Alignment of electron optical beam shaping elements using a convolutional neural network.
Sign Up to like & getrecommendations! Published in 2021 at "Ultramicroscopy"
DOI: 10.1016/j.ultramic.2021.113338
Abstract: A convolutional neural network is used to align an orbital angular momentum sorter in a transmission electron microscope. The method is demonstrated using simulations and experiments. As a result of its accuracy and speed, it… read more here.
Keywords: electron optical; neural network; beam shaping; convolutional neural ... See more keywords
Electron-optical system for a high-current Ka-band relativistic gyrotron
Sign Up to like & getrecommendations! Published in 2019 at "Physics of Plasmas"
DOI: 10.1063/1.5085483
Abstract: An electron-optical system for a high-current relativistic Ka-band gyrotron was developed and experimentally tested. The system consists of a coaxial magnetically insulated diode forming a rectilinear hollow beam and an additional short coil (kicker) pumping… read more here.
Keywords: electron optical; system; gyrotron; optical system ... See more keywords
Electron-optical system for dual radial sheet beams for Ka-band cascaded angular log-periodic strip-line traveling wave tube
Sign Up to like & getrecommendations! Published in 2021 at "AIP Advances"
DOI: 10.1063/5.0037161
Abstract: A novel electron-optical system is proposed for dual azimuthally stacked radial sheet electron beams (ARSEBs). The two sheet beams are emitted from curved surfaces of two cathodes and are focused by a focusing electrode, which… read more here.
Keywords: electron optical; sheet beams; radial sheet; optical system ... See more keywords
Electron–optical-phonon scattering rates in cubic group III-nitride crystals: path-integral corrections to Fermi golden rule matrix elements
Sign Up to like & getrecommendations! Published in 2020 at "Semiconductor Science and Technology"
DOI: 10.1088/1361-6641/abd045
Abstract: III-nitride semiconductors with a cubic crystal structure have shown promise in enhancing efficiency in photonic and optoelectronic applications. The recent interest in cubic III-nitrides has arisen due to the inability to realize enhanced efficiency in… read more here.
Keywords: electron optical; iii nitride; corrections fermi; optical phonon ... See more keywords
Electron and optical properties of fullerene C70 within the conception of a strongly correlated state
Sign Up to like & getrecommendations! Published in 2017 at "Physics of the Solid State"
DOI: 10.1134/s1063783417020159
Abstract: In the framework of the Hubbard model in the static fluctuation approximation, the energy spectrum of fullerene C70 with allowance for different lengths of the bonds between nonequivalent nodes is calculated. On the basis of… read more here.
Keywords: fullerene c70; electron optical; state; properties fullerene ... See more keywords
Bias voltage-tuned hot-electron optical sensing with planar Au-MoS2-Au junction.
Sign Up to like & getrecommendations! Published in 2022 at "Optics express"
DOI: 10.1364/oe.475342
Abstract: Harvesting photoexcited hot electrons in metals promises a number of benefits in optical sensing. In practice, hot-electron optical sensors with tunable performance in electrical sensitivity are still absent. Herein, we propose a design to realize… read more here.
Keywords: bias voltage; hot electron; voltage; electron optical ... See more keywords
Research of the Algebraic Multigrid Method for Electron Optical Simulator
Sign Up to like & getrecommendations! Published in 2022 at "Entropy"
DOI: 10.3390/e24081133
Abstract: At present, electron optical simulator (EOS) takes a long time to solve linear FEM systems. The algebraic multigrid preconditioned conjugate gradient (AMGPCG) method can improve the efficiency of solving systems. This paper is focused on… read more here.
Keywords: optical simulator; multigrid method; algebraic multigrid; electron optical ... See more keywords