Publications of Ronald Holzwarth

Liebisch, T. C.; Kaufmann, P.; Schnatz, H.; Naegele-Jackson, S.; Kronjager, J.; Blaum, K.; Kuck, S.; Meschede, D.; Schiller, S.; Agazzi, L. et al.; Alighanbari, S.; Ankerhold, J.; Astakhov, G. V.; Barz, S.; Baumann, I.; Baumgart, R.; Becher, C.; Bekker, H.; Benson, O.; Bianco, P.; Bieber, R.; Bloch, I.; Blumroder, U.; Bockholt, R.; Bouman, J.; Braxmaier, C.; Brehm, E.; Bruss, D.; Budker, D.; Bungartz, H.-J.; Busley, E.; Crespo Lopez-Urrutia, J. R.; Denz, C.; Deppe, C.; Dietl, G.; Ding, F.; Eickermann, T.; Elsen, F.; Ertmer, W.; Filipp, S.; Fischer, M.; Flury, J.; Frohlich, T.; Furthner, J.; Gerhardt, I.; Giering, K. U.; Glingener, C.; Griesser, H.; Grimm, R.; Grimm, C.; Gritsch, A.; Hack, F.; Hänsch, T. W.; Halfmann, T.; Hanemann, A.; Harlacher, D.; Hegemann, N.; Heindel, T.; Heinkelmann, R.; Hellmich, L.; Hildmann, T.; Hock, D.; Hofling, S.; Hoft, B.; Hofmann, H.; Holleczek, P.; Holzwarth, R.; Hommel, W.; Huhn, T.; Hugentobler, U.; Hunger, D.; Huntemann, N.; Issever, C.; Jelezko, F.; Jons, K.; Johann, T.; Jousset, P.; Jungbluth, B.; Kartner, F.; Kankel, J.; Kaufmann, H.; Khabi, D.; Kissinger, T.; Klempt, C.; Klugel, T.; Kniggendorf, A.-K.; Kodet, J.; Konrad, U.; Kopp, J.; Kramer, M.; Kremling, S.; Krist, M.; Krutzik, M.; Kwasniok, S.; Leifels, Y.; Leuchs, G.; Lisdat, C.; Litvinov, Y.; Lochter, M.; Loock, P. v.; Lusse, P.; Manske, E.; Mehlstaubler, T.; Michler, P.; Micke, P.; Migura, M.; Muller, J.; Nortershauser, W.; Pachnicke, S.; Paffrath, R.; Peik, E.; Pempe, W.; Peters, A.; Pfeifer, T.; Piester, D.; Pohl, R.; Rasel, E. M.; Reiser, H.; Reiserer, A.; Rieck, M.; Riehle, F.; Ritter, S.; Rogge, N.; Ruiz Ben, E.; Sajith, L. P. K.; Sanchez, L.; Schafer, V.; Schaefer, W.; Schieferdecker, N.; Schmidt, P.; Schnabel, R.; Schon, S.; Schreiber, U.; Schuck, C.; Schuh, H.; Schulz, H.; Schulz-Zander, J.; Schwanke, U.; Seifert, J.-P.; Sengstock, K.; Shafak, K.; Silberhorn, C.; Smorra, C.; Spethmann, N.; Steiert, J.; Stellmer, S.; Sterr, U.; Stohlker, T.; Stuhler, J.; Sturm, S.; Thirolf, P. G.; Tobeck, C.; Udem, T.; Ulmer, S.; Vasilyan, S.; Vincent, A.; Vogl, T.; Vogl, R.; Walther, T.; Weinfurter, H.; Weinheimer, C.; Wense, L. v. d.; Wickenbrock, A.; Worner, L.; Wolf, F.; Worm, S.; Yang, Y.; Zimmermann, M.; Zopf, M.: The QTF Backbone: proposal for a nationwide optical fibre backbone in germany for quantum technology and time and frequency metrology. European Physical Journal - Special Topics 2026 (2026)

