Vacuum-free femtosecond fiber laser microplasma X-ray source for radiography
A Garmatina, E Mareev, N Minaev, N Asharchuk… - Optics …, 2023 - opg.optica.org
Radiographic imaging using X-rays is a tool for basic research and applications in industry,
materials science, and medical diagnostics. In this article, we present a novel approach for …
materials science, and medical diagnostics. In this article, we present a novel approach for …
Focusing characteristic change and processing characteristic evaluation of femtosecond-to-picosecond pulse lasers above the air ionization threshold
I Nishibata, N Nakanii, T Sano - Optics Continuum, 2023 - opg.optica.org
The utilization of ultrashort pulse lasers surpassing the air ionization threshold may result in
detrimental focusing due to nonlinear optical phenomena. In the context of ultrashort pulse …
detrimental focusing due to nonlinear optical phenomena. In the context of ultrashort pulse …
[HTML][HTML] Hydrodynamic simulation of laser ablation with electronic entropy effects included
S Watanabe, R Akashi, T Ishikawa, Y Tanaka… - Journal of Applied …, 2024 - pubs.aip.org
In this paper, we present a methodology of laser ablation simulation including electronic
entropy effects. Ablation by ultrashort laser pulses is suitable for micromachining because of …
entropy effects. Ablation by ultrashort laser pulses is suitable for micromachining because of …
Nonlinear propagation calculation-based irradiation process control for several mJ ultrashort pulse laser processing
I Nishibata, T Sano - Applied Physics Express, 2023 - iopscience.iop.org
In the realm of ultrashort pulse laser processing, surpassing the air ionization threshold,
variations in focusing characteristics due to nonlinear optical phenomena pose challenges …
variations in focusing characteristics due to nonlinear optical phenomena pose challenges …
Building artificial intelligence and science-and-theory-based simulations toward cyber-physical-system (CPS) laser manufacturing
KL Ishikawa - Laser-based Micro-and Nanoprocessing XVIII, 2024 - spiedigitallibrary.org
Laser processing is flexible with many parameters such as wavelength, pulse duration, and
pulse energy. Today, these parameters are optimized by human experience and intuition. To …
pulse energy. Today, these parameters are optimized by human experience and intuition. To …
[PDF][PDF] High-precision observation and simulation of femtosecond laser ablation
K Konishi - npo.fi
Laser processing technology using ultrashort pulsed lasers has many advantages over
conventional processing technologies, such as the ability to freely fabricate ultrafine shapes …
conventional processing technologies, such as the ability to freely fabricate ultrafine shapes …