IBI: Niklas Hackelberg

Niklas Hackelberg, M.Sc.

Fraunhofer-Einrichtung für Individualisierte und Zellbasierte Medizintechnik IMTE
Mönkhofer Weg 239a
23562 Lübeck
- Postanschrift -

Technische Universität Hamburg (TUHH)
Institut für Biomedizinische Bildgebung
Gebäude E, Raum 4.044
Am Schwarzenberg-Campus 3
21073 Hamburg

E-Mail: niklas.hackelberg(at)imte.fraunhofer.de
E-Mail: niklas.hackelberg(at)tuhh.de
ORCID: https://orcid.org/0000-0002-0976-9049

Research Interests

Magnetic Particle Imaging
Image reconstruction in MPI, MRI and CT
Parallel computing in Julia

Curriculum Vitae

Niklas Hackelberg is a PhD student in the group of Tobias Knopp for Biomedical Imaging at the University Medical Center Hamburg-Eppendorf and the Hamburg University of Technology. In addition, he works as a software engineer at the Fraunhofer Research Institution for Individualized and Cell-Based Medical Engineering IMTE in Lübeck. He studied Computer Science at the Technical University of Hamburg from 2014 to 2021, where he earned his Master's degree with a thesis on "Development of a Scalable and Real-Time Capable Data Acquisition System for Magnetic Particle Imaging."

Journal Publications

12
Knopp, T.; Rahmer, J.; Sattel, T. F.; Biederer, S.; Weizenecker, J.; Gleich, B.; Borgert, J.; Buzug, T. M.
Weighted iterative reconstruction for magnetic particle imaging
2010 Article Physics in Medicine and Biology
Journal Physics in Medicine and Biology, 55 (8): 1577—1589
DOI:
10.1088/0031-9155/55/6/003
11
Knopp, T.; Erbe, M.; Biederer, S.; Sattel, T. F.; Buzug, T. M.
Efficient Generation of a Magnetic Field-Free Line
2010 Article Medical Physics
Journal Medical Physics, 37 (7): 3538—3540
DOI:
10.1118/1.3447726
10
Knopp, T.; Erbe, M.; Sattel, T. F.; Biederer, S.; Buzug, T. M.
Generation of a static magnetic field-free line using two Maxwell coil pairs
2010 Article Applied Physics Letters
Journal Applied Physics Letters, 97 : 092505-1—092505-3
DOI:
10.1063/1.3486118
9
Knopp, T.; Biederer, S.; Sattel, T. F.; Rahmer, J.; Weizenecker, J.; Gleich, B.; Borgert, J.; Buzug, T. M.
2D Model-based reconstruction for magnetic particle imaging
2010 Article Medical Physics
Journal Medical Physics, 37 (2): 485—491
DOI:
10.1118/1.3271258
8
Knopp, T.; Sattel, T. F.; Biederer, S.; Rahmer, J.; Weizenecker, J.; Gleich, B.; Borgert, J.; Buzug, T. M.
Model-based reconstruction for magnetic particle imaging
2010 Article IEEE Transactions on Medical Imagingng
Journal IEEE Transactions on Medical Imagingng, 29 (1): 12—18
DOI:
10.1109/TMI.2009.2021612
7
Knopp, T.; Sattel, T. F.; Biederer, S.; Buzug, T. M.
Field-Free line formation in a magnetic field
2010 Article Journal of Physics A: Mathematical and Theoretical
Journal Journal of Physics A: Mathematical and Theoretical, 43 (1): 9pp
DOI:
10.1088/1751-8113/43/1/012002
6
Biederer, S.; Knopp, T.; Sattel, T. F.; Luedtke-Buzug, K.; Gleich, B.; Weizenecker, J.; Borgert, J.; Buzug, T. M.
Magnetization Response Spectroscopy of Superparamagnetic Nanoparticles for Magnetic Particle Imaging
2009 Article Journal of Physics D: Applied Physics
Journal Journal of Physics D: Applied Physics, 42 (20): 7pp
DOI:
10.1088/0022-3727/42/20/205007
5
Sattel, T. F.; Knopp, T.; Biederer, S.; Gleich, B.; Weizenecker, J.; Borgert, J.; Buzug, T. M.
Single-Sided Device for Magnetic Particle Imaging
2009 Article Journal of Physics D: Applied Physics
Journal Journal of Physics D: Applied Physics, 42 (1): 1—5
DOI:
10.1088/0022-3727/42/2/022001
4
Knopp, T.; Eggers, H.; Dahnke, H.; Prestin, J.; Senegas, J.
Iterative Off-resonance and Signal Decay Correction for Improved Multi-echo Imaging in MRI
2009 Article IEEE Transactions on Medical Imagingng
Journal IEEE Transactions on Medical Imagingng, 28 (3): 394—404
DOI:
10.1109/TMI.2008.2006526
3
Knopp, T.; Biederer, S.; Sattel, T. F.; Weizenecker, J.; Gleich, B.; Borgert, J.; Buzug, T. M.
Trajectory Analysis for Magnetic Particle Imaging
2009 Article Physics in Medicine and Biology
Journal Physics in Medicine and Biology, 54 (2): 385—397
DOI:
10.1088/0031-9155/54/2/014
2
Eggers, H.; Knopp, T.; Potts, D.
Field Inhomogeneity Correction based on Gridding Reconstruction for Magnetic Resonance Imaging
2007 Article IEEE Transactions on Medical Imaging
Journal IEEE Transactions on Medical Imaging, 26 : 374 — 384
DOI:
10.1109/TMI.2006.891502
1
Knopp, T.; Kunis, S.; Potts, D.
A note on the iterative MRI reconstruction from nonuniform k-space data
2007 Article International Journal of Biomedical Imaging
Journal International Journal of Biomedical Imaging, 2007 : Article ID 24727, 9 pages
DOI:
10.1155/2007/24727

