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arXiv physics/0608283physics.flu-dyn
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垂直振动颗粒物质的Phase Diagram

Phase Diagram of Vertically Shaken Granular Matter

Peter Eshuis, Ko van der Weele, Devaraj van der Meer, Robert Bos, Detlef Lohse

摘要:

本文对准二维容器中浅的、垂直振动的颗粒床进行了实验研究,得到了比以往任何研究都多的现象:(1)弹跳床,(2)起伏,(3)颗粒莱顿弗罗斯特效应,(4)对流卷,(5)颗粒气体。这些现象和它们之间的过渡的特点是无量纲的控制参数,并结合在一个完整的实验相图。

英文摘要:

A shallow, vertically shaken granular bed in a quasi 2-D container is studied experimentally yielding a wider variety of phenomena than in any previous study: (1) bouncing bed, (2) undulations, (3) granular Leidenfrost effect, (4) convection rolls, and (5) granular gas. These phenomena and the transitions between them are characterized by dimensionless control parameters and combined in a full experimental phase diagram.

机构、总结、中文摘要均由AI分析而来,可能存在错误,请以论文正文为准。

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