Data processing: measuring – calibrating – or testing – Measurement system in a specific environment – Chemical analysis
Reexamination Certificate
2008-05-06
2008-05-06
Tsai, Carol S. W. (Department: 2857)
Data processing: measuring, calibrating, or testing
Measurement system in a specific environment
Chemical analysis
C702S170000, C438S014000, C438S514000, C073S432100
Reexamination Certificate
active
07369947
ABSTRACT:
A test method for measuring adsorbed molecular contamination uses a test structure that includes a substrate comprising a plurality of separated test sites having a plurality separate thicknesses having a base design thickness and a designed thickness interrelationship. The test structure is exposed to a molecular contaminant environment to provide an adsorbed molecular contaminant layer upon each of the plurality of separated test sites. The plurality of separated test sites with the adsorbed molecular contaminant layer thereon is measured. An appropriate algorithm that considers the designed thickness interrelationship is used to determine at least one of: (1) the base design thickness; and (2) a thickness of the adsorbed molecular contaminant layer.
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Solecky Eric P.
Zhou Lin
International Business Machines - Corporation
Magistrale, Esq. Anthony
Scully Scott Murphy & Presser, PC
Tsai Carol S. W.
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