Results 11 to 20 of about 20,511 (233)

A Study on Laser Micromachining [PDF]

MATEC Web of Conferences, 2018
Ultra Violet (UV) pulse are widely used for micromachining in the research and development of Information Technology (IT), Nano Technology (NT), and Bio Technology (BT) products because due to short wavelength of the laser it not only allows micro ...
Muhammad Sajjad, Joy Jithin Ambarayil, Jung Dong Won   +2 more
doaj   +2 more sources

Mitigation of bio-corrosion characteristics of coronary artery stent by optimising fs-laser micromachining parameters [PDF]

Heliyon
Cardiovascular diseases, particularly coronary artery disease, pose big challenges to human life. Deployment of the stent is a preferable treatment for the above-mentioned disease. However, stents are usually made up of shape memory alloy called Nitinol.
Venkatesh Chenrayan, Dhanabal Palanisamy, Kalayarasan Mani, Kiran Shahapurkar, Manzoore Elahi M. Soudagar, Yasser Fouad, M.A. Kalam, Muhammad Mahmood Ali, Muhammad Nasir Bashir   +8 more
doaj   +2 more sources

Model for designing process strategies in ultrafast laser micromachining at high average powers

Materials & Design
The great potential to scale the productivity of laser micromachining processes offered by the development of ultrafast lasers with average powers exceeding 1 kW comes at the cost of new physical and technical challenges.
Daniel Holder, Christian Hagenlocher, Rudolf Weber, Christoph Röcker, Marwan Abdou Ahmed, Thomas Graf   +5 more
doaj   +3 more sources

A Review on Preparation of Superhydrophobic and Superoleophobic Surface by Laser Micromachining and Its Hybrid Methods

Crystals, 2022
Functional wetting surfaces have excellent prospects in applications including self-cleaning, anti-fog, anti-icing, corrosion resistance, droplet control, and friction power generation.
Yang Liu, Mingyi Wu, Chunfang Guo, Dong Zhou, Yucheng Wu, Zhaozhi Wu, Haifei Lu, Hongmei Zhang, Zhaoyang Zhang   +8 more
doaj   +1 more source

In-Situ Depth Measurement of Laser Micromachining

Photonics, 2021
Precision laser micromachining plays an important role in the biomedical, electronics, and material processing industries. During laser drilling, precision depth detection with micrometer-level resolution is required, particularly with blind-hole or ...
Xiaoming Chen, Ying Xu, Nan-Kuang Chen, Shannon Shy, Hsiang-Chen Chui   +4 more
doaj   +1 more source

Effect of laser beam trajectory on pocket geometry in laser micromachining

Open Engineering, 2020
The article presents the problem of planning the laser beam trajectory for the laser micromachining process. The article concerns on the ablative laser micromachining issues.
Witkowski Grzegorz, Tofil Szymon, Mulczyk Krystian   +2 more
doaj   +1 more source

Note: femtosecond laser micromachining of straight and linearly tapered capillary discharge waveguides [PDF]

, 2011
Gas-filled capillary discharge waveguides are important structures in laser-plasma interaction applications, such as the laser wakefield accelerator. We present the methodology for applying femtosecond laser micromachining in the production of capillary ...
Abu-Azoum, Salima Saleh, Hart, Kerri, Issac, Riju, Jaroszynski, Dino, Jones, David, Reijnders, Merijn, Welsh, Gregor H., Wiggins, Mark   +7 more
core   +1 more source

Experimental Investigations on Laser Ablation of Aluminum in Sub-Picosecond Regimes

Applied Sciences, 2020
Due to high power and ultrashort pulses, femtosecond lasers excel at (but are not limited to) processing materials whose thicknesses are less than 500 microns. Numerous experiments and theoretical analyses testify to the fact that there are solid grounds
Katarzyna Garasz, Marek Kocik
doaj   +1 more source

Direct laser interference lithography in periodical treatment of biomaterials [PDF]

Biuletyn Wojskowej Akademii Technicznej, 2016
The paper presents the results of research on modern laser micromachining technology based on utilization of the interference field of high energy, pulse laser beams. The influence of radiation polarization on a pattern shape in an interference image has
Krzysztof Czyż, Marek Strzelec, Jan Marczak †, Antoni Rycyk, Antoni Sarzyński, Roman Major, Zbigniew Patron, Karol Jach, Robert Świerczyński, Przemysław Wachulak, Halina Garbacz   +10 more
doaj   +1 more source

Molecular Response of Skin to Micromachining by Femtosecond Laser

Frontiers in Physics, 2021
Pulsed lasers at the near infrared (NIR) range have been widely used in dermatology. Ultrashort pulsed picosecond lasers are found with the specific ability of very effective activation of skin repair and remodeling along with significant photodamage ...
Yutong Wang, Shaoyang Wang, Yujie Zhu, Hui Xu, Hao He   +4 more
doaj   +1 more source