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Journal Articles

Eccles, C.L., Nill, S., Herbert, T., Scurr, E. & McNair, H.A. (2019). Blurring the lines for better visualisation. Radiography, Vol.25 (1), pp. 91-93.

Bertholet, J., Hunt, A., Dunlop, A., Bird, T., Mitchell, R.A., Oelfke, U., Nill, S. & Aitken, K. (2019). Comparison of the dose escalation potential for two hypofractionated radiotherapy regimens for locally advanced pancreatic cancer. Clinical and translational radiation oncology, .

White, I.M., Scurr, E., Wetscherek, A., Brown, G., Sohaib, A., Nill, S., Oelfke, U., Dearnaley, D., Lalondrelle, S. & Bhide, S., et al. (2019). Realizing the potential of magnetic resonance image guided radiotherapy in gynaecological and rectal cancer. Br j radiol, , pp. 20180670-20180670.  show abstract

Pathmanathan, A.U., van As, N.J., Kerkmeijer, L.G., Christodouleas, J., Lawton, C.A., Vesprini, D., van der Heide, U.A., Frank, S.J., Nill, S., Oelfke, U., et al. (2018). Magnetic Resonance Imaging-Guided Adaptive Radiation Therapy: A “Game Changer” for Prostate Treatment?. International journal of radiation oncology*biology*physics, Vol.100 (2), pp. 361-373.

Kieselmann, J.P., Kamerling, C.P., Burgos, N., Menten, M.J., Fuller, C.D., Nill, S., Cardoso, M.J. & Oelfke, U. (2018). Geometric and dosimetric evaluations of atlas-based segmentation methods of MR images in the head and neck region. Physics in medicine and biology, Vol.63 (14).

Hunt, A., Hansen, V.N., Oelfke, U., Nill, S. & Hafeez, S. (2018). Adaptive Radiotherapy Enabled by MRI Guidance. Clinical oncology, Vol.30 (11), pp. 711-719.

Bedford, J.L., Ziegenhein, P., Nill, S. & Oelfke, U. (2018). Beam selection for stereotactic ablative radiotherapy using Cyberknife with multileaf collimation. Medical engineering & physics, .

Menten, M.J., Fast, M.F., Wetscherek, A., Rank, C.M., Kachelrieß, M., Collins, D.J., Nill, S. & Oelfke, U. (2018). The impact of 2D cine MR imaging parameters on automated tumor and organ localization for MR-guided real-time adaptive radiotherapy. Phys med biol, Vol.63 (23), pp. 235005-235005.  show abstract

Costa, F., Doran, S.J., Hanson, I.M., Nill, S., Billas, I., Shipley, D., Duane, S., Adamovics, J. & Oelfke, U. (2018). Investigating the effect of a magnetic field on dose distributions at phantom-air interfaces using PRESAGE®3D dosimeter and Monte Carlo simulations. Phys med biol, Vol.63 (5), pp. 05NT01-05NT01.  show abstract

Tsang, H.S., Kamerling, C.P., Ziegenhein, P., Nill, S. & Oelfke, U. (2018). Novel adaptive beam-dependent margins for additional OAR sparing. Phys med biol, Vol.63 (21), pp. 215019-215019.  show abstract

Brüningk, S., Powathil, G., Ziegenhein, P., Ijaz, J., Rivens, I., Nill, S., Chaplain, M., Oelfke, U. & ter Haar, G. (2018). Combining radiation with hyperthermia: a multiscale model informed by in vitro experiments. Journal of the royal society interface, Vol.15 (138), pp. 20170681-20170681.

Reinhart, A.M., Fast, M.F., Ziegenhein, P., Nill, S. & Oelfke, U. (2017). A kernel-based dose calculation algorithm for kV photon beams with explicit handling of energy and material dependencies. Br j radiol, Vol.90 (1069), pp. 20160426-20160426.  show abstract

Guerreiro, F., Burgos, N., Dunlop, A., Wong, K., Petkar, I., Nutting, C., Harrington, K., Bhide, S., Newbold, K., Dearnaley, D., et al. (2017). Evaluation of a multi-atlas CT synthesis approach for MRI-only radiotherapy treatment planning. Phys med, Vol.35, pp. 7-17.  show abstract

Brüningk, S.C., Ijaz, J., Rivens, I., Nill, S., Ter Haar, G. & Oelfke, U. (2017). A comprehensive model for heat-induced radio-sensitisation. Int j hyperthermia, , pp. 1-11.  show abstract

Burgos, N., Guerreiro, F., McClelland, J., Presles, B., Modat, M., Nill, S., Dearnaley, D., deSouza, N., Oelfke, U., Knopf, A.C., et al. (2017). Iterative framework for the joint segmentation and CT synthesis of MR images: application to MRI-only radiotherapy treatment planning. Phys med biol, Vol.62 (11), pp. 4237-4253.  show abstract

Schmitt, D., Nill, S., Roeder, F., Gompelmann, D., Herth, F. & Oelfke, U. (2017). Motion monitoring during a course of lung radiotherapy with anchored electromagnetic transponders. Strahlentherapie und onkologie, Vol.193 (10), pp. 840-847.

Bainbridge, H.E., Menten, M.J., Fast, M.F., Nill, S., Oelfke, U. & McDonald, F. (2017). Treating locally advanced lung cancer with a 1 5 T MR-Linac – Effects of the magnetic field and irradiation geometry on conventionally fractionated and isotoxic dose-escalated radiotherapy. Radiotherapy and oncology, Vol.125 (2), pp. 280-285.

Brüningk, S.C., Rivens, I., Nill, S., Ter Haar, G. & Oelfke, U. (2017). Response to comment by G Borasi. Int j hyperthermia, , pp. 1-3.

Kamerling, C.P., Fast, M.F., Ziegenhein, P., Menten, M.J., Nill, S. & Oelfke, U. (2017). Online dose reconstruction for tracked volumetric arc therapy: real-time implementation and offline quality assurance for prostate SBRT. Med phys, .  show abstract

Tsang, H.S., Kamerling, C.P., Ziegenhein, P., Nill, S. & Oelfke, U. (2017). A novel probabilistic approach to generating PTV with partial voxel contributions. Phys med biol, Vol.62 (12), pp. 4917-4928.  show abstract

Vestergaard, A., Hafeez, S., Muren, L.P., Nill, S., Høyer, M., Hansen, V.N., Grønborg, C., Pedersen, E.M., Petersen, J.B., Huddart, R., et al. (2016). The potential of MRI-guided online adaptive re-optimisation in radiotherapy of urinary bladder cancer. Radiotherapy and oncology, Vol.118 (1), pp. 154-159.

Colvill, E., Booth, J., Nill, S., Fast, M., Bedford, J., Oelfke, U., Nakamura, M., Poulsen, P., Worm, E., Hansen, R., et al. (2016). A dosimetric comparison of real-time adaptive and non-adaptive radiotherapy: A multi-institutional study encompassing robotic, gimbaled, multileaf collimator and couch tracking. Radiotherapy and oncology, Vol.119 (1), pp. 159-165.

