More like 6 minutes than 6 months - for nanopowder degradation from current flow....
-----Original Message----- From: mix...@bigpond.com >As I understand the dynamics of this situation, one cannot pass a current >through a nanopowder without promoting instant agglomeration - which over >time proceeds progressively back into a bulk conductor. ...perhaps that's why it needs to be replaced after 6 months? Regards, Robin van Spaandonk