HP's Publications

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Refereed Journals

J. Löhner-Böttcher, W. Schmidt, R. Schlichenmaier, H.-P. Doerr, T. Steinmetz and R. Holzwarth (2018), Absolute velocity measurements in sunspot umbrae, A&A 617 A19 [ADS, arXiv]

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

Solanki, S. K.; Riethmüller, T. L.; Barthol, P.; Danilovic, S.; Deutsch, W.; Doerr, H. P.; Feller, A.; Gandorfer, A.; Germerott, D.; Gizon, L.; Grauf, B.; Heerlein, K.; Hirzberger, J.; Kolleck, M.; Lagg, A.; Meller, R.; Tomasch, G.; van Noort, M.; Blanco Rodríguez, J.; Gasent Blesa, J. L. Balaguer Jiménez, M.; Del Toro Iniesta, J. C.; López Jiménez, A. C.; Orozco Suárez, D.; Berkefeld, T.; Halbgewachs, C.; Schmidt, W.; Álvarez-Herrero, A.; Sabau-Graziati, L.; Pérez Grande, I.; Martínez Pillet, V.; Card, G.; Centeno, R.; Knölker, M.; Lecinski, A. (2017), The second flight of the SUNRISE balloon-borne solar observatory: overview of instrument updates, the flight, the data and first results, ApJS 229 1 [ADS, arXiv]

Martínez González, M. J., A. Pastor Yabar, A. Lagg, A. Asensio Ramos, M. Collados, S. K. Solanki, H. Balthasar, T. Berkefeld, C. Denker, H.-P. Doerr, A. Feller, M. Franz, S. González Manrique, A. Hofmann, F. Kneer, C. Kuckein, R. Louis, O. von der Lühe, H. Nicklas, D. Orozco, R. Rezaei, R. Schlichenmaier, D. Schmidt, W. Schmidt, M. Sigwarth, M. Sobotka, D. Soltau, J. Staude, K. G. Strassmeier, M. Verma, T. Waldmann, and R. Volkmer (2016), Inference of magnetic fields in the very quiet Sun, A&A 596 A5 [ADS]

Lagg, A., S. K. Solanki, H.-P. Doerr, M. J. Martínez González, T. Riethmüller, M. Collados Vera, R. Schlichenmaier, D. Orozco Suárez, M. Franz, A. Feller, C. Kuckein, W. Schmidt, A. Asensio Ramos, A. Pastor Yabar, Louis. R. E., O. von der Lühe, C. Kiess, R. Rezaei, D. Soltau, C. Denker, H. Balthasar, T. Berkefeld, M. Sigwarth, R. Volkmer, D. Schmidt, T. Waldmann, J. Staude, A. Hofmann, K. Strassmeier, F. Kneer, H. Nicklas, M. Sobotka, and M. Verma (2016), Probing deep photospheric layers of the quiet Sun with high magnetic sensitivity, A&A 596 A6 [ADS, arXiv]

Roth, M., H.-P. Doerr, T. Hartlep (2016), Verification of the helioseismic Fourier-Legendre analysis for meridional flow measurements, A&A 592 A106 [ADS]

Doerr, H.-P., N. Vitas, and D. Fabbian (2016), How different are the Liège and Hamburg atlases of the solar spectrum?, A&A 590 A118, [ADS, arXiv]

E. Caffau, H.-G. Ludwig, M. Steffen, W. Livingston, P. Bonifacio, J.-M. Malherbe, H.-P. Doerr and W. Schmidt (2015), The photospheric solar oxygen project: III. Investigation of the centre-to-limb variation of the 630nm [OI]-NiI blend, A&A 579 A88 [ADS, arXiv]

Probst, R A, L Wang, H-P Doerr, T Steinmetz, T J Kentischer, G Zhao, T W Hänsch, Th Udem, R Holzwarth, and W Schmidt (2015), Comb-calibrated solar spectroscopy through a multiplexed single-mode fiber channel, New J. of Phys.17 [ADS, arXiv]

Doerr, H.-P., T. Steinmetz, R. Holzwarth, T. Kentischer and W. Schmidt (2012), A Laser Frequency Comb System for Absolute Calibration of the VTT Echelle Spectrograph, Solar Physics 280 663-670 [ADS, arXiv]

T. Berkefeld, W. Schmidt, D. Soltau, A. Bell, H.P. Doerr, B. Feger, R. Friedlein, K. Gerber, F. Heidecke, T. Kentischer, O. v. d. Lühe, M. Sigwarth, E. Wälde, P. Barthol, W. Deutsch, A. Gandorfer, D. Germerott, B. Grauf, R. Meller, A. Álvarez-Herrero, M. Knölker, V. Martínez Pillet, S. K. Solanki, A. M. Title (2011), The Wave-Front Correction System for the Sunrise Balloon-Borne Solar Observatory, Solar Physics 268 103-123 [ADS, arXiv]

Doerr, H-P and M Roth (2011), Localized averaging kernels for probing the deep meridional flow with data from GONG, MDI and HMI, J. Phys.: Conf. Ser. 271 012057 [ADS]

Doerr, H.-P., M. Roth, A. Zaatri, L. Krieger and M.J. Thompson (2010), A new code for Fourier-Legendre analysis of large datasets: First results and a comparision with ring-diagram analysis, Astron. Nachr. 331 911-914 [ADS, arXiv]

Conference Papers

Doerr, H.-P., T. J. Kentischer, T. Steinmetz, R. A. Probst, M. Franz, R. Holzwarth, Th. Udem, T. W. Hänsch, W. Schmidt (2012), Performance of a laser frequency comb calibration system with a high-resolution solar echelle spectrograph, Proc. SPIE, Vol. 8450, 8450-50, [ADS, PDF]

Doerr,H.-P., O. von der Lühe and T.J. Kentischer (2008), Polarization effects in Fabry-Perot interferometer-based solar spectrometers, Proc. SPIE, Vol. 7014, 701417 [ADS, PDF]

Talks at Conferences & Meetings

SOLARNET4 Conference, 15-20 January 2017, Arrecife, Lanzarote, Spain. Invited Talk (on behalf of S.K. Solanki for the Sunrise III Team): The Sunrise III Mission

Coimbra Solar Physics Meeting, 5-9 October 2015, Coimbra, Portugal. Contributed talk: A new instrument for high-precision spectroscopy with extremely accurate wavelength calibration

2nd SOLARNET Workshop, 12-16 October 2014, Tatranska Lomnica, Slovakia. Contributed talk: A new Instrument for High-Precision Solar Spectroscopy at the Vacuum Tower Telescope, Tenerife

1st CASSDA/SOLARNET Workshop, 18-20 February 2014, Freiburg, Germany. Contributed talk: The Absolute Reference Spectrograph at the VTT

SPIE Astronomical Telescopes and Instrumentation, 1-6 July 2012, Amsterdam, Netherlands. Contributed talk: Performance of a laser frequency comb calibration system with a high-resolution solar echelle spectrograph

GONG 2010/SoHO 24 Conferene, 27 June - 2 July 2010, Aix en Provence, France. Contributed talk: The Meridional flow as derived from Fourier-Legendre decomposition of the first data from the Helioseismic and Magnetic Imager

4th HELAS International Conference, 1-5 February 2010, Lanzarote, Canary Islands, Spain. Contributed talk: The meridional flow as estimated by Fourier-Hankel decomposition

SPIE Astronomical Telescopes and Instrumentation, 23 - 28 June 2008, Marseille, France. Contributed talk: Polarization effects in Fabry-Pérot-interferometer based solar spectrometers