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Modification of surface structures and roughening phase transition in
Using high-resolution low-energy electron diffraction, we show that the thermal roughening transition of a clean unreconstructed Pb(110) surface can be altered  ...
[ 1-s2.0-016725849390964K-main.pdf?_tid=2426fdaa-8a4c-11e4-ad37-00000aab0f27&acdnat=1419302215_ddd35ecc3fe3d24ffb2183f0f25ed8cb - Read/Download File

Premelting of Thin Wires
Oct 5, 1994 ... a Au tip interacting with a Pb(110) surface at high temperature [6], this neck is seen to be ... phases (such as a liquid skin wetting the solid cluster) is also neglected. .... by a quench to 0K, is done to check the stability of the original structure. ... roughening transition of Pb(110) around 415K [19], and is further ...
[ 9410012 - Read/Download File

... TRANSITIONS. 15. 2.1 Overview of surface melting and roughening . ... 2.2 Surface structures associated with surface premelting . . . . . . . 26. 2.2.1 The ... 2.3. 1 Short review of the (1×1) ↔ (7×7) phase transition on Si. . 41 ..... native oxide, this process does not modify the surface features at the length scales revealed by  ...
[ Thesis VI2007.pdf;sequence=1 - Read/Download File

Melting and nonmelting of solid surfaces and nanosystems
3.1 van der Waals solids: interplay of roughening, preroughening, and melting. 11 ... Melting, certainly one of the longest known phase transitions, always appeared ... famous microscopic characterization of SM is that of Pb(110), first reported ..... structure of the liquid surface, very strongly fluctuating and totally devoid of.
[ cond-mat_0504680v2.pdf?sequence=1 - Read/Download File

fact that if we cleave an initially ideal unreconstructed surface the structure of the ... The roughening phase transition and the transition to the disordered struc- ..... Various modifications of the SOS model are conceivable and used to account .... nomena. The unreconstucted ßn(110), Pb(110), Cu(110) and Ni(110) roughen in.
[ a089z2p12.pdf - Read/Download File

Preparation and Characterization of Noble Metal Single Crystal
surface science, is to establish relations between the surface structure of an electrode and its .... lowering of the surface energy, is often connected with a phase transition and can be .... these two modifications are again limited to rather small single crystals ..... white and dull, indicating a certain roughening of the surface.
[ KiblerSingleCrystals2003.pdf - Read/Download File

Surface Sensitive X-Ray Scattering - Annual Reviews
X-ray diffraction, surface structure determination, synchrotron radiation. INTRODUCTION ... particular emphasis on the modifications required for surface sensitive .... study roughening transitions (9) and faceting transitions (10) and have proven to be a ..... Analysis of two-dimensional phase transitions with X-ray scattering is.
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Thermal dynamics at surfaces - Wiley Online Library
Oct 5, 2009 ... in equilibrium with its superfluid exhibiting surface roughening detected by ... Therefore second order phase transitions at surfaces are expected to be different from ... are deposited they may condense the adatom gas into mixed structures. ..... At low temperature, the uppermost atomic plane of Pb(110) is.
[ 2009_Brune_AP.pdf - Read/Download File

Melting and superheating of crystalline solids: From bulk to
It is also one of the most important phase ... 1193. 3.2. Phenomenological theory of surface melting . ... Modification of interfacial energy. ... Effect of interfacial structure on superheating . .... idea glass transition temperature (or Kauzmann temperature) ...... beam, they studied microscopically the surface melting of Pb( 110).
[ 2007 Mei QS-Prog Mater Sci.pdf - Read/Download File

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