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secondary electron

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secondary electron

[′sek·ən‚der·ē i′lek‚trän]
(electronics)
An electron emitted as a result of bombardment of a material by an incident electron.
An electron whose motion is due to a transfer of momentum from primary radiation.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
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References in periodicals archive
The secondary electron micrography demonstrated the process of cement hydration, with the formation of calcium silicate hydrate and ettringite.
1, we run numerical simulations for a random walk with SEY = 1 and a Levy walk with SEY = 1.28 of a secondary electron that experiences 40 impingements, respectively.
Primary Photochemistry and Secondary Electron Transport at PSII
Secondary electron imaging (SEI mode) was used for better visualization of the morphology of the ambient-air particles.
JEOL's JXA-8200 can analyze as many as 21 elements, while Shimadzu's EPMA-1600 features secondary electron resolution of 6nm.
Currently, he is head of the Sources and Fabrication Section, Vacuum Electronics Branch, in NRL's Electronics Science and Technology Division, where he is responsible for the direction of Navy research programs in vacuum microelectronics, secondary electron emitters, and thermionic emitters.
The 14 contributions, all written by Japanese academics, explain high-angle annular dark field STEM, annular bright field STEM imaging, electron energy-loss spectroscopy, density functional theory for calculating ELNES, secondary electron microscopy, scanning confocal electron microscopy, electron tomography, and holography.
This compound puts directly a heavy metal into the cellular membrane and creates high diffusion of the secondary electron without using the membrane coating with a metallic layer that makes the cellular membrane details unclear and turbid.
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