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physics.class-ph2023
Simple Reciprocal Electric Circuit Exhibiting Exceptional Point of Degeneracy
Kasra Rouhi, Filippo Capolino, Alexander Figotin
An exceptional point of degeneracy (EPD) occurs when both the eigenvalues and the corresponding eigenvectors of a square matrix coincide and the matrix has a nontrivial Jordan bloc…
physics.acc-ph2023
Factorized form of the dispersion relations of a traveling wave tube
Alexander Figotin
The traveling tube (TWT) design in a nutshell comprises of a pencil-like electron beam (e-beam) in vacuum interacting with guiding it slow-wave structure (SWS). In our prior studie…
physics.plasm-ph2023
The Field Theory of Collective Cherenkov Radiation Associated with Electron Beams
Edl Schamiloglu, Alexander Figotin
Classical Cherenkov radiation is a celebrated physics phenomenon of electromagnetic (EM) radiation stimulated by an electric charge moving with constant velocity in a three dimensi…