Tsang, H., Kamerling, C., Nill, S. & Oelfke, U. (2016). OC-0380: Moving away from binary definition of PTVs: a novel probabilistic approach to PTV definition. Radiotherapy and oncology, Vol.119, pp. S178-S178.

Menten, M.J., Fast, M.F., Nill, S., Kamerling, C.P., McDonald, F. & Oelfke, U. (2016). Lung stereotactic body radiotherapy with an MR-linac – Quantifying the impact of the magnetic field and real-time tumor tracking. Radiotherapy and oncology, Vol.119 (3), pp. 461-466.

Kember, S.A., Hansen, V.N., Fast, M.F., Nill, S., McDonald, F., Ahmed, M., Thomas, K. & McNair, H.A. (2016). Evaluation of three presets for four-dimensional cone beam CT in lung radiotherapy verification by visual grading analysis. Br j radiol, Vol.89 (1063), pp. 20150933-20150933.  show abstract

McQuaid, D., Dunlop, A., Nill, S., Franzese, C., Nutting, C.M., Harrington, K.J., Newbold, K.L. & Bhide, S.A. (2016). Evaluation of radiotherapy techniques for radical treatment of lateralised oropharyngeal cancers. Strahlentherapie und onkologie, Vol.192 (8), pp. 516-525.

Fast, M.F., O'Shea, T.P., Nill, S., Oelfke, U. & Harris, E.J. (2016). First evaluation of the feasibility of MLC tracking using ultrasound motion estimation. Med phys, Vol.43 (8), pp. 4628-4628.  show abstract

Kamerling, C.P., Fast, M.F., Ziegenhein, P., Menten, M.J., Nill, S. & Oelfke, U. (2016). Real-time 4D dose reconstruction for tracked dynamic MLC deliveries for lung SBRT. Med phys, Vol.43 (11), pp. 6072-6072.  show abstract

Fast, M.F., Kamerling, C.P., Ziegenhein, P., Menten, M.J., Bedford, J.L., Nill, S. & Oelfke, U. (2016). Assessment of MLC tracking performance during hypofractionated prostate radiotherapy using real-time dose reconstruction. Physics in medicine and biology, Vol.61 (4), pp. 1546-1562.

Müller, B.S., Duma, M.N., Kampfer, S., Nill, S., Oelfke, U., Geinitz, H. & Wilkens, J.J. (2015). Impact of interfractional changes in head and neck cancer patients on the delivered dose in intensity modulated radiotherapy with protons and photons. Physica medica, Vol.31 (3), pp. 266-272.

Wisotzky, E., Fast, M.F., Oelfke, U. & Nill, S. (2015). Automated marker tracking using noisy X-ray images degraded by the treatment beam. Zeitschrift für medizinische physik, Vol.25 (2), pp. 123-134.

Wild, E., Bangert, M., Nill, S. & Oelfke, U. (2015). Noncoplanar VMAT for nasopharyngeal tumors: Plan quality versus treatment time. Medical physics, Vol.42 (5), pp. 2157-2168.

Habermehl, D., Naumann, P., Bendl, R., Oelfke, U., Nill, S., Debus, J. & Combs, S.E. (2015). Evaluation of inter- and intrafractional motion of liver tumors using interstitial markers and implantable electromagnetic radiotransmitters in the context of image-guided radiotherapy (IGRT) – the ESMERALDA trial. Radiation oncology, Vol.10 (1).

Bedford, J.L., Fast, M.F., Nill, S., McDonald, F.M., Ahmed, M., Hansen, V.N. & Oelfke, U. (2015). Effect of MLC tracking latency on conformal volumetric modulated arc therapy (VMAT) plans in 4D stereotactic lung treatment. Radiotherapy and oncology, Vol.117 (3), pp. 491-495.

Dunlop, A., McQuaid, D., Nill, S., Murray, J., Poludniowski, G., Hansen, V.N., Bhide, S., Nutting, C., Harrington, K., Newbold, K., et al. (2015). Comparison of CT number calibration techniques for CBCT-based dose calculation. Strahlentherapie und onkologie, Vol.191 (12), pp. 970-978.

Menten, M.J., Fast, M.F., Nill, S. & Oelfke, U. (2015). Using dual-energy x-ray imaging to enhance automated lung tumor tracking during real-time adaptive radiotherapy. Medical physics, Vol.42 (12), pp. 6987-6998.

Unkelbach, J., Bortfeld, T., Craft, D., Alber, M., Bangert, M., Bokrantz, R., Chen, D., Li, R., Xing, L., Men, C., et al. (2015). Optimization approaches to volumetric modulated arc therapy planning. Medical physics, Vol.42 (3), pp. 1367-1377.

Knopf, A., Nill, S., Yohannes, I., Graeff, C., Dowdell, S., Kurz, C., Sonke, J.-., Biegun, A.K., Lang, S., McClelland, J., et al. (2014). Challenges of radiotherapy: Report on the 4D treatment planning workshop 2013. Physica medica, Vol.30 (7), pp. 809-815.

Bert, C., Graeff, C., Riboldi, M., Nill, S., Baroni, G. & Knopf, A.-. (2014). Advances in 4D Treatment Planning for Scanned Particle Beam Therapy — Report of Dedicated Workshops. Technology in cancer research & treatment, Vol.13 (6), pp. 485-495.

Franz, A.M., Schmitt, D., Seitel, A., Chatrasingh, M., Echner, G., Oelfke, U., Nill, S., Birkfellner, W. & Maier-Hein, L. (2014). Standardized accuracy assessment of the calypso wireless transponder tracking system. Physics in medicine and biology, Vol.59 (22), pp. 6797-6810.

Klüter, S., Schubert, K., Lissner, S., Sterzing, F., Oetzel, D., Debus, J., Schlegel, W., Oelfke, U. & Nill, S. (2014). Independent calculation of dose distributions for helical tomotherapy using a conventional treatment planning system. Medical physics, Vol.41 (8Part1), pp. 081709-081709.

Fast, M.F., Nill, S., Bedford, J.L. & Oelfke, U. (2014). Dynamic tumor tracking using the Elekta Agility MLC. Medical physics, Vol.41 (11), pp. 111719-111719.

