• Inducing a direct-to-pseudodirect bandgap transition in wurtzite GaAs nanowires with uniaxial stress 

      Signorello, G.; Lörtscher, E; Khomyakov, P.A.; Karg, S.; Dasa Lakshmi Narayana, Dheeraj; Gotsmann, B.; Weman, Helge; Riel, H. (Journal article; Peer reviewed, 2014)
      Many efficient light-emitting devices and photodetectors are based on semiconductors with, respectively, a direct or indirect bandgap configuration. The less known pseudodirect bandgap configuration can be found in wurtzite ...