Research Group of Prof. Dr. Stefan Mathias

Publication list

submitted

• P. Werner, W. Bennecke, J. P. Bange, G. Meneghini, D. Schmitt, M. Merboldt, A. M. Seiler, A.z AlMutairi, K. Watanabe, T. Taniguchi, G. S. Matthijs Jansen, J. Liu, D. Steil, S. Hofmann, R. T. Weitz, E. Malic, S. Mathias, and M. Reutzel, The role of non-equilibrium populations in dark exciton formation, submitted (2025), arxiv: 2505.06074
  
  
• T. L. Dinh and W. Bennecke and G. S. M. Jansen and D. R. Luke and S. Mathias, Algorithmic approaches to avoiding bad local minima in nonconvex
  inconsistent feasibility, submitted (2025), arxiv: 2502.19052
  
  
• W. Bennecke, T. L. Dinh, J. P. Bange, D. Schmitt, M. Merboldt, L. Weinhagen, B. van Wingerden, F. Frassetto, L. Poletto, M. Reutzel, D. Steil, D. R. Luke, S. Mathias, and
  G. S. M. Jansen, Table-top three-dimensional photoemission orbital tomography with a femtosecond extreme ultraviolet light source, submitted (2025), arxiv: 2502.18269
  
  
• W. Bennecke, I. G. Oliva, J. P. Bange, P. Werner, D. Schmitt, M. Merboldt, A. M. Seiler, K. Watanabe, T. Taniguchi, D. Steil, R. T. Weitz, P. Puschnig, C. Draxl, G. S. M. Jansen, M. Reutzel, and S. Mathias, Hybrid Frenkel-Wannier excitons facilitate ultrafast energy transfer at a 2D-organic interface, submitted (2024), arxiv:2411.14993
  

2025

• T. Titze, S. Koraltan, M. Matthies, T. Schmidt, D. Suess, M. Albrecht, S. Mathias, and D. Steil, Pathways to Bubble and Skyrmion Lattice Formation in Fe/Gd Multilayers, Physical Review B 112, 064413, DOI: 10.1103/wgrf-cw1t
  
  
• M. Merboldt, M. Schüler, D. Schmitt, J. P. Bange, W. Bennecke, K. Gadge, K. Pierz, H. W. Schumacher, D. Momeni, D. Steil, S. R. Manmana, M. Sentef, M. Reutzel, S. Mathias, Observation of Floquet states in graphene, Nature Physics (2025), DOI: 10.1038/s41567-025-02889-7
  
  
• D. Schmitt, J. P. Bange, W. Bennecke, G. Meneghini, A. AlMutairi, M. Merboldt, J. Pöhls, K. Watanabe, T. Taniguchi, S. Steil, D. Steil, R. T. Weitz, S. Hofmann, S. Brem, G. S. M. Jansen, E. Malic, S. Mathias, M. Reutzel, Ultrafast nano-imaging of dark excitons, Nature Photonics 19, 187–194 (2025), DOI: 10.1038/s41566-024-01568-y
  
  
• F. Falorsi, S. Zhao, K. Liu, C. Eckel, J. F. Pöhls, W. Bennecke, M. Reutzel, S. Mathias, K. Watanabe, T. Taniguchi, Z. Wang, M. Polozij, X. Feng, T. Heine and R. T. Weitz, Interlayer charge transfer in graphene-2D polyimide heterostructures, 2D Mater. 12 025011 (2025), DOI: 10.1088/2053-1583/adac6e
  
  
• M. Aeschlimann, J. P. Bange, M. Bauer, U. Bovensiepen, H.-J. Elmers, T. Fauster, L. Gierster, U. Hoefer, R. Huber, A. Li, X. Li, S. Mathias, K. Morgenstern, H. Petek, M. Reutzel, K. Rossnagel, G. Schönhense, M. Scholz, B. Stadtmüller, J. Stähler, S. Tan, B. Wang, Z. Wang, M. Weinelt, Time-resolved photoelectron spectroscopy at surfaces, Surface Science, 753, 122631 (2025), DOI: 10.1016/j.susc.2024.122631
  

2024

• T. Titze, M. Staabs, P. Henning, K. Stroh, S. Mathias, V. Moshnyaga, D. Steil, Dynamics of electronic phase separation at the laser-induced insulator-metal transition in (La_0.6Pr_0.4)_0.7Ca_0.3MnO₃, Phys. Rev. Research 6, 043168 (2024), DOI: 10.1103/PhysRevResearch.6.043168
  
