Quasiperiodic oscillation and possible Second Law violation in a nanosystem. Quick, R., Singharoy, A., & Ortoleva, P. Chemical Physics Letters, 571:61-65, 2013. Website abstract bibtex Simulation of a virus-like particle reveals persistent oscillation about a free-energy minimizing structure. For an icosahedral structure of 12 human papillomavirus (HPV) L1 protein pentamers, the period is about 70 picoseconds and has amplitude of about 4 Å at 300 K and pH 7. The pentamers move radially and out-of-phase with their neighbors. As temperature increases the amplitude and period decrease. Since the dynamics are shown to be friction-dominated and free-energy driven, the oscillations are noninertial. These anomalous oscillations are an apparent violation of the Second Law mediated by fluctuations accompanying nanosystem behavior. © 2013 Elsevier B.V. All rights reserved.
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title = {Quasiperiodic oscillation and possible Second Law violation in a nanosystem},
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abstract = {Simulation of a virus-like particle reveals persistent oscillation about a free-energy minimizing structure. For an icosahedral structure of 12 human papillomavirus (HPV) L1 protein pentamers, the period is about 70 picoseconds and has amplitude of about 4 Å at 300 K and pH 7. The pentamers move radially and out-of-phase with their neighbors. As temperature increases the amplitude and period decrease. Since the dynamics are shown to be friction-dominated and free-energy driven, the oscillations are noninertial. These anomalous oscillations are an apparent violation of the Second Law mediated by fluctuations accompanying nanosystem behavior. © 2013 Elsevier B.V. All rights reserved.},
bibtype = {article},
author = {Quick, R and Singharoy, A and Ortoleva, P},
journal = {Chemical Physics Letters}
}
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