Unfolding spinor wavefunctions and expectation values of general operators: Introducing the unfolding-density operator

Paulo V. C. Medeiros, Stepan S. Tsirkin, Sven Stafström +1

We show that the spectral weights $W_{m\vec{K}}(\vec{k})$ used for the unfolding of two-component spinor eigenstates $| {ψ_{m\vec K}^\mathrm{SC}} > = | α> | {ψ_{m\vec{K}}^\mathrm{SC,…