Publications of Alexander Paarmann
All genres
Talk (51)
2023
Talk
Paarmann, Alexander: Phonon Polaritons in Low-Symmetry Crystals.
(Seminar, Max Planck Institute for Structure and Dynamics of Matter, Hamburg, Germany, May 2023).
Talk
Paarmann, Alexander: Nanoimaging of Symmetry-Broken Hyperbolic Phonon Polaritons Using the FELBE Near-Field Optical Microscope.
(Scientifc Advisory Board Meeting, Helmholtz-Zentrum Dresden-Rossendorf, Dresden, Germany, Nov 2023).
Talk
Paarmann, Alexander: Phonon Polaritons in Low-Symmetry Crystals.
(39th International Symposium on Dynamical Properties of Solids, DyProSo 2023, Dresden, Germany, Sep 2023).
2022
Talk
Paarmann, Alexander: Broken Symmetry of Hyperbolic Phonon Polaritons in Monoclinic β-Gallium Oxide.
(FHI-Workshop on Current Research Topics at the FHI, Potsdam, Germany, May 2022).
Talk
Paarmann, Alexander: High-Resolution Phonon Polariton Mapping in Real and Momentum Space.
(Colloquium, CRC 1242, University of Duisburg-Essen, Duisburg, Germany, May 2022).
Talk
Paarmann, Alexander: Hyperbolic Shear Polaritons in Low-Symmetry Crystals.
(Meeting, Max Planck Radboud University Center, Nijmegen, The Netherlands, May 2022).
Talk
Paarmann, Alexander: Near-Field Imaging of Hyperbolic Shear Polaritons in Beta-Gallium Oxide.
(HZDR User Meeting, Helmholtz-Zentrum Dresden-Rossendorf, Dresden, Germany, Sep 2022).
Talk
Paarmann, Alexander: High Resolution Phonon Polariton Mapping in Real and Momentum Space.
(11th International Workshop on Infrared Microscopy and Spectroscopy with Accelerator Based Sources, WIRMS 2022, Online Event, Oct 2022).
2021
Talk
Paarmann, Alexander: The FEL Sum-Frequency Generation Microscope: A New Instrument for Characterization of Inhomogeneous Interfaces.
(FHI-Workshop on Current Research Topics at the FHI, Online Event, Jun 2021).
Talk
Paarmann, Alexander: Infrared Super-resolution Microscopy by Sum-Frequency Generation.
(CLIO 2021: Online one-day CLIO workshop for Infrared Free Electron Laser Users, Online Event, May 2021).
Talk
Paarmann, Alexander: High-Resolution Phonon Polariton Mapping in Real and Momentum Space.
(Seminar, Quantum Nanoscience, Forschungszentrum Jülich, Online Event, Dec 2021).
2020
Talk
Paarmann, Alexander: The FEL Sum-Frequency Generation Microscope: A New Instrument for Characterization of Inhomogeneous Interfaces.
(FHI-Workshop on Current Research Topics at the FHI, Online Event, May 2020).
Talk
Paarmann, Alexander: Nonlinear Phonon Polariton Spectroscopy and Microscopy.
(Webinar, Mid-infrared Discussions (MIDI), Online Event, Jun 2020).
Talk
Paarmann, Alexander: Infrared Super-resolution Microscopy by Sum-Frequency Generation.
(Colloquium, Department of Molecular Physics, FHI Berlin, Online Event, Dec 2020).
2019
Talk
Paarmann, Alexander: Nonlinear Phonon Polariton Spectroscopy Using Infrared Free-Electron Lasers.
(Seminar, Interface and Surface Physics, University of Greifswald, Greifswald, Germany, Apr 2019).
Talk
Paarmann, Alexander: Nonlinear Phonon Polariton Spectroscopy Using Infrared Free-Electron Lasers.
(Seminar, Abteilung Terahertz und Laserspektroskopie, Deutsches Zentrum für Luft- und Raumfahrt, Berlin, Germany, Jun 2019).
Talk
Paarmann, Alexander: Far-Field Approach to Optical Near Fields: Nonlinear Infrared Spectroscopy and Microscopy.
(The 81st Okazaki Conference, Forefront of Measurement Technologies for Surface Chemistry and Physics in Real-Space, k-Space, and Real-Time, Okazaki, Japan, Dec 2019).
Talk
Paarmann, Alexander: Condensed Phase Infrared Spectroscopy.
(IMPRS Fall Block Course 2019, Unifying Concepts in Spectroscopy, Berlin, Germany, Sep 2019).
Talk
Paarmann, Alexander: Nonlinear Phonon Polariton Spectroscopy.
(Colloquium, Vanderbilt Institute of Nanoscale Science and Engineering (VINSE), Vanderbilt University, Nashville, TN, USA, Oct 2019).
Talk
Paarmann, Alexander: Nonlinear Surface Phonon Polariton Spectroscopy.
(SERMACS 2019, The 71st Southeastern Regional Meeting of the American Chemical Society, Chemistry on the Coast, Savannah, GA, USA, Oct 2019).