new ASTM International standard covers the use of electrical impedance scanners to monitor the moisture level of a roofing system over various stages of its lifespan. The new standard is D7954/D7954M, Practice for Moisture Surveying of Roofing and Waterproofing Systems Using Non-Destructive Electrical Impedance Scanners.
In this prototype, the electrodes are attached around a grapefruit which represents a child's head. Liquid is injected into the grapefruit to mimic brain haemorrhage.Electrical impedance tomography - Wikipedia, the free encyclopedia
Automation in hematology - State of the art in 2014 - Hematology automation has progressed steadily since Wallace Coulter first applied electrical impedance technology to counting red cells and white cells.