• M. Graeser, K. Bente, and T. M. Buzug (2015). Dynamic single-domain particle model for magnetite particles with combined crystalline and shape anisotropy. Journal of Physics D: Applied Physics. 48. (27), [Abstract] [doi] [www] [BibTex]
  
  
• M. Weber, K. Bente, M. Graeser, T. F. Sattel, and T. M. Buzug (2015). Implementation of a high-precision 2-D receiving coil set for {Magnetic Particle Imaging}. {IEEE} Transactions on Magnetics. 51. (2), 1--4 [Abstract] [doi] [BibTex]
  
  
• N. Panagiotopoulos, R. L. Duschka, M. Ahlborg, G. Bringout, C. Debbeler, M. Graeser, C. Kaethner, K. Lüdtke-\-Buzug, H. Medimagh, J. Stelzner, T. M. Buzug, J. Barkhausen, F. M. Vogt J. Haegele (2015). Magnetic particle imaging: current developments and future directions. International Journal of Nanomedicine. 10. 3097--3114 [Abstract] [doi] [BibTex] [pmid]
  
  
• P. Szwargulski, J. Rahmer, M. Ahlborg, C. Kaethner, T. M. Buzug (2015). Experimental Evaluation of Different Weighting Schemes in Magnetic Particle Imaging Reconstruction. Current Directions in Biomedical Engineering 2015. 1. (1), 206-209 [doi] [www] [BibTex]
  
  
• P. Szwargulski, M. Ahlborg, C. Kaethner, T. M. Buzug (2015). Trajectory Analysis Using Static Patches for Magnetic Particle Imaging. IEEE Transactions on Magnetics. 51. (2), 1-4 [doi] [www] [BibTex]
  
  
• T. Knopp (2015). Launching the new Journal on Magnetic Particle Imaging. International Journal on Magnetic Particle Imaging. 1. (1), 1-4 [www] [BibTex]
  
  
• T. Knopp and A. Weber (2015). Local System Matrix Compression for Efficient Reconstruction in Magnetic Particle Imaging. Advances in Mathematical Physics. 2015. (Article {ID} 472818), 7pp [BibTex]
  
  
• T. Knopp, K. Them, M. Kaul and N. Gdaniec (2015). Joint reconstruction of non-overlapping magnetic particle imaging focus-field data. Phys. Med. Biol.. 60. L15 [doi] [BibTex]
  
  
• A. v. Gladiß, M. Ahlborg, T. Knopp, and T. M. Buzug (2014). Compressed sensing and sparse reconstruction in MPI. IEEE Trans Magnetics. 51. (2), [doi] [BibTex]
  
  
• C. Kaethner, M. Ahlborg, T. Knopp, T. F. Sattel and T. M. Buzug (2014). Efficient Gradient Field Generation Providing a Multi-Dimensional Arbitrary Shifted Field-Free Point for Magnetic Particle Imaging. Journal of Applied Physics. 115. (5), 044910-1-044910-5 [BibTex]
  
  
• H. Wojtczyk, G. Bringout, W. Tenner, M. Graeser, M. Grüttner, T.F. Sattel, K. Gräfe, and T. M. Buzug (2014). Toward the optimization of D-shaped coils for the use in an open {Magnetic Particle Imaging} scanner. {IEEE} Transactions on Magnetics. 50. (7), 1--7 [Abstract] [doi] [BibTex]
  
  
• J. Haegele, R. Duschka, M. Graeser, C. Schaecke, N, . Panagiotopoulos, K. Lüdtke-\-Buzug, T. M. Buzug, J. Barkhausen, and F. M. Vogt (2014). Magnetic particle imaging: kinetics of the intravascular signal in vivo. International Journal of Nanomedicine. 9. 4203--4209 [Abstract] [doi] [BibTex] [pmid]
  
  
• K. Them (2014). Towards experimental tests and applications of Lieb-Robinson bounds. Phys. Rev. A. 89. (022126), [BibTex]
  
  
• M. Hofmann, A. Osterloh, and O. Gühne (2014). Scaling of genuine multiparticle entanglement close to a quantum phase transition. Phys. Rev. B. 89. 134101 [Abstract] [doi] [www] [BibTex]
  
