etching

Researchers Improve Femtosecond Selective Chemical Etching

In a paper entitled “Polarization-insensitive space-selective etching in fused silica induced by picosecond laser irradiation,” a group of researchers discusses space selective chemical etching, which can be achieved when fused…

Researchers Develop Painless 3D Printed Microneedles that Dissolve and Deliver Drugs Under Human Skin

I hate getting shots more than almost anything, except maybe going to the dentist. Really, it’s seeing the needle puncture my skin that bothers me more than anything – I…

LightFab: Selective Laser Etching, Subtractive 3D Printing with Transparent Materials

The LightFab 3D printer is for makers and inventors who are involved in more complex projects, aspiring to work with glass as well as etching. The Germany-headquartered company has created…