Re: [QE-users] problem with QE NEB calculations

2018-10-11 Thread Giuseppe Mattioli
Dear User (please sign always all your posts to this forum with name and scientific affiliation) The detection of a potential energy barrier along a given reaction coordinate may depend on how you assign the initial and final state, on your tight or loose convergence criterion on

[QE-users] problem with QE NEB calculations

2018-10-09 Thread sahar mohammadi
Dear QE users and developers I have simulated a reaction of carbon monoxide oxidation on a metal oxide cluster. Based on relax calculations the total energy value decreases after each iteration until reaches the final value at the last iteration. However, most of oxidation reactions have energy