DC Field | Value | Language |
---|---|---|
dc.contributor.author | Shin, Hyun Kyung | ko |
dc.contributor.author | Choi, Bongsik | ko |
dc.contributor.author | Talkner, Peter | ko |
dc.contributor.author | Lee, Eok-Kyun | ko |
dc.date.accessioned | 2015-03-27T07:48:37Z | - |
dc.date.available | 2015-03-27T07:48:37Z | - |
dc.date.created | 2015-01-13 | - |
dc.date.created | 2015-01-13 | - |
dc.date.issued | 2014-12 | - |
dc.identifier.citation | JOURNAL OF CHEMICAL PHYSICS, v.141, no.21 | - |
dc.identifier.issn | 0021-9606 | - |
dc.identifier.uri | http://hdl.handle.net/10203/194470 | - |
dc.description.abstract | Based on the generalized Langevin equation for the momentum of a Brownian particle a generalized asymptotic Einstein relation is derived. It agrees with the well-known Einstein relation in the case of normal diffusion but continues to hold for sub-and super-diffusive spreading of the Brownian particle's mean square displacement. The generalized asymptotic Einstein relation is used to analyze data obtained from molecular dynamics simulations of a two-dimensional soft disk fluid. We mainly concentrated on medium densities for which we found super-diffusive behavior of a tagged fluid particle. At higher densities a range of normal diffusion can be identified. The motion presumably changes to sub-diffusion for even higher densities. | - |
dc.language | English | - |
dc.publisher | AMER INST PHYSICS | - |
dc.subject | BROWNIAN-MOTION | - |
dc.subject | TRANSPORT | - |
dc.subject | DYNAMICS | - |
dc.subject | LIQUIDS | - |
dc.subject | DECAY | - |
dc.title | Normal versus anomalous self-diffusion in two-dimensional fluids: Memory function approach and generalized asymptotic Einstein relation | - |
dc.type | Article | - |
dc.identifier.wosid | 000346014200014 | - |
dc.identifier.scopusid | 2-s2.0-84915820002 | - |
dc.type.rims | ART | - |
dc.citation.volume | 141 | - |
dc.citation.issue | 21 | - |
dc.citation.publicationname | JOURNAL OF CHEMICAL PHYSICS | - |
dc.identifier.doi | 10.1063/1.4902409 | - |
dc.contributor.localauthor | Lee, Eok-Kyun | - |
dc.contributor.nonIdAuthor | Talkner, Peter | - |
dc.type.journalArticle | Article | - |
dc.subject.keywordPlus | BROWNIAN-MOTION | - |
dc.subject.keywordPlus | TRANSPORT | - |
dc.subject.keywordPlus | DYNAMICS | - |
dc.subject.keywordPlus | LIQUIDS | - |
dc.subject.keywordPlus | DECAY | - |
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