MESA+ University of Twente
Interfaces and correlated electrons

Topological superconductivity

By inducing superconductivity into topological materials novel Majorana quasiparticles can be created. It is the aim to create, detect and manipulate these Majorana states to test their non-abelian character.

Key publications

4pi periodic Andreev bound states in a Dirac semimetal

Chuan Li, J. de Boer, B. de Ronde, S.V. Ramankutty, E. van Heumen, Y. Huang, A. de Visser, M.S. Golden, A. Brinkman

Cond-mat/1707.03154 (2017).

Andreev reection in s-type superconductor proximized 3D topological insulator

E.S. Tikhonov, D.V. Shovkun, M. Snelder, M.P. Stehno, Y. Huang, M.S. Golden, A.A. Golubov, A. Brinkman, V.S. Khrapai

Phys. Rev. Lett. 117, 147001 (2016).

Gate-tunable transport properties of in-situ capped Bi2Te3 topological insulator thin films

P. Ngabonziza, M.P. Stehno, H. Myoren, V.A. Neumann, G. Koster, A. Brinkman

Adv. Electr. Mater. 1600157 (2016).

In-situ spectroscopy of intrinsic Bi2Te3 topological insulator thin fims and impact of extrinsic defects

P. Ngabonziza, R. Heimbuch, R.A. Klaassen, M.P. Stehno, M. Snelder, A. Solmaz, S.V. Ramankutty, E. Frantzeskakis, E. van Heumen, G. Koster, M.S. Golden, H.J.W. Zandvliet, and A. Brinkman

Phys. Rev. B 92, 035405 (2015).

Josephson supercurrent through a topological insulator surface state

M. Veldhorst, M. Snelder, M. Hoek, T. Gang, V. Guduru, X. Wang, U. Zeitler, W.G. van der Wiel, H. Hilgenkamp, A. Brinkman

Nature Materials 11, 417 (2012).