Giunta, M.; Rauf, B.; Sperling, J.; Afrem, S.; Wendler, W.; Roth, A.; Kornprobst, J.; Peschl, S.; Schulz, J.; Schorer, J. et al.; Fischer, M.; Holzwarth, R.: Cross-Spectrum Phase Noise Measurements of Ultrastable Photonic Microwave Oscillators. IEEE Transactions on Microwave Theory and Techniques 2025, pp. 1 - 8 (2025)

Bothwell, T.; Brand, W.; Fasano, R.; Akin, T.; Whalen, J.; Grogan, T.; Chen, Y.-j.; Pomponio, M.; Nakamura, T.; Rauf, B. et al.; Baldoni, I.; Giunta, M.; Holzwarth, R.; Nelson, C.; Hati, A.; Quinlan, F.; Fox, R.; Peil, S.; Ludlow, A.: Deployment of a transportable Yb optical lattice clock. Optics Letters 50, pp. 646 - 649 (2025)

Grotti, J.; Nosske, I.; Koller, S. B.; Herbers, S.; Denker, H.; Timmen, L.; Vishnyakova, G.; Waterholter, T.; Kuhl, A.; Koke, S. et al.; Benkler, E.; Grosche, G.; Giunta, M.; Maisenbacher, L.; Dörscher, S.; Schwarz, R.; Al-Masoudi, A.; Hänsch, T. W.; Matveev, A. N.; Udem, T.; Holzwarth, R.; Lisdat, C.: Long-distance chronometric leveling with a portable optical clock. Physical Review Applied 21 (6), L061001 (2024)

Zhao, F.; Lo Curto, G.; Pasquini, L.; Gonzalez Hernandez I, J.; De Medeiros, J. R.; Canto Martins, B. L.; Leao, I. C.; Rebolo, R.; Suarez Mascareno, A.; Esposito, M. et al.; Manescau, A.; Steinmetz, T.; Udem, T.; Probst, R.; Holzwarth, R.; Zhao, G.: Measuring and characterizing the line profile of HARPS with a laser frequency comb. Astrophysics & Astronomy 645, A23 (2021)

Hernández, J. I. G.; Rebolo, R.; Pasquini, L.; Curto, G. L.; Molaro, P.; Caffau, E.; Ludwig, H.-G.; Steffen, M.; Esposito, M.; Mascareño, A. S. et al.; Toledo-Padrón, B.; Probst, R. A.; Hänsch, T. W.; Holzwarth, R.; Manescau, A.; Steinmetz, T.; Udem, T.; Wilken, T.: The Solar Gravitational Redshift from HARPS-LFC Moon Spectra A Test of the General Theory of Realitivity*^,**. Astronomy and Astrophysics 643, A146 (2020)

Giunta, M.; Yu, J.; Lessing, M.; Fischer, M.; Lezius, M.; Xie, X.; Santarelli, G.; Le Coq, Y.; Holzwarth, R.: Compact and ultrastable photonic microwave oscillator. Optics Letters 45 (5), pp. 1140 - 1143 (2020)

Probst, R. A.; Milakovic, D.; Toledo-Padron, B.; Lo Curto, G.; Avila, G.; Brucalassi, A.; Canto Martins, B. L.; Leao, I. d. C.; Esposito, M.; Gonzalez Hernandez I, J. et al.; Grupp, F.; Hänsch, T. W.; Kellermann, H.; Kerber, F.; Mandel, O.; Manescau, A.; Pozna, E.; Rebolo, R.; de Medeiros, J. R.; Steinmetz, T.; Suarez Mascareno, A.; Udem, T.; Urrutia, J.; Wu , Y.; Pasquini, L.; Holzwarth, R.: A crucial test for astronomical spectrograph calibration with frequency combs. Nature astronomy 4, pp. 603 - 608 (2020)

Giunta, M.; Hänsel, W.; Fischer, M.; Lezius, M.; Udem, T.; Holzwarth, R.: Real-time phase tracking for wide-band optical frequency measurements at the 20th decimal place. Nature Photonics; Nature Publ. Group , London [u.a.] 14 (1), pp. 44 - 49 (2020)

