Author: Robert Hyatt
Date: 19:47:20 02/27/03
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On February 27, 2003 at 21:30:09, Jeremiah Penery wrote: >On February 27, 2003 at 20:45:54, Steve J wrote: > >> One point I was trying to make was that every reduction in size is done >>with an exponential increase in cost. We will reach a time when the >>physics of very small devices will not allow for transistor that can be >>turned "on" and "off" at any reasonable cost. > >Could you explain this? Switching cost goes down with smaller feature size, so >why should it ever become prohibitive? He is talking about "cost == $$$" The smaller you make things, the harder it is to make them, and the more it costs, in terms of simple dollars... > >>Given that this is related >>to the size of the atom, it does not make much of a difference if the >>material is Silicon, GaAs, InP, or more exotic materials. > >Of course, atoms are not all the same size. The absolute difference in size is >tiny, but the relative difference may be several percent or more. If you go >from molecular to atomic sizes, the difference can be an order of magnitude or >more.
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