Dieter Lens

Dieter Lens

Dr.-Ing. Dieter Lens

Dissertation: Modeling and Control of Longitudinal Single-Bunch Oscillations in Heavy-Ion Synchrotrons, heute: GSI Helmholtzzentrum für Schwerionenforschung GmbH, Wixhausen , Tätigkeit: wissenschaftlicher Mitarbeiter

+49 6151 16-2413
+49 6151 16-2507

Holzhofallee 38 (Besucheranschrift/ Visiting address)
64295 Darmstadt

Raum: S4|20 301

Arbeitsgebiet(e)

  • Regelung eines Synchrotrons

Publikationen

Gruppiere nach: Datum | Typ des Eintrags | Keine Gruppierung
Springe zu: 2017 | 2016 | 2015 | 2014 | 2013 | 2012 | 2011 | 2010 | 2009
Anzahl der Einträge: 49.

2017

Andreev, Aleksandr ; Lens, Dieter ; Klingbeil, Harald :
Phase calibration of synchrotron RF signals.
In: GSI Scientific Report 2016
[Report], (2017)

Lens, Dieter ; Hardieck, Martin ; Groß, Kerstin ; Kumm, Martin ; Zipf, Peter :
Signal processing development for the SIS100 bunch-by-bunch longitudinal feedback.
In: GSI Scientific Report 2016
[Report], (2017)

Mihailescu-Stoica, Dinu ; Adamy, Jürgen ; Domont-Yankulova, Dilyana ; Klingbeil, Harald ; Lens, Dieter :
Behavior of the planned RF feedback loops under beam loading during a reference SIS100 cycle.
In: GSI Scientific Report 2016
[Report], (2017)

Reichardt, Benjamin ; Adamy, Jürgen ; Domont-Yankulova, Dilyana ; Groß, Kerstin ; Klingbeil, Harald ; Lens, Dieter :
Feasibility of RF feedback control loops in heavy-ion synchrotrons by means of derivative estimation.
In: GSI Scientific Report 2016
[Report], (2017)

Groß, Kerstin ; Domont-Yankulova, Dilyana ; Frey, Michael ; Harzheim, Jens ; Klingbeil, Harald ; Lens, Dieter :
Status of LLRF for Barrier Bucket Operation at ESR.
In: Workshop on Advances in Electromagnetic Research, 2.09-8.09, Hirschegg, Austria.
[Konferenz- oder Workshop-Beitrag], (2017)

Andreev, Aleksandr ; Lens, Dieter ; Klingbeil, Harald :
Automated Phase Calibration of Reference Signals for Synchrotron RF Systems.
In: Workshop on Advances in Electromagnetic Research, 2.09-8.09, Hirschegg, Austria.
[Konferenz- oder Workshop-Beitrag], (2017)

Reichardt, Benjamin ; Lens, Dieter ; Klingbeil, Harald ; Domont-Yankulova, Dilyana :
Longitudinal Beam Stabilization at FAIR by Means of a Derivative Estimation.
In: Proc. of the 7th International Particle Accelerator Conference (IPAC'17)
[Konferenz- oder Workshop-Beitrag], (2017)

Andreev, Aleksandr ; Klingbeil, Harald ; Lens, Dieter :
Phase Calibration of Synchrotron RF Signals.
In: Proc. of the 7th International Particle Accelerator Conference (IPAC'17)
[Konferenz- oder Workshop-Beitrag], (2017)

Klingbeil, Harald ; Balß, Robert ; Frey, Michael ; Hülsmann, Peter ; Klaus, Alexander ; König, Hans Günter ; Laier, Ulrich ; Lens, Dieter ; Ningel, Klaus-Peter :
Status of the SIS100 RF Systems.
In: Proc. of the 7th International Particle Accelerator Conference (IPAC'17)
[Konferenz- oder Workshop-Beitrag], (2017)

Mihailescu-Stoica, Dinu ; Domont-Yankulova, Dilyana ; Lens, Dieter ; Klingbeil, Harald :
On the Impact of Empty Buckets on the Ferrite Cavity Control Loop Dynamics in high Intensity Hadron Synchrotrons.
In: Proc. of the 7th International Particle Accelerator Conference (IPAC'17)
[Konferenz- oder Workshop-Beitrag], (2017)

2016

Reichardt, Benjamin ; Mihailescu-Stoica, Dinu ; Adamy, Jürgen ; Domont-Yankulova, Dilyana ; Klingbeil, Harald ; Lens, Dieter :
Design and tuning of digital filters for RF feedback loops in heavy-ion synchrotrons.
In: GSI SCIENTIFIC REPORT 2015
[Report], (2016)

Andreev, Aleksandr ; Lens, Dieter ; Klingbeil, Harald :
Phase calibration strategies for synchrotron RF signals.
In: GSI SCIENTIFIC REPORT 2015
[Report], (2016)

