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A variational principle in classical thermodynamics

 

作者: H. A. Buchdahl,  

 

期刊: American Journal of Physics  （AIP Available online 1987）
卷期: Volume 55, issue 1  

页码: 81-83

 

ISSN:0002-9505

 

年代: 1987

 

DOI:10.1119/1.14975

 

出版商: American Association of Physics Teachers

 

关键词: THERMODYNAMICS;VARIATIONAL METHODS;ENTROPY

 

数据来源: AIP

 

摘要:

Classical thermodynamics as usually formulated is remarkable for the total absence of any variational principles. It is shown here that as far as its implications for quasistatic transitions are concerned the Second Law can be formulated as a variational principle which guarantees the existence of an empirical entropy function.

 

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