  
• M. Hofmann, T. Moroder, and O. Gühne (2014). Analytical characterization of the genuine multiparticle negativity. Journal of Physics A: Mathematical and Theoretical. 47. (15), 155301 [Abstract] [doi] [www] [BibTex]
  
  
• N. Gdaniec, H. Eggers, P. Boernert, M. Doneva and A. Mertins (2014). Robust Abdominal Water/Fat Imaging with Incomplete Breath-holds. Magnetic Resonance in Medicine. 71. (5), 1733--1742 [BibTex]
  
  
• P. Nalbach, A.J.A. Achner, M. Frey, M. Grosser, C. Bressler, and M. Thorwart (2014). Hydration shell effects in the relaxation dynamics of photoexcited Fe-II complexes in water. The Journal of Chemical Physics. 141. (4), 044304 [doi] [www] [BibTex]
  
  

• M. Graeser, T. Liebing, P. Szwargulski, F. Förger, F. Thieben, P. Ludewig, T. Knopp (2020). Organ specific mouse head coil for improved image quality in magnetic particle imaging. International Journal on Magnetic Particle Imaging. 6. (2), 1-3 [Abstract] [doi] [www]
  
  
• M. Grass, I. M. Baltruschat, A. Saalbach, H. Nickisch, J. von Berg, G. Adam, L. Steinmeister, H. Ittrich, T. Knopp (2019). Effect of Advanced Image Pre-Processing for Multi-Label Chest X-Ray Classification. European Congress of Radiology (ECR 2019)
  
  
• M. Grosser and T. Knopp (2021). Fast Image Reconstruction for Non-Cartesian Acquisitions in the Presence of B0-inhomogeneities. Proc. ISMRM 2021.
  
  
• M. Grosser and T. Knopp (2020). Accelerated Multi-Echo Gradient Echo Imaging using Locally-Low Rank Regularization. Proc. ISMRM 2020.
  
  
• M. Grosser and T. Knopp (2019). Low Rank Approach to Sparse System Matrix Recovery for MPI. 9th International Workshop on Magnetic Particle Imaging (IWMPI 2019). 31-32 [Abstract]
  
  
• M. Grosser, M. Boberg, M. Bahe, and T. Knopp (2020). Enhanced compressed sensing recovery of multi-patch system matrices in MPI. International Journal on Magnetic Particle Imaging. 6. (2), 1-3 [Abstract] [doi] [www]
  
  
• M. Grosser, M. Möddel, and T. Knopp (2024). Exploiting the Fourier Neural Operator for Parameter Identification in MPI. 1-4 [Abstract] [doi]
  
  
• M. Grosser, T. Knopp (2021). Efficient Optimization Of MRI Sampling Patterns Using The Bayesian Fisher Information Matrix. IEEE 18th International Symposium on Biomedical Imaging (ISBI). 234-237
  
  
• M. Hofmann, J. Dieckhoff, H. Ittrich, and T. Knopp (2016). Experimental Distinction of Different Viscosities using Multispectral Magnetic Particle Imaging. 6th International Workshop on Magnetic Particle Imaging (IWMPI 2016) 9
  
  
• M. Hofmann, J. Salamon, C. Jung, M. G. Kaul, A. vom Scheidt, G. Adam, H. Ittrich, and T. Knopp (2016). Multispectral MPI for real time 3D tracking of endovascular devices. 265 [doi] [www]
  
  
• M. Hofmann, K. Bizon, A.Schlaefer, and T. Knopp (2016). Subpixelgenaue Positionsbestimmung in Magnetic-Particle-Imaging. Bildverarbeitung für die Medizin 2016 Springer: 20--25
  
  
• M. Hofmann, M. Storath, A. Weber, and T. Knopp (2015). Real-valued least-squares reconstruction for magnetic particle imaging in frequency space. S1
  
  
• M. Maass, C. Droigk, H. Albers, K. Scheffler, A. Mertins, T. Kluth, and T. Knopp (2024). Magnetic particle imaging with non-oriented immobilized particles. International Journal on Magnetic Particle Imaging. 10. (1 Suppl 1), 1-4 [Abstract] [doi]
  
