1. A dual lane piezoelectric ring bender actuated nozzle-flapper servo valve for aero engine fuel metering. (9th October 2019) Authors: Bertin, Michael; Plummer, Andrew; Bowen, Chris; Johnston, Nigel; Griffiths, Mike; Bickley, Dan Journal: Smart materials and structures Issue: Volume 28:Number 11(2019:Nov.) Page Start: Record Type: Journal Article View Content: Available online (eLD content is only available in our Reading Rooms) ↗