Figure 2
From: Effects of Ni doping on various properties of NbH phases: A first-principles investigation

Energy barriers of H diffusion from TIS to TIS in (a) Nb and (b) Nb15Ni.
From: Effects of Ni doping on various properties of NbH phases: A first-principles investigation

Energy barriers of H diffusion from TIS to TIS in (a) Nb and (b) Nb15Ni.