[DFTB-Plus-User] Warning: [zmultdns] matrices don't match

anz118466 at cse.iitd.ac.in anz118466 at cse.iitd.ac.in
Mon May 5 14:22:03 CEST 2014


Hi,

Were the Fermi levels for the respective contacts same? The 'SetForAll'
operator is for identical contacts, as per the manual.

Best,
Anusha

> Dear all,
>
> I am new to DFTB+NEGF and I want to calculate the transmission function
> and
> current through BNT-Ag contact. I finished calculating the BNT and Ag
> contact separately. When doing the calculation for device, there is always
> a warning saying that " WARNING (zmultdns): matrices don't match ". And
> the
> computing of density matrix stops. So I want to ask you all, what is wrong
> with my input file? Is there any way to solve this problem?
>
> Thanks a lot for your help!
>
> Best regards,
>
> --
> Faculty of Engineering at K.U. Leuven
> BIOTECH at TU Dresden
> Email: liuenlong20 at gmail.com; enlong.liu at student.kuleuven.be;
> enlong.liu at biotech.tu-dresden.de
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