Method for evaluating concentration of metallic impurities in silicon wafer

A method for evaluating concentration of metal impurities contained in a silicon wafer, which comprises dropping concentrated sulfuric acid onto a surface of the silicon wafer to extract metal impurities solid-solubilized in the inside of the silicon wafer into the concentrated sulfuric acid, and ch...

Ausführliche Beschreibung

Bibliographische Detailangaben

1. Verfasser:	MIZUNO MICHIHIRO
Format:	Patent
Sprache:	eng
Schlagworte:	INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIRCHEMICAL OR PHYSICAL PROPERTIES MEASURING PHYSICS TESTING
Online-Zugang:	Volltext bestellen
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