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RE: ATM Easy way to estimate Angstrom ratings?

To: "'atm@shore.net'" <atm@shore.net>
Subject: RE: ATM Easy way to estimate Angstrom ratings?
From: "Arjan te Marvelde (ELN)" <Arjan.te.Marvelde@eln.ericsson.se>
Date: Tue, 17 Sep 2002 08:39:29 +0200
Reply-To: "Arjan te Marvelde (ELN)" <Arjan.te.Marvelde@eln.ericsson.se>
Sender: owner-atm@shore.net


Bill,

> We've been talking about mirror polish in terms of Angstrom 
> ratings.  20 
> Angstroms is attainable, 10 Angstroms is attainable with meticulous 
> technique, plate glass may allow 5 Angstroms, etc.

I hope everybody realizes that 5A is the order of the lattice constant for most crystalline materials? I mean that at this level you start to see the individual atoms in the surface. The packing in non-crystal is probably even less dense.

/AtM

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