Recent theory of traveling-wave tubes: A tutorial-review

P Wong, P Zhang, J Luginsland - Plasma research express, 2020 - iopscience.iop.org
The traveling-wave tube (TWT), also known as the traveling-wave amplifier (TWA) or
traveling-wave tube amplifier (TWTA), is a widely used amplifier in satellite communications …

DIMOHA: A time-domain algorithm for traveling-wave tube simulations

DFG Minenna, Y Elskens, F André… - … on Electron Devices, 2019 - ieeexplore.ieee.org
To simulate traveling-wave tubes (TWTs) in time domain and, more generally, the wave-
particle interaction in vacuum devices, we developed the DIscrete MOdel with HAmiltonian …

Modulation transfer between microwave beams: A hypothesized case of a classically-forbidden stochastic process

A Ranfagni, I Cacciari - Axioms, 2022 - mdpi.com
Measurements of delay time in the transfer of modulation between a modulated to an
unmodulated one, both of them derived by the same microwave source, are reported and …

Traveling wave tube eigenmode solution for beam-loaded slow wave structure based on particle-in-cell simulations

T Mealy, F Capolino - IEEE transactions on plasma science, 2022 - ieeexplore.ieee.org
A scheme to characterize and model the dynamics of the electron beam–electromagnetic
power exchange along a traveling-wave tube (TWT) is proposed. The method is based on …

Wide band high gain modified-folded-wave-guide slow wave structure for millimeter-wave traveling wave tube amplifier in 6G and beyond back-haul communications

RJ Stanislaus - Physica Scripta, 2024 - iopscience.iop.org
Millimeter-wave technology is crucial in telecommunications as it enables higher
bandwidths and faster data transfer. V-band represents frequencies ranging from 50 to 75 …

Time simulation of the nonlinear wave–particle interaction in meters-long traveling-wave tubes

DFG Minenna, K Aliane, Y Elskens, A Poyé… - Physics of …, 2021 - pubs.aip.org
We propose a multi-particle self-consistent Hamiltonian (derived from an N-body
description) that is applicable for periodic structures, such as traveling-wave tubes (TWTs) …

Electromagnetic Particle Algorithm for Beam–Wave Interaction in Traveling Wave Tube of Symmetry

S Zhou, Y Yao, Y Zhang, B Ge - Symmetry, 2022 - mdpi.com
In many fields, such as space astrophysics, plasma and vacuum electronics, there are many
nonlinear strong coupling physical problems. In order to solve the problem of electron beam …

[HTML][HTML] Efficient linear analysis of coupled-cavity traveling-wave tubes using minimum number of dispersion frequency points

H Bahman Soltani - Physics of Plasmas, 2024 - pubs.aip.org
Coupled-cavity traveling-wave tubes (CCTWTs) are high-power amplifiers operating in the
microwave and millimeter-wave regions of the spectrum, utilizing beam-wave coupling …

Wave–particle interactions in a long traveling wave tube with upgraded helix

MC de Sousa, F Doveil, Y Elskens, IL Caldas - Physics of Plasmas, 2020 - pubs.aip.org
We investigate the interaction of electromagnetic waves and electron beams in a 4 m long
traveling wave tube (TWT). The device is specifically designed to simulate beam-plasma …

Traveling wave tube eigenmode solver for interacting hot slow wave structure based on particle-in-cell simulations

T Mealy, F Capolino - arXiv preprint arXiv:2010.07530, 2020 - arxiv.org
A scheme to characterize the dynamics of the electron beam-electromagnetic power
exchange along a traveling wave tube (TWT) is proposed. The method is based on defining …