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Publications RF Systems & Concepts Group


Fortuin, A., van Asten, J., Veltien, A., Philips, B., Hambrock, T., Johst, S., Orzada, S., Hadaschik, B., Quick, H., Barentsz, J., Maas, M., Scheenen, T.
Small Suspicious Lymph Nodes Detected on Ultrahigh-field Magnetic Resonance Imaging (MRI) in Patients with Prostate Cancer with High Risk of Nodal Metastases: The First In-patient Study on Ultrasmall Superparamagnetic Iron Oxide–enhanced 7T MRI
(2023) European Urology, 83 (4), pp. 375-377.
DOI: 10.1016/j.eururo.2023.01.002


Choi, C., Webb, A., Orzada, S., Kelenjeridze, M., Shah, N.J., Felder, J.
A Review of Parallel Transmit Arrays for Ultra-High Field MR Imaging
(2023) IEEE Reviews in Biomedical Engineering, pp. 1-19.
DOI: 10.1109/RBME.2023.3244132


Orzada, S., Akash, S., Fiedler, T.M., Kratzer, F.J., Ladd, M.E.
An investigation into the dependence of virtual observation point-based specific absorption rate calculation complexity on number of channels
(2023) Magnetic Resonance in Medicine, 89 (1), pp. 469-476.
DOI: 10.1002/mrm.29434

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Fiedler, T.M., Orzada, S., Flöser, M., Rietsch, S.H.G., Schmidt, S., Stelter, J.K., Wittrich, M., Quick, H.H., Bitz, A.K., Ladd, M.E.
Performance and safety assessment of an integrated transmit array for body imaging at 7 T under consideration of specific absorption rate, tissue temperature, and thermal dose
(2022) NMR in Biomedicine, 35 (5), art. no. e4656, .
DOI: 10.1002/nbm.4656

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Orzada, S., Fiedler, T.M., Quick, H.H., Ladd, M.E.
Post-processing algorithms for specific absorption rate compression
(2021) Magnetic Resonance in Medicine, 86 (5), pp. 2853-2861.
DOI: 10.1002/mrm.28909


Fiedler, T.M., Orzada, S., Flöser, M., Rietsch, S.H.G., Quick, H.H., Ladd, M.E., Bitz, A.K.
Performance analysis of integrated RF microstrip transmit antenna arrays with high channel count for body imaging at 7 T
(2021) NMR in Biomedicine, 34 (7), art. no. e4515, .
DOI: 10.1002/nbm.4515


Orzada, S., Fiedler, T.M., Quick, H.H., Ladd, M.E.
Local SAR compression algorithm with improved compression, speed, and flexibility
(2021) Magnetic Resonance in Medicine, 86 (1), pp. 561-568.
DOI: 10.1002/mrm.28739


Orzada, S., Fiedler, T.M., Bitz, A.K., Ladd, M.E., Quick, H.H.
Local SAR compression with overestimation control to reduce maximum relative SAR overestimation and improve multi-channel RF array performance
(2021) Magnetic Resonance Materials in Physics, Biology and Medicine, 34 (1), pp. 153-163.
DOI: 10.1007/s10334-020-00890-0

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Fortuin, A.S., Philips, B.W.J., van der Leest, M.M.G., Ladd, M.E., Orzada, S., Maas, M.C., Scheenen, T.W.J.
Magnetic resonance imaging at ultra-high magnetic field strength: An in vivo assessment of number, size and distribution of pelvic lymph nodes
(2020) PLoS ONE, 15 (7 July), art. no. e0236884, .
DOI: 10.1371/journal.pone.0236884

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Orzada, S., Solbach, K., Gratz, M., Brunheim, S., Fiedler, T.M., Johst, S., Bitz, A.K., Shooshtary, S., Abuelhaija, A., Voelker, M.N., Rietsch, S.H.G., Kraff, O., Maderwald, S., Flöser, M., Oehmigen, M., Quick, H.H., Ladd, M.E.
A 32-channel parallel transmit system add-on for 7T MRI
(2019) PLoS ONE, 14 (9), art. no. e0222452, .
DOI: 10.1371/journal.pone.0222452

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