Physics of electron emission and injection in two‐dimensional materials: theory and simulation

YS Ang, L Cao, LK Ang - InfoMat, 2021 - Wiley Online Library
Electrically contacting two‐dimensional (2D) materials is an inevitable process in the
fabrication of devices for both the study of fundamental nanoscale charge transport physics …

Progress toward high power output in thermionic energy converters

MF Campbell, TJ Celenza, F Schmitt… - Advanced …, 2021 - Wiley Online Library
Thermionic energy converters are solid‐state heat engines that have the potential to
produce electricity with efficiencies of over 30% and area‐specific power densities of 100 …

[HTML][HTML] Space–charge limited current in nanodiodes: Ballistic, collisional, and dynamical effects

P Zhang, YS Ang, AL Garner, Á Valfells… - Journal of Applied …, 2021 - pubs.aip.org
Space–charge limited current in nanodiodes: Ballistic, collisional, and dynamical effects |
Journal of Applied Physics | AIP Publishing Skip to Main Content Umbrella Alt Text Umbrella Alt …

On current-voltage and capacitance-voltage characteristics of metal-semiconductor contacts

A TURUT - Turkish Journal of Physics, 2020 - journals.tubitak.gov.tr
It is expected the fact that the current following across metal-semiconductor (MS) rectifying
contact named as Schottky barrier diode (SBDs) and effect of sample temperature on their …

Universal scaling laws in Schottky heterostructures based on two-dimensional materials

YS Ang, HY Yang, LK Ang - Physical review letters, 2018 - APS
We identify a new universality in the carrier transport of two-dimensional (2D) material-
based Schottky heterostructures. We show that the reversed saturation current (J) scales …

[HTML][HTML] Transitions between electron emission and gas breakdown mechanisms across length and pressure scales

AL Garner, G Meng, Y Fu, AM Loveless… - Journal of Applied …, 2020 - pubs.aip.org
This Perspective outlines theoretical, simulation, and experimental studies linking electron
emission and gas breakdown. Many studies have investigated field emission-driven …

Progress in vircators towards high efficiency: Present state and future prospects

S Mumtaz, HS Uhm, EH Choi - Physics Reports, 2024 - Elsevier
Background: High-power microwave (HPM) sources remain of interest to research due to
their diverse range of applications The motivation of this research field is to increase the …

Theoretical assessment of transitions across thermionic, field, and space-charge-limited emission

AM Darr, CR Darr, AL Garner - Physical Review Research, 2020 - APS
As electron emission devices continue to push technological limits of device size, electric
field, and temperature, characterization of device limitations due to thermionic (TE), field …

Generalized high-energy thermionic electron injection at graphene interface

YS Ang, Y Chen, C Tan, LK Ang - Physical Review Applied, 2019 - APS
Graphene thermionic electron emission across a high interface barrier involves energetic
electrons residing far away from the Dirac point, where the Dirac cone approximation of the …

[HTML][HTML] A generalized self-consistent model for quantum tunneling current in dissimilar metal-insulator-metal junction

S Banerjee, P Zhang - AIP Advances, 2019 - pubs.aip.org
We study the current density-voltage (J− V) characteristics of dissimilar metal-insulator-metal
(MIM) nanoscale tunneling junctions using a self-consistent quantum model. The model …