Radiant energy – Inspection of solids or liquids by charged particles
Patent
1990-01-31
1992-06-09
Berman, Jack I.
Radiant energy
Inspection of solids or liquids by charged particles
250307, 204412, 204400, 2041531, H01J 37252
Patent
active
051209594
ABSTRACT:
An apparatus for simultaneously effecting electrochemical measurement and measurement of tunneling current has an electrochemical cell having a sample, a counter electrode, a reference electrode and a tunnel probe. The tunnel probe comprises an elongate body having a pointed tip, the body being composed of gold, gold alloy, graphite or carbon compound.
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Adams Bruce L.
Berman Jack I.
Seiko Instruments Inc.
Wilks Van C.
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