580 citations
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Showing 2008 · cond-mat.stat-mechShow all
3 papers · 2 filters
cond-mat.stat-mech2008★ 187 cited
Efficiency at maximum power of Feynman's ratchet as a heat engine
Z. C. Tu
The maximum power of Feynman's ratchet as a heat engine and the corresponding efficiency () are investigated by optimizing both the internal parameter and the external load…
cond-mat.stat-mech2008★ 11 cited
Optimal path of diffusion over the saddle point and fusion of massive nuclei
Chun-Yang Wang, Ying Jia, Jing-Dong Bao
Diffusion of a particle passing over the saddle point of a two-dimensional quadratic potential is studied via a set of coupled Langevin equations and the expression for the passing…
cond-mat.stat-mech2008★ 16 cited
The Third Law of Quantum Thermodynamics in the Presence of Anomalous Couplings
Chun-Yang Wang, Jing-Dong Bao
The quantum thermodynamic functions of a harmonic oscillator coupled to a heat bath through velocity-dependent coupling are obtained analytically. It is shown that both the free en…