field-ion microscope

field-ion microscope
/feeld"uy'euhn, -uy'on/
a device in which the atomic structure of the surface of a conductor is made visible by introducing helium gas into the device and applying a high voltage to ionize and accelerate the gas toward a fluorescent screen. Cf. field-emission microscope.
[1950-55]

* * *


Universalium. 2010.

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  • Field ion microscope — Field ion microscopy (FIM) is an analytical technique used in materials science. The field ion microscope is a type of microscope that can be used to image the arrangement of atoms at the surface of a sharp metal tip.It was the first technique by …   Wikipedia

  • field-ion microscope — /feeld uy euhn, uy on/ a device in which the atomic structure of the surface of a conductor is made visible by introducing helium gas into the device and applying a high voltage to ionize and accelerate the gas toward a fluorescent screen. Cf.… …   Useful english dictionary

  • field ion microscope — noun : a high magnification microscope in which an image of the atoms of a metal surface is formed on a fluorescent screen by means of usually helium ions formed in a high voltage electric field • field ion microscopy noun …   Useful english dictionary

  • field-emission microscope — noun electron microscope used to observe the surface structure of a solid • Hypernyms: ↑electron microscope * * * /feeld i mish euhn/ a device in which electrons liberated by field emission are accelerated toward a fluorescent screen to form a… …   Useful english dictionary

  • field-emission microscope — /feeld i mish euhn/ a device in which electrons liberated by field emission are accelerated toward a fluorescent screen to form a magnified image of the emitting surface. Cf. field ion microscope. [1950 55] * * * …   Universalium

  • field ion microscope — Type of microscopy in which the specimen is illuminated with ions, often gallium ions, that are focused electrostatically. The ions remove components of the specimen, lower atomic masses first. These are imaged and provide information on… …   Dictionary of molecular biology

  • field-ion microscope — Смотри автоионный микроскоп (ионный проектор) …   Энциклопедический словарь по металлургии

  • field ion microscope — Erwin W Mueller …   Inventors, Inventions

  • ion microscope — ion microscope, = field ion microscope. (Cf. ↑field ion microscope) …   Useful english dictionary

  • field ion microscopy — noun see field ion microscope …   Useful english dictionary

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