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  • Raman and Infrared Spectra: Capturing the Artistry of Spectral Interpretation

    Tuesday, October 02, 2012
    Application Note
    Michael Boruta
    This article focuses on a means of capturing spectrum-to-structure correlations for Raman and infrared spectra. It discusses methods that can be used to obtain, archive, and retrieve this knowledge so... read more

  • Scientific Imaging: To Sharpen or Obscure?

    Monday, October 01, 2012
    Technical Article
    Jerry Sedgewick
    In the world of scientific imaging, the matter of whether or not to sharpen an image can pose an ethical question: Does sharpening change the essential nature of the image? read more

  • Product Intelligence: Buyers' Guide to Biological Confocal Microscopes

    Thursday, May 24, 2012
    Technical Article
    T. Keith Brock
    Confocal microscopes offer the user a number of important advantages, including high resolution, ability to electronically adjust magnification, and improved signal-to-noise ratios. In addition, the ... read more

  • Statistics in Analytical Chemistry: Part 25—Calibration Summary

    Thursday, February 01, 2007
    Technical Article
    David Coleman Lynn Vanatta
    In a modern chemical-analysis laboratory, virtually all of the testing equipment must be calibrated periodically. read more

  • Centrifuge Safety and Security

    Thursday, February 01, 2007
    Application Note
    Tammy Goodman
    For laboratories around the world, increasing health and safety legislation requires that equipment be operated and maintained so that every step is taken to maximize safety and security. read more

  • Reagent-Free Ion Chromatography Systems With Eluent Regeneration: RFIC-ER Systems

    Thursday, February 01, 2007
    Application Note
    Yan Liu Zhongqing Lu Chris Pohl John Madden Navette Shirakawa
    Since the introduction of ion chromatography (IC) in 1975, Dionex Corp. (Sunnyvale, CA) has continued to improve the performance of IC systems while developing new capabilities for the determination ... read more

  • The Nanoliter Syringes

    Thursday, February 01, 2007
    Technical Article
    Andrew D. Sauter
    Following an informal collaboration with Affymax (Palo Alto, CA), Agilent Technologies (Palo Alto, CA), and Chem-Space Associates (Pittsburgh, PA), studying electrospray ionization 1 (ESI), the ... read more

  • Tips to Prevent Streaking on 2-D Gels

    Tuesday, November 01, 2005
    Application Note
    Tom Berkelman Mary Grace Brubacher Haiyin Chang Tim Cross William Strong
    The most common problem encountered with 2-D gels is protein streaking, whether in the horizontal or vertical direction. read more

  • An Automated Alternative to SDS-PAGE for Protein Analysis

    Tuesday, March 01, 2005
    Technical Article
    Sang Jeong Sherri Biondi Jim Mikkelsen Bahram Fathollahi Adrian Winoto Michael Spaid Andrea Chow
    Now that the Human Genome Project is finished, the next important phase is understanding the expression and function of proteins. read more
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