People

Prof. Martino Poggio

Prof. Martino Poggio received his B.A. in physics from Harvard University in 2000 and his Ph.D. from the University of California, Santa Barbara in 2005. In graduate school he worked for Prof. David Awschalom on ultrafast optics and semiconductor spintronics. From 2006 to late 2008, he worked as a post-doctoral fellow under Dr. Dan Rugar at the IBM Almaden Research Center in San Jose, CA on high sensitivity nuclear magnetic resonance force microscopy and nanometer-scale magnetic resonance imaging. In January of 2009, he started as an Assistant Professor in the Department of Physics at the University of Basel. Since then, he has led a group concentrating on nanomechanics, nanomagnetism, and ultra-sensitive scanning probe microscopies. In 2014, he was promoted to Associate Professor. In September 2019, he started serving as Chair of the Department of Physics at the University of Basel. As Professor, he has supervised 15 Ph.D. students, 8 post-docs, and 5 Masters students. He serves on the scientific committee of the Swiss Quantum Science and Technology NCCR consortium (over 30 PIs) and is the leader the “Quantum Sensing” project (1 of 4 projects). Prof. Poggio is a winner of a 2013 ERC Starting Grant, has published over 50 peer-reviewed papers, 3 book contributions, and given over 50 invited talks at international conferences. 

Relevant publications

1. Imaging pinning and expulsion of individual superconducting vortices in amoprphous MoSi thin films, L. Ceccarelli, D. Vasyukov, M. Wyss, G. Romagnoli, N. Rossi, L. Moser, and M. Poggio, Phys. Rev. B 100, 104504 (2019).  

2. Magnetic force sensing using a self-assembled nanowire, N. Rossi, B. Gross, F. Dirnberger, D. Bougeard, and M. Poggio, Nano Lett. 19, 930 (2019).

3. Imaging stray magnetic field of individual ferromagnetic nanotubes, D. Vasyukov, L. Ceccarelli, M. Wyss, B. Gross, A. Schwarb, A. Mehlin, N. Rossi, G. Tütüncüoglu, F. Heimbach, R. R. Zamani, A. Kovács, A. Fontcuberta i Morral, D. Grundler, and M. Poggio, Nano Lett. 18, 964 (2018).

4. Vectorial scanning force microscopy using a nanowire sensor, N. Rossi, F. R. Braakman, D. Cadeddu, D. Vasyukov, G. Tütüncüoglu, A. Fontcuberta i Morral, and M. Poggio, Nat. Nanotechnol. 12, 150 (2017).

5. Reversal mechanism of an individual Ni nanotube simultaneously studied by torque and SQUID magnetometry, A. Buchter, J. Nagel, D. Rüffer, F. Xue, D. P. Weber, O. F. Kieler, T. Weimann, J. Kohlmann, A. B. Zorin, E. Russo-Averchi, R. Huber, P. Berberich, A. Fontcuberta i Morral, M. Kemmler, R. Kleiner, D. Koelle, D. Grundler, and M. Poggio, Phys. Rev. Lett. 111, 067202 (2013).

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Prof. José M. De Teresa

Prof. José M. De Teresa leads the group of Nanofabrication and Advanced Microscopies (NANOMIDAS) at the Institute of Nanoscience and Materials Science of Aragon, a mixed institute of Spanish CSIC and University of Zaragoza (which will be acting as a third party in this project). Prof. De Teresa is the coordinator of the Spanish network on Nanolithography (NANOLITO) and leads the Dual-Beam/FIB-SEM area in the Spanish National facility for Advanced Microscopies (Laboratory of Advanced Microscopies, University of Zaragoza). He is vice-chair of the Condensed Matter Division (CMD) board in the European Physical Society (EPS). His main research interests are nanofabrication with focused electron and ion beams, magnetic nanostructures, nano-superconductivity and new materials (2D and vdW, topological insulators, etc.). He has co-authored 210 research articles and has given 80 invited talks at conferences, being the supervisor of 14 PhD thesis. His recent scientific and technological contributions related to the project are: a) International patents (PCT) for the growth of advanced magnetic tips for Magnetic Force Microscopy and for the ultra-fast growth of materials by FIBID under cryogenic conditions; b) Growth of superconducting nanostructures by Focused Ion Beam Induced Deposition using Galium ion sources (Scientific Reports 9 (2019) 12386 and Nature Physics 10 (2014) 851) and Helium ion sources (Nano Letters 18 (2018) 1379 and Nano Letters 19 (2019) 8597); c) Growth of functional materials by Focused Electron/Ion Beam Induced Deposition (Nano Letters 18 (2018) 7674; Nanotechnology 27 (2016) 285302; ACS Nano 9 (2015) 6139; ACS Nano 4 (2014) 3788).

Relevant publications

1. Customized MFM probes based on magnetic nanorods, M. Jaafar, J. Pablo-Navarro, E. Berganza, P. Ares, C. Magén, A. Masseboeuf, C. Gatel, E. Snoeck, J. Gómez-Herrero, J. M. De Teresa, A. Asenjo, Nanoscale 12 10090 (2020).

 

2. Three-dimensional superconducting nanohelices grown by He+ focused-ion-beam direct writing, R. Córdoba, D. Mailly, R. O. Rezaev, E. I. Smirnova, O. G. Schmidt, V. M. Fomin, U. Zeitler, I. Guillamón, H. Suderow, J. M. De Teresa, Nano Letters 19, 8597 (2019).

 

3. Long-range vortex transfer in superconducting nanowires, R. Córdoba, P. Orús, Z. L. Jelic, J. Sesé, M. R. Ibarra, I. Guillamón, S. Vieira, J. J. Palacios, H. Suderow, M. V. Milosevic, J. M. De Teresa, Scientific Reports 9 12386 (2019).

