Self-exciting, self-sensing piezoelectric cantilever sensor for detection of airborne analytes directly in air

Details for Australian Patent Application No. 2007284995 (hide)

Owner Drexel University

Inventors Maraldo, David; Nagy, Peter A.; Delesdernier, David L.; Mutharasan, Rajakkannu; Campbell, Gossett

Agent Pizzeys

Pub. Number AU-A-2007284995

PCT Pub. Number WO2008/020903

Priority 60/746,951 10.05.06 US; 60/807,020 11.07.06 US

Filing date 10 May 2007

Wipo publication date 21 February 2008

International Classifications

G01N 27/00 (2006.01) Investigating or analysing materials by the use of electric, electro-chemical, or magnetic means

B06B 1/06 (2006.01) Processes or apparatus for generating mechanical vibrations of infrasonic, sonic or ultrasonic frequency - operating with piezo-electric effect or with electrostriction

B81B 3/00 (2006.01) Devices comprising flexible or deformable elements, e.g. comprising elastic tongues or membranes

G01N 29/02 (2006.01) Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves - Analysing fluids

G01N 29/036 (2006.01) Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves

H01L 41/113 (2006.01) Piezo-electric elements in general - with mechanical input and electrical output

Event Publications

8 January 2009 PCT application entered the National Phase

  PCT publication WO2008/020903 Priority application(s): WO2008/020903

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