> integer and the order determines the order of blocks. Is the exact value > of the eigenvalues of any importance?
The only meaning of each eigenvalue is the number of the block of the conserved quantity. If memory serves me right, we adopted a convention where they have to be consecutive integers. Cheers, Anton > Best, > Daniel > > Am 22.06.21 um 16:52 schrieb Anton Akhmerov: > > Hi Daniel, Khani, > > > > If you want to use multiple degrees of freedom in the leads, specify a > > conservation law with the matrix that has different eigenvalues for > > each combination of the quantities of interest. For example, if your > > sites have 4 orbitals, like Khani describes, you can specify syst = > > kwant.Builder(conservation_law=np.identity(np.arange(4)), ...). > > > > Hope this helps, > > Anton > > > > On Tue, 22 Jun 2021 at 15:45, Daniel Hauck <[email protected]> wrote: > >> > >> Hi, > >> > >> I know this is a very old discussion, but I'm in a similar position and > >> want to look at a superconducting system with spin. > >> > >> Have you been able to resolve this? > >> > >> Best Regards, > >> Daniel