Fast, M.F., Wisotzky, E., Oelfke, U. & Nill, S. (2013). Actively triggered 4d cone-beam CT acquisition. Med phys, Vol.40 (9), p. 091909.  show abstract

Fast, M.F., Krauss, A., Oelfke, U. & Nill, S. (2012). Position detection accuracy of a novel linac-mounted intrafractional x-ray imaging system. Med phys, Vol.39 (1), pp. 109-118.  show abstract

Jensen, A.D., Nill, S., Huber, P.E., Bendl, R., Debus, J. & Münter, M.W. (2012). A clinical concept for interfractional adaptive radiation therapy in the treatment of head and neck cancer. Int j radiat oncol biol phys, Vol.82 (2), pp. 590-596.  show abstract

Zabel-du Bois, A., Nill, S., Ulrich, S., Oelfke, U., Rhein, B., Haering, P., Milker-Zabel, S. & Schwahofer, A. (2012). Dosimetric integration of daily mega-voltage cone-beam CT for image-guided intensity-modulated radiotherapy. Strahlenther onkol, Vol.188 (2), pp. 120-126.  show abstract

Altenstein, G., Nill, S., Heller, J., Heid, O. & Oelfke, U. (2012). A novel 2D binary collimator for IMRT dose delivery: dosimetric characterization using Monte Carlo simulations. Phys med biol, Vol.57 (19), pp. N345-N364.  show abstract

Fast, M.F., Koenig, T., Oelfke, U. & Nill, S. (2012). Performance characteristics of a novel megavoltage cone-beam-computed tomography device. Phys med biol, Vol.57 (3), pp. N15-N24.  show abstract

Schwarz, M., Giske, K., Stoll, A., Nill, S., Huber, P.E., Debus, J., Bendl, R. & Stoiber, E.M. (2012). IGRT versus non-IGRT for postoperative head-and-neck IMRT patients: dosimetric consequences arising from a PTV margin reduction. Radiat oncol, Vol.7, p. 133.  show abstract

Siggel, M., Ziegenhein, P., Nill, S. & Oelfke, U. (2012). Boosting runtime-performance of photon pencil beam algorithms for radiotherapy treatment planning. Phys med, Vol.28 (4), pp. 273-280.  show abstract

Menten, M.J., Guckenberger, M., Herrmann, C., Krauß, A., Nill, S., Oelfke, U. & Wilbert, J. (2012). Comparison of a multileaf collimator tracking system and a robotic treatment couch tracking system for organ motion compensation during radiotherapy. Med phys, Vol.39 (11), pp. 7032-7041.  show abstract

Krauss, A., Fast, M.F., Nill, S. & Oelfke, U. (2012). Multileaf collimator tracking integrated with a novel x-ray imaging system and external surrogate monitoring. Phys med biol, Vol.57 (8), pp. 2425-2439.  show abstract

Krauss, A., Nill, S., Tacke, M. & Oelfke, U. (2011). Electromagnetic real-time tumor position monitoring and dynamic multileaf collimator tracking using a Siemens 160 MLC: geometric and dosimetric accuracy of an integrated system. Int j radiat oncol biol phys, Vol.79 (2), pp. 579-587.  show abstract

Koenig, T., Zwerger, A., Zuber, M., Schuenke, P., Nill, S., Guni, E., Fauler, A., Fiederle, M. & Oelfke, U. (2011). On the energy response function of a CdTe Medipix2 Hexa detector. Nuclear instruments and methods in physics research section a: accelerators, spectrometers, detectors and associated equipment, Vol.648, pp. S265-S268.

Jensen, A.D., Nill, S., Rochet, N., Bendl, R., Harms, W., Huber, P.E., Debus, J. & Münter, M.W. (2011). Whole-abdominal IMRT for advanced ovarian carcinoma: planning issues and feasibility. Phys med, Vol.27 (4), pp. 194-202.  show abstract

Krauss, A., Nill, S. & Oelfke, U. (2011). The comparative performance of four respiratory motion predictors for real-time tumour tracking. Phys med biol, Vol.56 (16), pp. 5303-5317.  show abstract

Hof, H., Zgoda, J., Nill, S., Hoess, A., Kopp-Schneider, A., Herfarth, K., Debus, J. & Plathow, C. (2010). Time- and dose-dependency of radiographic normal tissue changes of the lung after stereotactic radiotherapy. Int j radiat oncol biol phys, Vol.77 (5), pp. 1369-1374.  show abstract

Tacke, M.B., Nill, S., Krauss, A. & Oelfke, U. (2010). Real-time tumor tracking: automatic compensation of target motion using the Siemens 160 MLC. Med phys, Vol.37 (2), pp. 753-761.  show abstract

Zwicker, F., Hauswald, H., Nill, S., Rhein, B., Thieke, C., Roeder, F., Timke, C., Zabel-du Bois, A., Debus, J. & Huber, P.E., et al. (2010). New multileaf collimator with a leaf width of 5 mm improves plan quality compared to 10 mm in step-and-shoot IMRT of HNC using integrated boost procedure. Strahlenther onkol, Vol.186 (6), pp. 334-343.  show abstract

Knopf, A., Bert, C., Heath, E., Nill, S., Kraus, K., Richter, D., Hug, E., Pedroni, E., Safai, S., Albertini, F., et al. (2010). Special report: workshop on 4D-treatment planning in actively scanned particle therapy--recommendations, technical challenges, and future research directions. Med phys, Vol.37 (9), pp. 4608-4614.  show abstract

Knopf, A., Bert, C., Heath, E., Nill, S., Kraus, K., Richter, D., Hug, E., Pedroni, E., Safai, S., Albertini, F., et al. (2010). Special report: Workshop on 4D-treatment planning in actively scanned particle therapy-Recommendations, technical challenges, and future research directions. Med phys, Vol.37 (9), pp. 4608-4614.  show abstract

Biederer, J., Dinkel, J., Remmert, G., Jetter, S., Nill, S., Moser, T., Bendl, R., Thierfelder, C., Fabel, M., Oelfke, U., et al. (2009). 4D-Imaging of the lung: reproducibility of lesion size and displacement on helical CT, MRI, and cone beam CT in a ventilated ex vivo system. Int j radiat oncol biol phys, Vol.73 (3), pp. 919-926.  show abstract

Jensen, A.D., Stoiber, E.M., Nill, S., Debus, J., Huber, P.E. & Muenter, M.W. (2009). Adaptive RT in IMRT treatment of head and neck cancer patients. Strahlentherapie und onkologie, Vol.185, pp. 36-36.

Oelfke, U., Tacke, M., Kraus, A. & Nill, S. (2009). Sci-Wed PM: Delivery-06: Management of Intra-Fraction Organ Motion: First Performance Evaluation of an Experimental Dynamic Tumor Tracking System. Medical physics, Vol.36 (9Part1), pp. 4302-4302.

