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.
This content is only available via PDF.
© 1987 American Association of Physics Teachers.
1987
American Association of Physics Teachers
AAPT members receive access to the American Journal of Physics and The Physics Teacher as a member benefit. To learn more about this member benefit and becoming an AAPT member, visit the Joining AAPT page.