electrochemical etching Biocompatible Materials 1 Conference Paper 1 Electrochemical etch 1 Electrochemical etching 1 Electrolyte aqueous solutions 1 Electrolytes 1 Electroplating 1 Ethanol 1 GAN 1 Hydrofluoric Acid 1 Hydrofluoric acid 1 Hydrofluoric acid (HF) 1 Materials Testing 1 Membranes, Artificial 1 Nano-porous 1 Nanopores 1 Nanoporous 1 Nanostructures 1 POROUS SILICON 1 Particle Size 1 Pore formation 1 Pore size 1 Porosity 1 Scanning electron microscopy 1 Silicon 1 Silicon membrane 1 Silicon membranes 1 Surface Properties 1 TIME 1