1. Carbon Nanotechnology Laboratory, Department of Physics, National Institute of Technology Durgapur, Durgapur, India
2. Irish Composite Centre (IComp), University of Limerick, Castletroy, Limerick, Ireland
3. Laboratory for Mechanical Systems Engineering, Swiss Federal Laboratories for Material Science and Technology, Empa, Dübendorf, Switzerland
4. Materials for Energy Conversion, Swiss Federal Laboratories for Material Science and Technology, Empa, Dübendorf, Switzerland
5. Energy and Materials, ABB Corporate Research Ltd, Baden-Daettwil, Switzerland