Not only can the volumetric removal rate of these features be controlled with the correct choice of laser, but through various processing strategies, very accurate control of the features surface roughness can be obtained.
A range of work examples can be found in the applications shown below.
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Quantification and modeling of mechanical degradation in lithium-ion batteries based on nanoscale imaging
Application: Sample Preparation. https://doi.org/10.1038/s41467-018-04477-1 (external link, opens new window)
Fabrication of high quality optical coherence tomography
Application: Optical Coherence Tomography. https://doi.org/10.1117/12.922348 (external link, opens new window)
Femtosecond laser induced microstructures on diamond for microfluidic sensing
Application: Microfluidics. https://doi.org/10.1063/1.4811170 (external link, opens new window)
Optimization and Characterization of Femtosecond Laser Inscribed In-Fiber Microchannels for Liquid Sensing
Application: Microfluidics. https://publications.aston.ac.uk/id/eprint/26557/1 (external link, opens new window)