Dear Nick, you said "output". Such "output" would be the average transmission function (*. AVTRANS) ?.
Thank you so much. Leone 2015-08-25 17:44 GMT-03:00 Nick Papior <[email protected]>: > Please see this slide-show which explains the geometry setup for > transiesta. > http://departments.icmab.es/leem/siesta/tlv14/slides12.pdf > > 2015-08-25 20:26 GMT+00:00 Jaret Qi <[email protected]>: > >> I could not understand how the scattering region has to have some parts >> of the electrodes. If I'm using a pure ZGNRs one cell left/right for the >> electrodes then how they could be extended to the scattering region? >> >> >> Sent from Yahoo Mail for iPhone <https://yho.com/footer0> >> >> On Aug 25, 2015, 1:34:55 PM, Nick Papior wrote: >> The reason is that you "attach" a truly bulk semi-infinite electrode to >> your scattering region. >> When you do this you want the difference between the actual bulk >> electrode and the scattering region electrode to be minimized. >> A minimization occurs when the scattering part (non-lead) is fully >> screened. >> >> The number of layers is easily found by converging the number of layers >> until the output remains unchanged. >> >> >> 2015-08-25 19:21 GMT+00:00 azar ostovan <[email protected]>: >> >>> Dear transiesta users >>> >>> I know it is very common to add some part of the lead into scattering >>> region, but how much is need? >>> >>> Is there any property I could follow to find the best size? >>> >>> Kind regards >>> Azar >>> >> >> >> >> -- >> Kind regards Nick >> >> > > > -- > Kind regards Nick >
