[Pw_forum] Hybrid functional calcualtion!

[Stefano de Gironcoli]

what is needed is that ,if nk1,nk2,nk3 are the parameters defining the
k-point regular grid,
then nk1/nqx1 nk2/nqx2 and nk3/nqx3 must all be whole integer numbers.
stefano


Adrain Zhou wrote:
> Dear all,
>
> I am trying to run hybrid functional test. When I
> changed the number of nqx1,nqx2 and nqx3. The error
> information is "k + q is not an S*k " and stopped. I
> checked the readme file in the Exx_example. It says
> that the vaule of nqx1,nqx2 and nqx3 must be
> compatible with the k-points used (that is k+q must be
> equivalent to some other k in the k-points list).Can
> anybody please explain more on this sentence to me?
> Many thanks!
>
> Regards,
> Adrian
>
>
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