Graphene oxide and chitosan sponge found to be ten times more efficient at removing gold ...
has developed a type of sponge made of graphene oxide and chitosan, that can be used to extract gold from electronic waste.
Interesting Engineering on MSN3 个月
Gold extraction from e-waste gets 10 times more efficient with new sponge material
its adsorption in an ionic state and succeeding reduction to metallic Au. They developed a nanoscale cross-dimensional ...