Tuning and RF Measurements of the LILAC RFQ
H. Höltermann, H. Hähnel, B. Koubek, H. Podlech, U. Ratzinger, Tuning and RF Measurements of the LILAC RFQ, Proceedings of HIAT2022, TUP09 (2022)
CV
Academic Education
- Currently a Postdoc at Goethe University Frankfurt, since 2017
- Ph.D in Accelerator Physics, Goethe University Frankfurt, 2017
- MSc Physics, Philipps-University Marburg, 2011
- BSc Physics, Philipps-University Marburg, 2011
Publications
A 3D Printed IH-Type Linac Structure - Proof-of-Concept for Additive Manufacturing of Linac RF Cavities
H. Hähnel, A. Ates, U. Ratzinger, A 3D Printed IH-Type Linac Structure - Proof-of-Concept for Additive Manufacturing of Linac RF Cavities, Proceedings of HIAT2022, TU1C4 (2022)
First 3D Printed IH-Type Linac Structure - Proof-of-Concept for Additive Manufacturing of Linac RF Cavities
H. Hähnel, U. Ratzinger, First 3D Printed IH-Type Linac Structure - Proof-of-Concept for Additive Manufacturing of Linac RF Cavities, Instruments, 6, 9 (2022)
First 3D Printed IH-Type Linac Structure - Proof-of-Concept for Additive Manufacturing of Linac RF Cavities
H. Haehnel, U. Ratzinger, First 3D Printed IH-Type Linac Structure - Proof-of-Concept for Additive Manufacturing of Linac RF Cavities, Proceedings of IPAC2021, MOPAB194 (2021)
Development of a Multi-Camera System for Non-Invasive Intense Ion Beam Investigations
A. Ateş, H. Hähnel, U. Ratzinger, K. Volk, C. Wagner, Development of a Multi-Camera System for Non-Invasive Intense Ion Beam Investigations, Proceedings of IPAC2021, MOPAB282 (2021)
Combined zero degree structure beam dynamics and applications
Ulrich Ratzinger, Hendrik Hähnel , Rudolf Tiede, Jan Kaiser, Ali Almomani, Combined zero degree structure beam dynamics and applications, PHYS. REV. ACCEL. BEAMS, 22, 114801 (2019)
Light Ion Injector for NICA
H. Hoeltermann, H. Hähnel, B. Koubek, H. Podlech, U. Ratzinger, A. Schempp, D. Strehl, R. Tiede, M. Busch, M. Schuett, A.V. Butenko, D.E. Donets, B.V. Golovenskiy, A. Govorov, V.V. Kobets, A.D. Kovalenko, K.A. Levterov, D.A. Lyuosev, A.A. Martynov, D.O. Ponkin, K.V. Shevchenko, I.V. Shirikov, A.O. Sidorin, E. Syresin, G.V. Trubnikov, Light Ion Injector for NICA, Proceedings of NAPAC2019, WEPLH15 (2019)
End to End Simulations and Error Studies of the FAIR Proton Linac
Hendrik Hähnel, Ulrich Ratzinger, Marc Syha, Rudolf Tiede, Carl M. Kleffner, End to End Simulations and Error Studies of the FAIR Proton Linac, Proceedings of IPAC2019, MOPTS019 (2019)
New Beam Dynamics Simulations for the FAIR p-Linac RFQ
M. Syha, H. Hähnel, U. Ratzinger, M. Schuett, New Beam Dynamics Simulations for the FAIR p-Linac RFQ, Proceedings of IPAC2019, MOPTS032 (2019)
Status of the FAIR Proton Linac
C.M. Kleffner, S. Appel, R. Berezov, J. Fils, P. Forck, P. Gerhard, M. Kaiser, K. Knie, A. Kraemer, C. Muehle, S. Puetz, A. Schnase, G. Schreiber, A. Seibel, T. Sieber, V. Srinivasan, J. Trueller, W. Vinzenz, M. Vossberg, C. Will, H. Hähnel, U. Ratzinger, M. Schuett, M. Syha, Status of the FAIR Proton Linac, Proceedings of IPAC2019, MOPTS020 (2019)
Status and Developement of the MYRRHA Injector
D. Mäder, H. Höltermann, D. Koser, B. Koubek, K. Kümpel, P. Müller, U. Ratzinger, M. Schwarz, W. Schweizer, M. Busch, H. Hähnel, H. Podlech, C. Angulo, J. Belmans, F. Davin, W. De Cock, P. Della Faille, F. Doucet, A. Gatera, F. Pompon, D. Vandeplassche, Status and Developement of the MYRRHA Injector, Proceedings of IPAC2018, MOPML017 (2018)
