Stefan Mathias

Research interests

Publications

• Formation of moiré interlayer excitons in space and time

  Nature · 2022 · 10.1038/s41586-022-04977-7

• Formation of moiré interlayer excitons in space and time

  Nature · 2022 · 10.1038/s41586-022-04977-7

• Ultrafast optically induced spin transfer in ferromagnetic alloys

  Science Advances · 2020 · 10.1126/sciadv.aay8717

• Direct light–induced spin transfer between different elements in a spintronic Heusler material via femtosecond laser excitation

  Science Advances · 2020 · 10.1126/sciadv.aaz1100

• Ultrafast optically induced spin transfer in ferromagnetic alloys

  Science Advances · 2020 · 10.1126/sciadv.aay8717

• Nanoscale magnetic imaging using circularly polarized high-harmonic radiation

  Science Advances · 2017 · 10.1126/sciadv.aao4641

• Band structure evolution during the ultrafast ferromagnetic-paramagnetic phase transition in cobalt

  Science Advances · 2017 · 10.1126/sciadv.1602094

• Revealing the subfemtosecond dynamics of orbital angular momentum in nanoplasmonic vortices

  Science · 2017 · https://doi.org/10.1126/science.aaj1699

• Speed and efficiency of femtosecond spin current injection into a nonmagnetic material

  Physical review. B./Physical review. B · 2017 · 10.1103/physrevb.96.100403

• Band structure evolution during the ultrafast ferromagnetic-paramagnetic phase transition in cobalt

  Science Advances · 2017 · 10.1126/sciadv.1602094

• Stoner versus Heisenberg: Ultrafast exchange reduction and magnon generation during laser-induced demagnetization

  Physical review. B./Physical review. B · 2016 · 10.1103/physrevb.94.220408

• Topological states on the gold surface

  Nature Communications · 2015 · https://doi.org/10.1038/ncomms10167

• Time- and angle-resolved photoemission spectroscopy with optimized high-harmonic pulses using frequency-doubled Ti:Sapphire lasers

  Journal of Electron Spectroscopy and Related Phenomena · 2014 · 10.1016/j.elspec.2014.04.013

• Spin-dependent trapping of electrons at spinterfaces

  Nature Physics · 2013 · 10.1038/nphys2548

• Controlling the Competition between Optically Induced Ultrafast Spin-Flip Scattering and Spin Transport in Magnetic Multilayers

  Physical Review Letters · 2013 · https://doi.org/10.1103/physrevlett.110.197201

• Spin-dependent trapping of electrons at spinterfaces

  Nature Physics · 2013 · 10.1038/nphys2548

• Ultrafast Demagnetization Measurements Using Extreme Ultraviolet Light: Comparison of Electronic and Magnetic Contributions

  Physical Review X · 2012 · 10.1103/physrevx.2.011005

• Ultrafast Demagnetization Measurements Using Extreme Ultraviolet Light: Comparison of Electronic and Magnetic Contributions

  Physical Review X · 2012 · 10.1103/physrevx.2.011005

• Ultrafast magnetization enhancement in metallic multilayers driven by superdiffusive spin current

  Nature Communications · 2012 · https://doi.org/10.1038/ncomms2029

• Probing the timescale of the exchange interaction in a ferromagnetic alloy

  Proceedings of the National Academy of Sciences · 2012 · 10.1073/pnas.1201371109

• Collapse of long-range charge order tracked by time-resolved photoemission at high momenta

  Nature · 2011 · https://doi.org/10.1038/nature09829

• Quantum-Well-Induced Giant Spin-Orbit Splitting

  Physical Review Letters · 2010 · 10.1103/physrevlett.104.066802

• Ultrafast Demagnetization Dynamics at the M Edges of Magnetic Elements Observed Using a Tabletop High-Harmonic Soft X-Ray Source

  Physical Review Letters · 2009 · 10.1103/physrevlett.103.257402

• Direct Measurement of Core-Level Relaxation Dynamics on a Surface-Adsorbate System

  Physical Review Letters · 2008 · 10.1103/physrevlett.101.046101

• Angle-resolved photoemission spectroscopy with a femtosecond high harmonic light source using a two-dimensional imaging electron analyzer

  Review of Scientific Instruments · 2007 · 10.1063/1.2773783

• Space charge effects in photoemission with a low repetition, high intensity femtosecond laser source

  Journal of Applied Physics · 2006 · 10.1063/1.2217985

• Space charge effects in photoemission with a low repetition, high intensity femtosecond laser source

  Journal of Applied Physics · 2006 · 10.1063/1.2217985

Current projects

No projects listed.