  
• M. Melchger, M. Graeser, and T. M. Buzug (2015). Receive chain noise matching for {Magnetic Particle Imaging}. Student Conference on Medical Engineering Science,. 4. 171-174
  
  
• M. Möddel, A. Schlömerkemper, T. Knopp, and T. Kluth (2023). Limitations of current MPI models in the context of fluid dynamics. International Journal on Magnetic Particle Imaging. 9. (1), 1-4 [Abstract] [doi] [www]
  
  
• M. Möddel, C. Shasha, P. Szwargulski, E. Teeman, K. M. Krishnan, and T. Knopp (2018). Discriminating Nanoparticle Size Using Multi-spectral MPI. 8th International Workshop on Magnetic Particle Imaging (IWMPI 2018) accepted
  
  
• M. Möddel, F. Griese, T. Kluth, and T. Knopp (2020). Estimating orientation using multi-contrast MPI. International Journal on Magnetic Particle Imaging. 6. (2 Suppl. 1),
  
  
• M. Möddel, L. Jensen, M. Boberg, and T. Knopp (2024). Comparison of Reconstruction Methods for Elongated Multi-Patch Sequences in Magnetic Particle Imaging. 1 [Abstract] [www]
  
  
• M. Möddel, L. Schmiester, W. Erb, T. Hauswald, and T. Knopp (2018). Direct Reconstruction of Lissajous MPI Data using Chebyshev Compressed System Matrices. 8th International Workshop on Magnetic Particle Imaging (IWMPI 2018)
  
  
• M. Schauerte, P. Szwargulski, M. G. Kaul, T. Knopp, and M. Graeser (2019). A Schematic Kidney Phantom for Magnetic Particle Imaging. 9th International Workshop on Magnetic Particle Imaging (IWMPI 2019) 59-60 [Abstract]
  
  
• M. Storath, C. Brandt, M. Hofmann, T. Knopp, A. Weber, and A. Weinmann (2016). Fused Lasso Regularization for Magnetic Particle Imaging. 6th International Workshop on Magnetic Particle Imaging (IWMPI 2016) 132
  
  
• N. Gdaniec, A. J. Wiethoff, P. Börnert, M. Doneva, D. Pinho, I. Pedrosa and A. Mertins (2014). Joint reconstruction of DCE Abdominal Images. 1546
  
  
• N. Gdaniec, A. J. Wiethoff, Q. Yuan, P. Börnert, H. Eggers, D. Pinho, I. Pedrosa and A. Mertins (2014). Towards Robust Breath-held 3D Abdominal DCE Imaging. 329
  
  
• N. Gdaniec, M. Graeser, F. Thieben, P Szwargulski, F. Werner, M. Boberg, F. Griese, M. Möddel, P. Ludewig, D. van de Ven, O. M. Weber, O. Woywode, B. Gleich, and T. Knopp (2019). Determining Perfusion Parameters using Magnetic Particle Imaging: A Phantom Study using a Human-Sized Flow Phantom. 9th International Workshop on Magnetic Particle Imaging (IWMPI 2019) 151-152 [Abstract]
  
  
• N. Gdaniec, M. Hofmann, and T. Knopp (2016). Limitations of Magnetic Particle Imaging Resolving Large Contrasts. 6th International Workshop on Magnetic Particle Imaging (IWMPI 2016) 81
  
  
• N. Gdaniec, P. Szwargulski, M. Möddel, M. Boberg, and T. Knopp (2019). Multi-Patch Magnetic Particle Imaging of a Phantom with Periodic Motion. 9th International Workshop on Magnetic Particle Imaging (IWMPI 2019) 27-28 [Abstract]
  
  
• N. Gessert, T. Sentker, F. Madesta, R. Schmitz, H. Kniep, I. M. Baltruschat, R. Werner, A. Schlaefer (2018). Skin Lesion Diagnosis using Ensembles, Unscaled Multi-Crop Evaluation and Loss Weighting. arXiv preprint arXiv:1808.01694.
  
