electron optics


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electron optics

n. (used with a sing. verb)
The science of the control of electron motion by electron lenses in systems or under conditions analogous to those involving or affecting visible light.

electron optics

n
(General Physics) (functioning as singular) the study and use of beams of electrons and of their deflection and focusing by electric and magnetic fields

elec′tron op`tics


n.
(used with a sing. v.) the study and use of the physical and optical properties of beams of electrons under the influence of electric or magnetic fields.
[1915–20]
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.electron optics - the branch of electronics that deals with beams of electrons and their focusing and deflection by magnetic fields
electronics - the branch of physics that deals with the emission and effects of electrons and with the use of electronic devices
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References in periodicals archive ?
Results of the research have been published in Optik - International Journal for Light and Electron Optics, vol.
Acknowledgments: The authors wish to thank Michael Standing who provided help with the electron optics (SEM) at Brigham Young University.
Optik-International Journal for Light and Electron Optics, 125(20): 986- 5992.
The design change allowing increased pressure has been to reroute the pumping mechanism through electron optics infrastructure.
The SEM features enhanced electron optics and signal detection systems, affording excellent imaging and analytical performance.
Materials scientists and engineers explore low-voltage versions of electron microscopy, which has only recently become available due to rapid developments in electron optics design and imaging processing.
This reprint of the original 2003 edition covers: elementary principles of phase-contrast microscopy, electron optics, wave optics, coherence and Fourier optics, STEM and Z-contrast, electron sources and detectors, measurement of electron-optical parameters, instabilities and the microscope environment, experimental methods, and associated techniques.
FEI and Philips Electron Optics combined operations in 1997, giving Philips a 55% share in the company (see IBO 2/28/97).
A Japan Electron Optics Laboratory HX-100 mass spectrometer (JEOL, Tokyo, Japan) in electron impact mode was used for structure analysis of the metabolites.
The new microscope replaces two older units and provides a high-intensity field emission electron source and state-of-the-art electron optics.
Cited for designing, between 1931 and 1933, the first electron microscope and for doing "fundamental work in electron optics,' West German scientist Ernst Ruska of the Fritz-Haber Institute of the Max Planck Society in West Berlin will receive half of the $290,000 prize.
Equipped with a 50kV electron optics, an address grid of 1nm and an exposure platform with a stage travel range of 210mm x 210mm the system enables lithography below 50nm on various substrates from pieces up to 200mm wafers and 7inch masks.

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