  
• T. Titze, S. Koraltan, T. Schmidt, D. Suess, M. Albrecht, S. Mathias, D. Steil, All optical control of bubble and skyrmion breathing , Physical Review Letters 133, 156701 (2024), DOI: 10.1103/PhysRevLett.133.156701
  
  
• M. Reutzel, G. S. M. Jansen, S. Mathias, Probing excitons with time-resolved momentum microscopy, Advances in Physics X 9, 2378722 (2024), DOI: 10.1080/23746149.2024.2378722
  
  
• H. C. Strauch, F. Zhang, S. Mathias, T. Hohage, S. Witte, and G.S.M. Jansen, Fast spectroscopic imaging using extreme ultraviolet interferometry, Optics Express 32, 28644-28654 (2024), DOI: 10.1364/OE.523102
  
  
• T. L. Dinh, G. S. Matthijs Jansen, D. Russell Luke, W. Bennecke, and S. Mathias, A minimalist approach to 3D photoemission orbital tomography: algorithms and data requirements, New Journal of Physics 26, 043024 (2024), DOI: 10.1088/1367-2630/ad3e22
  
  
• T. Titze, S. Koraltan, T. Schmidt, M. Möller, F. Bruckner, C. Abert, D. Suess, C. Ropers, D. Steil, M. Albrecht, S. Mathias, Laser-induced real-space topology control of spin wave resonances, Advanced Functional Materials 34, 2313619, (2024), DOI: 10.1002/adfm.202313619
  
  
• W. Bennecke, A. Windischbacher, D. Schmitt, J. P. Bange, R. Hemm, C. S. Kern, G. D`Avino, X. Blase, D. Steil, S. Steil, M. Aeschlimann, B. Stadtmueller, M. Reutzel, P. Puschnig, G. S. M. Jansen, S. Mathias, Disentangling the multiorbital contributions of excitons by photoemission exciton tomography, Nature Communications 15, 1804 (2024), DOI: 10.1038/s41467-024-45973-x
  
  
• J. P. Bange, D. Schmitt, W. Bennecke, G. Meneghini, A. AlMutairi, K. Watanabe, T. Taniguchi, D. Steil, S. Steil, R. T. Weitz, G. S. M. Jansen, S. Hofmann, S. Brem, E. Malic, M. Reutzel, S. Mathias, Probing electron-hole Coulomb correlations in the exciton landscape of a twisted semiconductor heterostructure, Science Advances 10, eadi1323 (2024), DOI: 10.1126/sciadv.adi1323
  
  
• C. Möller, H. Probst, G. S. M. Jansen, M. Schumacher, M. Brede, J. K. Dewhurst, M. Reutzel, D. Steil, S. Sharma, S. Mathias, Verification of ultrafast spin transfer effects in FeNi alloys, Communications Physics 7, 74 (2024), DOI: 10.1038/s42005-024-01555-3
  
  
• H. Probst, C. Möller, M. Schumacher, T. Brede, J. K. Dewhurst, M. Reutzel, D. Steil, S. Sharma, G. S. M. Jansen, S. Mathias, Unraveling Femtosecond Spin and Charge Dynamics with EUV T-MOKE Spectroscopy, Phys. Rev. Research 6, 013107 (2024), DOI: 10.1103/PhysRevResearch.6.013107
  

2023

• G. Meneghini, M. Reutzel, S. Mathias, S. Brem, E. Malic, Hybrid Exciton Signatures in ARPES Spectra of van der Waals Materials, ACS Photonics 10, 3570–3575 (2023), DOI: 10.1021/acsphotonics.3c00599
  
  
• J. P. Bange, P. Werner, D. Schmitt, W. Bennecke, G. Meneghini, A. AlMutairi, M. Merboldt, K. Watanabe, T. Taniguchi, S. Steil, D. Steil, R. T. Weitz, S. Hofmann, G. S. M. Jansen, S. Brem, E. Malic, M. Reutzel, S. Mathias, Ultrafast dynamics of bright and dark excitons in monolayer WSe2 and heterobilayer WSe2/MoS2, 2D Mater. 10, 035039 (2023), DOI: 10.1088/2053-1583/ace067
  
  
• T. Potocňik, O. Burton, M. Reutzel, D. Schmitt, J.P. Bange, S. Mathias, F.R. Geisenhof, R.T. Weitz, L. Xin, H.J. Joyce, S. Hofmann, J. A. Alexander-Webber, Fast Twist Angle Mapping of Bilayer Graphene Using Spectroscopic Ellipsometric Contrast Microscopy, Nano Letters 23, 5506–5513 (2023)
  DOI: 10.1021/acs.nanolett.3c00619
  
