[DIYbio] Re: growing electrical conductors: light biosensor -> silicatein protein generator

It would be cool to replicate this work... any ideas on the required sequences?

On Thu, May 12, 2011 at 2:22 PM, CoryG <cory@geesaman.com> wrote:
>> There's some nice literature on silicatein. Seems like it is also able
>> to deposit TiO2 from a titanium salt in the same manner. I didn't see
>> anything about it being "optimized to plate metallic conductors and
>> semiconductors including germanium, titanium dioxide, platinum and
>> other materials", so this may be an exaggeration. I suspect they may
>> have simply deposited poorly conducting traces of TiO2 using the
>> silicatein, and then used those traces to electroplate copper or
>> silver onto them.
>
> It's possible, though several months have elapsed since that slide was
> presented and since this recent article - they may have adjusted it to
> allow for germanium and other materials without further deposition or
> plating, but if that's the case there is still a high likelihood they
> require annealing at high temp just to break the Oxygen off and leave
> the bare metals in place.  Even if it is just Si deposition thats
> still incredibly useful - metal vapor deposition is pretty simple, but
> Si deposition is a bit harder to do (at least in terms of the machines
> required to perform them - ie boiling some molten metal vs sputtering
> - doing it precisely without having too etch a thin film is pretty
> cool in itself).
>
> --
> You received this message because you are subscribed to the Google Groups "DIYbio" group.
> To post to this group, send email to diybio@googlegroups.com.
> To unsubscribe from this group, send email to diybio+unsubscribe@googlegroups.com.
> For more options, visit this group at http://groups.google.com/group/diybio?hl=en.
>

--
Nathan McCorkle
Rochester Institute of Technology
College of Science, Biotechnology/Bioinformatics

--
You received this message because you are subscribed to the Google Groups "DIYbio" group.
To post to this group, send email to diybio@googlegroups.com.
To unsubscribe from this group, send email to diybio+unsubscribe@googlegroups.com.
For more options, visit this group at http://groups.google.com/group/diybio?hl=en.