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Phase-controlled direct laser acceleration enabled by longitudinal variation of the laser-driven quasi-static plasma magnetic field
R. Bhakta, I-L. Yeh, K. Tangtartharakul +2
Direct laser acceleration (DLA) enables energy transfer from an ultra-high-intensity laser to plasma electrons and underpins many laser-driven particle and radiation-source concept…
Robust direct laser acceleration of electrons with flying-focus laser pulses
Talia Meir, Kale Weichman, Alexey Arefiev +2
Direct laser acceleration (DLA) offers a compact source of high-charge, energetic electrons for generating secondary radiation or neutrons. While DLA in high-density plasma optimiz…
Enhanced energy gain through higher-order resonances during direct laser acceleration with superluminal phase velocity
I-Lin Yeh, Kavin Tangtartharakul, Rohan Bhakta +3
Ultra-high intensity laser-plasma interactions can produce ultra-relativistic electrons via direct laser acceleration, assisted by quasi-static plasma magnetic and electric fields.…
Efficient backward x-ray emission in a finite-length plasma irradiated by a laser pulse of ps duration
I-Lin Yeh, Kavin Tangtartharakul, Hongmei Tang +2
Motivated by experiments employing ps-long, kilojoule laser pulses, we examined x-ray emission in a finite-length underdense plasma irradiated by such a pulse using two dimensional…