Facilitated glass separation by asymmetric Bessel-like beams

M Jenne, D Flamm, K Chen, M Schäfer, M Kumkar… - Optics express, 2020 - opg.optica.org
The modification of transparent materials is enabled by focused ultrashort laser pulses.
Single pass processing up to several millimeters can be achieved by the usage of elongated …

Single-shot ultrafast laser processing of high-aspect-ratio nanochannels using elliptical Bessel beams

R Meyer, M Jacquot, R Giust, J Safioui, L Rapp… - Optics letters, 2017 - opg.optica.org
Ultrafast lasers have revolutionized material processing, opening a wealth of new
applications in many areas of science. A recent technology that allows the cleaving of …

High-quality tailored-edge cleaving using aberration-corrected Bessel-like beams

M Jenne, D Flamm, T Ouaj, J Hellstern, J Kleiner… - Optics letters, 2018 - opg.optica.org
We report on the usage of ultrashort laser pulses in the form of aberration-corrected Bessel-
like beams for laser cutting of glass with bevels. Our approach foresees inclining the …

High-speed laser-assisted cutting of strong transparent materials using picosecond Bessel beams

MK Bhuyan, O Jedrkiewicz, V Sabonis, M Mikutis… - Applied Physics A, 2015 - Springer
We report single-pass cutting of strong transparent glass materials of 700 μm thickness with
a speed up to 270 mm/s using single-shot nanostructuring technique exploiting picosecond …

Internal modification for cutting transparent glass using femtosecond Bessel beams

WJ Tsai, CJ Gu, CW Cheng, JB Horng - Optical Engineering, 2014 - spiedigitallibrary.org
Taking advantage of the nonlinear laser-material interaction, femtosecond lasers can
process transparent materials internally on micro-or nanoscales, whose applications include …

Glass cutting using ultrashort pulsed Bessel beams

J Lopez, K Mishchik, B Chassagne… - … on Applications of …, 2015 - pubs.aip.org
Glass cutting is a subject of high interest in flat panel display and smart-electronics
industries. The key issue is to combine high throughput, low residual thermal load and good …

Submicron-quality cleaving of glass with elliptical ultrafast Bessel beams

R Meyer, R Giust, M Jacquot, JM Dudley… - Applied Physics …, 2017 - pubs.aip.org
The material processing technique of “stealth” nanomachining is based on translating a
longitudinally extended beam such as a Bessel beam into a transparent sample to generate …

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 …

Single-pass laser separation of 8 mm thick glass with a millijoule picosecond pulsed Gaussian–Bessel beam

A Feuer, JU Thomas, C Freitag, R Weber, T Graf - Applied Physics A, 2019 - Springer
Efficient micromachining of glass with thicknesses of up to several millimeters can be
enabled by using picosecond laser pulses with energies in the order of millijoules. In the …

High speed cleaving of crystals with ultrafast Bessel beams

L Rapp, R Meyer, L Furfaro, C Billet, R Giust… - Optics express, 2017 - opg.optica.org
We develop a novel concept for ultra-high speed cleaving of crystalline materials with
femtosecond lasers. Using Bessel beams in single shot, fracture planes can be induced …