Reinforced cluster optical sensors

US6669906B1 · kind B1 · utility

Inventors

• Thomas Schalkhammer · Bischofshofen, AT
• Fritz Pittner · Wien, AT
• Georg Bauer · Koblenzer Straße, DE

Key dates

• Filing date: Oct 22, 1999
• Grant date: Dec 30, 2003
• Expiry date: Oct 22, 2019

Classification

• Technology area (CPC G): Physics
• CPC primary: G01N33/54373
• WIPO field: Measurement
• WIPO sector: Instruments

Abstract

A new optical sensor is presented, characterized in, that at distance of less than 1 &mgr;m to an electromagnetic waves reflecting layer, analyte-interacting linkers are immobilized onto which elektrically-conducting clusters with a diameter smaller than 500 nm are bound.