Results 31 to 40 of about 215,149 (301)

Insights into the reliability of Ni/Cu plated p-PERC silicon solar cells [PDF]

open access: yes, 2017
Selective laser ablation of dielectric layers in combination with plated Ni/Cu/Ag contacts have been investigated by many photovoltaic researchers. Despite that there has been quite some practical progress on improved processing, the reliability of ...
Dang, Chi   +7 more
core   +1 more source

Enhancement of laser ablation via interacting spatial double-pulse effect

open access: yesOpto-Electronic Advances, 2018
A novel spatial double-pulse laser ablation scheme is investigated to enhance the processing quality and efficiency for nanosecond laser ablation of silicon substrate.
Zhou Rui   +5 more
doaj   +1 more source

Hydrodynamic simulations of metal ablation by femtosecond laser irradiation [PDF]

open access: yes, 2005
Ablation of Cu and Al targets has been performed with 170 fs laser pulses in the intensity range of 10^12-10^14 W/cm^2. We compare the measured removal depth with 1D hydrodynamic simulations.
Audouard, Eric   +4 more
core   +3 more sources

Ablation experiment and threshold calculation of titanium alloy irradiated by ultra-fast pulse laser

open access: yesAIP Advances, 2014
The interaction between an ultra-fast pulse laser and a material's surface has become a research hotspot in recent years. Micromachining of titanium alloy with an ultra-fast pulse laser is a very important research direction, and it has very important ...
Buxiang Zheng   +4 more
doaj   +1 more source

Ablation behavior of boron-modified phenolic resin irradiated by high-energy continuous-wave laser and its evolution of carbon structure

open access: yesMaterials & Design, 2019
Despite many years of use of boron-modified phenolic resin (BPF) in the aerospace and auto industry, it is still unknown if such resin can be used in extreme environments, especially under exposure to high energy continuous-wave (CW) laser that can ...
Chen Ma   +6 more
doaj   +1 more source

Theoretical and experimental study of dual-fiber laser ablation for prostate cancer. [PDF]

open access: yesPLoS ONE, 2018
Single-fiber laser treatment of the prostate has been widely accepted in the clinic due to its minimal invasiveness and high controllability. However, for large tumors, multiple insertions of the laser probe would be needed to achieve full coverage of ...
Xing Wu   +6 more
doaj   +1 more source

A thermal model for nanosecond pulsed laser ablation of aluminum

open access: yesAIP Advances, 2017
In order to simulate the nanosecond pulsed laser ablation of aluminum, a novel model was presented for the target ablation and plume expansion. The simulation of the target ablation was based on one-dimensional heat conduction, taking into account ...
Yu Zhang   +4 more
doaj   +1 more source

Laser Cavitation Peening and Its Application for Improving the Fatigue Strength of Welded Parts

open access: yesMetals, 2021
During conventional submerged laser peening, the impact force induced by laser ablation is used to produce local plastic deformation pits to enhance metallic material properties, such as fatigue performance.
Hitoshi Soyama
doaj   +1 more source

Optical Coherence Tomography/Angiography-Guided Tumor Ablation With a Continuous-Wave Laser Diode

open access: yesIEEE Access, 2020
Laser ablation can be an effective modality for treatment, but it is complicated to apply continuous-wave (CW) light sources for laser ablation because of the unpredictable photothermal damage.
Meng-Tsan Tsai   +5 more
doaj   +1 more source

Numerical and experimental investigation on pulsed nanosecond laser ablation processing of aluminum alloy

open access: yesJournal of Materials Research and Technology, 2022
The laser ablation of aluminum alloy 6061 was studied both experimentally and by computational modeling in this work. Six variations of the number of pulses of irradiation (1, 5, 10, 20, 50, and 100 pulses) combined with four different laser fluence (2.0 
Zhang Peng   +6 more
doaj   +1 more source

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