  
• C. Seick, K. Stroh, T. Titze, V. Bruchmann-Bamberg, A. Weisser, S. Mathias, V. Moshnyaga, H. Ulrichs, and D. Steil, Energy Relaxation in (La0.6Pr0.4)0.7Ca0.3MnO3 Films across the metal-insulator transition, Phys. Rev. B. 107, 085115 (2023)
  DOI: 10.1103/PhysRevB.107.085115
  

2022

• D. Schmitt, J. P. Bange, W. Bennecke, A. AlMutairi, G. Meneghini, K. Watanabe, T. Taniguchi, D. Steil, D. R. Luke, R. T. Weitz, S. Steil, G. S. M. Jansen, S. Brem, E. Malic, S. Hofmann, M. Reutzel, S. Mathias, Formation of moiré interlayer excitons in space and time, Nature 608, 499 (2022)
  DOI: 10.1038/s41586-022-04977-7
  
  
• M. Düvel, M. Merboldt, J. P. Bange, H. Strauch, M. Stellbrink, K. Pierz, H. W. Schumacher, D. Momeni, D. Steil, G. S. M. Jansen, S. Steil, D. Novko, S. Mathias, Marcel Reutzel, Far-from-equilibrium electron-phonon interactions in optically-excited graphene, Nano Letters 22, 4897–4904 (2022)
  DOI: 10.1021/acs.nanolett.2c01325
  
  
• A. Li, M. Reutzel, Z. Wang, D. Schmitt, M. Keunecke, W. Bennecke, G. S. M. Jansen, D. Steil, S. Steil, D. Novko, B. Gumhalter, S. Mathias, H. Petek, Multidimensional multiphoton momentum microscopy of the anisotropic Ag(110) surface, Phys. Rev. B 105 (Editors' Suggestion), 075105 (2022)
  DOI: 10.1103/PhysRevB.105.075105
  

2021

• C. Möller, H. Probst, J. Otto, K. Stroh, C. Mahn, S. Steil, V. Moshnyaga, G. S. Matthijs Jansen, D. Steil, and S. Mathias, Ultrafast element-resolved magneto-optics using a fiber-laser-driven extreme ultraviolet light source, Rev. Sci. Instrum. 92, 065107 (2021)
  DOI: 10.1063/5.0050883
  
  
• F. Haag, T. Eul, L. Grad, N. Haag, J. Knippertz, S. Mathias, M. Cinchetti, M. Aeschlimann, B. Stadtmüller, Momentum and energy dissipation of hot electrons in a Pb/Ag(111) quantum well system, Physical Review B 104, 104308 (2021)
  
  
• B. Kressdorf, T. Meyer, M. ten Brink, C. Seick, S. Melles, N. Ottinger, T. Titze, H. Meer, A. Weisser, J. Hoffmann, S. Mathias, H. Ulrichs, D. Steil, M. Seibt, P.E. Blöchl, C. Jooss, Orbital ordered phase transition in Pr1-xCaxMnO3 probed by photovoltaics, Physical Review B 103 (Editors' Suggestion), 235122 (2021)
  

2020

• M. Keunecke, M. Reutzel, D. Schmitt, A. Osterkorn, T. A. Mishra, C. Möller, W. Bennecke, G. S. M. Jansen, D. Steil, S. R. Manmana, S. Steil, S. Kehrein, and S. Mathias, Electromagnetic dressing of the electron energy spectrum of Au(111) at high momenta, Physical Review B 102, 161403(R) (2020)
  
  
• M. Keunecke, C. Möller, D. Schmitt, H. Nolte, G. S. M. Jansen, M. Reutzel, M. Gutberlet, G. Halasi, D. Steil, S. Steil, and S. Mathias, Time-Resolved Momentum Microscopy with a 1 MHz High-Harmonic Extreme Ultraviolet Beamline, Review of Scientific Instruments 91, 063905 (2020)
  
  
• D. Steil, J. Walowski, F. Gerhard, T. Kiessling, D. Ebke, A. Thomas, T. Kubota, M. Oogane, Y. Ando, J. Otto, A. Mann, M. Hofherr, P. Elliott, J. K. Dewhurst, G. Reiss, L. Molenkamp, M. Aeschlimann, M. Cinchetti, M. Münzenberg, S. Sharma, S. Mathias, Efficiency of ultrafast optically induced spin transfer in Heusler compounds, Physical Review Research 2, 023199 (2020)
  
