Josephson junctions (1 Viewer)

[Inhuman]

My teacher flat out confessed that she has no idea about these, so all I've got is the small paragraph from Jacaranda. Can anyone explain this in a non-confusing way or add anything?

 

[helper]

Not in the syllabus really. If you want to know more try

http://www.sciam.com/askexpert_question.cfm?articleID=00009897-60F0-1C71-9EB7809EC588F2D7&catID=3

http://hyperphysics.phy-astr.gsu.edu/hbase/solids/squid.html