  
• N. Hackelberg, J. Schumacher, J. Ackers, M. Möddel, F. Foerger, M. Graeser, and T. Knopp (2023). MPIMeasurements.jl: An Extensible Julia Framework for Composable Magnetic Particle Imaging Devices. International Journal on Magnetic Particle Imaging. 9. (1), 1-4 [Abstract] [doi] [www]
  
  
• N. Hackelberg, J. Schumacher, M. Graeser, and T. Knopp (2022). A Flexible High-Performance Signal Generation and Digitization Plattform based on Low-Cost Hardware. International Journal on Magnetic Particle Imaging. 8. (1), 1-4 [Abstract] [doi] [www]
  
  
• O. Kosch, M. Graeser, J. Wells, P. Radon, H. Paysen, T. Knopp, and F. Wiekhorst (2019). Towards resolution phantoms for multi-centric comparison of instrumentations. 9th International Workshop on Magnetic Particle Imaging. 133-134
  
  
• P. Ludewig, N. Gdaniec, J. Sedlacik, S. Behr, S. J. Kemp, R. M. Ferguson, A. P. Khandhar, K. M. Krishnan, J. Fiehler, C. Gerloff, T. Knopp and T. Magnus (2016). Magnetic particle imaging in a mouse model of acute ischemic stroke. 6th International Workshop on Magnetic Particle Imaging (IWMPI 2016) 51
  
  
• P. Szwargulski and T. Knopp (2017). Influence of the Receive Channel Number on the Spatial Resolution in Magnetic Particle Imaging. 7th International Workshop on Magnetic Particle Imaging (IWMPI 2017) 91 [Abstract]
  
  
• P. Szwargulski, C. Kaethner, M. Ahlborg, T. M. Buzug (2015). A Radial Lissajous Trajectory for Magnetic Particle Imaging. [doi] [www]
  
  
• P. Szwargulski, J. Rahmer, M. Ahlborg, C. Kaethner, T. M. Buzug (2015). Experimental Evaluation of Different Weighting Schemes in Magnetic Particle Imaging Reconstruction. [doi] [www]
  
  
• P. Szwargulski, M. Ahlborg, C. Kaethner, T. M. Buzug (2014). Trajectory Analysis using Patches for Magnetic Particle Imaging. 108-109 [www]
  
  
• P. Szwargulski, M. Exner, P. Ludewig, T. Knopp, and M. Graeser (2019). From a static to a dynamic 3D anatomical phantom of a rat. Additive Manufacturing Meets Medicine. 1. (S1),
  
  
• P. Szwargulski, M. Graeser, F. Thieben, N. Gdaniec, F. Werner, M. Boberg, F. Griese, M. Möddel, and T. Knopp (2019). Interpretation of Cartesian Data based on a Simulated Human-Sized MPI Brain Imager. 9th International Workshop on Magnetic Particle Imaging (IWMPI 2019) 37-38 [Abstract]
  
  
• P. Szwargulski, M. Hofmann, N. Gdaniec and T. Knopp (2016). Fast Implicit Reconstruction of Focus Field Data in MPI. 6th International Workshop on Magnetic Particle Imaging (IWMPI 2016) 176
  
  
• P. Szwargulski, M. Hofmann, N. Gdaniec, T. Knopp (2016). The Influence of Field Distortions on Multi-Patch Image Reconstruction in Magnetic Particle Imaging.
  
  
• P. Szwargulski, N. Gdaniec, M. Graeser, M. Möddel, F. Griese, T. Knopp (2018). Erweiterung des Bildgebungsbereiches bei der Magnetpartikelbildgebung durch externe axiale Verschiebungen. BVM Workshop 2018 202 [Abstract]
  
  
• P. Szwargulski, N. Gdaniec, M. Graeser, M. Möddel, F. Griese, T. Knopp (2018). Enlarging the field of view in magnetic particle imaging using a moving table approach. 10578 - 10578 - 7 [Abstract] [doi] [www]
  
  
• P. Szwargulski, N. Gdaniec, M. Möddel , M. Graeser, T. Knopp (2018). Reconstruction of an object moved continuously through the Field of View in MPI. 8th International Workshop on Magnetic Particle Imaging (IWMPI 2018) 137-138
  
  
• P. Szwargulski, N. Gdaniec, T. Knopp (2018). Schnelle adaptive Aufnahme von Magnetic-Particle-Imaging Daten durch Nutzung mehrerer Gradientenstärken. BVM Workshop 2018 373 [Abstract]
  
