Open access peer-reviewed chapter

Portable Biometric System of High Sensitivity Absorption Detection

Written By

Der Chin Chen

Submitted: November 13th, 2010 Reviewed: May 30th, 2011 Published: October 21st, 2011

DOI: 10.5772/21432

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Written By

Der Chin Chen

Submitted: November 13th, 2010 Reviewed: May 30th, 2011 Published: October 21st, 2011