Dear, nick you mean the spectral Property of scattering region don't change any more? kind regards azar
On Fri, Aug 28, 2015 at 12:50 PM, Nick Papior <[email protected]> wrote: > Yes, that could be one. > > 2015-08-27 17:15 GMT+02:00 leoqmc . <[email protected]>: > >> 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 >>> >> >> > > > -- > Kind regards Nick >
