Photo credits
Cover story
© Henrik Wiemer
© Carsten Brand/Salzgitter AG
© Microdrones
© Womble Company, Inc.
thyssenkrupp Elevator
© Patrick Nädele
Nationalstadion Budapest
© www.mnsk.hu
Zap-Lok®
© NOV-Tubocope
Energy transition
© FW FERNWÄRME
Windpark: © Fotolia
© Wolfram Schroll
Test set-up on the multi-axial testing machine (span):
© Foto jan.meier / Fraunhofer IWES, 2015