  
• P. Szwargulski, P. Ludewig, M. Graeser, M. Möddel, N. Gdaniec, K. M. Krishnan, H. Ittrich, G. Adam, T. Magnus, T. Knopp (2019). Dynamic Multi-Contrast Imaging of Two Different Tracer Materials in a Healthy Mouse. 9th International Workshop on Magnetic Particle Imaging (IWMPI 2019) 97-98 [Abstract]
  
  
• P. Szwargulski, P. Ludewig, M. Graeser, M. Möddel, N. Gdaniec, K.M. Krishnan, H. Ittrich, G. Adam, T. Magnus, T. Knopp (2018). Dynamic Multi-Colored Magnetic Particle Imaging of a Healthy Mouse using multiple Tracers. World Molecular Imaging Congress (WMIC) 2018 [Abstract]
  
  
• P. Szwargulski, P. Vogel, M.A. Rückert, M. Straub, M. Graeser, T. Knopp, V. Schulz, V.C. Behr (2018). Towards Standardized MPI Measurements. 8th International Workshop on Magnetic Particle Imaging (IWMPI 2018) 107-108
  
  
• P. Szwargulski, T. Knopp (2020). Determination of 3D system matrices using a mirroring approach based on mixing theory. International Journal on Magnetic Particle Imaging. 6. (2), 1-3 [Abstract] [doi] [www]
  
  
• P. Szwargulski, T. Knopp, M. Boberg, J. Salamon, V. Scheitenberger, T. Göttsche, R. Linemann, F. Wegner, T. Friedrich, J. Barkhausen, T. M. Buzug, and M. Ahlborg (2022). First Complex Trials Using a Dedicated Balloon Catheter for Magnetic Particle Imaging. International Journal on Magnetic Particle Imaging. 8. (1), 1-4 [Abstract] [doi] [www]
  
  
• R. Werner, D. Weller and J. Salamon and M. Möddel, and T. Knopp (2019). Toward employing the full potential of magnetic particle imaging: exploring visualization techniques and clinical use cases for real-time 3D vascular imaging. In Barjor Gimi and Andrzej Krol (Eds.) Medical Imaging 2019: Biomedical Applications in Molecular, Structural, and Functional Imaging SPIE: 426 -- 431 [Abstract] [doi] [www]
  
  
• R. Werner, D. Weller, J. Salamon, M. Möddel, T. Knopp (2019). Toward employing the full potential of magnetic particle imaging: exploring visualization techniques and clinical use cases for real-time 3D vascular imaging. 109531V
  
  
• S. Latus, F. Griese, M. Gräser, M. Möddel, M. Schlüter, C. Otte, N. Gessert, T. Saathoff, T. Knopp, and A. Schlaefer (2018). Towards bimodal intravascular OCT MPI volumetric imaging. Proceedings of SPIE Medical Imaging (2018)
  
  
• S. Lyer, T. Knopp, F. Werner, L. Trahms, F. Wiekhorst, T. Struffert, T. Engelhorn, A. Dörfler, T. Bäuerle, M. Uder and C. Alexiou (2016). MPI-Detection of Multicore Iron Oxide Nanoparticles dedicated for Magnetic Drug Targeting. 6th International Workshop on Magnetic Particle Imaging (IWMPI 2016) 44
  
  
• S. Matten, M. Ahlborg, N. Blum, J. Schumacher, T. M. Buzug, M. Stille, and M. Graeser (2024). Deep Learning Inpainting Approach for FFL-MPI sinograms. 13th International Workshop on Magnetic Particle Imaging (IWMPI 2024). 10. (1 Suppl 1), 1 [Abstract] [www]
  
  
• T. Kluth, H. Albers, M. Maass, C. Droigk, M. Boberg, F. Thieben, K. Scheffler, and T. Knopp (2024). Recent Progress in Model-Based Reconstruction using Approximate Particle Models and low Calibration Effort. 13th International Workshop on Magnetic Particle Imaging (IWMPI 2024). 10. (1 Suppl 1), 1 [Abstract] [www]
  
