High-repetition-rate attosecond extreme ultraviolet beamlines at eli alps for studying ultrafast phenomena

M Shirozhan, S Mondal, T Grósz, B Nagyillés… - Ultrafast …, 2024 - spj.science.org
Advancements in light engineering have led to the creation of pulsed laser sources capable
of delivering high-repetition-rate, high-power few-cycle laser pulses across a wide spectral …

Time-resolved investigation of a high-repetition-rate gas-jet target for high-harmonic generation

B Nagyillés, Z Diveki, A Nayak, M Dumergue… - Physical Review …, 2023 - APS
High-repetition-rate gas targets constitute an essential component in intense laser matter
interaction studies. The technology becomes challenging as the repetition rate approaches …

Time-delay control of reversible electron spirals using arbitrarily chirped attosecond pulses

MM Yusoff, JM Ngoko Djiokap - Physical Review A, 2024 - APS
Photoionization through single-photon absorption by two synchronous, linearly chirped,
oppositely circularly polarized, attosecond pulses is known [NJ Strandquist, Jr., and JM …

Reversible electron spirals by chirped attopulses at zero time delay

NJ Strandquist Jr, JM Ngoko Djiokap - Physical Review A, 2022 - APS
A class of linear, spiral phenomena is discovered in the photoelectron momentum
distribution when studying photoionization of S-state atoms by a pair of linearly chirped …

Experimental observation of longer trajectories than previously observed in high-order harmonic generation

S Bengtsson, ER Simpson, N Ibrakovic, S Ek… - Physical Review A, 2023 - APS
We experimentally observe longer than long trajectory influence in high-order harmonic
generation (HHG) by varying the peak intensity of the driving laser field either through direct …

Generation of multiple attosecond sub-bursts in femtosecond pulse trains by long-wavelength driving lasers

Z Yin, X Tang, X Li, B Wang, J Han, CD Lin, C Jin - Physical Review A, 2023 - APS
High-order harmonics generated by a long intense femtosecond laser are known
experimentally to create attosecond pulse trains (APTs). In the time domain, an APT consists …

Comparative study of different optimization methods for single attosecond pulse generation with a two-or three-color gating scheme

K Yang, JX Du, GL Wang, ZH Jiao, SF Zhao, XX Zhou - JOSA B, 2022 - opg.optica.org
The shaping of the waveform of a two-or three-color driving laser pulse is essential for
generating an ultrashort isolated attosecond pulse (IAP) from high-order harmonic …

Ouroboros-pattern-like electron spirals by synchronous crossed chirped laser pulses

L Pedersen, JM Ngoko Djiokap - Physical Review A, 2024 - APS
By means of analytical calculations based on first-order perturbation theory within the
electric dipole, laser, and rotating wave approximations, we investigate the linear (in …

Theoretical Simulation of the High–Order Harmonic Generated from Neon Atom Irradiated by the Intense Laser Pulse

S Wei, Y Pan, Y Qiao, S Zhou, H Yuan, J Wang, F Guo… - Symmetry, 2023 - mdpi.com
Based on the strong field approximation theory and numerical solution of Maxwell's
propagation equations, the high–order harmonic is generated from a neon (Ne) atom …

Investigation of Quantum Path Interferences in High Harmonic Generation Driven by Chirped Laser Pulses

T Csizmadia, LG Oldal, P Ye, S Majorosi… - High Intensity Lasers …, 2022 - opg.optica.org
Investigation of Quantum Path Interferences in High Harmonic Generation Driven by Chirped
Laser Pulses Page 1 Investigation of Quantum Path Interferences in High Harmonic …