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  • Second-Generation Expanded Bed Adsorption Scales from Lab to Plant

    Thursday, January 17, 2013
    Application Note
    Robert L. Stevenson, Ph.D.
    Expanded bed adsorption (EBA) was introduced in 1999 with adsorbents that were used for pressure-driven packed beds. These had densities in the range of 1.1–1.5 g/mL, which was not much higher than ... read more

  • High-Content Analysis Comes Full Circle in Only Eight Years

    Monday, April 18, 2011
    Technical Article
    Robert L. Stevenson, Ph.D.
    In eight short years, high-content analysis (HCA) has circled back to its roots, where many practitioners are again using personal instruments. read more

  • Providing Purge Gas for FTIR Systems

    Monday, April 18, 2011
    Technical Article
    Peter Froehlich Kim Myers
    While a Fourier transform infrared (FTIR) spectrophotometer provides a number of benefits relative to a scanning IR spectrophotometer,a significant disadvantage of an FTIR system is that the presence ... read more

  • Chromatographic Characterization of a Highly Retentive Stationary Phase

    Friday, April 08, 2011
    Application Note
    Dafydd Milton
    When developing a new method, one of the most important goals for the chromatographer is to achieve a consistent, reproducible separation. read more

  • 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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