![Hole made by laser beam. This tiny hole, about one tenth the diameter of a human hair, was machined by one laser pulse on a thin coating of bismuth metal over a Hole made by laser beam. This tiny hole, about one tenth the diameter of a human hair, was machined by one laser pulse on a thin coating of bismuth metal over a](https://c8.alamy.com/comp/G14TK5/hole-made-by-laser-beam-this-tiny-hole-about-one-tenth-the-diameter-G14TK5.jpg)
Hole made by laser beam. This tiny hole, about one tenth the diameter of a human hair, was machined by one laser pulse on a thin coating of bismuth metal over a
![SEM image of micro holes fabricated by ( a ) laser ablation and ( b )... | Download Scientific Diagram SEM image of micro holes fabricated by ( a ) laser ablation and ( b )... | Download Scientific Diagram](https://www.researchgate.net/publication/230967369/figure/fig4/AS:300517319299073@1448660320030/SEM-image-of-micro-holes-fabricated-by-a-laser-ablation-and-b-hybrid-process.png)
SEM image of micro holes fabricated by ( a ) laser ablation and ( b )... | Download Scientific Diagram
![Materials | Free Full-Text | Percussion Drilling Hole in Cu, Al, Ti and Ni Alloys Using Ultra-Short Pulsed Laser Ablation Materials | Free Full-Text | Percussion Drilling Hole in Cu, Al, Ti and Ni Alloys Using Ultra-Short Pulsed Laser Ablation](https://www.mdpi.com/materials/materials-13-00031/article_deploy/html/images/materials-13-00031-g006a.png)
Materials | Free Full-Text | Percussion Drilling Hole in Cu, Al, Ti and Ni Alloys Using Ultra-Short Pulsed Laser Ablation
![Holes of 50 lm diameter machined in a 0.39 mm thick alumina substrate... | Download Scientific Diagram Holes of 50 lm diameter machined in a 0.39 mm thick alumina substrate... | Download Scientific Diagram](https://www.researchgate.net/publication/225391401/figure/fig5/AS:372172703977476@1465744295443/Holes-of-50-lm-diameter-machined-in-a-039-mm-thick-alumina-substrate-produced-by-laser.png)