I'd guess that for an insulator this is not a problem.

It would be problematic for metals, but berrypi is not for metals anyway.

Am 24.08.2020 um 19:52 schrieb Laurence Marks:
Does anyone know if berrypi /w2w require a 3D k-mesh, e.g. what will happen with a surface calculation where along the long direction there is only one k-point?

--
Professor Laurence Marks
Department of Materials Science and Engineering
Northwestern University
www.numis.northwestern.edu <http://www.numis.northwestern.edu/>
Corrosion in 4D: www.numis.northwestern.edu/MURI <http://www.numis.northwestern.edu/MURI>
Co-Editor, Acta Cryst A
"Research is to see what everybody else has seen, and to think what nobody else has thought"
Albert Szent-Gyorgi

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