  
• G. S. M. Jansen, M. Keunecke, M. Düvel, C. Möller, D. Schmitt, W. Bennecke, F. J. S. Kappert, D. Steil, D. R. Luke, S. Steil, S. Mathias, Efficient orbital imaging based on ultrafast momentum microscopy and sparsity-driven phase retrieval, New Journal of Physics 22, 063012 (2020)
  
  
• M. Hofherr, S. Häuser, J. K. Dewhurst, P. Tengdin, S. Sakshath, H. T. Nembach, S. T. Weber, J. M. Shaw, T. J. Silva, H. C. Kapteyn, M. Cinchetti, B. Rethfeld, M. M. Murnane, D. Steil, B. Stadtmüller, S. Sharma, M. Aeschlimann, S. Mathias, Ultrafast optically induced spin transfer in ferromagnetic alloys, Science Adv. 6, eaay8717 (2020)
  
  
• P. Tengdin, C. Gentry, A. Blonsky, D. Zusin, M. Gerrity, L. Hellbrück, J. Shaw, Y. Kvashnin, E. K. Delczeg-Czirjak, M. Arora, H. Nembach, T. J. Silva, S. Mathias, M. Aeschlimann, H. C. Kapteyn, D. Thonig, K. Koumpouras, O. Eriksson, M. M. Murnane, Direct light-induced spin transfer between different elements in a spintronic Heusler material via femtosecond laser excitation, Science Adv. 6, eaaz1100 (2020)
  
  
• Y. Liu, U. Bierbrauer, C. Seick, S. Weber, M. Hofherr, N. Schmidt, M. Albrecht, D. Steil, S. Mathias, H. C. Schneider, B. Rethfeld, B. Stadtmüller, M. Aeschlimann, Ultrafast magnetization dynamics of Mn-doped L1_0 FePt with spatial inhomogeneity, Journal of Magnetism and Magnetic Materials 502, 166477 (2020)
  
  
• M. Maniraj, L. Lyu, S. Mousavion, S. Becker, S. Emmerich, D. Jungkenn, D. L. Schlagel, T. A. Lograsso, S. R. Barman, S. Mathias, B. Stadtmüller, M. Aeschlimann, Aperiodically ordered nano-graphene on the quasicrystalline substrate, New Journal of Physics 22, 093056 (2020)
  
  
• S. Emmerich, S. Hedwig, B. Arnoldi, J. Stöckl, F. Haag, R. Hemm, M. Cinchetti, S. Mathias, B. Stadtmüller, M. Aeschlimann, Ultrafast Charge-Transfer Exciton Dynamics in C60 Thin Films, J. Phys. Chem. C, 124, 23579−23587 (2020)
  

2019

• M. Feidt, S. Mathias, and M. Aeschlimann, Development of an analytical simulation framework for angle-resolved photoemission spectra, Phys. Rev. Materials 3, 123801 (2019)
  
  
• B. Stadtmüller, S. Emmerich, D. Jungkenn, N. Haag, M. Rollinger, S. Eich, M. Manira, M. Aeschlimann, M. Cinchetti, and S. Mathias, Strong modification of the transport level alignment in organic materials after optical excitation, Nature Communications 10, 1470 (2019)
  
  
• M. Maniraj, B. Stadtmüller, D. Jungkenn, M. Düvel, S. Emmerich, W. Shi, J. Stöckl, L. Lyu, J. Kollamana, Z. Wei, A. Jurenkow, S. Jakobs, B. Yan, S. Steil, M. Cinchetti, S. Mathias, and M. Aeschlimann, A case study for the formation of stanene on a metal surface, Communications Physics 2, 12 (2019)
  

2018

• M. Hofherr, S. Moretti, J. Shim, S. Häuser, N.Y. Safonova, M. Stiehl, A. Ali, S. Sakshath, J.W. Kim, D.H. Kim, H.J. Kim, J.I. Hong, H. C. Kapteyn, M. M. Murnane, M. Cinchetti, D. Steil, S. Mathias, B. Stadtmüller, M. Albrecht, D.E. Kim, U. Nowak and M. Aeschlimann, Induced vs. intrinsic magnetic moments in ultrafast magnetization dynamics, Physical Review B 98 (Editors´ suggestion), 174419 (2018)
  
