[Noisebridge-discuss] DIY Scanning Tunneling Microscope

[Joel Jaeggli]

On 8/18/10 10:02 PM, travis+ml-noisebridge at subspacefield.org wrote:
> On Tue, Aug 17, 2010 at 09:50:32AM -0700, Jonathan Foote wrote:
>> Uses a cheap piezo transducer for the motion head. Doesn't look that hard!
>>
>> http://www.chemhacker.com/tags/scanning-tunneling-electron-microscope/
>>
>> Anyone think of a good application for atomic-resolution microscopy?
> 
> Magnetic force imaging of hard disks.
> Detecting electromigration in solid-state storage
> 
> Follow the link to my book from my homepage below, and then to "data
> remanence", for details.
> 
> I have a standing bet that I can with with Garfinkel if I can get proof
> you can get the data off an overwritten track of a HDD.
> 
> I've seen images of the track flanges on either side after an overwrite,
> so I know it can be done.

prml strikes me as having a substantial impact on the likelyhood of
producing useful data.

st251 on the other hand I can imagine pulling a few bits off of just
like 6250bpi tape.
> 
> 
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