Conference Proceedings

87
Them, K.; Salamon, J.; Ittrich, H.; Kaul, M. G.; Knopp, T.
Immobilized Iron Oxide Nanoparticles for Stem Cell Reconstruction in Magnetic Particle Imaging
2016 Contribution to Proceeding In "International Journal of Chemical and Molecular Engineering"
Booktitle , International Journal of Chemical and Molecular EngineeringVolume3
86
Them, K.; Salamon, J.; Kaul, M. G.; Lange, C.; Ittrich, H.; Knopp, T.
Reduzierung von Artefakten für Stammzellmonitoring in Magnetic Particle Imaging
2016 Contribution to Proceeding In "RöFo-Fortschritte auf dem Gebiet der Röntgenstrahlen und der bildgebenden Verfahren"
Booktitle , RöFo-Fortschritte auf dem Gebiet der Röntgenstrahlen und der bildgebenden VerfahrenVolume188, Page WISS317_4
DOI:
110.1055/s-0036-1581284
85
Them, K.; Salamon, J.; Kaul, M. G.; Lange, C.; Ittrich, H.; Knopp, T.
Sensitivity enhancement for stem cell monitoring in Magnetic Particle Imaging
2016 Contribution to Proceeding In "6th International Workshop on Magnetic Particle Imaging (IWMPI 2016)"
Booktitle 6th International Workshop on Magnetic Particle Imaging (IWMPI 2016), Page 85
84
Them, K.; Kaul, M. G.; Jung, C.; Hofmann, M.; Mummert, T.; Werner, F.; Knopp, T.
Enhancing the sensitivity in Magnetic Particle Imaging by Background Subtraction
2016 Contribution to Proceeding In "6th International Workshop on Magnetic Particle Imaging (IWMPI 2016)"
Booktitle 6th International Workshop on Magnetic Particle Imaging (IWMPI 2016), Page 83
83
Ahlborg, M.; Kaethner, C.; Knopp, T.; Szwargulski, P.; Buzug, T. M.
The Influence of Trajectory and System Matrix Overlap on Image Reconstruction Results in Magnetic Particle Imaging
2016 Contribution to Proceeding In "6th International Workshop on Magnetic Particle Imaging (IWMPI 2016)"
Booktitle 6th International Workshop on Magnetic Particle Imaging (IWMPI 2016), Page 175
82
Kaul, M. G.; Jung, C.; Salamon, J.; Mummert, T.; Hofmann, M.; Kemp, S. J.; Ferguson, R. M.; Khandhar, A. P.; Krishnan, K. M.; Ittrich, H.; Adam, G.; Knopp, T.
In vivo measurement und comparison of two Magnetic Particle Imaging tracer: LS-008 and Resovist
2016 Contribution to Proceeding In "6th International Workshop on Magnetic Particle Imaging (IWMPI 2016)"
Booktitle 6th International Workshop on Magnetic Particle Imaging (IWMPI 2016), Page 109
81
Kaul, M. G.; Mummert, T.; Salamon, J.; Hofmann, M.; Ittrich, H.; Adam, G.; Knopp, T.; Jung, C.
In vivo Velocity Determination in the Inferior Vena Cava in Mice by Magnetic Particle Imaging and Magnetic Resonance Imaging
2016 Contribution to Proceeding In "6th International Workshop on Magnetic Particle Imaging (IWMPI 2016)"
Booktitle 6th International Workshop on Magnetic Particle Imaging (IWMPI 2016), Page 158
80
Graeser, M.; von Gladiss, A.; Szwargulski, P.; Ahlborg, M.; Knopp, T.; Buzug, T. M.
Reconstruction of Experimental 2D MPI Data using a Hybrid System Matrix
2016 Contribution to Proceeding In "6th International Workshop on Magnetic Particle Imaging (IWMPI 2016)"
Booktitle 6th International Workshop on Magnetic Particle Imaging (IWMPI 2016), Page 130
79
Hofmann, M.; Dieckhoff, J.; Ittrich, H.; Knopp, T.
Experimental Distinction of Different Viscosities using Multispectral Magnetic Particle Imaging
2016 Contribution to Proceeding In "6th International Workshop on Magnetic Particle Imaging (IWMPI 2016)"
Booktitle 6th International Workshop on Magnetic Particle Imaging (IWMPI 2016), Page 9
78
Hofmann, M.; Salamon, J.; Jung, C.; Kaul, M. G.; Scheidt, A.; Adam, G.; Ittrich, H.; Knopp, T.
Multispectral MPI for real time 3D tracking of endovascular devices
