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  • Automation of Soil Sampling Comes of Age:  New Purge-and-Trap GC/MS Technology Gets it Right

    Automation of Soil Sampling Comes of Age: New Purge-and-Trap GC/MS Technology Gets it Right

    Monday, December 22, 2014
    Application Note
    Cynthia Elmore
    A tractor trailer tanker truck with a full load of toxic chemicals traveling over a mountain pass veers off the road to avoid an oncoming vehicle; 6700 gallons of toxins begin to spill onto the bank, ... read more
  • Innovations in Optical Dissolved Oxygen Sensors

    Innovations in Optical Dissolved Oxygen Sensors

    Monday, March 05, 2012
    Application Note
    Robert Hengel, Klaus Reithmayer
    This article discusses the limitations associated with conventional electrochemical oxygen sensors and introduces a new technology that provides a viable solution for fast, accurate, and reliable ... read more
  • Dielectrophoretic Force Microscopy

    Dielectrophoretic Force Microscopy

    Wednesday, January 19, 2005
    Application Note
    Al M. Hilton, Brian P. Lynch, Garth J. Simpson
    Dielectrophoresis (DEP), the force exerted on a polarizable particle in a nonuniform electric field, has been used with great success in recent years to manipulate and separate cells and biomolecules. read more
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