Stefan Funkner

Publikationen

Begutachtete Zeitschriftenartikel, die neuesten zuerst. Konferenzbeiträge finden Sie bei Google Scholar und auf meinem KIT-Profil.

2023

  1. Revealing the dynamics of ultrarelativistic non-equilibrium many-electron systems with phase space tomography
    S. Funkner, G. Niehues, M. J. Nasse, E. Bründermann, M. Caselle, B. Kehrer, L. Rota, P. Schönfeldt, M. Schuh, B. Steffen, J. L. Steinmann, M. Weber, A.-S. Müller
    Scientific Reports 13, 4618 (2023) · doi:10.1038/s41598-023-31196-5
    18 Zitationen
  2. In-line measurement of fiber mass fraction using terahertz spectroscopy for a function-oriented quality assurance of glass fiber sheet molding compound
    L. Bretz, G. Niehues, S. Funkner, E. Bründermann, A.-S. Müller, G. Lanza
    Measurement 222, 113560 (2023) · doi:10.1016/j.measurement.2023.113560

2019

  1. High throughput data streaming of individual longitudinal electron bunch profiles
    S. Funkner, E. Blomley, E. Bründermann, M. Caselle, N. Hiller, M. J. Nasse, G. Niehues, L. Rota, P. Schönfeldt, S. Walther, M. Weber, A.-S. Müller
    Phys. Rev. Accel. Beams 22 (2), 022801 (2019) · doi:10.1103/PhysRevAccelBeams.22.022801
    41 Zitationen
  2. From self-organization in relativistic electron bunches to coherent synchrotron light: observation using a photonic time-stretch digitizer
    S. Bielawski, E. Blomley, M. Brosi, E. Bründermann, E. Burkard, C. Evain, S. Funkner, N. Hiller, M. J. Nasse, G. Niehues, E. Roussel, M. Schedler, P. Schönfeldt, J. L. Steinmann, C. Szwaj, S. Walther, A.-S. Müller
    Scientific Reports 9, 10391 (2019) · doi:10.1038/s41598-019-45024-2
  3. KALYPSO: linear array detector for high-repetition rate and real-time beam diagnostics
    L. Rota, M. Caselle, E. Bründermann, S. Funkner, Ch. Gerth, B. Kehrer, A. Mielczarek, D. Makowski, A. Mozzanica, A.-S. Müller, M. J. Nasse, G. Niehues, M. Patil, B. Schmitt, P. Schönfeldt, B. Steffen, M. Weber
    Nucl. Instrum. Methods Phys. Res. A 936, 10–13 (2019) · doi:10.1016/j.nima.2018.10.093

2018

  1. Synchronous detection of longitudinal and transverse bunch signals at a storage ring
    B. Kehrer, M. Brosi, J. L. Steinmann, E. Blomley, E. Bründermann, M. Caselle, S. Funkner, N. Hiller, M. J. Nasse, G. Niehues, L. Rota, M. Schedler, P. Schönfeldt, M. Schuh, P. Schütze, M. Weber, A.-S. Müller
    Phys. Rev. Accel. Beams 21 (10), 102803 (2018) · doi:10.1103/PhysRevAccelBeams.21.102803

2017

  1. Coherent Raman spectroscopy in terahertz region by using frequency chirped optical pulses
    M. Tani, S. Nakae, S. Hayashi, S. Funkner, G. Niehues, H. Kitahara, T. Furuya, K. Yamamoto, J. Afalla, V. Mag-usara
    Rev. Laser Eng. 45 (6), 339 (2017) · doi:10.2184/lsj.45.6_339

2016

  1. Low temperature-grown GaAs carrier lifetime evaluation by double optical pump terahertz time-domain emission spectroscopy
    V. K. Mag-usara, S. Funkner, G. Niehues, E. A. Prieto, M. H. Balgos, A. Somintac, E. Estacio, A. Salvador, K. Yamamoto, M. Hase, M. Tani
    Opt. Express 24 (23), 26175 (2016) · doi:10.1364/OE.24.026175

2015

  1. A matter of symmetry: terahertz polarization detection properties of a multi-contact photoconductive antenna evaluated by a response matrix analysis
    G. Niehues, S. Funkner, D. S. Bulgarevich, S. Tsuzuki, T. Furuya, K. Yamamoto, M. Shiwa, M. Tani
    Opt. Express 23 (12), 16184 (2015) · doi:10.1364/OE.23.016184