Andreev, Aleksandr ; Klingbeil, Harald ; Lens, Dieter :
Phase calibration strategies for synchrotron RF signals.
In: DPG - Frühjahrstagung, 14-18.03.2016, Darmstadt.
[Konferenz- oder Workshop-Beitrag], (2016)

2015

Groß, Kerstin ; Hartel, Uta ; Klingbeil, Harald ; Laier, Ulrich ; Lens, Dieter ; Ningel, Klaus-Peter ; Schäfer, Stefan ; Zipfel, Bernhard :
Verification of the longitudinal feedback topology in SIS18.
In: GSI SCIENTIFIC REPORT 2014
[Report], (2015)

Lens, Dieter ; Hartel, Uta ; Klingbeil, Harald ; Zipfel, Bernhard ; Groß, Kerstin ; Adamy, Jürgen ; Reichardt, Benjamin ; Kumm, M. ; Möller, Konrad ; Zipf, P. :
Progress in damping of longitudinal beam oscillations during acceleration.
In: GSI SCIENTIFIC REPORT 2014
[Report], (2015)

Groß, Kerstin ; Hartel, Uta ; Klingbeil, Harald ; Laier, Ulrich ; Lens, Dieter ; Ningel, Klaus-Peter ; Schäfer, Stefan ; Zipfel, Bernhard :
Bunch-by-Bunch Longitudinal RF Feedback for Beam Stabilization at FAIR.
[Online-Edition: https://jacowfs.jlab.org/conf/y15/ipac15/prepress/MOPHA021.P...]
In: International Particle Accelerator Conference (IPAC2015), Richmond, Virginia, USA. In: MOPHA021 . Richmond, Virginia, USA
[Konferenz- oder Workshop-Beitrag], (2015)

Frey, Michael ; Balß, Robert ; Christoph, Calina ; Disser, Oliver ; Fleischmann, Gerhard ; Groß, Kerstin ; Hartel, Uta ; Hülsmann, Peter ; Jatta, Sandro ; Klaus, Alexander ; Klingbeil, Harald ; König, Hans Günter ; Laier, Ulrich ; Lens, Dieter ; Mondry, Darius ; Ningel, Klaus-Peter ; Richter, Helmut ; Schäfer, Stefan ; Thielmann, Christof ; Winnefeld, Thomas ; Zipfel, Bernhard :
Status of the Ring RF Systems for FAIR.
[Online-Edition: https://jacowfs.jlab.org/conf/y15/ipac15/prepress/WEPMA018.P...]
In: International Particle Accelerator Conference (IPAC2015), Richmond, Virginia, USA. In: WEPMA018 . Richmond, Virginia, USA
[Konferenz- oder Workshop-Beitrag], (2015)

2014

Grieser, Jochen ; Adamy, Jürgen ; Ferrand, Thibault ; Groß, Kerstin ; Hartel, Uta ; Klingbeil, Harald ; Laier, Ulrich ; Lens, Dieter ; Ningel, Klaus-Peter ; Schäfer, Stefan ; Zipfel, Bernhard :
A digital beam-phase control system for a heavy-ion synchrotron with a dual-harmonic cavity system.
In: IEEE Transaction on Nuclear Science pp. 3584-3591.
[Artikel], (2014)

Grieser, J. ; Adamy, Jürgen ; Ferrand, Thibault ; Groß, K. ; Hartel, Uta ; Klingbeil, Harald ; Laier, Ulrich ; Lens, Dieter ; Ningel, K.-P. ; Schäfer, S. ; Zipfel, B. :
A Digital Beam-Phase Control System for a Heavy-Ion Synchrotron With a Dual-Harmonic Cavity System.
In: IEEE Transactions on Nuclear Science, 61 (6) pp. 3584-3591.
[Artikel], (2014)

Grieser, Jochen ; Hartel, Uta ; Klingbeil, Harald ; Laier, Ulrich ; Lens, Dieter ; Ningel, Klaus-Peter ; Schäfer, Stefan ; Zipfel, Bernhard :
Beam Phase Feedback for Dual-Harmonic Operation of RF Cavity Systems.
In: GSI SCIENTIFIC REPORT 2013
[Report], (2014)

Faulwasser, Timm ; Lens, Dieter ; Kellett, Christopher M. :
Predictive control for longitudinal beam dynamics in heavy ion synchrotrons.
IEEE Conference on Control Applications (CCA) Antibes, France
[Konferenz- oder Workshop-Beitrag], (2014)

Klingbeil, Harald ; Laier, Ulrich ; Lens, Dieter:
Theoretical Foundations of Synchrotron and Storage Ring RF Systems (Particle Acceleration and Detection).
Springer ISBN 978-3319071879
[Buch], (2014)

