[PDF] Top 20 Laser beam self-symmetrization in air in the multifilamentation regime
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Laser beam self-symmetrization in air in the multifilamentation regime
... of laser energy and with a decrease of the local refractive ...against the growth of intensity by self-focusing and eventually arrest the ...collapse. The interplay between ... Voir le document complet
10
Picosecond laser filamentation in air
... In this contribution, we explore, both experimentally and numerically, an under-investigated regime of air ionization by intense near-infrared laser pulses with duration in the ... Voir le document complet
2
Dynamics of femtosecond laser absorption of fused silica in the ablation regime
... at the pulse timescale Our results show that the transient optical properties of the laser-induced plasma determine the temporal shape of energy deposition in matter which is ... Voir le document complet
10
Picosecond laser filamentation in air
... of the Comet laser system which is a part of the Jupiter Laser Facility at the Lawrence Livermore National Laboratory in California, USA [ 24 ...at the wavelength of 1.053 ... Voir le document complet
11
Laser amplification via stimulated Brillouin scattering in the strongly coupled regime : towards control and optimization
... line in Fig.(5.4)) the pump arrives at the plasma center before the seed; the opposite if ∆t > 0 (∆t = +3 ps, yellow solid line in ...Changing the relative delay ... Voir le document complet
165
Self-mixing laser sensor for large displacements: signal recovery in the presence of speckle
... that the use of co-operative targets has allowed avoiding speckle effect [5] and even helped in improving measurements by an order of magnitude ...On the other hand, long range SM displacement ... Voir le document complet
9
Wave condensation with weak disorder versus beam self-cleaning in multimode fibers
... turbulence regime that is accurately described by the discrete ki- netic equation derived ...On the other hand, for spe- cific initial conditions characterized by the excitation of a small ... Voir le document complet
35
Study of Self-Diffraction from Laser Generated Plasma Gratings in the Nanosecond Regime
... Given the lack of laser/target symmetry, we conducted the simulation in full 3D geometry using Eulerian ...conduction. In the NIF experiment, the target was intercept- ing ... Voir le document complet
23
Terahertz Radiation Source in Air Based on Bifilamentation of Femtosecond Laser Pulses
... to the 91 GHz frequency component. In this way, the entire forward THz radiation at this wavelength was collected except the leakage of the THz though the hole on the ... Voir le document complet
11
THE DENSITY OF SUPERCONDUCTIVITY IN THE BULK REGIME
... of the Ginzburg-Landau order parameter in the surface superconductivity ...On the semiclassical asymptotics of the current and magnetisation of a non-interacting electron gas at zero ... Voir le document complet
13
X-ray powder diffraction in reflection geometry on multi-beam kJ-type laser facilities
... illustrated in Figure 1.b, allowed increasing the signal-to-noise ratio by separating coherent from incoherent scattering and direct radiation from the drive-laser sample interaction ...[36]. ... Voir le document complet
42
In-situ creation and control of Josephson junctions with a laser beam
... for the realization of the optically driven Josephson junction, one may consider a superconducting strip made from a type-I superconductor such as Al (with 𝑇 𝑐 = ...of the sapphire ...of the ... Voir le document complet
7
Modelling of surface evolution in laser ablation of metals for pulse widths in nanosecond regime
... For the publisher’s version, please access the DOI link ...and the material on it are subject to the Terms and Conditions set forth ... Voir le document complet
45
Impact of the pump wavelength in THz emissions by two-color femtosecond laser filaments in air
... [1]. In air, femtosecond filaments result from the self-focusing of ultrashort light pulses that couple to their own plasma channel and stay self-guided upon extended paths at high ... Voir le document complet
2
Investigating strong-field QED processes in laser-electron beam collisions at Apollon
... either the laser field strength ...does the characteristic energy of the emitted photons. The energy of a single photon eventually becomes of the order of the energy of ... Voir le document complet
5
High temperature oxidation of IN 718 manufactured by laser beam melting and electron beam melting: Effect of surface topography
... to the layer-by-layer construction creating “stairs” or gaps between each layer on the side surfaces, which is coarser for curved surfaces [ 54 ...studied the impact of LBM parameters on the ... Voir le document complet
20
High temperature oxidation of IN 718 manufactured by laser beam melting and electron beam melting: Effect of surface topography
... to the layer-by-layer construction creating “stairs” or gaps between each layer on the side surfaces, which is coarser for curved surfaces [ 54 ...studied the impact of LBM parameters on the ... Voir le document complet
21
On the Ginzburg–Landau Functional in the Surface Superconductivity Regime
... on the two-dimensional Ginzburg-Landau energy of a type-II superconductor in an applied magnetic field varying between the second and third critical ...fields. In this regime, ... Voir le document complet
44
Hydrodynamics in a stirred tank in the transitional flow regime
... only. The few studies in the literature dealing with the transitional flow regime in stirred tanks address specific particularities of these flows; however, determination of ... Voir le document complet
18
Self-induced laser line sweeping and self-pulsing in double-clad fiber lasers in Fabry-Perot and unidirectional ring cavities
... L’archive ouverte pluridisciplinaire HAL, est destinée au dépôt et à la diffusion de documents scientifiques de niveau recherche, publiés ou non, émanant des établissements d’enseignemen[r] ... Voir le document complet
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