vdw 4: scaling factors not available

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Gabriel Jara

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Dec 28, 2020, 2:45:48 PM12/28/20
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Dear all,

I tried to run a DFT calculation using revpbe as DFT functional with a d3bj dispersion correction. The block is: 

dft
 XC revpbe
 direct
 disp vdw 4
 grid nodisk
 iterations 100
 vectors input large.mos output dft.mos
end

However, i received the next error:
"vdw 4: scaling factors not available                   0"

The manual https://nwchemgit.github.io/Density-Functional-Theory-for-Molecules.html says that that correction is available for revpbe functional. When I use B3LYP , I dont have that error message.

Any suggestions?

Thanks in advance




--
Dr. Gabriel E. Jara
Instituto de Química / UNICAMP
Rua Josué de Castro s/n
Cidade Universitária "Zeferino Vaz", Barão Geraldo
13083-861 Campinas, São Paulo, Brasil
------

Edoardo Aprà

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Dec 28, 2020, 8:20:57 PM12/28/20
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I can confirm it's a bug
We should be able to provide a patch for it soon

Edoardo Aprà

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Dec 28, 2020, 8:24:53 PM12/28/20
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I must contradict myself.
The correction works once you supply both Exchange (RevPBE) and Correlation (CPBE96)
dft
 XC revpbe cpbe96
 ...
end

Gabriel Jara

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Dec 28, 2020, 10:05:33 PM12/28/20
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Dear Prof Aprà,

It works! Thanks for your help

Best regards

Gabriel 


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