Solution for the space-charge-limited current in coaxial vacuum diodes
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DOI: 10.1063/1.4983328
Abstract: This paper presents a new relativistic solution for the space-charge-limited current for coaxial vacuum diodes. The solution is deduced using a methodology that combines exact partial solutions and numerical fitting. The expression obtained presents a… read more here.
Keywords: current coaxial; space charge; charge limited; solution ... See more keywords
A new simple algorithm for space charge limited emission
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DOI: 10.1063/5.0020781
Abstract: Many high power electronic devices operate in a regime where the current they draw is limited by the self-fields of the particles. This space charge limited current poses particular challenges for numerical modeling where common… read more here.
Keywords: new simple; charge limited; space charge; emission ... See more keywords
Space-charge limited current in planar and cylindrical crossed-field diodes using variational calculus
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DOI: 10.1063/5.0054307
Abstract: Crossed-field space-charge limited current (CF-SCLC) represents the maximum stable current that can be produced in crossed-field devices (CFDs); prominent CFDs include magnetrons and cyclotrons, critical technologies in vacuum electronics. While planar crossed-field geometries have the… read more here.
Keywords: space charge; field; charge limited; crossed field ... See more keywords
Transitional behaviors of fractional dimensional models of field-induced and space-charge limited emission from rough surfaces
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DOI: 10.1063/5.0139080
Abstract: Electron emission is an important physical phenomenon in both vacuum and solid-state devices. Previously, the effects of surface roughness or interface irregularity have been incorporated in the fractional Fowler–Nordheim (FNα) equation for field emission, the… read more here.
Keywords: fractional dimensional; space charge; emission; limited emission ... See more keywords
Axial p-n junction and space charge limited current in single GaN nanowire.
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DOI: 10.1088/1361-6528/aa9a0e
Abstract: The electrical characterizations of individual basic GaN nanostructures, such as axial nanowire (NW) p-n junctions, are becoming indispensable and crucial for the fully controlled realization of GaN NW based devices. In this study, electron beam… read more here.
Keywords: space charge; charge limited; gan; limited current ... See more keywords
Sign-Alternating Photoconductivity in PbSnTe:In Films in the Space-Charge-Limited Current Regime
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DOI: 10.1134/s1063782620080035
Abstract: Abstract The dependence of the photoconductivity sign on the bias voltage, intensity, and duration of illumination is studied for PbSnTe:In films in the space-charge-limited current regime. The role of traps (including surface ones) with a… read more here.
Keywords: limited current; space charge; charge limited; current regime ... See more keywords