The KONUS IH-DTL proposal for the GSI UNILAC poststripper linac replacement
H. Hähnel, U. Ratzinger, R. Tiede, The KONUS IH-DTL proposal for the GSI UNILAC poststripper linac replacement, J. Phys.: Conf. Ser., 874 012047 (2017)
The KONUS IH-DTL Proposal for the GSI UNILAC Poststripper Linac Replacement
H. Hähnel, U. Ratzinger, R. Tiede, The KONUS IH-DTL Proposal for the GSI UNILAC Poststripper Linac Replacement, Proceedings of IPAC2017, TUPVA067 (2017)
Construction of the MYRRHA Injector
D. Mäder, H. Hähnel, H. Höltermann, D. Koser, K. Kümpel, U. Ratzinger, W. Schweizer, M. Busch, H. Podlech, C. Angulo, J. Belmans, L. Medeiros-Romao, D. Vandeplassche, Construction of the MYRRHA Injector, Proceedings of IPAC2017, TUPVA062 (2017)
Beam Dynamics Design Parameters for KONUS Lattices
R. Tiede, H. Hähnel, U. Ratzinger, Beam Dynamics Design Parameters for KONUS Lattices, Proceedings of IPAC2017, MOPIK068 (2017)
Development of an IH-type linac for the acceleration of high current heavy ion beams
H. Hähnel, U. Ratzinger, R. Tiede, Development of an IH-type linac for the acceleration of high current heavy ion beams, GSI Scientific Report, ACCELERATOROPERATIONS-UNILAC-11 (2017)
Efficient Heavy Ion Acceleration with IH-Type Cavities for High Current Machines in the Energy Range up to 11.4 MeV/u
H. Hähnel, U. Ratzinger, R. Tiede, Efficient Heavy Ion Acceleration with IH-Type Cavities for High Current Machines in the Energy Range up to 11.4 MeV/u, Proceedings of LINAC2016, TUPLR070 (2016)
Upgrade of the Universal Linear Accelerator UNILAC for FAIR
L. Groening, S. Mickat, A. Adonin, M. Baschke, X. Du, Ch. E. Düllmann, H. Hähnel, R. Hollinger, E. Jäger, M. Maier, H. Podlech, U. Ratzinger, A. Rubin, P. Scharrer, B. Schlitt, G. Schreiber, A. Seibel, R. Tiede, H. Vormann, C. Xiao, A. Yakushev, C. Zhang, Upgrade of the Universal Linear Accelerator UNILAC for FAIR, Proceedings of IPAC2016, MOPOY017 (2016)
Status of the IH-DTL poststripper linac proposal
H. Hähnel, U. Ratzinger, R. Tiede, Status of the IH-DTL poststripper linac proposal, GSI Scientific Report, ACCELERATOROPERATIONS-UNILAC-8 (2016)
The Frankfurt neutron source FRANZ
Suha Alzubaidi, Ulrich Bartz, Markus Basten, Alexander Bechtold, Long Phi Chau, Christine Claessens,Hannes Dinter, Martin Droba, Christopher Fix, Hendrik Hähnel, Manuel Heilmann, Ole Hinrichs, Simon Huneck,Batu Klump, Marcel Lotz, Dominik M¨ader, Oliver Meusel, Daniel Noll, Tobias Nowottnick, Marcus Obermayer,Onur Payir, Nils Petry, Holger Podlech, Ulrich Ratzingera, Alwin Schempp, Stefan Schmidt, Philipp Schneider,Anja Seibel, Malte Schwarz, Waldemar Schweizer, Klaus Volk, Christopher Wagner, and Christoph Wiesner, The Frankfurt neutron source FRANZ, Eur. Phys. J. Plus, 131: 124 (2016)
Development status of the MYRRHA injector
Holger Höltermann, Benjamin Koubek, Daniel Koser, Klaus Kümpel, Patrick Müller, Ulrich Ratzinger,Malte Schwarz, Waldemar Schweizer, Joerg Orboeck, Marco Busch, Hendrik Hähnel, Holger Podlech,Carmen Angulo, Jorik Belmans, Wouter De Cock, Phillipe Della Faille, Francois Davin, Frederic Doucet,Angelique Gatera, Franck Pompon, and Dirk Vandeplassche, Development status of the MYRRHA injector, AIP Conference Proceedings, 2160, 050003 (2016)
Upgrade of the UNILAC for FAIR
