2019-present
Assistant Professor at the University of Groningen, The Netherlands
2020-present
Member of the Young Academy Groningen, The Netherlands
2017-2018
NWO VENI Postdoctoral fellow at Eindhoven University of Technology, The Netherlands
Personal research grant: VENI (NWO)
Brief description: Time-dependent studies of the spintronic and valleytronic properties of 2D materials and ferromagnets by ultrafast optical pump-probe techniques.
2014-2016
Kavli Institue and NWO Rubicon Postdoctoral fellow at Cornell University, USA
Personal research grants: Rubicon (NWO) and Kavli Institute at Cornell Fellowship
Brief description: Fabricating and studying magneto-electronic and opto-electronic devices based on 2D materials and their heterostructures.
2010-2014
PhD researcher at the University of Groningen, The Netherlands
Advisor: Prof. Bart van Wees
Research topic: Fabrication and study of graphene-based electronic and spintronic devices for quantum transport, spin information transfer, and spin manipulation using electrical means.
2008-2010
MSc Researcher at the Federal University of Minas Gerais, Brazil
Scholarship: Brazilian National Council for Research and Development (CNPq)
Advisors: Prof. Mario S. C. Mazzoni and Prof. Rodrigo G. Lacerda
Research Topic: Development of novel graphene-based materials and devices using both experiments and computer simulations.
2006-2008
BSc Researcher at the Federal University of Minas Gerais, Brazil
Scholarship: Brazilian National Council for Research and Development (CNPq)
Advisor: Prof. Rodrigo G. Lacerda
Research Topic: Development of hydrogen gas sensors to be used in offshore oil platforms.
2010-2014
PhD in Physics
University of Groningen, The Netherlands
Thesis: “Spin and charge transport in graphene devices in the classical and quantum regimes”
Advisor: Prof. Bart J. van Wees
2008-2010
Master of Science in Physics
Federal University of Minas Gerais
Thesis: “Electronic and Structural Aspects of Graphene: A Theoretical and Experimental Study”
Advisors: Prof. Mario S. C. Mazzoni and Prof. Rodrigo G. Lacerda
2004-2008
Bachelor of Science in Physics with emphasis on Materials Science
Federal University of Minas Gerais
2018
Lecturer for the Classical Mechanics course (3AMX0) for Applied Physics 1st year undergraduate students.
Eindhoven University of Technology, The Netherlands
2015
Special lecture on group theory applied to molecules and crystals for the course “Nanomaterials: Chemistry and Physics” for chemistry, physics and engineering undergraduates.
Cornell University, USA
2011-2012
Teaching Assistant for tutorial classes in Quantum Mechanics for undergraduates.
University of Groningen, The Netherlands
2004-2005
Teaching Assistant for the Physics Demonstrations Laboratory with the goal of building demonstrations to illustrate physical phenomena and showing and explaining them at undergraduate classes for all courses at the university.
Federal University of Minas Gerais, Brazil
Spin dynamics, Electrical/spin transport, Spin Torque, Two-dimensional materials, Ultrafast Optics, Nanomagnetism, Ionic liquids, Photoluminescence, Superconductivity
2019-2024 - Start-Up Grant, Netherlands Org. for Scientific Research – NWO
2017-2020 - VENI Personal Research Grant, Netherlands Org. for Scientific Research – NWO
2016 - KIC Instrumentation Project – Internal research grant at Cornell University
2015 - KIC Instrumentation Project – Internal research grant at Cornell University
2014-2016 - Rubicon Personal Research Grant, Netherlands Org. for Scientific Research – NWO
2014-2016 - Kavli Institute Personal Fellowship, Kavli Institute at Cornell
1. D. MacNeill*, G.M. Stiehl*, M.H.D. Guimaraes, R.A. Buhrman, J. Park, and D.C. Ralph, “Control of spin-orbit torques through crystal symmetry in WTe2/ferromagnet bilayers”, Nat. Phys. 13, 300 (2017).
2. M.H.D. Guimaraes*, H. Gao*, Y. Han, K. Kang, S. Xie, D.C. Ralph, and J. Park, “One-dimensional low-resistive ohmic contact to atomically thin two-dimensional semiconductors”, ACS Nano 10, 6392 (2016). *Eq. contribution
3. M. H. D. Guimarães, P. J. Zomer, J. Ingla-Aynés, J. C. Brant, N. Tombros, and B. J. van Wees, “Controlling Spin Relaxation in Hexagonal BN-Encapsulated Graphene with a Transverse Electric Field”,
Phys. Rev. Lett. 113, 086602 (2014).
4. M. H. D. Guimarães, P. J. Zomer, I. J. Vera-Marun, and B. J. van Wees, "Quantum interference of confined spins in graphene", Nano Letters 14, 2952 (2014).
5. M.H.D. Guimarães, A. Veligura, P.J. Zomer, T. Maassen, I.J. Vera-Marun, N. Tombros, and B.J. van Wees, "Spin Transport in High-Quality Suspended Graphene Devices", Nano Letters 12 (7), 3512-3517 (2012).
Nature Physics, Nature Nanotechnology, Phys. Rev. Lett., Phys. Rev. B, Nature Comm., Small, Appl. Phys. Lett., J. Appl. Phys., AIP Adv., Nano Letters, ACS Nano
May-July 2017 Bachelor student; Project title: “Building a Ferromagnetic Resonance Setup”, Dep. of Applied Physics – Eindhoven University of Technology
May- July 2017 Bachelor student; Project title: “Low-damage deposition of high-quality thin ferromagnetic layers on graphene” Dep. of Applied Physics – Eindhoven University of Technology
June 2012- June 2013 Master student (Top Master in Nanoscience) ; Thesis title: “Towards spin dependent noise measurements in graphene” Zernike Institute for Advanced Materials – University of Groningen
February-April 2012 Technical internship ; Thesis title: “Electrical noise measurements” Zernike Institute for Advanced Materials – University of Groningen
May-August 2011 Bachelor student ; Thesis title: “Improving the contact resistance for graphene based spintronic devices” Zernike Institute for Advanced Materials – University of Groningen
Technology: Clean room fabrication procedures, Electrical and optical device characterization, Nanomagnetism, Time-dependent optics, gas sensors, Growth of nanomaterials
Languages: Portuguese (native), English (fluent), Dutch (basic - A2/B1), Spanish (basic)
Programming and modelling: Python, Matlab, LabView, and COMSOL