black body radiation. What is the 2 bout?
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2
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2K
How do you determine the u-factor of a window assembly?
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4
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2K
Heat Radiation in Thermodynamics
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17
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3K
Equating Heat and Einstein's equation confusion
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2
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Dipole Radiation: Practical Considerations
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Thermodynamics and heavy use of partial derivatives
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2
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Comparing Reusable & Reliable Methods to Keep Babies Warm
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1
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2K
If enough heat is applied to an object, will it reach escape speed?
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37
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4K
Using Fluid mechanics to rate power output of an engine.
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6
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2K
Solve Mystery of qrev & ΔS for Reversible Heat Gain
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13
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Osmosis and entropy/free energy and mixing.
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10
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12K
Contradiction in laws of thermodynamics
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6
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Damped Electric Oscillator: Blackbody Radiation & Energy Conservation
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6
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Engine thermal efficiency and Volume ratios
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5
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3K
Combining thermal conductivity
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4
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28K
Thermodynamics problem, nonsense
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3
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2K
Albedo shouldn't change the temperature
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2
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Concentric Tube Heat Exchanger - Clarification on Energy Balance
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2
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Heat Exchanger Metric Formulas
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What Are Oscillations and Standing Waves in Black-Body Radiation?
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3
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Relating Helmholtz & Gibbs Free Energy: F=G-PdV+VdP
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2
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Fractals- complex but having minimal entropy?
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7
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3K
Constant Volume Gas thermometer
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2
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Searle's experiment for measuring the thermal conductivity of copper
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2
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11K
Can Heavy Metals and High-Speed Electrons Explain X-ray Production?
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3
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Calculating compressed air expansion when heated
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2
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Heat in Atmosphere: Why are Mountains Nearer to Sun?
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10
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Questions about the derivation of the gibbs entropy
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3
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Why Hot Water in Smaller Quantities is Less Painful
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Does Electric Field Heat Up Conductors? Investigating Dipoles & Heat
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15
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Question about the practical benefits of heat pumps
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24
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Understanding entropy generation
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Heat equation on a half line: Techniques for Solving and Verifying Solutions
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5
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Reversible cycles and entropy generation
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3
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Does the Ground State of a Bose Gas Have Zero Entropy?
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1
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Enthalpy vs Helmholtz: Understanding the Difference
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11
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Proof for the 2. Law of thermodynamics ?
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15
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4K
Thermodynamics: internal energy
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1
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Direction of vibration of molecule with respect to transfer of heat
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