2014

  1. Terahertz surface emission from Cu2ZnSnSe4 thin film photovoltaic material excited by femtosecond laser pulses
    Z. Zhao, G. Niehues, S. Funkner, E. Estacio, Q. Han, K. Yamamoto, J. Zhang, W. Shi, Q. Guo, M. Tani
    Appl. Phys. Lett. 105 (23), 231104 (2014) · doi:10.1063/1.4903740
  2. Utilization of chirped laser pulses to measure stimulated Raman scattering of organic liquids in the terahertz regime
    S. Funkner, K. Saito, G. Niehues, Y. Yazawa, T. Furuya, K. Yamamoto, M. Tani
    Appl. Phys. Lett. 105 (2), 021103 (2014) · doi:10.1063/1.4890092
    13 Zitationen
  3. Terahertz absorption of chemicals in water: ideal and real solutions and mixtures
    S. Funkner, G. Niehues, D. A. Schmidt, E. Bründermann
    J. Infrared Millim. Terahertz Waves 35 (1), 38–52 (2014) · doi:10.1007/s10762-013-0017-0

2012

  1. Urea, a structure breaker? Answers from THz absorption spectroscopy
    S. Funkner, M. Havenith, G. W. Schwaab
    J. Phys. Chem. B 116 (45), 13374–13380 (2012) · doi:10.1021/jp308699w
    97 Zitationen
    Harnstoff-Wasser-Komplex
    © S. Funkner, PC2, RUB
  2. Watching the low-frequency motions in aqueous salt solutions: the terahertz vibrational signatures of hydrated ions
    S. Funkner, G. Niehues, D. A. Schmidt, M. Heyden, G. Schwaab, K. M. Callahan, D. J. Tobias, M. Havenith
    J. Am. Chem. Soc. 134 (2), 1030–1035 (2012) · doi:10.1021/ja207929u
    320 Zitationen
    Gemessene THz-Absorption zweiwertiger Ionen in Wasser
    © S. Funkner, PC2, RUB

2011

  1. Uncertainty and ambiguity in terahertz parameter extraction and data analysis
    M. Krüger, S. Funkner, E. Bründermann, M. Havenith
    J. Infrared Millim. Terahertz Waves 32 (5), 699–715 (2011) · doi:10.1007/s10762-010-9669-1
    Komplexe Transferfunktion
    © S. Funkner, PC2, RUB

2010

  1. Dissecting the THz spectrum of liquid water from first principles via correlations in time and space
    M. Heyden, J. Sun, S. Funkner, G. Mathias, H. Forbert, M. Havenith, D. Marx
    Proc. Natl. Acad. Sci. USA 107 (27), 12068–12073 (2010) · doi:10.1073/pnas.0914885107
    Simulation von flüssigem Wasser
    © M. Heyden, PC2, RUB
  2. Communications: Polarity fluctuations of the protic ionic liquid ethylammonium nitrate in the terahertz regime
    M. Krüger, E. Bründermann, S. Funkner, H. Weingärtner, M. Havenith
    J. Chem. Phys. 132, 101101 (2010) · doi:10.1063/1.3352585
    Ethylammoniumnitrat
    © B. Born, PC2, RUB

2009

  1. Rattling in the cage: ions as probes of sub-picosecond water network dynamics
    D. A. Schmidt, Ö. Birer, S. Funkner, B. Born, R. Gnanasekaran, G. Schwaab, D. M. Leitner, M. Havenith
    J. Am. Chem. Soc. 131 (51), 18512–18517 (2009) · doi:10.1021/ja9083545
    Simulation von gelöstem NaCl
    © B. Born, PC2, RUB
  2. Terahertz spectroscopic techniques for the study of proteins in aqueous solutions
    E. Bründermann, B. Born, S. Funkner, M. Krüger, M. Havenith
    Proc. SPIE 7215, 72150E (2009) · doi:10.1117/12.808270
    Simulation von gelöstem Ubiquitin
    © B. Born, PC2, RUB

Abschlussarbeit

  1. S. Funkner: Die Geometrie der Ashtekarvariablen. Diplomarbeit, Universität Leipzig, 2006. PDF

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