Heat capacity in nonequilibrium steady states

0367524 - FZÚ 2012 RIV FR eng J - Journal Article
Boksenbojm, E. - Maes, C. - Netočný, Karel - Pešek, J.
Heat capacity in nonequilibrium steady states.
EPL. Roč. 96, č. 4 (2011), "40001-p1"-"40001-p6". ISSN 0295-5075. E-ISSN 1286-4854
R&D Projects: GA ČR GA202/08/0361
Institutional research plan: CEZ:AV0Z10100520
Keywords : heat capacity * steady state * quasistatic process
Subject RIV: BM - Solid Matter Physics ; Magnetism
Impact factor: 2.171, year: 2011
http://iopscience.iop.org/0295-5075/96/4/40001

We show how to extend the concept of heat capacity to nonequilibrium stochastic systems. We derive a general formula for the steady heat capacity in which an additional term appears to the usual energy–temperature response. Examples illustrate how it can become negative when far from equilibrium.
Permanent Link: http://hdl.handle.net/11104/0202174