Spin-Polarized Quantum Well States on Bi${}_{2-x}$Fe${}_x$Se${}_3$

Michael M. Yee, Z. -H. Zhu, Anjan Soumyanarayanan +8

Low temperature scanning tunneling microscopy is used to image the doped topological insulator Bi${}_{2-x}$Fe${}_x$Se${}_3$. Interstitial Fe defects allow the detection of quasiparticle…