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Flying over Atoms




Silver


See larger version of surface image above and a image created with Vistapro.


Ag(111) surface imaged at 120 Kelvin.
The size of the image is 1600 angstroms x 1600 angstroms. The triangular shape is due to the thermal contraction of two different layers, Si(111) as substrate and Ag(111). These straight lines correspond to some unique crystallographic orientation. You are looking at a topographic view. Each step has vertical height of 2.5 angstroms. Individual atoms are not resolved due to the sea of electrons characteristic of a metal. The RAW data file is 1000 angstroms on a side.




Fly-over movies

Explore steps close to the surface. This movie includes music.

Take a fascinating look at some of the geometric shapes on the surface.

Take a quick look at closely stacked steps. This movie includes music.

Explore the flat surfaces, then climb steps to see the view from above.

Explore steep inclines and sudden drops dramatically set to music.

Tour interesting shapes with dramatic lighting and music.


Vistapro surface file: 7001Ag.DEM

For directions on using Vistapro to view this surface see the Vistapro Lesson.


Copyright © 1998 Division of Chemical Education Inc. of the American Chemical Society.
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