2016 Contribution to Proceeding In "ECR 2016 Book of Abstracts-B-Scientific Sessions and Clinical Trials in Radiology"
Booktitle , ECR 2016 Book of Abstracts-B-Scientific Sessions and Clinical Trials in RadiologyVolume7, Page 265
DOI:
10.1007/s13244-016-0475-8
77
Hofmann, M.; Bizon, K.; Schlaefer, A.; Knopp, T.
Subpixelgenaue Positionsbestimmung in Magnetic-Particle-Imaging
2016 Contribution to Proceeding In "Bildverarbeitung für die Medizin 2016"
Booktitle Bildverarbeitung für die Medizin 2016, Page 20—25
Publisher Springer
76
Knopp, T.
Local compression of the magnetic particle imaging system matrix for efficient image reconstruction
2015 Contribution to Proceeding In "5th International Workshop on Magnetic Particle Imaging (IWMPI 2015)"
Booktitle 5th International Workshop on Magnetic Particle Imaging (IWMPI 2015), Page 1pp
75
Knopp, T.; Kaul, M. G.
MPI focus field experiments using non-overlapping focus-field patches
2015 Contribution to Proceeding In "5th International Workshop on Magnetic Particle Imaging (IWMPI 2015)"
Booktitle 5th International Workshop on Magnetic Particle Imaging (IWMPI 2015), Page 1pp
74
Knopp, T.; Erb, W.
Chebyshev reconstruction of measured 1D magnetic particle imaging data
2015 Contribution to Proceeding In "5th International Workshop on Magnetic Particle Imaging (IWMPI 2015)"
Booktitle 5th International Workshop on Magnetic Particle Imaging (IWMPI 2015), Page 1pp
73
Knopp, T.; Them, K.; Werner, F.; Hofmann, M.
Reusing System Matrices at different Focus Field Positions in Magnetic Particle Imaging
2015 Contribution to Proceeding In "Biomedical Engineering / Biomedizinische Technik"
Booktitle , Biomedical Engineering / Biomedizinische TechnikVolume60
Publisher De Gruyter
DOI:
10.1515/bmt-2015-toc
72
Them, K.; Kaul, M. G.; Jung, C.; Hofmann, M.; Mummert, T.; Werner, F.; Knopp, T.
Sensitivity enhancement in Magnetic Particle Imaging by Background Subtraction
2015 Contribution to Proceeding In "2015 IEEE Nuclear Science Symposium and Medical Imaging Conference (NSS/MIC 2015)"
Booktitle 2015 IEEE Nuclear Science Symposium and Medical Imaging Conference (NSS/MIC 2015), Page 1191-1192
71
Kaul, M. G.; Jung, C.; Salamon, J.; Ittrich, H.; Adam, G.; Knopp, T.
Analyzing dynamic processes from the raw magnetic particle measurement signal
2015 Contribution to Proceeding In "5th International Workshop on Magnetic Particle Imaging (IWMPI 2015)"
Booktitle 5th International Workshop on Magnetic Particle Imaging (IWMPI 2015), Page 1pp
70
Kaul, M. G.; Ittrich, H.; Weber, O. M.; Heinen, U.; Reitmeier, A.; Mummert, T.; Jung, C.; Raabe, N.; Knopp, T.; Adam, G.
Combined in vivo magnetic particle imaging and in vivo magnetic resonance imaging in mouse
2015 Contribution to Proceeding In "5th International Workshop on Magnetic Particle Imaging (IWMPI 2015)"
Booktitle 5th International Workshop on Magnetic Particle Imaging (IWMPI 2015), Page 1pp
69
Hofmann, M.; Storath, M.; Weber, A.; Knopp, T.
Real-valued least-squares reconstruction for magnetic particle imaging in frequency space
2015 Contribution to Proceeding In "Biomedical Engineering / Biomedizinische Technik"
Booktitle , Biomedical Engineering / Biomedizinische TechnikVolume60
Publisher De Gruyter
DOI:
10.1515/bmt-2015-toc
68
Kaethner, C.; Knopp, T.; Ahlborg, M.; Sattel, T. F.; Buzug, T. M.
Efficient Gradient Fields in Magnetic Particle Imaging - From One Dimension to Multiple Dimensions
2014 Contribution to Proceeding In "4th International Workshop on Magnetic Particle Imaging (IWMPI 2014)"
Booktitle 4th International Workshop on Magnetic Particle Imaging (IWMPI 2014)

TU Hamburg

Institute for Biomedical Imaging

Lottestraße 55, 2nd floor

22529 Hamburg