## Statistical Physics, Volume 5Elementary college physics course for students majoring in science and engineering. |

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Page 145

By using (6) and (2), the condition (7) becomes simply 0

#-(–1) = 0 Or B(E) - B'(E') (8) where we have introduced the definition = 0 in 9 —

169. B(E) = 0E T Q GE (9) and the corresponding definition for 8'(E').

By using (6) and (2), the condition (7) becomes simply 0

**ln Q**(E) alm Q'(E') - # * +=#-(–1) = 0 Or B(E) - B'(E') (8) where we have introduced the definition = 0 in 9 —

169. B(E) = 0E T Q GE (9) and the corresponding definition for 8'(E').

Page 270

(15a) where S = k

us to calculate the mean pressure exerted by a system if its entropy is known as a

function of its volume. We derived the relation (13) by considering how the ...

(15a) where S = k

**ln Q**is the entropy of the system. Note that this relation allowsus to calculate the mean pressure exerted by a system if its entropy is known as a

function of its volume. We derived the relation (13) by considering how the ...

Page 358

Eq. (30) can be written in the simple form

minus sign has been introduced in the definition (32) for the sake of convenience

so that the parameter Y will turn out to be positive [in accordance with (4.32)].

Eq. (30) can be written in the simple form

**ln Q**(E) =**ln Q**(E) + Be — $ye?. (33) Theminus sign has been introduced in the definition (32) for the sake of convenience

so that the parameter Y will turn out to be positive [in accordance with (4.32)].

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### Contents

Characteristic Features of Macroscopic Systems | 1 |

A I | 2 |

I | 6 |

Copyright | |

26 other sections not shown

### Common terms and phrases

absolute temperature absorbed accessible approximation assume atoms average Avogadro's calculate classical collision Consider constant container corresponding cules denote discussion distribution ensemble entropy equal equilibrium situation equipartition theorem example exchange energy expression external parameters fluctuations function given heat capacity heat Q heat reservoir Hence ideal gas initial internal energy interval isolated system kinetic energy large number left half liquid ln Q macroscopic parameters macroscopic system macrostate magnetic field magnetic moment magnitude mass mean energy mean number mean pressure mean value measured mechanics mole molecular momentum number of molecules occur oscillator particle particular partition phase space piston position possible values Prob quantity quantum numbers quasi-static random relation result simply solid specific heat spin system statistical statistical ensemble statistically independent Suppose thermal contact thermal interaction thermally insulated thermometer tion total energy total magnetic total number unit volume velocity