Transformation of epitaxial NiMnGa/InGaAs nanomembranes grown on GaAs substrates into freestanding microtubes

We report the fabrication of Ni2.7Mn0.9Ga0.4/InGaAs bilayers on GaAs /InGaAs substrates by molecular beam epitaxy

C. Müller

2016

Scholarcy highlights

  • Transformation of epitaxial NiMnGa/InGaAs nanomembranes grown on GaAs substrates into freestanding microtubes
  • Ferromagnetic shape memory alloys are a class of smart materials which are in scope for research due to their multifunctional properties
  • We have shown a fabrication route to realize freestanding FSMA based on Ni–Mn–Ga alloys grown by molecular beam epitaxy on GaAs
  • Our results prove the in uence of crystallographic orientation and strain state on structural and magnetic properties of Ni–Mn–Ga nanomembranes and their tubular counterparts
  • These insights are fundamental in order to realize thin nanomembranes and freestanding three-dimensional FSMA structures with composition of choice for smart applications as compact actuators and microsensors

Need more features? Save interactive summary cards to your Scholarcy Library.