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Chemical Sensors

Fieldable Chlorinated Hydrocarbon Sensor (9)

Problem: Develop a fieldable, real-time monitor to determine vadose zone chlorinated hydrocarbon vapor concentrations.

Chemical Sensing

Project Activity Scope (from Technical Overview Chart): Mechanisms through Instruments

PNNL Solution:

  • Demonstrated detection of volatile chlorinated compounds using compact atomic emission spectroscopy method
  • Conducted successful field demonstrations
  • Created second generation instrument suitable for routine field applications
  • Adapted instrument to detect other elements

Capabilities Employed to Meet Client Needs: Optical spectroscopy; RF cell design; fiber optic probe design; optical detection system design; analog electronic design; mechanical packaging design; computer control & data acquisition/reduction hardware system development; control and analysis software development; field test planning; field test documentation.

Chemical Sensing

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Contact: Norm Anheier

Sensors & Electronics

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