  
• M. Maniraj, D. Jungkenn, W. Shi, S. Emmerich, L. Lyu, J. Kollamana, Z. Wei, B. Yan, M. Cinchetti, S. Mathias, B. Stadtmüller, M. Aeschlimann, Structure and electronic properties of the (√3×√3)R30° SnAu2/Au(111) surface alloy, Physical Review B 98, 205419 (2018)
  
  
• J. Y. Mao, O. Rosmej, Y. Ma, M. H. Li, B. Aurand, F. Gaertner,W. M. Wang, J. Urbancic, A. Schoenlein, B. Zielbauer, U. Eisenbarth, V. Bagnoud, F. Wagner, F. Horst, M. Syha, S. Mathias, Y. T. Li, M. Aeschlimann, L. M. Chen, and T. Kuehl, Energy enhancement of the target surface electron by using a 200 TW sub-picosecond laser, Optics Letters 43, 3909 (2018)
  

2017

• O. Kfir, S. Zayko, C. Nolte, M.Sivis, M. Möller, B. Hebler, S.S.P.K. Arekapudi, D. Steil, S. Schäfer, M. Albrecht, O. Cohen, S. Mathias, and C. Ropers, Nanoscale magnetic imaging using circularly polarized high-harmonic radiation, Science Adv. 3, eaao4641 (2017)
  
  
• M. Hofherr, P. Maldonado, O. Schmitt, M. Berritta, U. Bierbrauer, S. Sadashivaiah, A.J. Schellekens, B. Koopmans, D. Steil, M. Cinchetti, B. Stadtmüller, P.M. Oppeneer, S. Mathias, M. Aeschlimann, Speed and efficiency of femtosecond spin current injection into a non-magnetic material, Physical Review B (rapid communications) 96, 100403(R) (2017)
  
  
• C. Chen, Z. Tao, A. Carr, P. Matyba, T. Szilvási, S. Emmerich, M. Piecuch, M. Keller, D. Zusin, S. Eich, M. Rollinger, W. You, S. Mathias, U. Thumm, M. Mavrikakis, M. Aeschlimann, P. M. Oppeneer, H. Kapteyn, M. Murnane, Distinguishing attosecond electron-electron scattering and screening in transition metals, PNAS 114, E5300–E5307 (2017)
  
  
• U. Bierbrauer, S. T. Weber, D. Schummer, M. Barkowski, A.-K. Mahro, S. Mathias, H. C. Schneider, B. Stadtmüller, M. Aeschlimann, and B. Rethfeld, Ultrafast magnetization dynamics in Nickel: Impact of pump photon energy, Journal of Physics: Condensed Matter 29, 244002, (2017)
  
  
• S. Eich, M. Plötzing, M. Rollinger, S. Emmerich, R. Adam, C. Chen, H. C. Kapteyn, M. M. Murnane, L. Plucinski, D. Steil, B. Stadtmüller, M. Cinchetti, M. Aeschlimann, C. M. Schneider, and S. Mathias, Band-structure evolution during the ultrafast ferromagnetic-paramagnetic phase transition in Cobalt, Science Advances 3, e1602094 (2017)
  
  
• G. Spektor, D. Kilbane, A.K. Mahro, B. Frank, S. Ristok, L. Gal, P. Kahl, D. Podbiel, S. Mathias, H. Giessen, F.-J. Meyer zu Heringdorf, M. Orenstein, and M. Aeschlimann, Revealing the subfemtosecond dynamics of orbital angular momentum in nanoplasmonic vortices, Science 355, 1187 (2017)
  

2016

• E. Turgut, D. Zusin, D. Legut, K. Carva, R. Knut, J. Shaw, C. Chen, Z. Tao, H. Nembach, T. J. Silva, S. Mathias, M. Aeschlimann, P. M. Oppeneer, H. C. Kapteyn, M. M. Murnane, and P. Grychtol, Stoner vs. Heisenberg: Ultrafast exchange reduction and magnon generation during laser-induced demagnetization, Physical Review B 94, 220408(R) (2016)
  
  
• G. Razinskas, D. Kilbane, P. Melchior, P. Geisler, E. Krauss, S. Mathias, B. Hecht, M. Aeschlimann, Normal-Incidence PEEM Imaging of Propagating Modes in a Plasmonic Nanocircuit, Nano Letters 16, 6832 (2016)
  
