Does this selectively etch TiO2 films grown on substrates
like Silicon and SrTiO3 or does it etch them too?


greetings,
Rajesh



----- Original Message -----
From: "kris" 
To: "General MEMS discussion" 
Sent: Friday, October 24, 2003 5:38 PM
Subject: Re: [mems-talk] thin film TiO2 etchant


> try 1: 50    NH4OH:H2O2
>
>>