Ulrich, S., Sterzing, F., Nill, S., Schubert, K., Herfarth, K.K., Debus, J. & Oelfke, U. (2009). Comparison of arc-modulated cone beam therapy and helical tomotherapy for three different types of cancer. Med phys, Vol.36 (10), pp. 4702-4710.  show abstract

Sterzing, F., Stoiber, E.M., Nill, S., Bauer, H., Huber, P., Debus, J. & Münter, M.W. (2009). Intensity modulated radiotherapy (IMRT) in the treatment of children and adolescents--a single institution's experience and a review of the literature. Radiat oncol, Vol.4, p. 37.  show abstract

Reitz, I., Hesse, B.-., Nill, S., Tücking, T. & Oelfke, U. (2009). Enhancement of image quality with a fast iterative scatter and beam hardening correction method for kV CBCT. Z med phys, Vol.19 (3), pp. 158-172.  show abstract

Stützel, J., Oelfke, U. & Nill, S. (2008). A quantitative image quality comparison of four different image guided radiotherapy devices. Radiother oncol, Vol.86 (1), pp. 20-24.  show abstract

Tacke, M.B., Nill, S., Häring, P. & Oelfke, U. (2008). 6 MV dosimetric characterization of the 160 MLC, the new Siemens multileaf collimator. Med phys, Vol.35 (5), pp. 1634-1642.  show abstract

Ziegenhein, P., Wilkens, J.J., Nill, S., Ludwig, T. & Oelfke, U. (2008). Speed optimized influence matrix processing in inverse treatment planning tools. Phys med biol, Vol.53 (9), pp. N157-N164.  show abstract

Merchant, T.E., Hua, C.-., Shukla, H., Ying, X., Nill, S. & Oelfke, U. (2008). Proton versus photon radiotherapy for common pediatric brain tumors: comparison of models of dose characteristics and their relationship to cognitive function. Pediatr blood cancer, Vol.51 (1), pp. 110-117.  show abstract

Rau, A.W., Nill, S., Eidens, R.S. & Oelfke, U. (2008). Synchronized tumour tracking with electromagnetic transponders and kV x-ray imaging: evaluation based on a thorax phantom. Phys med biol, Vol.53 (14), pp. 3789-3805.  show abstract

Moser, T., Biederer, J., Nill, S., Remmert, G. & Bendl, R. (2008). Detection of respiratory motion in fluoroscopic images for adaptive radiotherapy. Phys med biol, Vol.53 (12), pp. 3129-3145.  show abstract

Taheri-Kadkhoda, Z., Björk-Eriksson, T., Nill, S., Wilkens, J.J., Oelfke, U., Johansson, K.-., Huber, P.E. & Münter, M.W. (2008). Intensity-modulated radiotherapy of nasopharyngeal carcinoma: a comparative treatment planning study of photons and protons. Radiat oncol, Vol.3, p. 4.  show abstract

Pflugfelder, D., Wilkens, J.J., Nill, S. & Oelfke, U. (2008). A comparison of three optimization algorithms for intensity modulated radiation therapy. Z med phys, Vol.18 (2), pp. 111-119.  show abstract

Tacke, M., Nill, S. & Oelfke, U. (2007). Real-time tracking of tumor motions and deformations along the leaf travel direction with the aid of a synchronized dynamic MLC leaf sequencer. Phys med biol, Vol.52 (22), pp. N505-N512.  show abstract

Ulrich, S., Nill, S. & Oelfke, U. (2007). Development of an optimization concept for arc-modulated cone beam therapy. Phys med biol, Vol.52 (14), pp. 4099-4119.  show abstract

Münter, M.W., Schulz-Ertner, D., Hof, H., Nikoghosyan, A., Jensen, A., Nill, S., Huber, P. & Debus, J. (2006). Inverse planned stereotactic intensity modulated radiotherapy (IMRT) in the treatment of incompletely and completely resected adenoid cystic carcinomas of the head and neck: initial clinical results and toxicity of treatment. Radiat oncol, Vol.1, p. 17.  show abstract

Dietrich, L., Jetter, S., Tücking, T., Nill, S. & Oelfke, U. (2006). Linac-integrated 4D cone beam CT: first experimental results. Phys med biol, Vol.51 (11), pp. 2939-2952.  show abstract

Jensen, A.D., Münter, M.W., Bischoff, H., Haselmann, R., Timke, C., Krempien, R., Sterzing, F., Nill, S., Heeger, S., Hoess, A., et al. (2006). Treatment of non-small cell lung cancer with intensity-modulated radiation therapy in combination with cetuximab: the NEAR protocol (NCT00115518). Bmc cancer, Vol.6, p. 122.  show abstract

Thilmann, C., Häring, P., Thilmann, L., Unkelbach, J., Rhein, B., Nill, S., Huber, P., Janisch, E., Thieke, C. & Debus, J., et al. (2006). The influence of breathing motion on intensity modulated radiotherapy in the step-and-shoot technique: phantom measurements for irradiation of superficial target volumes. Phys med biol, Vol.51 (6), pp. N117-N126.  show abstract

Thilmann, C., Nill, S., Tücking, T., Höss, A., Hesse, B., Dietrich, L., Bendl, R., Rhein, B., Häring, P., Thieke, C., et al. (2006). Correction of patient positioning errors based on in-line cone beam CTs: clinical implementation and first experiences. Radiat oncol, Vol.1, p. 16.  show abstract

Oelfke, U., Tücking, T., Nill, S., Seeber, A., Hesse, B., Huber, P. & Thilmann, C. (2006). Linac-integrated kV-cone beam CT: technical features and first applications. Med dosim, Vol.31 (1), pp. 62-70.  show abstract

Nill, S., Tücking, T., Münter, M.W. & Oelfke, U. (2005). Intensity modulated radiation therapy with multileaf collimators of different leaf widths: a comparison of achievable dose distributions. Radiother oncol, Vol.75 (1), pp. 106-111.  show abstract

Nill, S., Unkelbach, J., Dietrich, L. & Oelfke, U. (2005). Online correction for respiratory motion: evaluation of two different imaging geometries. Phys med biol, Vol.50 (17), pp. 4087-4096.  show abstract

Münter, M.W., Thieke, C., Nikoghosyan, A., Nill, S. & Debus, J. (2005). Inverse planned stereotactic intensity modulated radiotherapy (IMRT) in the palliative treatment of malignant mesothelioma of the pleura: the Heidelberg experience. Lung cancer, Vol.49 Suppl 1, pp. S83-S86.  show abstract

Krempien, R., Muenter, M.W., Huber, P.E., Nill, S., Friess, H., Timke, C., Didinger, B., Buechler, P., Heeger, S., Herfarth, K.K., et al. (2005). Randomized phase II--study evaluating EGFR targeting therapy with cetuximab in combination with radiotherapy and chemotherapy for patients with locally advanced pancreatic cancer--PARC: study protocol [ISRCTN56652283]. Bmc cancer, Vol.5, p. 131.  show abstract

Münter, M.W., Thieke, C., Nikoghosyan, A., Nill, S. & Debus, J. (2005). Corrigendum to “Inverse planned stereotactic intensity modulated radiotherapy (IMRT) in the palliative treatment of malignant mesothelioma of the pleura: The Heidelberg experience” [Lung Cancer 49S1 (2005) S83–S86]. Lung cancer, Vol.50 (3), pp. 423-423.

