i try to do it with DM.InitSpin, AP configuration right electrode all atom have up spin direction, left electrode have down spin P configuration atoms in left and right electrode have up direction
but at the ensd i find exactally the same I-V curve!!! From: [email protected] Date: Wed, 8 Apr 2015 21:04:59 +0200 To: [email protected] Subject: Re: [SIESTA-L] TMR and TMR I haven't tried myself, but you should be able to do this with DM.InitSpin (if the configurations converge to their respective anti-parallel and parallel magnetizations). 2015-04-08 20:04 GMT+02:00 toufik esssakhri <[email protected]>: Dear all, The tunneling magnetoresistance is defined as TMR=(Iparallel-Iantiparallel)/(Iparallel+Iantiparallel), it's known that intensensity versus bias can be done with tbtrans my question is how to set the structure to the parallel and antiparallel configuration with transiesta. cheers -- Kind regards Nick
