http://phys.org/news/2015-03-unprecedented-neutron-images-refrigerant-exchangers.html#jCp
Source: Unprecedented neutron images of refrigerant flow through heat exchangers
http://phys.org/news/2015-03-unprecedented-neutron-images-refrigerant-exchangers.html#jCp
Source: Unprecedented neutron images of refrigerant flow through heat exchangers