Dietrich, L., Tücking, T., Nill, S. & Oelfke, U. (2005). Compensation for respiratory motion by gated radiotherapy: an experimental study. Phys med biol, Vol.50 (10), pp. 2405-2414.  show abstract

Mu, X., Björk-Eriksson, T., Nill, S., Oelfke, U., Johansson, K.-., Gagliardi, G., Johansson, L., Karlsson, M. & Zackrisson, D.B. (2005). Does electron and proton therapy reduce the risk of radiation induced cancer after spinal irradiation for childhood medulloblastoma? A comparative treatment planning study. Acta oncol, Vol.44 (6), pp. 554-562.  show abstract

Newhauser, W.D., Ding, X., Giragosian, D., Nill, S. & Titt, U. (2005). Neutron radiation area monitoring system for proton therapy facilities. Radiat prot dosimetry, Vol.115 (1-4), pp. 149-153.  show abstract

Münter, M.W., Karger, C.P., Hoffner, S.G., Hof, H., Thilmann, C., Rudat, V., Nill, S., Wannenmacher, M. & Debus, J. (2004). Evaluation of salivary gland function after treatment of head-and-neck tumors with intensity-modulated radiotherapy by quantitative pertechnetate scintigraphy. Int j radiat oncol biol phys, Vol.58 (1), pp. 175-184.  show abstract

Wendt, T.G., Gademann, G., Pambor, C., Grießbach, I., von Specht, H., Martin, T., Baltas, D., Kurek, R., Röddiger, S., Tunn, U.W., et al. (2004). DEGRO 2004. Strahlentherapie und onkologie, Vol.180 (S1), pp. 5-87.

Olofsson, L., Mu, X., Nill, S., Oelfke, U., Zackrisson, B. & Karlsson, M. (2004). Intensity modulated radiation therapy with electrons using algorithm based energy/range selection methods. Radiother oncol, Vol.73 (2), pp. 223-231.  show abstract

Nill, S., Bortfeld, T. & Oelfke, U. (2004). Inverse planning of intensity modulated proton therapy. Z med phys, Vol.14 (1), pp. 35-40.  show abstract

Münter, M.W., Thilmann, C., Hof, H., Didinger, B., Rhein, B., Nill, S., Schlegel, W., Wannenmacher, M. & Debus, J. (2003). Stereotactic intensity modulated radiation therapy and inverse treatment planning for tumors of the head and neck region: clinical implementation of the step and shoot approach and first clinical results. Radiother oncol, Vol.66 (3), pp. 313-321.  show abstract

Scholz, C., Nill, S. & Oelfke, U. (2003). Comparison of IMRT optimization based on a pencil beam and a superposition algorithm. Med phys, Vol.30 (7), pp. 1909-1913.  show abstract

Munter, M.W., Nill, S., Thilmann, C., Hof, H., Hoss, A., Haring, P., Partridge, M., Manegold, C., Wannenmacher, M. & Debus, J., et al. (2003). Stereotactic intensity-modulated radiation therapy (IMRT) and inverse treatment planning for advanced pleural mesothelioma - Feasibility and initial results. Strahlenther onkol, Vol.179 (8), pp. 535-541.  show abstract

Thieke, C., Bortfeld, T., Niemierko, A. & Nill, S. (2003). From physical dose constraints to equivalent uniform dose constraints in inverse radiotherapy planning. Med phys, Vol.30 (9), pp. 2332-2339.  show abstract

Muenter, M.W., Nill, S., Thilmann, C., Hof, H., Hoess, A., Haering, P., Partridge, M., Manegold, C., Wannenmacher, M. & Debus, J., et al. (2003). Stereotactic intensity-modulated radiation therapy (IMRT) and inverse treatment planning for advanced pleural mesothelioma: Feasibility and initial results. Strahlentherapie und onkologie, Vol.179 (8), pp. 535-541.  show abstract

Tücking, T., Nill, S. & Oelfke, U. (2003). IMRT-application with an add-on MMLC. J appl clin med phys, Vol.4 (4), pp. 282-286.  show abstract

Münter, M.W., Debus, J., Hof, H., Nill, S., Häring, P., Bortfeld, T. & Wannenmacher, M. (2002). Inverse Treatment Planning and Stereotactic Intensity-Modulated Radiation Therapy (IMRT) of the Tumor and Lymph Node Levels for Nasopharyngeal Carcinomas. Strahlentherapie und onkologie, Vol.178 (9), pp. 517-523.

Thieke, C., Nill, S., Oelfke, U. & Bortfeld, T. (2002). Acceleration of intensity-modulated radiotherapy dose calculation by importance sampling of the calculation matrices. Med phys, Vol.29 (5), pp. 676-681.  show abstract

Münter, M.W., Debus, J., Hof, H., Nill, S., Häring, P., Bortfeld, T. & Wannenmacher, M. (2002). Inverse treatment planning and stereotactic intensity-modulated radiation therapy (IMRT) of the tumor and lymph node levels for nasopharyngeal carcinomas Description of treatment technique, plan comparison, and case study. Strahlenther onkol, Vol.178 (9), pp. 517-523.  show abstract

Thilmann, C., Zabel, A., Nill, S., Rhein, B., Hoess, A., Haering, P., Milke-Zabel, S., Harms, W., Schlegel, W., Wannenmacher, M., et al. (2002). Intensity-modulated radiotherapy of the female breast. Med dosim, Vol.27 (2), pp. 79-90.  show abstract

Bortfeld, T., Oelfke, U. & Nill, S. (2000). What is the optimum leaf width of a multileaf collimator?. Med phys, Vol.27 (11), pp. 2494-2502.  show abstract

Koenig, T., Zuber, M., Zwerger, A., Schuenke, P., Nill, S., Fauler, A., Fiederle, M. & Oelfke, U. A comparison of various strategies to equalize the lower energy thresholds of a CdTe Medipix2 hexa detector for X-ray imaging applications. Journal of instrumentation, Vol.6 (01), pp. C01074-C01074.

Oelfke, U., Fast, M.F. & Nill, S. Real-time auto-adaptive margin generation for MLC-tracked radiotherapy. Physics in medicine and biology, .

Freedman, J. T2-Weighted 4D Magnetic Resonance Imaging for Application in Magnetic Resonance-Guided Radiotherapy Treatment Planning. Investigative radiology, .

Freedman, J., Collins, D., Gurney-Champion, O., Nill, S., Oelfke, U., Leach, M., Wetscherek, A. & McClelland, J. Super-resolution T2-weighted 4D MRI for image guided radiotherapy. Radiotherapy and oncology, .

Kieselmann, J., Kamerling, C., Burgos, N., Menten, M., Fuller, C.D., Nill, S. & Oelfke, U. Geometric and dosimetric evaluations of atlas-based segmentation methods of MR images in the head and neck region. Physics in medicine and biology, .

Freedman, J.N., Bainbridge, H.E., Nill, S., Collins, D.J., Kachelrieß, M., Leach, M.O., McDonald, F., Oelfke, U. & Wetscherek, A. Synthetic 4D-CT of the thorax for treatment plan adaptation on MR-guided radiotherapy systems. Physics in medicine & biology, Vol.64 (11), pp. 115005-115005.


Conferences

Llewelyn, M., Smyth, G., Lavan, N., Nill, S., Oelfke, U. & Mandeville, H. (2019). PO-0874 The feasibility of MR-Linac treatment planning in childhood abdominal Neuroblastoma, Radiotherapy and Oncology, Vol.133, p.S461.