Giunta, M.; Fischer, M.; Hänsel, W.; Steinmetz, T.; Lessing, M.; Holzberger, S.; Cleff, C.; Hänsch, T. W.; Mei, M.; Holzwarth, R.: 20 Years and 20 Decimal Digits: A Journey With Optical Frequency Combs. IEEE Photonics Technology Letters 31 (23), pp. 1898 - 1901 (2019)

Oelker, E.; Hutson, R. B.; Kennedy, C. J.; Sonderhouse, L.; Bothwell, T.; Goban, A.; Kedar, D.; Sanner, C.; Robinson, J. M.; Marti, G. E. et al.; Matei, D. G.; Legero, T.; Giunta, M.; Holzwarth, R.; Riehle, F.; Sterr, U.; Ye, J.: Demonstration of 4.8 x10^-17 stability at 1s for two independent optical clocks. Nature Photonics 13 (10), pp. 714 - 719 (2019)

Zobel, J. W.; Giunta , M.; Goers, A. J.; Schmid, R. L.; Reeves, J.; Holzwarth, R.; Adles, E. J.; Dennis, M. L.: Comparison of Optical Frequency Comb and Sapphire Loaded Cavity Microwave Oscillators. IEEE Photonics Technology Letters 31 (16), pp. 1323 - 1326 (2019)

Löhner-Böttcher, J.; Schmidt, W.; Schlichenmaier, R.; Steinmetz, T.; Holzwarth, R.: Convective blueshifts in the solar atmosphere III. High-accuracy observations of spectral lines in the visible. Astrophysics & Astronomy 624, A57 (2019)

Stief, F.; Löhner-Böttcher, J.; Schmidt, W.; Steinmetz, T.; Holzwarth, R.: Convective blueshifts in the solar atmosphere. Astrophysics & Astronomy 622, A34 (2019)

Gaida, C.; Heuermann, T.; Gebhardt, M.; Shestaev, E.; Butler, T.; Gerz, D.; Lilienfein, N.; Sulzer, P.; Fischer, M.; Holzwarth, R. et al.; Leitenstorfer, A.; Pupeza, I.; Limpert, J.: High-power frequency comb at 2 µm wavelength emitted by a Tm-doped fiber laser system. Optics Letters 43 (21), pp. 5178 - 5181 (2018)

Löhner-Böttcher, J.; Schmidt, W.; Schlichenmaier, R.; Doerr, H. -.; Steinmetz, T.; Holzwarth, R.: Absolute velocity measurements in sunspot umbrae. Astronomy and Astrophysics 617, A19 (2018)

Löhner-Böttcher, J.; Schmidt, W.; Stief, F.; Steinmetz, T.; Holzwarth, R.: Convective blueshifts in the solar atmosphere I. Absolute measurements with LARS of the spectral lines at 6302 angstrom. Astrophysics & Astronomy 611, A4 (2018)

Löhner-Böttcher, J.; Schmidt, W.; Doerr, H. -.; Kentischer, T.; Steinmetz, T.; Probst, R. A.; Holzwarth, R.: LARS: An Absolute Reference Spectrograph for solar observations Upgrade from a prototype to a turn-key system. Astrophysics & Astronomy 607, A12 (2017)

Probst, R. A.; Steinmetz, T.; Wu , Y.; Grupp, F.; Udem, T.; Holzwarth, R.: A compact echelle spectrograph for characterization of astro-combs. Applied Physics B: Lasers and Optics 123 (3), 76 (2017)

Hänsel, W.; Hoogland, H.; Giunta, M.; Schmid, S.; Steinmetz, T.; Doubek, R.; Mayer, P.; Dobner, S.; Cleff, C.; Fischer, M. et al.; Holzwarth, R.: All polarization-maintaining fiber laser architecture for robust femtosecond pulse generation. Applied Physics B: Lasers and Optics 123 (1), 41 (2017)