  
• S. Mathias, S. Eich, S. Michael, J. Urbancic, A.V. Carr, S. Emmerich, A. Stange, T. Popmintchev, T. Rohwer, M. Wiesenmayer, A. Ruffing, S. Jakobs, S. Hellmann, P. Matyba, C. Chen, L. Kipp, M. Bauer, H. C. Kapteyn, H. C. Schneider, K. Rossnagel, M. M. Murnane, and M. Aeschlimann, Self-amplified photo-induced gap quenching in a correlated electron material, Nature Communications 7, 12902 (2016)
  
  
• M. Plötzing, R. Adam, C. Weier, L. Plucinski, S. Eich, S. Emmerich, M. Rollinger, M. Aeschlimann, S. Mathias, and C. M. Schneider, Spin-resolved Photoelectron Spectroscopy on Co(001) using Femtosecond Extreme Ultraviolet Light Pulses, Review of Scientific Instruments 87, 043903 (2016)
  

2015

• S. Jakobs, A. Narayan, B. Stadtmüller, A. Droghetti, I. Rungger, Y.S. Hor, S. Klyatskaya, D. Jungkenn, J. Stöckl, M. Laux, O. L. A. Monti, M. Aeschlimann, R. J. Cava, M. Ruben, S. Mathias, S. Sanvito, M. Cinchetti, Controlling the spin-texture of topological insulators with organic molecules, Nano Letters 15, 6022 (2015)
  
  
• B. Yan, B. Stadtmüller, N. Haag, S. Jakobs, J. Seidel, D. Jungkenn, S. Mathias, M. Cinchetti, M. Aeschlimann, and C. Felser, Topological states on the gold surface, Nature Communications 6, 10167 (2015)
  
  
• P. Matyba, A. V. Carr, C. Chen, D.L. Miller, S. Mathias, M. Mavrikakis, D. S. Dessau, M. W. Keller, H. Kapteyn, and M. Murnane, Controlling the electronic structure of graphene using surface-adsorbate interactions, Physical Review B 92, 041407(R) (2015)
  
  
• S. Jakobs, A. Ruffing, D. Jungkenn, M. Cinchetti, S. Mathias, and M. Aeschlimann, Spin structure of Rashba-split electronic states of Bi overlayers on Cu(111), Journal of Electron Spectroscopy and Related Phenomena 201, 47-52 (2015)
  

2014

• O. Schmitt, D. Steil, S. Alebrand, F. Ganss, M. Hehn, S. Mangin, M. Albrecht, S. Mathias, M. Cinchetti, and M. Aeschlimann, Kerr- and Faraday microscope for space- and time-resolved studies, Eur. Phys. J. B 87, 219 (2014)
  
  
• S. Eich, A. Stange, A. V. Carr, J. Urbancic, T. Popmintechev, M. Wiesenmayer, K. Janssen, A. Ruffing, S. Jakobs, T. Rohwer, S. Hellmann, C. Chen, P. Matyba, L. Kipp, K. Rossnagel, M. Bauer, M. M. Murnane, H. C. Kapteyn, S. Mathias, and M. Aeschlimann, Optimizing high-harmonic generation for time- and angle-resolved photoemission spectroscopy using frequency-doubled Ti:Sapphire lasers, Journal of Electron Spectroscopy and Related Phenomena 195, 231 (2014)
  

2013

• E. Turgut, C. La-o-vorakiat, J. M. Shaw, P. Grychtol, H. T. Nembach, D. Rudolf, R. Adam, M. Aeschlimann, C. M. Schneider, T. J. Silva, H. C. Kapteyn, M. M. Murnane, and S. Mathias, Controlling the Competition between Optically Induced Ultrafast Spin-Flip Scattering and Spin Transport in Magnetic Multilayers, Phys. Rev. Lett. 110, 197201 (2013)
  
  
• S. Steil, S. Mathias, M. Cinchetti, M. Aeschlimann, Organische Spinventile, Physik in unserer Zeit 44, 111 (2013)
  
  
• S. Mathias, C. La-o-vorakiat, J. M. Shaw, E. Turgut, P. Grychtol, R. Adam, D. Rudolf, H. T. Nembach, T. J. Silva, M. Aeschlimann, C. M. Schneider, H. C. Kapteyn, M. M. Murnane, Ultrafast element-specific magnetization dynamics of complex magnetic materials on a table-top, Journal of Electron Spectroscopy and Related Phenomena 189, 164-170 (2013)
  
  
• S. Steil, N. Großmann, M. Laux, A. Ruffing, D. Steil, M. Wiesenmayer, S. Mathias, O.L.A. Monti, M. Cinchetti, M. Aeschlimann, Spin-dependent trapping of electrons at spinterfaces, Nature Phys. 9, 242 (2013)
  
