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Your search keyword '"Metals -- Surfaces"' showing total 5 results
Start Over Descriptor "Metals -- Surfaces" Publisher science news/society for science and the public
5 results on '"Metals -- Surfaces"'

1. Registering visitors to metal surfaces

Author

Peterson, I.

Subjects
Metals -- Surfaces, Molecular probes -- Innovations, Science and technology, Innovations
Abstract

The place a foreign atom or molecule occupies on a surface can have an important effect on chemical processes. Now, researchers have a new tool for determining whether such a [...]

Published
1996

2. Probing mercury's atomic skin

Subjects
Metals -- Surfaces, Mercury -- Analysis -- Research, Science and technology, Analysis, Research
Abstract

Like the atoms of any liquid, those within a droplet of mercury move around randomly. They settle into no particular orderly arrangement. The situation is somewhat different at the drop's [...]

Published
1995

3. Metal against metal

Author

Peterson, Ivars

Subjects
Metals -- Surfaces, Friction -- Models, Science and technology, Models
Abstract

The causes and characteristics of friction at the atomic and molecular levels have been the subject of a wide range of studies, including computer simulations (SN: 5/30/92, p.360) and experiments [...]

Published
1995

4. Rippling the surface of an electron sea

Subjects
Electron mobility -- Portrayals -- Usage, Metals -- Surfaces, Scanning tunneling microscopy -- Usage, Science and technology, Usage, Portrayals
Abstract

If it weren't for the unnaturally luminous colors, you might think you were looking at ripples centered around a pair of barely submerged rocks in a pool of water. But [...]

Published
1993

5. A metal's many faces; a new mathematics helps elucidate how metals are put together

Author

Peterson, Ivars

Subjects
Crystals -- Growth, Surface energy -- Research -- Models, Metals -- Surfaces, Science and technology, Company growth, Models, Research, Growth
Abstract

A METAL'S MANY FACES A metal's etched surface typically showsa jumble of grains jammed together. This grain structure is a natural result of crystal growth. Each grain is a single [...]

Published
1987

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