Office 1.15
andreas.baumgartner-at-unibas.ch
Phone: +41 61 207 39 06

Positions and Education

2017- Group leader and head of the SNI PhD school
2014- Senior scientist at the University of Basel
2009-2014 Postdoctoral fellow at the University of Basel (CH)
2005-2008 EPSRC postdoctoral research fellow at The University of Nottingham (UK)
2001-2005 PhD in physics at ETH in Zurich (CH)
1995-2000 Diploma (MA) as “interdisciplinary scientist” at ETH in Zurich (CH)

Research

Nanoelectronics: semiconductor device physics, superconductor hybrid electronics, Cooper pair splitting, electronic entanglement, Majorana bound states, topological states of matter, spin transport, spin-orbit interaction, valley physics, quantum Hall effects, etc.

Materials: semiconducting nanowires, 2D semiconductors, carbon nanotubes, graphene, etc; superconductors, ferromagnets, etc.

Experiments: high-resolution electrical measurements, cryogenics down to 10 mK, strain engineering, high magnetic fields, scanning probe techniques, radio-frequency measurements, quantum dot optics experiments; electron and optical lithography

Selected Publications

A complete list can be found on google scholar.

Spin cross-correlation experiments in an electron entangler, A. Bordoloi*, V. Zannier, L. Sorba, C. Schönenberger and A. Baumgartner*, Nature 612, 454 (2022)

A double quantum dot spin valve, A. Bordoloi*, V. Zannier, L. Sorba, C. Schönenberger and A. Baumgartner*, Communications Physics  3, 135 (2020)

New generation of moiré superlattices in doubly aligned hBN/Graphene/hBN heterostructures, L. Wang*, S. Zihlmann, M.-H. Liu, P. Makk, K. Watanabe, T. Taniguchi, A. Baumgartner* and C. Schönenberger, Nano Lett. 19, 2371 (2019)

Andreev bound states probed in three-terminal quantum dots, J. Gramich, A. Baumgartner* and C. Schönenberger, Phys. Rev. B 96, 195418 (2017)

Magnetoresistance engineering and singlet/triplet switching in InAs nanowire quantum dots with ferromagnetic sidegates, G. Fabian, P. Makk, M.H. Madsen, J. Nygård, C. Schönenberger and A. Baumgartner*, Phys. Rev. B 94, 195415 (2016)

Resonant and inelastic Andreev tunneling observed on a carbon nanotube quantum dot, J. Gramich, A. Baumgartner* and C. Schönenberger, Phys. Rev. Lett. 115, 216801 (2015)

Gigahertz quantized charge pumping in bottom gate defined InAs nanowire quantum dots, S. d’Hollosy, M. Jung, A. Baumgartner*, V.A. Guzenko, M.H. Madsen, J. Nygård and C. Schönenberger, Nano Letters 15, 4585 (2015)

Carbon nanotube quantum dots on hexagonal boron nitride, A. Baumgartner*, G. Abulizi, K. Watanabe, T. Taniguchi, J. Gramich and C. Schönenberger, Appl. Phys. Lett. 105, 023111 (2014)

Near-unity Cooper pair splitting efficiency, J. Schindele, A. Baumgartner*, and C. Schönenberger, Phys. Rev. Lett. 109, 157002 (2012)

Scanning capacitance imaging of compressible and incompressible quantum Hall effect edge strips, M.E. Suddards, A. Baumgartner*, M. Henini, and C.J. Mellor, New J. Phys. 14, 083015 (2012)

Optical imaging of carrier injection into individual InAs quantum dots, A. Baumgartner*, E. Stock, A. Patanè, L. Eaves, M. Henini, and D. Bimberg, Phys. Rev. Lett. 105, 257401 (2010)