L. Groening, S. Mickat, R. Brodhage, A. Adonin, X. Du, R. Hollinger, O.K. Kester, A. Orzhekhovskaya, B. Schlitt, G. Schreiber, H. Vormann, C. Xiao, H. Hähnel, U. Ratzinger, A. Seibel, R. Tiede, Upgrade of the UNILAC for FAIR, Proceedings of IPAC2015, TUXB2 (2015)
Upgrade of the UNILAC for FAIR
L. Groening, S. Mickat, A. Adonin, W. Barth, X. Du, Ch.E. Düllmann, H. Hähnel, R. Hollinger, E. Jäger, M.S. Kaiser, U. Ratzinger, A. Rubin, P. Scharrer, B. Schlitt, G. Schreiber, A. Seibel, R. Tiede, H. Vormann, C. Xiao, C. Zhang, Upgrade of the UNILAC for FAIR, Proceedings of HIAT2015, TUA1I02 (2015)
Status of the IH-DTL poststripper linac proposal
H. Hähnel, U. Ratzinger, R. Tiede, Status of the IH-DTL poststripper linac proposal, GSI Scientific Report, UNILAC-10 (2015)
Proposal of a Conventional Matching Section as an Alternative to the Existing HSI MEBT Superlens at GSI UNILAC
H. Hähnel, U. Ratzinger, R. Tiede, Proposal of a Conventional Matching Section as an Alternative to the Existing HSI MEBT Superlens at GSI UNILAC, Proceedings of LINAC2014, MOPP062 (2014)
Status of the GSI Poststripper - HE-Linac
S. Mickat, W. Barth, G. Clemente, X. Du, L. Groening, A. Orzhekhovskaya, B. Schlitt, H. Vormann, C. Xiao, S. Yaramyshev, M. Droba, H. Hähnel, U. Ratzinger, R. Tiede, Status of the GSI Poststripper - HE-Linac, Proceedings of LINAC2014, MOPP060 (2014)
Upgrade of the UNILAC for FAIR
L. Groening, A. Adonin, X. Du, R. Hollinger, S. Mickat, A. Orzhekhovskaya, B. Schlitt, G. Schreiber, H. Vormann, C. Xiao. H. Hähnel, R. Tiede, U. Ratzinger, Upgrade of the UNILAC for FAIR, Proceedings of HB2014, WEO1AB01 (2014)
Development of a KONUS based High Energy Linac for the UNILAC
H. Hähnel, U. Ratzinger, R. Tiede, S. Mickat, Development of a KONUS based High Energy Linac for the UNILAC, GSI Scientific Report, FG-UNILAC-13 (2014)
Development of a MEBT Design to replace current UNILAC Superlens
H. Hähnel, U. Ratzinger, R. Tiede, S. Mickat, Development of a MEBT Design to replace current UNILAC Superlens, GSI Scientific Report, FG-UNILAC-07 (2014)
Talks
A 3D printed IH-type linac structure - Proof-of-concept for additive manufacturing of linac rf cavities
Contributed Talk at 15th International Conference on Heavy Ion Accelerator Technology - HIAT2022, Darmstadt, Germany
Additive Manufacturing of Particle Accelerators
Talk at MAMI Seminar, Johannes Gutenberg University Mainz, Germany
Teilchenbeschleuniger aus dem 3D Drucker
Talk at Night of Science, Goethe Universität Frankfurt, Germany
The FAIR proton linac - Beam Dynamics and Cavity Development
Talk at GSI Accelerator Seminar, GSI Helmholtzzentrum für Schwerionenforschung, Darmstadt, Germany
pLinac CH-Sektion: Status und Beiträge des IAP
Talk at Pbar/pLinac Kickoff Meeting, GSI Helmholtzzentrum für Schwerionenforschung, Darmstadt, Germany
Error Studies and Fieldmap Calculations of the IH-DTL Poststripper Proposal
Talk at HICforFAIR Workshop - Current Topics in Accelerator-, Astro- and Plasmaphysics, Riezlern, Austria
LEBT Beam Dynamics Calculations at the Frankfurt Neutron Source
Talk at Mini Workshop: Ion Sources and Low Energy Beam Transport into RF Linacs, Goethe Universität Frankfurt, Germany
Make Accelerators Great Again!
Talk at Night of Science, Goethe Universität Frankfurt, Germany
Modern RF Structures for Ion Acceleration … and Beam Dynamics
Talk at Arbeitstreffen Kernphysik, Schleching, Germany
Upgrade of the GSI-Unilac as a FAIR High Current Injector
Hauptvortrag HK 62.4 at DPG Frühjahrstagung, Darmstadt, Germany