Paolo Giannozzi wrote:
> Merlin Meheut wrote:
>
>
>> If I have well understood what you said, rrkj ("optimized")
>> pseudopotentials generated with opium are also ultrasoft.
>>
>
> I don't think so. DO you have any evidence of this?
>
> P.
>
OPIUM makes norm conserving pseudopotentials only. No ultrasoft.
Eric