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Related Experiment Videos

Basic biological X-ray microanalysis.

B J Panessa-Warren

    Scanning Electron Microscopy
    |January 1, 1983
    PubMed
    Summary

    This guide introduces biological x-ray microanalysis for new researchers. It covers fundamental principles, specimen preparation, and quantitative methods for elemental analysis using electron microscopes with x-ray detectors.

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    Annals of the New York Academy of Sciences·1980

    Area of Science:

    • Materials Science
    • Biology
    • Chemistry

    Background:

    • Electron microscopy is increasingly equipped with X-ray detectors for elemental analysis.
    • A growing number of scientists and technicians require guidance on biological X-ray microanalysis.
    • Extensive specimen preparation methods and quantitative procedures have been developed over 28 years.

    Purpose of the Study:

    • To provide an introductory overview of biological X-ray microanalysis for new investigators.
    • To explain the fundamental principles of X-ray emission from specimens.
    • To guide users on specimen preparation techniques and quantitative procedures.

    Main Methods:

    • Explanation of X-ray nomenclature and emission principles.
    • Detailed description of specimen preparation techniques for X-ray microanalysis.
    • Simplified estimation of X-ray excitation volume in biological samples.
    • Identification and illustration of common detector and microscope artifacts.

    Main Results:

    • Provides foundational knowledge for biological X-ray microanalysis.
    • Offers practical guidance on specimen preparation and quantitative analysis.
    • Highlights potential artifacts and strategies for their mitigation.
    • Discusses the use of controls, standards, and self-made standards.

    Conclusions:

    • This paper serves as a foundational resource for new researchers in biological X-ray microanalysis.
    • Understanding basic principles and techniques is crucial for obtaining accurate elemental data.
    • Effective use of controls and standards is essential for reliable quantitative analysis.

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