[Robotgroup] It had to happen...

[Paul Atkinson]

Ah, thanks Mike. I'm using a Mac here and didn't know how to easily do a
spelling check, gecko search, etc.
Paul

On Wed, May 21, 2008 at 3:14 PM, Def Egge <robodigest at innervate.com> wrote:

> At 07:31  2008-05-21, you wrote:
> -=-=-=-=-= begin quoted message =-=-=-=-=-
>
>  [trimmed]
>
>  >On topic - seems the simplest version is static electricity, but I
>  >can't
>  >recall ever seeing a robot that used that successfully. I think the
>  >mechanism that a gecko lizard uses boils down to vanderwals  forces
>
>  >which
>  >might be similar. FWIW.
>  >
>  >Paul
>
> [trimmed]
>
> -=-=-=-=-= end quoted message =-=-=-=-=-
>
> Paul,
>
> The research by Kellar Autumn and coauthors into gecko locomotion
> have determined that the adhesion is largely (perhaps, entirely) due
> to van der Waals (strictly dipolar) forces (with some
> hard-to-distinguish capillary effects possible).
>
> The possibility of electrostatic adhesion (in geckos) was eliminated
> by using antistatic guns to neutralize net charge on the
> foot-substrate system.
>
> Perhaps, PY, will see this soon and point out any mistakes I have
> presented.
>
>
> --
>
> All the best....
>
> Mike
>
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