  
• A. Ruffing, S. Vollmar, S. Jakobs, A. Baral, M. Cinchetti, S. Mathias, H. Schneider, M. Aeschlimann, Ultrafast electron dynamics in a metallic quantum well with spin splitting, Physical Review B 88, 075148 (2013)
  
  
• S. Jakobs, A. Ruffing, M. Cinchetti, S. Mathias, M. Aeschlimann, Probing the orbital angular momentum structure of the quantum-well system Pb/Cu(111) by circular dichroism in angle-resolved two photon photoemission spectroscopy, Phys. Rev. B 87, 235438 (2013)
  
  
• E. Turgut, P. Grychtol, C. La-O-Vorakiat, H. C. Kapteyn, M. M. Murnane, S. Mathias, M. Aeschlimann, C. M. Schneider, J. Shaw, H. Nembach, T. Silva, Reply to Demagnetization Measurements using Extreme Ultraviolet Light: Comparison of Electronic and Magnetic Contributions, Phys. Rev. X 3, 038002 (2013)
  
  
• S. Mathias, H.C. Kapteyn, M.M. Murnane, Ultrafast material science probed using coherent x-ray pulses from high-harmonic generation, Springer, book chapter in "Ultrafast Nonlinear Optics", pages 149-175, Editors R. Thomson, C. Leburn, D. Reid (2013)
  

2012

• D. Rudolf, C. La-O-Vorakiat, M. Battiato, R. Adam, J. M. Shaw, E. Turgut, P. Maldonado, S. Mathias, P. Grychtol, H. T. Nembach, T. J. Silva, M. Aeschlimann, H. C. Kapten, M. M. Murnane, C. M. Schneider, P. M. Oppeneer, Ultrafast magnetization enhancement in metallic multilayers driven by superdiffusive spin current, Nature Comm. 3, 1037-6 (2012)
  
  
• S. Mathias, C. La-o-vorakiat, P. Grychtol, J. M. Shaw, R. Adam, H. T. Nembach, M. E. Siemens, S. Eich, C. M. Schneider, T. J. Silva, M. Aeschlimann, H. C. Kapteyn, and M. M. Murnane, Probing the timescale of the exchange interaction in a ferromagnetic alloy, PNAS 109, 4792-4797 (2012).
  -> This publication was highlighted with a Brennpunkt article by U. Bovensiepen, Physik Journal 11, #6, p. 26 (2012)
  
  
• C. La-O-Vorakiat, E. Turgut, C. Teale, H. C. Kapteyn, M. M. Murnane, S. Mathias, M. Aeschlimann, C. M. Schneider, J. Shaw, H. Nembach, T. Silva, Demagnetization Measurements using Extreme Ultraviolet Light: Comparison of Electronic and Magnetic Contributions, PRX 2, 011005 (2012),
  -> This publication was highlighted with a Physics Viewpoint by J.-Y. Bigot, Physics 5, 11 (2012)
  

2011

• T. Rohwer, S. Hellmann, M. Wiesenmayer, C. Sohrt, A. Stange, B. Slomski, A. Carr, Y. Liu, L. Miaja-Avila, M. Kalläne, S. Mathias, L. Kipp, K. Rossnagel, M. Bauer, Collapse of long-range charge order tracked by time-resolved photoemission at high momentum, Nature 471, 490 (2011)
  

2010

• I. Sarkar, M. Laux, J. Demokritova, A. Ruffing, S. Mathias, J. Wei, V. Solovyeva, M. Rudloff, S. S. Naghavi, C. Felser, M. Huth, and M. Aeschlimann, Evaporation temperature-tuned physical vapor deposition growth engineering of one-dimensional non-Fermi liquid tetrathiofulvalene tetracyanoquinodimethane thin films, Appl. Phys. Lett. 97, 111906 (2010)
  
  
• F. Steeb, S. Mathias, M. Wiesenmayer, A. Fischer, M. Aeschlimann, M. Bauer, and J. P. Gauyacq, Probing adsorbate dynamics with chirped laser pulses in a single-pulse scheme, Phys. Rev. B 82, 165430 (2010)
  
  
• M. Cinchetti, S. Neuschwander, A. Fischer, A. Ruffing, S. Mathias, J.-P. Wüstenberg, and M. Aeschlimann, Tailoring the spin properties of metal/organic interfaces by means of alkali metal doping, Phys. Rev. Lett. 104, 217602 (2010)
  
