Entropy
Temperature
Statistical Mechanics
8.21 Lecture 8
Thermodynamics I:
Entropy and Temperature
September 25, 2009
8.21 Lecture 8: Thermodynamics: Entropy and Temperature
1 / 16
Entropy
Temperature
Statistical Mechanics
3 concepts for today
1. Entropy
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8.21 The Physics of Energy
Fall 2009
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The Basics: SI Units
Energy, power, force, pressure
The many forms of energy
Units
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8.21 The Physics of Energy
Fall 2009
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Otto cycle
Combustion and fuels
Real engines
Other engine cycles
8.21 Lecture 11
In
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8.21 The Physics of Energy
Fall 2009
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Thermodynamic Processes
Carnot engine
Stirling engine
8.21 Lecture 9
Heat Engines
S
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8.21 The Physics of Energy
Fall 2009
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Quantum wavefunctions
Rules of Quantum Mechanics
Quantum Mechanics of Particles
8.2
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8.21 The Physics of Energy
Fall 2009
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Entropy
Temperature
Statistical Mechanics
8.21 Lecture 8
Thermodynamics I:
Entropy
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8.21 The Physics of Energy
Fall 2009
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Heat capacity
Heat ow
Work from Thermal Energy
8.21 Lecture 4
Heat and Thermal Ener
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8.21 The Physics of Energy
Fall 2009
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Introduction: Why now?
Thermodynamics of heat extraction
Phase change in pure subst
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8.21 The Physics of Energy
Fall 2009
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Introduction & apologies
A tour of internal energy
Asides: Enthalpies of formation
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8.21 The Physics of Energy
Fall 2009
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The Energy Problem
Course Mechanics
Physics of Energy
8.21 Lecture 1
The Physics of
Introduction & apologies
A tour of internal energy
Asides: Enthalpies of formation &reaction
Case study I: Ethanol
II: Cement
III: The hydrogen economy
8.21 Lecture 7
Chemical (and Biological)
Energy
September 23, 2009
8.21 Lecture 7: Chemical (and Biolog
The Basics: SI Units
Energy, power, force, pressure
The many forms of energy
Units and
conversion
A tour of the energy landscape
CO2 and other greenhouse gases
Common sense and computation
8.21 Lecture 2
Units and the Scales of Energy Use
September 11, 20
Otto cycle
Combustion and fuels
Real engines
Other engine cycles
8.21 Lecture 11
Internal Combustion Engines
October 2, 2009
8.21 Lecture 11: Internal Combustion Engines
1 / 15
Otto cycle
Combustion and fuels
Real engines
Other engine cycles
Internal Comb
Introduction: Use & big picture
Fields, forces, work, and capacitance
Electrical energy loss: resistance
Transforming electrical energy
Phases
EM energy propagation
8.21 Lecture 5
Electromagnetic Energy
September 18, 2008
8.21 Lecture 5: Electromagnetic E
Kinetic Energy
Potential Energy
Air Resistance and Friction
8.21 Lecture 3
Mechanical Energy
September 14, 2009
8.21 Lecture 3: Mechanical Energy
1 / 15
Kinetic Energy
Potential Energy
Air Resistance and Friction
Mechanical Energy
2001 U.S. Energy Use By
The Energy Problem
Course Mechanics
Physics of Energy
8.21 Lecture 1
The Physics of Energy:
Introduction to Course
September 9, 2009
8.21 Lecture 1: Course Introduction
1 / 11
The Energy Problem
Course Mechanics
Physics of Energy
1. The Energy Problem
Ene
Introduction: Why now?
Thermodynamics of heat extraction
Phase change in pure substances
Qulaity and mixed phase
Thermo for owing uids
Vapor compression cycle I
8.21 Lecture 10
Phase Change Energy Conversion I
September 30, 2009
8.21 Lecture 10: Phase cha
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8.21 The Physics of Energy
Fall 2009
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Introduction: Use & big picture
Fields, forces, work, and capacitance
Electrical en