  
• T. Kluth, P. Szwargulski, and T. Knopp (2020). Towards accurate modeling of the multidimensional MPI physics. International Journal on Magnetic Particle Imaging. 6. (2), 1-3 [Abstract] [doi] [www]
  
  
• T. Knopp (2014). Experimental Multi-threading Support for the Julia Programming Language. Proceedings of the 1st First Workshop for High Performance Technical Computing in Dynamic Languages IEEE Press: Piscataway, NJ, USA 1--5 [doi] [www]
  
  
• T. Knopp (2015). Local compression of the magnetic particle imaging system matrix for efficient image reconstruction. 1pp
  
  
• T. Knopp and M. Grosser (2022). Warmstart Approach for Accelerating Deep Image Prior Reconstruction in Dynamic Tomography. [www]
  
  
• T. Knopp and M. Grosser (2019). MRIReco.jl: An Extensible Open-Source Image Reconstruction Framework written in Julia. Proc. ISMRM 2019.
  
  
• T. Knopp and M.G. Kaul (2015). MPI focus field experiments using non-overlapping focus-field patches. 1pp
  
  
• T. Knopp and W. Erb (2015). Chebyshev reconstruction of measured 1D magnetic particle imaging data. 1pp
  
  
• T. Knopp, C. Kaethner, M. Ahlborg and T. M. Buzug (2016). X-Space and Chebyshev Reconstruction in Magnetic Particle Imaging: A First Experimental Comparison. 6th International Workshop on Magnetic Particle Imaging (IWMPI 2016) 75
  
  
• T. Knopp, H. Albers, M. Grosser, M. Möddel, and T. Kluth (2023). Exploiting the Fourier Neural Operator for faster magnetization model evaluations based on the Fokker-Planck equation. International Journal on Magnetic Particle Imaging. 9. (1), 1-4 [Abstract] [doi] [www]
  
  
• T. Knopp, K. Them, F. Werner, M. Hofmann (2015). Reusing System Matrices at different Focus Field Positions in Magnetic Particle Imaging. S1
  
  
• T. Knopp, M. Grosser, M. Graeser, T. Gerkmann, M. Möddel (2021). Dictionary-Based Background Signal Estimation For Magnetic Particle Imaging.
  
  
• T. Knopp, P. Jürß, and M. Grosser (2023). A Deep Learning Approach for Automatic Image Reconstruction in MPI. International Journal on Magnetic Particle Imaging. 9. (1), 1-4 [Abstract] [doi] [www]
  
  
• T. Welzel, C. Debbeler, M. Graeser, S. Kaufmann, R. Kusche, and K. Lüdtke-\-Buzug (2015). Analyzing superparamagnetic iron oxide nanoparticles (spions) using electrical impedance spectroscopy. International Workshop on {Magnetic Particle Imaging} ({IWMPI}), IEEE Xplore Digital Library. [Abstract] [doi]
  
  
• X. Chen, A. Behrends, M. Graeser, A. Neumann, and T.M. Buzug (2016). Optimizing the Coil Setup for a Three-Dimensional Magnetic Particle Spectrometer. International Workshop on Magnetic Particle Imaging. 59
  
  

2009

• S. Biederer, T. Knopp, T. F. Sattel, K. Luedtke-Buzug, B. Gleich, J. Weizenecker, J. Borgert and T. M. Buzug (2009). Magnetization Response Spectroscopy of Superparamagnetic Nanoparticles for Magnetic Particle Imaging. J. Phys. D: Appl. Phys.. 42. (20), 7pp
  
  
• T. F. Sattel, T. Knopp, S. Biederer, B. Gleich, J. Weizenecker, J. Borgert and T. M. Buzug (2009). Single-Sided Device for Magnetic Particle Imaging. J. Phys. D: Appl. Phys.. 42. (1), 1--5
  
  
• T. Knopp, H. Eggers, H. Dahnke, J. Prestin and J. Senegas (2009). Iterative Off-resonance and Signal Decay Correction for Improved Multi-echo Imaging in MRI. IEEE Trans. Med. Imaging. 28. (3), 394--404
  
  
• T. Knopp, T. F. Sattel, S. Biederer and T. M. Buzug (2009). Apparatus and method for generating and moving a magnetic field having a field free line, EP 09168383, submitted as european patent. (EP09168383, submitted as european patent),
  