Lens, Dieter ; Faulwasser, Timm ; Kelett, Christopher M. :
Ansätze zur modellprädiktiven Regelung der longitudinalen Strahldynamik in Synchrotrons.
GMA Fachausschuss 1.40 Salzburg, Austria
[Konferenz- oder Workshop-Beitrag], (2014)

Zipfel, Bernhard ; Laier, Ulrich ; Ningel, Klaus-Peter ; Schäfer, Stefan ; Thielmann, Christof ; Hartel, Uta ; Lens, Dieter ; Klingbeil, Harald :
Generation of RF frequency and phase references on the FAIR site.
International Particle Accelerator Conference (IPAC2014) Dresden, Germany
[Konferenz- oder Workshop-Beitrag], (2014)

Faulwasser, Timm ; Lens, Dieter ; Kellett, Christopher M. :
Offset-free output feedback predictive control for longitudinal beam dynamics in heavy ion synchrotrons.
Australian Control Conference (AuCC) Canberra, Australia
[Konferenz- oder Workshop-Beitrag], (2014)

Möller, Konrad ; Kumm, Martin ; Zipf, Peter ; Groß, Kerstin ; Lens, Dieter ; Klingbeil, Harald :
FPGA based tunable digital filtering for closed loop RF control in synchrotrons.
In: GSI Scientific Report 2013 .
[Report], (2014)

Groß, Kerstin ; Klingbeil, Harald ; Lens, Dieter :
Impact of simplified stationary cavity beam loading on the longitudinal feedback system for SIS100.
International Particle Accelerator Conference (IPAC2014) Dresden, Germany
[Konferenz- oder Workshop-Beitrag], (2014)

2013

Lens, Dieter :
Ein Finite-Differenzen Ansatz zur Reglersynthese.
In: GMA Fachausschuss 1.40 "Theoretische Verfahren der Regelungstechnik", 16.-18. Sep. 2013, Salzburg, Österreich.
[Konferenz- oder Workshop-Beitrag], (2013)

Grieser, Jochen ; Bug, Daniel ; Lens, Dieter ; Klingbeil, Harald ; Adamy, Jürgen :
Comparison of Filter Designs for a Digital Beam-Phase Feedback System in a Heavy-Ion Synchrotron.
In: IEEE Mediterranean Conference on Control and Automation, 25.-28. June 2013, Platanias-Chania, Greece. Proceedings of the IEEE Mediterranean Conference on Control and Automation
[Konferenz- oder Workshop-Beitrag], (2013)

Hartel, Uta ; Klingbeil, Harald ; Laier, Ulrich ; Ningel, Klaus-Peter ; Schäfer, Stefan ; Zipfel, Bernhard ; Grieser, Jochen ; Lens, Dieter :
Precise verification of phase and amplitude calibration by means of a debunching experiment in SIS18.
In: 4th International Particle Accelerator Conference, 12.-17. May 2013, Shanghai, China. Proceedings of the 4th International Particle Accelerator Conference
[Konferenz- oder Workshop-Beitrag], (2013)

Groß, Kerstin ; Lens, Dieter :
Modeling longitudinal bunched beam dynamics in hadron synchrotrons using scaled Fourier-Hermite expansions.
[Online-Edition: http://accelconf.web.cern.ch/AccelConf/IPAC2013/papers/wepea...]
In: 4th International Particle Accelerator Conference, 12.-17. May 2013, Shanghai, China. Proceedings of the 4th International Particle Accelerator Conference
[Konferenz- oder Workshop-Beitrag], (2013)

Grieser, Jochen ; Lens, Dieter ; Hartel, Uta ; Klingbeil, Harald ; Laier, Ulrich ; Ningel, Klaus-Peter ; Schäfer, Stefan ; Zipfel, Bernhard :
A digital beam-phase control system for a heavy-ion synchrotron with a double-harmonic cavity system.
In: 4th International Particle Accelerator Conference, 12.-17. May 2013, Shanghai, China. Proceedings of the 4th International Particle Accelerator Conference
[Konferenz- oder Workshop-Beitrag], (2013)

Lens, Dieter ; Klingbeil, Harald :
Stability of longitudinal bunch length feedback for heavy-ion synchrotrons.
In: Phys. Rev. ST Accel. Beams, 16 (3) 032801.
[Artikel], (2013)

Hartel, Uta ; Grieser, Jochen ; Lens, Dieter ; Klaus, Alexander ; Klingbeil, Harald ; Laier, Ulrich ; Ningel, Klaus-Peter ; Schäfer, Stefan ; Zipfel, Bernhard :
Verification of the RF system calibration by means of a debunching experiment in SIS18.
In: GSI Scientific Report 2012 .
[Report], (2013)

Groß, K. ; Lens, Dieter :
Modeling Longitudinal Bunched Beam Dynamics in Hadron Synchrotrons Using Scaled Fourier-Hermite Expansions.
In: Proceedings of the 4th International Particle Accelerator Conference.
[Konferenz- oder Workshop-Beitrag], (2013)

