Graphene bonds!

3 03 2011

Having identified in a previous post that wire bonding to contacts on a graphene device is tricky if the underlying metals have a low binding energy, we have now solved the problem!

Wire bond graphene solution

Gold wedge bonds on a dummy graphene gas sensor

Whilst this chip doesn’t have the full etch steps required to produce our intended gas sensor structures, this is a substantial step forward in our research.

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