5 papers
Spatiotemporal THz emission from radial and longitudinal wakefields by copropagating chirped lasers in magnetized rippled plasma
A. A. Molavi Choobini, F. M. Aghamir
The excitation of radial and longitudinal wake-fields by two co-propagating chirped laser pulses in a rippled, magnetized plasma has been examined. This study aimed to clarify the…
Enhanced Harmonic Generation in Terahertz FELs: Influence of Pre-Bunching and Undulator Geometry on Spectral and Angular Emission
A. A. Molavi Choobini, S. S. Ghaffari-Oskooei, F. Farahi +1
Both theoretical and numerical analyses are conducted to investigate terahertz (THz) radiation emission from free-electron lasers. The angular and spectral characteristics of radia…
Mechanisms of THz Radiation Generation in Multi-Color Laser-Plasma Interactions: A Review Across Diverse Media
A. A. Molavi Choobini, S. S. Ghaffari-Oskooei, M. Shahmansouri +1
The exploration of Terahertz (THz) waves has captivated researchers across diverse scientific disciplines such as physics, spectroscopy, chemistry, biology, and engineering, driven…
Wakefield-induced THz wave generation in a hybrid dielectric-plasma cylindrical waveguide
A. A. Molavi Choobini, F. M. Aghamir
In the present study, the generation of THz radiation through wakefield excitation in a cylindrical dielectric plasma waveguide is investigated. The proposed hybrid dielectric-plas…
Generation of THz waves through interaction of the wakefield of two-color laser pulses with magnetized plasma
A. A. Molavi Choobini, F. M. Aghamir
The present study explores radiation in THz spectrum region through the interaction of the wakefield of two-color laser pulses with magnetized plasma. The interaction of the two-co…