Diffuse-light-scattering study of Pb(110) surface-roughening-melting transition.

作者: H-N Yang , K Fang , T-M Lu , G-C Wang , None

DOI: 10.1103/PHYSREVB.47.15842

关键词: MicrostructureChemical physicsThermodynamicsMaterials scienceDiffractionIrreversible processHysteresisLight scatteringScatteringSurface finishDiffuse reflection

摘要: It is shown that diffuse-light (DL) scattering sensitive to the surface atomic roughening transition and melting transition, both of which occur on Pb(110) surface, have been independently characterized using high-resolution low-energy diffraction other techniques. From DL we also show long-range surface-step fluctuations are destroyed during process cooling after heated up above temperature, revealing irreversible nature transition. This irreversibility was not observed techniques than

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