A molecular dynamics based digital twin for ultrafast laser material removal processes

P Stavropoulos, A Papacharalampopoulos… - … International Journal of …, 2020 - Springer
Within the latest years, digital twins have become one of the most promising concepts that
can be applied to complex manufacturing processes, due to their accuracy and …

Modeling nano-metric manufacturing processes with molecular dynamics method: a review

NE Karkalos, AP Markopoulos - Current Nanoscience, 2017 - ingentaconnect.com
Background: During the last few decades, increasing interest has arisen in the field of nano-
machining simulations. Due to the inability of other numerical techniques to properly …

A study on the micromachining of molybdenum using nanosecond and femtosecond lasers

MM Mathew, RN Bathe, G Padmanabham… - … International Journal of …, 2019 - Springer
Laser micromachining is an advanced machining process in which machining is achieved
by focusing a laser beam to melt and vaporize the material. The primary aim of this work is to …

Gas-plasma flows under femtosecond laser ablation for metals in vacuum

EY Loktionov, AV Ovchinnikov, YS Protasov… - High Temperature, 2014 - Springer
New information on particle distribution over velocities, the mean-mass velocity, and the
degree of monochromaticity of gas-plasma flow under femtosecond (τ∼ 45 fs, λ∼ 800 nm) …

Thermophysical and gas-dynamic characteristics of laser-induced gas-plasma flows under femtosecond laser ablation of titanium in vacuum

EY Loktionov, YS Protasov, YY Protasov - Quantum Electronics, 2014 - iopscience.iop.org
We report the results of experimental investigation of thermophysical and gas-dynamic
characteristics of the gas-plasma flows induced by ultrashort $(45-60\{\text {fs}}) $ laser …

[PDF][PDF] Concepts and Methods for the Development of Efficient Femtosecond Laser Micromachining Technology

G Chang - 2014 - core.ac.uk
The femtosecond pulse laser is a useful tool for micro/nano-machining, which is a
fundamental technology for fabricating micro 3D structure devices or components such as …

飞秒激光光斑图像序列焦点深度提取方法的研究

王福斌, 孙海洋, 王宜文, 李占贤 - APPLIED LASER, 2019 - opticsjournal.net
摘要为探究光斑图像在飞秒激光加工过程中的实际意义, 采集等离子体光斑图像并对图像的深度
进行提取及分析. 本文提出了一种基于图像序列的焦点深度提取(Depth Extraction from Focus …

Using femtosecond laser processing quartz glass microchannel sample cell

F Wang, M Liu, X Huo, L Chen… - Microwave and Optical …, 2019 - Wiley Online Library
To improve the intensity and reliability of the emission fluorescence spectrum signal of
petroleum pollutant samples, we designed multiple microchannel sample pools to replace …

Femtosecond laser ablation power level identification based on the ablated spot image

F Wang, P Tu, C Wu, Y Liu, D Feng - The International Journal of …, 2018 - Springer
When using a femtosecond laser to process the microchannel on silicon wafers in order to
determine the machining speed in the X axis and feed rate in the Y axis, a large number of …

Газово-плазменные потоки при фемтосекундной лазерной абляции металлов в вакууме

ЕЮ Локтионов, АВ Овчинников… - Теплофизика высоких …, 2014 - mathnet.ru
С использованием методов комбинированной интерферометрии получены новые
данные о распре делении частиц по скоростям, среднемассовой скорости и степени …