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In this work, a series of three and four-color tandem white organic light-emitting diodes (WOLEDs) are developed by using the optimized charge generating unit (CGU) to connect two electroluminescence (EL) units with symm...

"This thesis contains measurements of flow velocity fields inside the blade channel of a centrifugal fan by using Particle Image Velocimetry (PIV), an optical method for flow vis-ualization. The results are analyzed and ...

Knowledge production within the field of business research is accelerating at a tremendous speed while at the same time remaining fragmented and interdisciplinary. This makes it hard to keep up with state-of-the-art and ...