Bertholet, J., Hunt, A., Dunlop, A., Bird, T., Mitchell, A., Oelfke, U., Nill, S. & Aitken, K. (2019). EP-1856 Dose escalation potential for hypofractionated radiotherapy in locally advanced pancreatic cancer, Radiotherapy and Oncology, Vol.133, pp.S1007-S1008.

Bertholet, J., Eiben, B., Menten, M.J., Tran, E.H., Hawkes, D.J., Nill, S., McClelland, J.R. & Oelfke, U. (2019). OC-0296 Validation of motion-including dose reconstruction on a ground-truth time-resolved moving anatomy, Radiotherapy and Oncology, Vol.133, pp.S148-S150.

Smith, G.A., Herbert, T., Lawes, R., Creasey, H., Dunlop, A., Mitchell, A., Pathmanathan, A., Bower, L., Hanson, I., McQuaid, D., et al. (2019). EP-2173 Bladder filling in patients undergoing prostate radiotherapy on the MR-linac, Radiotherapy and Oncology, Vol.133, pp.S1200-S1201.

McQuaid, D., Niliwar, R., Mohajer, J., Goodwin, E., Nill, S. & Oelfke, U. (2019). EP-2014 Decision Support System for Checking Online Adaptive Treatments on the Elekta Unity, Radiotherapy and Oncology, Vol.133, pp.S1103-S1104.

Chick, J., Hanson, I., Nill, S. & Oelfke, U. (2019). EP-2110 Developing a QA programme for the Elekta Unity MR-linac, Radiotherapy and Oncology, Vol.133, pp.S1167-S1168.

Mitchell, R.A., Dunlop, A., Pathmanathan, A., Nill, S., Tree, A.C. & Oelfke, U. (2019). EP-2002 Prostate treatment planning for the MR-linac: effect of online performance on template development, Radiotherapy and Oncology, Vol.133, pp.S1095-S1096.

Goodwin, E., Nill, S. & Oelfke, U. (2019). EP-1806 Commissioning an Independent Dose Calculation System for the Unity MR-Linac, Radiotherapy and Oncology, Vol.133, pp.S978-S979.

Hanson, I., Nill, S., Chick, J. & Oelfke, U. (2019). PO-1035 Linac commissioning methodology for the Elekta Unity MR Linac, Radiotherapy and Oncology, Vol.133, p.S575.

Nill, S. (2019). SP-0032 QA of on-line adaptive radiotherapy: Experience of The Royal Marsden Hospital, Radiotherapy and Oncology, Vol.133, pp.S9-S10.

Bertholet, J., Eiben, B., Menten, M.J., Tran, E.H., Hawkes, D.J., Nill, S., McClelland, J.R. & Oelfke, U. (2019). Motion-including dose reconstruction on 4DCT or patient-specific motion models validated on a time-resolved ground truth, STRAHLENTHERAPIE UND ONKOLOGIE, Vol.195 (6), p.595.

Boehm, L., Hanson, I., Nill, S., Costa, F., Oelfke, U., Willborn, K.C., Poppe, B. & Looe, H.K. (2019). Clinical validation of the lateral dose response functions of photon-dosimetry detectors at a MR-linac, STRAHLENTHERAPIE UND ONKOLOGIE, Vol.195, p.S184.

Hanson, I., Sullivan, J., Nill, S. & Oelfke, U. (2018). OC-0079: A new multi-purpose QA phantom for use on the Elekta MR-Linac, Radiotherapy and Oncology, Vol.127, pp.S38-S39.

Nill, S. & Oelfke, U. (2018). SP-0238: Daily replanning strategies, Radiotherapy and Oncology, Vol.127, p.S123.

Bertelsen, A., Hanson, I., Nill, S., Bernchou, U., Hansen, V.N., Brink, C. & Oelfke, U. (2018). Precision of the optically controlled Multi Leaf Collimator (MLC) on a high field MR linac, RADIOTHERAPY AND ONCOLOGY, Vol.127, p.E565.

Reinhart, A.M., Nill, S. & Oelfke, U. (2018). OC-0606: μIMRT – Bringing small animal irradiations closer to clinical standards, Radiotherapy and Oncology, Vol.127, p.S319.

Brueningk, S.C., Costa, M., Box, C., Rivens, I., Nill, S., Oelfke, U. & Ter Haar, G. (2018). EP-2335: 3D tumour spheroids as an alternative to clonogenic assays for predicting radiation response in vivo, Radiotherapy and Oncology, Vol.127, p.S1288.

Costa, F., Menten, M., Doran, S., Adamovics, J., Hanson, I., Nill, S. & Oelfke, U. (2018). Use of Small 3D Radiochromic Dosimeters and a Motion Phantom for Dose Verification of Dynamic MLC Tracking Radiotherapy, MEDICAL PHYSICS, Vol.45 (6), p.E142.

O'Connell, J., Reinhart, A.M., Fast, M.F., Nill, S. & Oelfke, U. (2018). Determining Elemental Tissue Composition From Dual Energy Cone-Beam CT Using Principal Component Analysis and a Shallow Neural Network, MEDICAL PHYSICS, Vol.45 (6), p.E351.

Menten, M.J., Glitzner, M., Bertholet, J., Nill, S., Raaymakers, B.W. & Oelfke, U. (2018). Dosimetric Benefit of Using Real-Time Multileaf Collimator Tracking to Compensate for Intrafractional Lung Tumor Deformations, MEDICAL PHYSICS, Vol.45 (6), p.E646.

Costa, F., Doran, S., Nill, S., Duane, S., Shipley, D., Billas, I., Adamovics, J. & Oelfke, U. (2017). Development of a methodology to study the effect of magnetic field on dose distributions in an MR-linac, using PRESAGE® and Monte Carlo calculations, Journal of Physics: Conference Series, Vol.847, p.012058.

Menten, M.J., Bainbridge, H., Fast, M.F., Nill, S., McDonald, F. & Oelfke, U. (2017). PO-0916: Feasibility and potential for treating locally advanced non-small cell lung cancer with a MR-linac, Radiotherapy and Oncology, Vol.123, pp.S507-S508.

Pathmanathan, A., Mitchell, A., Thomas, K., Henderson, D., Nill, S., Oelfke, U., Huddart, R., Van As, N. & Tree, A. (2017). PO-0828: Stereotactic body radiotherapy (SBRT) for localised prostate cancer on the MR-Linac, Radiotherapy and Oncology, Vol.123, p.S445.

Tsang, H.S., Ziegenhein, P., Nill, S. & Oelfke, U. (2017). A TCP-Based Probabilistic Treatment Planning Framework Proof of Concept, MEDICAL PHYSICS, Vol.44 (6), p.3000.

Reinhart, A.M., Kamerling, C., Fast, M., Nill, S. & Oelfke, U. (2017). Inverse Treatment Planning for Small Animal Radiotherapy, MEDICAL PHYSICS, Vol.44 (6).