  
• S. Mathias, A. Ruffing, F. Deicke, M. Wiesenmayer, I. Sakar, G. Bihlmayer, E. V. Chulkov, Yu. M. Koroteev, P. M. Echenique, M. Bauer, M. Aeschlimann, Quantum-well induced giant spin-orbit splitting, Phys. Rev. Lett. 104, 066802 (2010)
  
  
• S. Mathias, A. Ruffing, F. Deicke, M. Wiesenmayer, M. Aeschlimann, and M. Bauer, Band structure dependence of hot-electron lifetimes in a Pb/Cu(111) quantum-well system, Phys. Rev. B 81, 155429 (2010)
  
  
• M. Wiesenmayer, S. Hilgenfeldt, S. Mathias, F. Steeb, T. Rohwer, and M. Bauer, Spectroscopy and population decay of a van der Waals gap state in layered TiSe2, Phys. Rev. B 82, 035422 (2010)
  
  
• S. Mathias, M. Aeschlimann, M. Bauer, L. Miaja-Avila, H. Kapteyn, M. Murnane, Time-resolved photoemission at surfaces using femtosecond xuv-pulses, book contribution in Dynamics at Solid Surfaces and Interfaces (Ed.: U. Bovensiepen, H. Petek, M. Wolf) (2010)
  

2009

• C. La-O-Vorakiat, M. Siemens, M. Murnane, H. Kapteyn, S. Mathias, M. Aeschlimann, P. Grychtol, R. Adam, J. Shaw, H. Nembach, T. Silva, Ultrafast Demagnetization Dynamics at the M Edges of Magnetic Elements Observed Using a Tabletop High-Harmonic Soft X-Ray Source, Phys. Rev. Lett. 103, 257402 (2009)
  
  
• S. Mathias, M. Wiesenmayer, F. Deicke, A. Ruffing, L. Miaja-Avila, M. M. Murnane, H. C. Kapteyn, M. Bauer, and M. Aeschlimann, Time and angle resolved photoemission spectroscopy using femtosecond visible and HHG light, Journ. Phys.: Conf. Ser. 148, 012042 (2009)
  
• S. Mathias, S. V. Eremeev, E.V. Chulkov, M. Aeschlimann, M. Bauer, Quantum Oscillations in Coupled Two-Dimensional Electron Systems, Phys. Rev. Lett. 103, 026802 (2009)
  

2008

• M. Wiesenmayer, M. Bauer, S. Mathias, M. Wessendorf, E. V. Chulkov, V. M. Silkin, A. G. Borisov, J.-P. Gauyacq, P. M. Echenique, and M. Aeschlimann, Lifetime of an adsorbate excitation modified by a tuneable 2D substrate, Phys. Rev. B 78, 245410 (2008)
  
  
• F. Steeb, S. Mathias, A. Fischer, M. Wiesenmayer, M. Aeschlimann and M. Bauer, The nature of a nonlinear excitation pathway from the Shockley surface state as probed by chirped pulse two photon photoemission, New Journal of Physics 11, 013016 (2008)
  
  
• L. Miaja-Avila, G. Saathoff, S. Mathias, J. Yin, C. La-o-vorakiat, M. Bauer, M. Aeschlimann, M. M. Murnane, and H. C. Kapteyn, Direct Measurement of Core-Level Relaxation Dynamics on a Surface-Adsorbate System, Phys. Rev. Lett. 101, 046101 (2008)
  

2007

• S. Mathias, L. Miaja-Avila, M. M. Murnane, H. Kapteyn, M. Aeschlimann, M. Bauer, Angle-resolved photoemission spectroscopy with a femtosecond high-harmonic light source using a two-dimensional imaging electron analyzer, Review of Scientific Instruments 78, 083105 (2007)
  

2006

• S. Mathias, M. Wiesenmayer, M. Aeschlimann, M. Bauer, Quantum Well Wave-Function Localization and the Electron-Phonon Interaction in Ag Nanofilms, Phys. Rev. Lett. 97, 236809 (2006)
  
  
• S. Passlack, S. Mathias, O. Andreyev, D. Mittnacht, M. Aeschlimann, and M. Bauer, Space charge effects in photoemission with a low repetition, high intensity femtosecond laser source, Journ. of Appl. Phys. 100, 024912 (2006)
  
  
• S. Mathias, M. Wessendorf, S. Passlack, M. Aeschlimann, M. Bauer, Morphological modifications of Ag/Cu(111) probed by photoemission spectroscopy of quantum well states and the Shockley surface state, Appl. Phys. A 82, 439-445 (2006)