There is an increasing demand for accurate complex holes in aerospace, automotive,
electronics, and medical industries. The productivity of traditional tool-based …

We report on a comprehensive study of laser percussion microvia drilling of Ajinomoto build-
up film (ABF) material using an ultrashort pulsed laser in MHz burst mode. After laser …

The desmear of blind hole is a critical process in Printed Circuit Board (PCB) manufacturing.
An environmental-friendly, non-destructive and efficient sodium bicarbonate abrasive jet …

We report for the first time on the realization, characterization and application of an ultrashort
pulsed laser robot system for flexible and large-area 2D and 3D laser micromachining with 6 …

摘要采用五轴激光扫描技术研究了FR4 覆铜板的深盲孔制造技术. 通过实验研究了激光参数和
扫描图形的填充间距对盲孔侧壁锥度和底部材料去除均匀性的影响, 通过调节激光扫描策略 …

Bessel beams are advantageous tools for micro drilling applications due to their diffraction-
free properties, their long focal length, and their small focal spot diameter. However, their …

The galvanometer scanning system plays a crucial role in modern laser material processing.
With the development of this industry, the requirements for galvanometer scanners are …

In times of digitalization, multilayer composite materials became central components in an
increasing number of application fields. Thus, there is a need for optimization of the cost …

The pulse laser emission circuit plays a crucial role as the emission unit of time-of-flight
(TOF) LiDAR. This paper proposes a nanosecond-level pulse laser diode array drive circuit …

Recently, ultrafast lasers have been developed and potentially become a point of interest
worldwide, as their interaction with matter is yet unknown and can be mediated by new …