Solution for the space-charge-limited current in coaxial vacuum diodes
Sign Up to like & getrecommendations! Published in 2017 at "Physics of Plasmas"
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
Sign Up to like & getrecommendations! Published in 2020 at "Physics of Plasmas"
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
Sign Up to like & getrecommendations! Published in 2021 at "Physics of Plasmas"
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
Sign Up to like & getrecommendations! Published in 2023 at "Physics of Plasmas"
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
A detour transition between thermal field emission and space charge limited regimes
Sign Up to like & getrecommendations! Published in 2024 at "Applied Physics Letters"
DOI: 10.1063/5.0190124
Abstract: Child–Langmuir law theoretically predicts the transition from thermionic electron emission to space charge limited (SCL) current density across a diode gap. In this work, we reveal a detour transition between thermal-field electron emission and SCL… read more here.
Keywords: field; space charge; charge limited; emission space ... See more keywords
Axial p-n junction and space charge limited current in single GaN nanowire.
Sign Up to like & getrecommendations! Published in 2018 at "Nanotechnology"
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
Spatial electron tunneling leads to space-charge-limited current in organic hole transport materials
Sign Up to like & getrecommendations! Published in 2025 at "Chinese Physics B"
DOI: 10.1088/1674-1056/adcb1d
Abstract: The injection of electrical charge from an electrode into organic semiconductors directly influences the performance of organic optoelectronic devices. However, our understanding of the mechanisms behind charge injection remains incomplete. In this study, we explored… read more here.
Keywords: space charge; hole; injection; charge limited ... See more keywords
Effects of Illumination on Space-Charge-Limited Current in 4H-SiC Photoconductive Semiconductor Switches
Sign Up to like & getrecommendations! Published in 2025 at "IEEE Transactions on Electron Devices"
DOI: 10.1109/ted.2025.3577153
Abstract: The unavoidable defects in SiC materials often create deep-level traps within the bandgap, leading to deviations from the ideal state in the current-voltage characteristics of devices due to space-charge effects. For optically driven photoconductive semiconductor… read more here.
Keywords: semiconductor switches; space charge; space; charge limited ... See more keywords
Sign-Alternating Photoconductivity in PbSnTe:In Films in the Space-Charge-Limited Current Regime
Sign Up to like & getrecommendations! Published in 2020 at "Semiconductors"
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