Scanning tunneling microscope with subangstrom resolution developed to study surface structures. Although instrument used in air, designed especially for use in vacuum. Scanning head is assembly of small, mostly rigid components made of low-outgassing materials. Includes coarse-positioning mechanical-translation stage, on which specimen mounted by use of standard mounting stub. Tunneling tip mounted on piezoelectric fine-positioning tube. Application of suitable voltages to electrodes on piezoelectric tube controls scan of tunneling tip across surface of specimen. Electronic subsystem generates scanning voltages and collects data.


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    Title :

    Scanning Tunneling Microscope For Use In Vacuum


    Contributors:

    Published in:

    Publication date :

    1993-09-01



    Type of media :

    Miscellaneous


    Type of material :

    No indication


    Language :

    English




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