Menten, M.J., Fast, M.F., Nill, S., Kamerling, C.P., McDonald, F. & Oelfke, U. (2016). OC-0549: The effects of a magnetic field and real-time tumor tracking on lung stereotactic body radiotherapy, Radiotherapy and Oncology, Vol.119, pp.S262-S263.

Murray, J., McNair, H., Alexander, E., O'Shea, T., Thomas, K., Nill, S., Gulliford, S. & Dearnaley, D.P. (2016). Effect of ProSpare (PS), a rectal obturator, on inter- and intrafraction prostate motion and anorectal doses in prostate radiotherapy (RT)., Journal of Clinical Oncology, Vol.34 (2_suppl), p.e633.

Burgos, N., Guerreiro, F., McClelland, J., Nill, S., Dearnaley, D., deSouza, N., Oelfke, U., Knopf, A.-., Ourselin, S. & Cardoso, M.J., et al. (2016). Joint Segmentation and CT Synthesis for MRI-only Radiotherapy Treatment Planning., MICCAI (2), Vol.9901, pp.547-555.

Fast, M., Kamerling, C., Ziegenhein, P., Bedford, J., Nill, S. & Oelfke, U. (2015). TH-AB-303-10: Influence of Margins and Prostate Rotations On Tracked Dynamic MLC Deliveries, Medical Physics, Vol.42 (6), p.3713.

Colvill, E., Booth, J., Nill, S., Fast, M., Bedford, J., Oelfke, U., Nakamura, M., Poulsen, P., Hansen, R., Worm, E., et al. (2015). TH-AB-303-01: Benchmarking Real-Time Adaptive Radiotherapy Systems: A Multi- Platform Multi-Institutional Study, Medical Physics, Vol.42 (6), pp.3710-3711.

Tsang, H., Kamerling, C.P., Nill, S. & Oelfke, U. (2015). TH-AB-BRB-12: A Novel 2D Expansion Technique Based On Beam Geometry for Generating Margins, Medical Physics, Vol.42 (6Part41), pp.3706-3707.

Kamerling, C.P., Fast, M.F., Ziegenhein, P., Menten, M.J., Nill, S. & Oelfke, U. (2015). Real-Time 4D Dose Reconstruction for Tracked Dynamic MLC Deliveries in the Presence of Respiratory Motion, MEDICAL PHYSICS, Vol.42 (6), p.3712.

Colvill, E., Booth, J., Nill, S., Fast, M., Bedford, J., Oelfke, U., Nakamura, M., Poulsen, P., Hansen, R., Worm, E., et al. (2015). Benchmarking Real-Time Adaptive Radiotherapy Systems: A Multi-Platform Multi-Institutional Study, MEDICAL PHYSICS, Vol.42 (6), pp.3710-3711.

Fast, M., Kamerling, C., Ziegenhein, P., Bedford, J., Nill, S. & Oelfke, U. (2015). Influence of Margins and Prostate Rotations On Tracked Dynamic MLC Deliveries, MEDICAL PHYSICS, Vol.42 (6), p.3713.

Tsang, H., Kamerling, C.P., Nill, S. & Oelfke, U. (2015). A Novel 2D Expansion Technique Based On Beam Geometry for Generating Margins, MEDICAL PHYSICS, Vol.42 (6), pp.3706-3707.

Murray, J., McQuaid, D., Dunlop, A., Buettner, F., Nill, S., Hall, E., Dearnaley, D. & Gulliford, S. (2014). SU-E-J-14: A Novel Approach to Evaluate the Dosimetric Effect of Rectal Variation During Image Guided Prostate Radiotherapy, Medical Physics, Vol.41 (6Part6), p.157.

Franz, A.M., Schmitt, D., Seitel, A., Chatrasingh, M., Echner, G., Meinzer, H.-., Nill, S., Birkfellner, W. & Maier-Hein, L. (2014). Kabelloses elektromagnetisches Tracking in der Medizin., Bildverarbeitung für die Medizin, , pp.360-365.

Altenstein, G., Nill, S., Sterzing, F. & Oelfke, U. (2013). SU-C-108-01: Comparison of Fast Rotational IMRT with a 2d Binary Multileaf Collimator (2D-BMLC) with Helical Tomotherapy (HT), Medical Physics, Vol.40 (6Part2), p.86.

Schmitt, D., Nill, S., Roeder, F., Herth, F. & Oelfke, U. (2013). MO-F-WAB-12: Quantification of Intrafractional Tumor Motion in the Upper Lung Using An Electromagnetic Tumor Tracking System, Medical Physics, Vol.40 (6Part24), p.412.

Fast, M.F., Wisotzky, E., Oelfke, U. & Nill, S. (2013). TU-G-141-04: Phase-Selected 4d CBCT Acquisition Based On An Internal-External Motion Correlation Model, Medical Physics, Vol.40 (6Part27), pp.456-457.

Wisotzky, E., Fast, M.F., Nill, S. & Oelfke, U. (2012). SU-C-213CD-01: Automated Marker Tracking for Intra-Fractional Image Guidance in Radiotherapy, Medical Physics, Vol.39 (6Part2), p.3604.

Schmitt, D., Nill, S., Roeder, F., Herfarth, K. & Oelfke, U. (2012). Dosimetric Consequences of Intrafraction Prostate Motion: Comparison Between Phantom Measurements and Three Different Calculation Methods, MEDICAL PHYSICS, Vol.39 (6), p.3686.

Schmitt, D., Nill, S., Roeder, F., Herfarth, K. & Oelfke, U. (2012). SU-E-J-147: Dosimetric Consequences of Intrafraction Prostate Motion: Comparison Between Phantom Measurements and Three Different Calculation Methods, Medical Physics, Vol.39 (6Part8), p.3686.

Schulze, J., Koenig, T., Zuber, M., Zwerger, A., Fauler, A., Nill, S., Fiederle, M. & Oelfke, U. (2011). 1171 poster SPECTRAL CT WITH A CDTE SEMICONDUCTOR DETECTOR, Radiotherapy and Oncology, Vol.99, p.S436.

Krauss, A., Nill, S. & Oelfke, U. (2011). 209 speaker MANAGEMENT OF BREATHING MOTION THROUGH MULTILEAF COLLIMATOR TRACKING, Radiotherapy and Oncology, Vol.99, p.S81.

Koenig, T., Zuber, M., Zwerger, A., Fauler, A., Nill, S., Fiederle, M. & Oelfke, U. (2011). 1165 poster IMAGING PROPERTIES OF AN ENERGY DISCRIMINATING X-RAY DETECTOR BASED ON CDTE, Radiotherapy and Oncology, Vol.99, pp.S433-S434.

Schwahofer, A., Nill, S., Oelfke, U., Rhein, B. & Bois, A.Z. (2011). 1221 poster INCORPORATING IMAGING DOSE TO THE TREATMENT DOSE IN IGRT – A COMPARISON OF 200°AND 360°MV-CBCT SCANS, Radiotherapy and Oncology, Vol.99, p.S455.

