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variables
Course: PHYS 831, Spring 2008School: UVA
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Variables Generalized Thermodynamic forces Pressure Surface tension Tension Magnetic field Electric field Chemical potential Temperature P Generalized displacements J H E Volume Area Length Magnetization Polarization Number Entropy V A L M P N S T Write X for V, A, L, (VM), or (VP) Write Y for (-P), , J, H, or E Potentials Energy Enthalpy Helmholtz free energy Gibbs free energy Grand potential E H A G E-XY...
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Variables
Generalized Thermodynamic forces
Pressure Surface tension Tension Magnetic field Electric field Chemical potential Temperature P
Generalized displacements
J H E Volume Area Length Magnetization Polarization Number Entropy V A L M P N S
T
Write X for V, A, L, (VM), or (VP) Write Y for (-P), , J, H, or E
Potentials
Energy Enthalpy Helmholtz free energy Gibbs free energy Grand potential E H A G
E-XY E-ST E-TS-XY E-TS-N
dE = TdS + YdX + dN dH = TdS - XdY dN + dA = - SdT + YdX + dN dG = - SdT - XdY + dN d = - SdT + YdX - Nd
Response functions
Heat capacity at constant X Heat capacity at constant Y Compressibility Thermal expansion coefficient Magnetic susceptibility
CX CY
E T X H T Y
- 1 V V P S or T
S or T P S ...
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UVA - PHYS - 831
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Manipulating DifferentialsA differential relation dF = Adx + Bdy contains a great deal of information, and can be manipulated much like an algebraic relation. For instance, the following derivations are valid: (a) Set dy = 0 and divide by dx: F = A.
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Physics 521 Theoretical MechanicsFall 2008Phys 521 Theoretical Mechanics is a capstone course in the theory of classical mechanics. We will cover in detail the motion of particles and rigid bodies, with an emphasis on problem-solving techniques.
UVA - PHYS - 831
UVA - PHYS - 831
UVA - PHYS - 831
UVA - PHYS - 521
Page 1 of 2mhtml:file:/E:\hints1.mht8/30/2007Page 2 of 2mhtml:file:/E:\hints1.mht8/30/2007
UVA - PHYS - 521
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