Thermodynamics Forum

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Something > Carnot efficiency ? WTF?
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A practical question about thermodynamics
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In the universe, without a heat source does it take energy to cool?
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Cannot Concentrate Blackbody Radiation
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What Causes Heat Transfer? Understanding the Forces Behind Thermal Equilibrium
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Entropy Changes in Reversible Engines: Is the Total Change Always Zero?
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Does the 2nd law of thermodynamics need to be postulated?
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2nd Law of Thermodynamics question
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Compressed gas and heat transfer
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Heat Transfer black-body cube Problem
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How much energy to heat a room, and heat pump efficiency?
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Is a radiation heat pump possible
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Max Entropy: Second Law of Thermodynamics & Its Effects
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Applying a heat-resistant mark to ceramic
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Harmonic oscillator in a heat bath
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Newton's Second Law and Inertial Frames Of Refence
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How Do Scientists Measure Extreme Temperatures in Various Environments?
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Debunking the Tire PSI Debate: Ground vs. Lifted Weight Impact
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What Are the Causes of Global Warming and Its Impact on Our Air Supply?
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Clarification About Waste Heat
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Pulling or pushing a piston slowly - Heat transferred?
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Equivalence of Boltzmann and Clausius entropy
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Heat energy transmitted from Lightbulbs
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Oil Heater, Humididy, Heating Cold Air
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Absolute Entropy in an isolated gas
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6
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Calculating temperature change
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Why does beer freeze when opened in hot temperatures?
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Heat equation with const. heat source
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Home Made Pool Heater: Calculate Heating Time & Coal Use
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Dissipation due to heat conduction
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Question about change in entropy of a compound
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Internal and thermal energy vs Temp?
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What Is Inertia and How Does It Influence Motion?
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Understanding Entropy: Molar Entropy of Helium vs Argon
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Understanding Entropy: Micro vs. Macro States of a Cracked Egg
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Unpacking the Meaning of Specific Heat Capacity in Base Units
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Heat Pump Powered Steam Engine
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6
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Adding heating elements in series. Will this work?
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16
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How can multimeter measure temperature?
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1
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Jet Engine Thrust in Atmosphere vs Space
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14
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Where Can I Find an Enthalpy Calculator That Includes Pressure?
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Measuring the gas temperature inside a vessel on the outside of the vessel
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Calculating heat transfer coefficient from experimental data
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Thermodynamics & Degrees of Freedom
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5
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2 Identical Objects in Thermal Contact
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Finding Temperature with Speed?
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4
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2nd law of Thermodynamics and black body brightness function
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4
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Heating oil and outside temperature
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Clothes Iron versus baseboard heater
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What is the derivation of the torque formula for a piston engine?
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Why is the Carnot engine considered the most efficient?
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Radiation from an ideal LC tank circuit
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Is there a relationship between temperature and gravity
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Heat transfer equation within soils
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Heat transfer rate to heating time
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3
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Temperature: Definition & Measurement
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How Do Rockets Demonstrate Newton's Third Law of Motion?
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Thermal expansion coefficient for liquids.
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Entropy and multiplicity of a gas when adding/removing wall in container
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Is 2 Million Disintegrations Per Minute a Dangerous Level of Radiation?
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Temperature measurement with a Pyromter
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A question on thermal radiation
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Efficiency of heat pump and refrigerator
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UN: How Will the Sun's Life Cycle Affect Our Existence?
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Building a Bimetallic Thermometer: Aluminium and Brass Sheets
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Synchrotron Radiation Units: Photons/s/mrad^2/1%BW
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Entropy of a perfect gas at 0 kelvin
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Theorems of Liouville and Poincare & their relation to entropy
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Calc based physics thermodynamics
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Newton's Third Law of pushing a box
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Negative Temperatures: Understanding the Impossible
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10
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Sound wave energy transfer to heat water?
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5
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What is (Subject: Thermodynamics)
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Pizza: Latent Heat & Burning Tongue
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10
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Herztian dipole + radiation patterns
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Thermodyamics, total differentials and integration.
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5
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How a Cathode Heater Works: A Clear Explanation
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Does Gravity Affect Entropy Levels in Self-Gravitating Systems?
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Solving the Enthalpy Equation in C++
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Wave questions and Čerenkov radiation
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5
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Mathematical and conceptual prerequisites of thermodynamics
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Thermal Conductivity Definition
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Imperfections of classical thermodynamics
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Derivation of Entropy Eq - For Smart People
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Can Radiation Be Converted to Electricity?
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Standard deviation of the energy of a system in a heat bath
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How does heat cause radiation? And what role do electrons and spin energy play?
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Heat: blankets v sleeping bag
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Radiation Problem: Balancing Net Radiation of Two Spheres
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Heat absorption, IR - light - UV, differences?
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What is considered low temperature in Debye/Einstein theories?
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Calculate a thermal expansion pitch change
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Specific heat capacity for a monocromatic gas
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Ways to bend radiation question?
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2
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Does Radiation from a Colder Body Affect a Hotter Body in a Vacuum?
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Thermal Radiation from a Liquid or Gas
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3
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Is It Possible for Humans to Reverse Entropy?
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13
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Fate of matter with universal heat death
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4
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Radiation Heat Pump: Is It Possible?
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8
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Is Running Your Heat Pump 24/7 More Efficient? Debunking Common Myths
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11
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