Hi,

how can I etch gold slowly (~100 nm/min)?
Can I slow etching by diluting etch-solution (4g KI / 1g I2 / 40ml H2O),
which etches 500-1000 nm/min?
If so, does the etch-rate reduce linearly with consentration of KI and I2?


-Sampo Tuukkanen, University of Jyväskylä, FINLAND