Results 1 to 10 of about 871,021 (251)

High-harmonic spectroscopy of solids driven by structured light [PDF]

open access: yesEPJ Web of Conferences, 2023
Understanding high-order harmonic generation (HHG) from solid targets holds the key of potential technological innovations in the field of high-frequency coherent sources.
García-Cabrera Ana   +6 more
doaj   +1 more source

Ablación endovenosa con láser para tratamiento de insuficiencia venosa: complicaciones a corto plazo

open access: yesRevista Mexicana de Angiolog�a, 2023
Antecedentes: La insuficiencia venosa es un padecimiento frecuente que puede ser tratado mediante técnicas endovasculares, incluyendo la ablación endovenosa con láser. Objetivo: Evaluar las posibles complicaciones a corto plazo derivadas de la ablación endovenosa con láser para tratamiento de insuficiencia venosa en safena mayor y menor.
Samuel E. Kettenhofen-Jiménez   +3 more
openaire   +2 more sources

Multi-beam vortex generation induced by the non-linear optical anisotropy of graphene [PDF]

open access: yesEPJ Web of Conferences, 2022
We analyse the high harmonic emission from single-layer graphene driven by infrared vector beams. We demonstrate that graphene’s anisotropy offers a privileged scenario to explore non-trivial light spin-orbit couplings, which substantially extends the ...
Plaja Luis   +5 more
doaj   +1 more source

Ultraestable spatiotemporal characterization of optical vortices in the visible and near infrared [PDF]

open access: yesEPJ Web of Conferences, 2022
We show the versatility of the bulk lateral shearing interferometer characterizing complex spatiotemporal structures in different spectral ranges. Specifically, we have characterized constant and timevarying optical vortices in the visible and near ...
López-Ripa Miguel   +2 more
doaj   +1 more source

Overlapping Limitations for ps-Pulsed LIFT Printing of High Viscosity Metallic Pastes

open access: yesMetals, 2020
Laser-induced forward transfer (LIFT) technique has been used for printing a high viscosity (250 Pa·s) commercial silver paste with micron-size particles (1−4 µm).
David Munoz-Martin   +3 more
doaj   +1 more source

Fourier-limited attosecond pulse generation with magnetically pumped high-order harmonic generation [PDF]

open access: yesEPJ Web of Conferences, 2022
After more than two decades of attosecond physics, the generation and control of the shortest laser pulses available remains as a complex task. One of the main limitations of reducing the temporal duration of attosecond pulses emitted from high-order ...
Martín-Hernández Rodrigo   +2 more
doaj   +1 more source

Machine-learning applied to the simulation of high harmonic generation driven by structured laser beams [PDF]

open access: yesEPJ Web of Conferences, 2023
High harmonic generation (HHG) is one of the richest processes in strong-field physics. It allows to up-convert laser light from the infrared domain into the extreme-ultraviolet or even soft x-rays, that can be synthesized into laser pulses as short as ...
Serrano Javier   +2 more
doaj   +1 more source

Visible short-pulses generation by nonlinear propagation of necklace beams in capillaries [PDF]

open access: yesEPJ Web of Conferences, 2020
We study numerically the propagation of necklace beams through a gas-filled capillary. Ultra-short pulses in the visible (VIS) region can be obtained due to the spectral broadening of these necklace beams.
Crego Aurora   +2 more
doaj   +1 more source

Pulse self-compression down to the sub-cycle regime in hollow capillary fibers with decreasing pressure gradients [PDF]

open access: yesEPJ Web of Conferences, 2022
We theoretically demonstrate an enhancement in the generation of clean, near-infrared sub-cycle laser pulses by soliton self-compression in gas-filled hollow capillary fibers using decreasing pressure gradients. Furthermore, we identify the optimal input
Fernández Galán Marina   +2 more
doaj   +1 more source

Caracterización de la reacción de oxidación superficial y su influencia sobre la absorción de radiación durante el proceso de temple superficial con láser para el acero 42CrMo4

open access: yesRevista de Metalurgia, 2016
El temple superficial con láser es un proceso en el que se depositan elevadas expectativas por sus innumerables ventajas en términos de calidad y productividad frente al temple por inducción. Su implantación efectiva, no obstante, se está viendo lastrada
Francisco Cordovilla   +4 more
doaj   +1 more source

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