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For questions around the modeling and description of materials surfaces

5 votes
1 answer
1k views

Adsorption calcs using Quantum ESPRESSO

I already built a copper surface using BURAI and I used an SCF calculation to find the total energy of this surface. Now, what is the next step to finding the adsorption energy of one H2 molecule on t …
Everson Gomes's user avatar
4 votes
1 answer
390 views

Optimzation for Large supercell

I am trying to optimize a copper supercell for the study of chalcones adsorption using Quantum ESPRESSO, however, the size of my supercell is large (>200 atoms) and QE can not handle it. What is an al …
Everson Gomes's user avatar
5 votes
1 answer
165 views

How to model a doped surface?

I want to start studying some single-atom catalysts doping with a transition metal. However, I do not what protocol I should follow. Based on the articles that I read, I should dope my surface only af …
Everson Gomes's user avatar