  
• T. Knopp, T. Sattel, S. Biederer, J. Weizenecker, B. Gleich, J. Borgert, T. M. Buzug (2009). Trajektoriendichte bei Magnetic Particle Imaging. 71--75
  
  
• T. Knopp, S. Biederer, T. Sattel, J. Weizenecker, B. Gleich, J. Borgert and T. M. Buzug (2009). Trajectory Analysis for Magnetic Particle Imaging. Phys. Med. Biol.. 54. (2), 385--397
  
  
• T. F. Sattel, S. Biederer, T. Knopp, K. Lüdtke-Buzug, B. Gleich, J. Borgert and T. M. Buzug (2009). Hand-Held Concept of a Magnetic Particle Imaging Device.
  
  
• T. F. Sattel, S. Biederer, T. Knopp, K. Luedtke-Buzug, B. Gleich, J. Weizenecker, J. Borgert and T. M. Buzug (2009). Single-Sided Coil Configuration for Magnetic Particle Imaging. 25/VII. 281--284
  
  
• T. M. Buzug, S. Biederer, T. Knopp, T. F. Sattel and K. Luedtke-Buzug (2009). Magnetic Particle Imaging -- Challenges and Promises of a new Modality. 25/IV. 1471-1474
  
  

2008

• B. Kratz, M. Oehler, T. Knopp, S. Ens, and T. M. Buzug (2008). CT-MAR-Reconstruction using Non-Uniform Fourier Transform. 22. 861--865
  
  
• M. Oehler, B. Kratz, J. Mueller, T. Knopp and T. M. Buzug (2008). Evaluation of surrogate data quality in sinogram-based CT metal-artefact reduction. 7076-4.
  
  
• S. Biederer, T. Sattel, T. Knopp, K. Luedtke-Buzug, B. Gleich, J. Weizenecker, J. Borgert and T. M. Buzug (2008). A Spectrometer for Magnetic Particle Imaging. 22. 2313--2316
  
  
• T. Knopp, S. Biederer,T. Sattel and T. M. Buzug (2008). Singular value analysis for magnetic particle imaging. 4525--4529
  
  
• B. Kratz, T. Knopp, J. Müller, M. Oehler, T. M. Buzug (2008). Comparison of Nonequispaced Fourier Transform and Polynomial based Metal Artifact Reduction Methods in Computed Tomography. [doi] [www]
  
  
• K. Luedtke-Buzug, S. Biederer, T. F. Sattel, T. Knopp and T. M. Buzug (2008). Preparation and Characterization of Dextran-Covered Fe_3O_4 Nanoparticles for Magnetic Particle Imaging. 22. 2343--2346
  
  

2007

• H. Eggers, T. Knopp and D. Potts (2007). Field Inhomogeneity Correction based on Gridding Reconstruction for Magnetic Resonance Imaging. IEEE Trans. Med. Imag.. 26. 374 -- 384
  
  
• J. Senegas, T. Knopp and H. Dahnke (2007). Dealing with spatially varying noise in T2* mapping with SENSE.
  
  
• J. Senegas, T. Knopp and H. Eggers (2007). Simultaneous estimation and correction of main field inhomogeneity.
  
  
• T. Knopp, H. Dahnke, H. Eggers and J. Senegas (2007). An iterative off-resonance and signal decay correction for improved {R2*} mapping.
  
  
• T. Knopp, S. Kunis and D. Potts (2007). A note on the iterative MRI reconstruction from nonuniform k-space data. Int. J. Biomed. Imaging. 2007. Article ID 24727, 9 pages
  
  

2006

• H. Eggers, T. Knopp and D. Potts (2006). Field Inhomogeneity Correction based on Gridding Reconstruction. 2969
  
  
• H. Eggers, T. Knopp and D. Potts (2006). Fast Fourier transform for nonequispaced data with applications in {MRI}.
  
  
• J. Senegas, T. Knopp and H. Eggers (2006). dSENSE: Direct k-space Reconstruction for Non-Cartesian Parallel {MRI}. 227
  
  
• S. Kunis, T. Knopp and D. Potts (2006). Inverse nonequispaced FFT - Applications in MRI and numerical stability.