Ultrafast laser applications in manufacturing processes: A state-of-the-art review
With the invention of chirped pulse amplification for lasers in the mid-1980s, high power
ultrafast lasers entered into the world as a disruptive tool, with potential impact on a broad …
ultrafast lasers entered into the world as a disruptive tool, with potential impact on a broad …
Recent advances of light-field modulated operation in laser-induced breakdown spectroscopy
S Zhao, Y Zhao, Y Dai, Z Liu, H Zha, X Gao - Frontiers of Physics, 2024 - Springer
The simplicity and low-cost way to improve qualitative and quantitative analytical
performance has always been a crucial concern for laser-induced breakdown spectroscopy …
performance has always been a crucial concern for laser-induced breakdown spectroscopy …
Nonlinear Bessel vortex beams for applications
We investigate experimentally and numerically the nonlinear propagation of intense Bessel–
Gauss vortices in transparent solids. We show that nonlinear Bessel–Gauss vortices …
Gauss vortices in transparent solids. We show that nonlinear Bessel–Gauss vortices …
Simple method for the characterization of intense Laguerre-Gauss vector vortex beams
We report on a method for the characterization of intense, structured optical fields through
the analysis of the size and surface structures formed inside the annular ablation crater …
the analysis of the size and surface structures formed inside the annular ablation crater …
Materials processing with superposed Bessel beams
X Yu, CA Trallero-Herrero, S Lei - Applied Surface Science, 2016 - Elsevier
We report experimental results of femtosecond laser processing on the surface of glass and
metal thin film using superposed Bessel beams. These beams are generated by a …
metal thin film using superposed Bessel beams. These beams are generated by a …
Measuring the ablation threshold fluence in femtosecond laser micromachining with vortex and Bessel pulses
Femtosecond laser micromachining holds significant promise for advanced manufacturing,
however uptake has been limited by the low processing speed. Altering the beam shape …
however uptake has been limited by the low processing speed. Altering the beam shape …
Ring-shaped Talbot effect
J Zhou, J Wu, H Pu - Physical Review A, 2021 - APS
We report an unusual type of Talbot effect. Unlike the traditional Talbot effect taking place in
the lateral direction, this ring-shaped Talbot effect takes place for beams with certain …
the lateral direction, this ring-shaped Talbot effect takes place for beams with certain …
Symmetry-wise nanopatterning and plasmonic excitation of ring-like gold nanoholes by structured femtosecond laser pulses with different polarizations
Low-and ultralow-energy tightly focused 200 fs, 515 nm donut-shaped laser pulses at 0.25
and 0.65 NA focusing were used for single-shot ablative pulse-energy scalable …
and 0.65 NA focusing were used for single-shot ablative pulse-energy scalable …
Orbital angular momentum based scattering characteristics for foggy atmosphere
M Arfan, M Asif, HM Alkhoori - Optical and Quantum Electronics, 2024 - Springer
In this study, the generalized Lorenz–Mie theory (GLMT) is used to calculate the scattered
electromagnetic field components of vortex Bessel beams (VBB) by a foggy atmosphere …
electromagnetic field components of vortex Bessel beams (VBB) by a foggy atmosphere …
Bessel and Bessel vortex beams generated by blunt-tip axicon
R Şahin - Turkish Journal of Physics, 2018 - journals.tubitak.gov.tr
A theoretical prediction of the propagation characteristics of Laguerre--Gaussian beams
after passing through a blunt-tip axicon is presented. An ideal axicon generates theoretically …
after passing through a blunt-tip axicon is presented. An ideal axicon generates theoretically …