>>> (I suspect) much of a valve's rad-hardening is due to sheer size,
>> It is.
> I remember reading that the tiny field-emission vavles etched into
> a silicon chip ... are considerably more radiation hard than
> conventional transistors on the same chip.
Physical separation of the electrodes helps some as well.
Lee.
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Received on Wed Jun 23 2004 - 03:33:21 BST