An optical needle with elongated transversal profile created using Airy beams for laser processing of glasses
In recent decades, significant progress has been made in the field of laser beam shaping,
driven by the growing demands in both scientific research and industrial applications …
driven by the growing demands in both scientific research and industrial applications …
Laser induced modifications in transparent materials using azimuthally modulated axicon beams
Nondiffracting beams are known for their long line of focus, which has various applications
in laser materials processing. Zeroth order Bessel beam is usually generated with an axicon …
in laser materials processing. Zeroth order Bessel beam is usually generated with an axicon …
Generation of high-quality tunable Airy beams with an adaptive deformable mirror
Self-accelerating Airy beams have emerged to hold great promise in wide applications due
to their non-diffraction and self-healing characteristics. The generation of Airy beams with …
to their non-diffraction and self-healing characteristics. The generation of Airy beams with …
Polarization sensitive optical elements by ultrafast laser nanostructuring of glass
M Gecevičius - 2015 - eprints.soton.ac.uk
In this theses I will concentrate on femtosecond laser induced modification in silica glass.
One type of modification in fused silica is subwavelength nanogratings. This modification …
One type of modification in fused silica is subwavelength nanogratings. This modification …
Shaping symmetric Airy beam through binary amplitude modulation for ultralong needle focus
Needle-like electromagnetic field has various advantages for the applications in high-
resolution imaging, Raman spectroscopy, as well as long-distance optical transportation …
resolution imaging, Raman spectroscopy, as well as long-distance optical transportation …
Azimuthally modulated axicon vortical beams for laser microprocessing
Non-diffracting beams have contributed greatly to recent developments in high power
applications such as laser micromachining. Well known for their elongated focal region (also …
applications such as laser micromachining. Well known for their elongated focal region (also …
Generalized non-diffracting beams for ultrafast materials processing
D Flamm, K Chen, M Jenne, M Schäfer… - Frontiers in Ultrafast …, 2020 - spiedigitallibrary.org
We generalize the well-known method of generating nondiffracting beams based on axicons
in the near-field using phase modulations with azimuthal dependencies. The enormous …
in the near-field using phase modulations with azimuthal dependencies. The enormous …
Generation of high quality airy beams with blazed micro-optical cubic phase plates
We design and fabricate a hybrid refractive–diffractive cubic phase plate (CPP) with a
combined conventional blazed grating for generating high quality Airy beams. The grating …
combined conventional blazed grating for generating high quality Airy beams. The grating …
Single-pass cutting of glass with a curved edge using ultrafast curving bessel beams and oblong airy beams
Single-pass cutting of glass substrates with a curved edge is demonstrated using ultrafast
curving Bessel and Airy beams, and the advantages of each beam are considered. To …
curving Bessel and Airy beams, and the advantages of each beam are considered. To …
Formation of optical needles by Pancharatnam-Berry phase element for laser-induced modifications in transparent materials
Long focal lines with transverse spot sizes as small as a few wavelengths are called optical
needles. A zeroth order Bessel beam being a good example is widely used in such …
needles. A zeroth order Bessel beam being a good example is widely used in such …