4. Nano-SQUID magnetometry on individual as-grown and annealed cobalt nanowires at variable temperature, M. J. Martínez-Pérez, J. Pablo-Navarro, B. Müller, R. Kleiner, C. Magén, D. Koelle, J. M. De Teresa, J. Sesé, Nano Letters 18 7674 (2018).

5. Vertical growth of superconducting crystalline hollow nanowires grown by He+ focused ion beam induced deposition, R. Córdoba, A. Ibarra, D. Mailly, J. M. De Teresa, Nano Letters 18 1379 (2018).

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Prof. Dieter Koelle
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Prof. Dieter Koelle received the Ph.D in physics, studying spatially resolved electric transport properties of YBCO films, from the University of Tübingen in 1992,  and obtained his habilitation on quantum interference devices and transistors based on high-Tc superconductors from the University of Cologne in 1999. He spent two years (1992-1994) as a postdoc working on YBCO SQUID magnetometers at UC Berkeley (John Clarke) and five years (1996-2001) as a research assistant at the University of Cologne and at the same time as research advisor at the Forschungszentrum Jülich. Since 2001 he is professor in experimental solid state physics at EKUT. The research activity of D. K. focuses on the experimental study of superconducting microwave and Josephson circuits and SQUIDs based on high- and low-Tc superconductors. In particular, he is a recognized expert in the design, fabrication and optimization of nanoSQUID devices devoted to the investigation of small spin systems, ultra-low-field NMR and cold atom clouds. Additionally, D. K. has made significant contributions to the fields of low-temperature scanning electron and laser microscopy. D. K. has lead a number of R&D&I projects funded by the DFG and participated in several international R&D&I competitive projects and collaborations. He is member of the board of directors of the core facility LISA+ and MC member and work group leader in the COST programme “Nanoscale Coherent Hybrid Devices for Superconducting Quantum Technologies” (NANOCOHYBRI). D. K. is on the program committee of the annual Coma-Ruga International Workshop on Magnetism & Superconductivity at the Nanoscale, and in 2019 he has been elected board member of the European Society for Applied Superconductivity (ESAS). D. K. has published ~250 articles and 6 book contributions, including two recent reviews on nanoSQUIDs. D. K. supervised ~80 Bachelor, Master/Diploma and PhD theses since 2001.

Relevant publications

1.   High-transition-temperature superconducting quantum interference devices, D. Koelle, R. Kleiner, F. Ludwig, E. Dantsker, J. Clarke, Rev. Mod. Phys. 71, 631 (1999).

2.   NanoSQUIDs: Basics & recent advances, M. J. Martínez-Pérez, D. Koelle, Phys. Sci. Rev. 2, 20175001 (2017).

3.   Low-Noise YBa2Cu3O7 NanoSQUIDs for Performing Magnetization-Reversal Measurements on Magnetic Nanoparticles, T. Schwarz, R. Wölbing, C. F. Reiche, B. Müller, M. J. Martínez-Pérez, T. Mühl, B. Büchner, R. Kleiner, D. Koelle, Phys. Rev. Applied 3, 044011 (2015).

4.   NanoSQUID magnetometry of individual cobalt nanoparticles grown by focused electron beam induced deposition, M. J. Martínez-Pérez, B. Müller, D. Schwebius, D. Korinski, R. Kleiner, J. Sesé, D. Koelle, Supercond. Sci. Technol. 30, 024003 (2017).

5. Josephson junctions and SQUIDs created by focused helium-ion-beam irradiation of YBa2Cu3O7, B. Müller, M. Karrer, F. Limberger, M. Becker, B. Schröppel, C. J. Burkhardt, R. Kleiner, E. Goldobin, D. Koelle, Phys. Rev. Applied 11, 044082 (2019).

Dr. Armin Knoll
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Dr. Armin Knoll (M) received the Ph.D. studying the phase behavior of cylinder forming block copolymers from the University of Bayreuth, Germany, in 2004. After a postdoctoral fellowship on two-photon lithography with the University of Basel for 15 months (2003-2004) he joined the Millipede project (data storage using heatable scanning probes; 2005-2006) at the IBM Zurich Research Laboratory. Armin Knoll joined the Science & Technology department in April 2006 as research staff member, working for IBM’s probe storage project. Since 2010 he is leading the probe based nanofabrication effort at IBM Research – Zurich. In 2012 he received an ERC Starting Grant from the European Research Council (Topoplan, 307079), which started a second focus on the control of nanoparticles in nanofluidic systems. Currently his team consists of 1 permanent staff member, 2 postdoctoral researchers, 1 Ph.D. student, and 2 external collaborators. He has more than 90 publications and 78 patents.

Relevant publications

1.   Nanoscale three-dimensional patterning of molecular resists by scanning probes, D. Pires, J. L. Hedrick, A. De Silva, J. Frommer, B. Gotsmann, H. Wolf, M. Despont, U. Duerig, and A. W. Knoll, Science 328, 732 (2010).

2.   Advanced scanning probe lithography, R. Garcia, A. W. Knoll and E. Riedo, Nat. Nanotechnol. 9, 577 (2014).

3.   Nanofluidic rocking Brownian motors, M. J. Skaug, C. Schwemmer, S. Fringes, C. D. Rawlings, A. W. Knoll, Science 359, 1505 (2018).

4.   Comprehensive modeling of Joule heated cantilever probes, M. Spieser, C. Rawlings, E. Lörtscher, U. Duerig, A. W. Knoll, J. Appl. Phys. 121, 174503 (2017).

5.   Stabilization and control of topological magnetic solitons via magnetic nanopatterning of exchange bias systems, E. Albisetti, A Calò, M. Spieser, A. W. Knoll, E. Riedo, D. Petti, Appl. Phys. Lett. 113, 162401 (2018).