Grieser, J. ; Lens, Dieter ; Klingbeil, Harald ; Laier, Ulrich ; Ningel, K.-P. ; Schäfer, S. ; Zipfel, B. ; Hartel, Uta :
A Digital Beam-Phase Control System for a Heavy-Ion Synchrotron with a Double-Harmonic Cavity System.
In: Proceedings of the 4th International Particle Accelerator Conference.
[Konferenz- oder Workshop-Beitrag], (2013)

2012

Grieser, Jochen ; Lens, Dieter ; Klingbeil, Harald ; Adamy, Jürgen :
A Method to Obtain the Frequency of the Longitudinal Dipole Oscillation for Modeling and Control in Synchrotrons with Single or Double Harmonic RF Systems.
In: International Particle Accelerator Conference 2012, 21.05.2012-25.05.2012, New Orleans, Louisiana, USA. Proceedings of the International Particle Accelerator Conference 2012
[Konferenz- oder Workshop-Beitrag], (2012)

Lens, Dieter :
Modeling and Control of Longitudinal Single-Bunch Oscillations in Heavy-Ion Synchrotrons.
VDI Verlag , Düsseldorf
[Dissertation], (2012)

Lens, Dieter:
Modeling and Control of Longitudinal Single-Bunch Oscillations in Heavy-Ion Synchrotrons.
[Online-Edition: urn:nbn:de:tuda-tuprints-29886]
TU Darmstadt, Darmstadt
[Buch], (2012)

Lens, Dieter ; Adamy, Jürgen ; Groß, Kerstin ; Klingbeil, Harald :
Control theory for RF feedback and longitudinal beam stability.
In: GSI Scientific Report 2011 .
[Report], (2012)

2011

Groß, Kerstin ; Lens, Dieter ; Klingbeil, Harald :
Modeling Longitudinal Beam Dynamics by Combining Fourier Coefficients and Moments.
[Online-Edition: https://indico.desy.de/getFile.py/access?contribId=158&sessi...]
In: Low-Level Radio Frequency Workshop, 17-20 Oktober 2011, DESY, Hamburg.
[Konferenz- oder Workshop-Beitrag], (2011)

Lens, Dieter ; Klingbeil, Harald :
RF Feedback Performance for Bunch Length Oscillations in Synchrotrons.
In: Workshop on Advances in Electromagnetic Research, 20.-26. August 2011, Riezlern, Österreich.
[Konferenz- oder Workshop-Beitrag], (2011)

Lens, Dieter ; Grieser, Jochen ; Klingbeil, Harald :
Longitudinal Closed-Loop Beam Control in Heavy Ion Synchrotrons: Simulation Methods and Results.
In: International Conference on Simulation Technology, 14.-17. Juni 2011, Stuttgart.
[Konferenz- oder Workshop-Beitrag], (2011)

2010

Klingbeil, Harald ; Lens, Dieter ; Mehler, Monika ; Zipfel, Bernhard :
Modeling Longitudinal Oscillations of Bunched Beams in Synchrotrons.
In: ArXiv:1011.3957v1 [physics.acc-ph]
[Artikel], (2010)

Lens, Dieter ; Klingbeil, Harald ; Gußner, Thomas ; Popescu, Andreea ; Groß, Kerstin :
Damping of longitudinal modes in heavy-ion synchrotrons by RF-feedback.
In: 2010 IEEE Multi-Conference on Systems and Control, 8.-10. September 2010, Yokohama, Japan.
[Konferenz- oder Workshop-Beitrag], (2010)

Lens, Dieter ; Adamy, Jürgen ; Klingbeil, Harald :
Modellierung und Regelung von HF-Systemen in Schwerionensynchrotrons.
In: 44. Regelungstechnisches Kolloquium, 2010, Boppard.
[Konferenz- oder Workshop-Beitrag], (2010)

2009

Lens, Dieter ; Hülsmann, P. ; Klingbeil, Harald :
Beam Loading Effects on the RF Control Loops of a Double-Harmonic Cavity System for FAIR.
In: Proceedings of the 2009 Particle Accelerator Conference. Vancouver, Canada
[Konferenz- oder Workshop-Beitrag], (2009)

Lens, Dieter ; Klingbeil, Harald ; Adamy, Jürgen :
Analysis of Several RF Control Loops using Control Theory Methods.
In: GSI Scientific Report 2008 .
[Report], (2009)

Lens, Dieter ; Hülsmann, Peter ; Klingbeil, Harald :
Beam Loading Effects on the RF Control Loops of a Double-Harmonic Cavity System for FAIR.
In: Proceedings of the 2009 Particle Accelerator Conference.
[Konferenz- oder Workshop-Beitrag], (2009)

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