Fast, M., Oelfke, U. & Nill, S. (2011). 241 oral A NOVEL APPROACH TO LINAC-MOUNTED INTRA-FRACTIONAL X-RAY IMAGING FOR MOTION MANAGEMENT, Radiotherapy and Oncology, Vol.99, pp.S93-S94.

Stoll, A., Nill, S. & Oelfke, U. (2011). 418 poster MU REDUCTION FOR IMRT PLANNING WITH DIFFERENT FLUENCE MEDIAN FILTER STRATEGIES, Radiotherapy and Oncology, Vol.99, pp.S166-S167.

Wessels, C., Nill, S. & Oelfke, U. (2011). 1477 poster EPID BASED MLC QA FOR AN UNFLAT BEAM PROFILE, Radiotherapy and Oncology, Vol.99, pp.S549-S550.

Schubert, K., Maric, T., Nill, S., Sroka-Perez, G., Herfarth, K., Oelfke, U. & Debus, J. (2011). 1568 poster TOMOTHERAPY MVCT IN 3D-CONFORMAL TREATMENT PLANNING, Radiotherapy and Oncology, Vol.99, p.S583.

Krauss, A., Nill, S. & Oelfke, U. (2011). 454 poster COMPARATIVE PERFORMANCE OF RESPIRATORY MOTION PREDICTORS FOR REAL-TIME TUMOR TRACKING, Radiotherapy and Oncology, Vol.99, pp.S182-S183.

Schulze, J., Koenig, T., Zuber, M., Zwerger, A., Fauler, A., Nill, S., Fiederle, M. & Oelfke, U. (2011). TU-G-110-06: Detection of Contrast Agents with a CdTe Semiconductor Detector Intended for Small Animal Imaging, Medical Physics, Vol.38 (6Part30), p.3785.

Krauss, A., Fast, M., Nill, S. & Oelfke, U. (2011). TU-G-BRC-07: Multileaf Collimator Tracking of Respiratory Motion Using a Novel X-Ray Monitoring System, Medical Physics, Vol.38 (6Part30), p.3782.

Koenig, T., Zuber, M., Zwerger, A., Fauler, A., Nill, S., Fiederle, M. & Oelfke, U. (2011). SU-C-211-03: X-Ray Imaging Properties of Two Highly Granular Spectroscopic Pixel Detectors Intended for Small Animal Imaging, Medical Physics, Vol.38 (6Part2), p.3376.

Fast, M., Krauss, A., Nill, S. & Oelfke, U. (2011). TU-C-214-08: Position Detection Accuracy of a Novel Linac-Mounted Intra-Fractional X-Ray Imaging System, Medical Physics, Vol.38 (6Part28), pp.3757-3758.

Stoll, A., Nill, S. & Oelfke, U. (2011). SU-E-T-881: Simulation of a Multileaf Collimator vs. Iris Variable Aperture Collimation for Prostate Robotic Radiosurgery and IMRT, Medical Physics, Vol.38 (6Part24), p.3694.

Hofmann, K., Krauss, A., Nill, S. & Oelfke, U. (2011). TU-G-BRC-09: A Comparison of Step-And-Shoot and DMLC IMRT-Delivery for Real-Time Tumor Tracking, Medical Physics, Vol.38 (6Part30), pp.3782-3783.

Krauss, A., Nill, S. & Oelfke, U. (2010). SU-GG-J-09: Effective Tracking of Intrafractional Organ Motion Due to Breathing Using a Siemens 160 MLC, Medical Physics, Vol.37 (6Part9), p.3146.

Steinke, M., Nill, S. & Oelfke, U. (2010). PERFORMANCE CHARACTERISTICS OF A NOVEL MV CONE BEAM CT DEVICE USING A DEDICATED IMAGING BEAM LINE (IBL), RADIOTHERAPY AND ONCOLOGY, Vol.96, p.S49.

Schmitt, D., Nill, S., Herfarth, K., Munter, M., Pfitzenrnaier, J., Zabel-du Bois, A., Roeder, F., Huber, P. & Oelfke, U. (2010). ASSESSMENT OF IGRT STRATEGIES FOR PROSTATE PATIENT SETUP AND THE IMPACT OF INTRAFRACTION MOTION, RADIOTHERAPY AND ONCOLOGY, Vol.96, p.S425.

Schwahofer, A., Ulrich, S., Nill, S., Oelfke, U., Rhein, B. & Zabel-du Bois, A. (2010). DOSIMETRIC INTEGRATION OF DAILY MEGA-VOLTAGE CONE-BEAM CT FOR IMAGE-GUIDED RT, RADIOTHERAPY AND ONCOLOGY, Vol.96, pp.S431-S432.

Schmitt, D., Nill, S., Herfarth, K., Münter, M., Pfitzenmaier, J., Zabel-du Bois, A., Röder, F., Huber, P. & Oelfke, U. (2010). Intrafraction Organ Motion during Prostate Radiotherapy: Quantitative Correlation of Treatment Time and Margin Size, International Journal of Radiation Oncology*Biology*Physics, Vol.78 (3), p.S752.

Ulrich, S., Nill, S. & Oelfke, U. (2009). DYNAMIC ROTATIONAL ARC THERAPY WITH A NON FLATTENED BEAM, Radiotherapy and Oncology, Vol.92, pp.S191-S192.

Nill, S., Tücking, T., Schwarz, M., Bendl, R. & Oelfke, U. (2009). RESPIRATION GATED CONE BEAM IMAGING AND FLUOROSCOPY AT A LINEAR ACCELERATOR, Radiotherapy and Oncology, Vol.92, p.S55.

Krauss, A., Rau, A.W., Tacke, M., Nill, S. & Oelfke, U. (2009). Real-time Tumor Position Monitoring and Dynamic Dose Adaptation: Geometric and Dosimetric Accuracy of an Integrated Tracking System, International Journal of Radiation Oncology*Biology*Physics, Vol.75 (3), p.S74.

Nill, S. (2009). Treatment Planning: Stereotactic Treatment Techniques, , pp.107-112.

Barthold-Bess, S., Niedermaier, I., Hartmann, G.H., Jaekel, O., Karger, C., Nill, S., Oelfke, U., Giesel, F., Muenter, M., Hetz, T., et al. (2009). Cooperative Installation of the Medical Physics Online Study Program "Master of Advanced Physical Methods in Radiotherapy", WORLD CONGRESS ON MEDICAL PHYSICS AND BIOMEDICAL ENGINEERING, VOL 25, PT 12, Vol.25 (12), pp.390-+.

Nill, S. (2009). Treatment Planning: IMRT Optimization — Basic and Advanced Techniques, , pp.95-106.

Jensen, A., Muenter, M., Bischoff, H., Herpel, E., Haselmann, R., Timke, C., Krempien, R., Sterzing, F., Nill, S., Heeger, S., et al. (2008). IMRT in combination with Cetuximab for NSCLC: the NEAR study (NCT 00115518): Toxicity and present result, STRAHLENTHERAPIE UND ONKOLOGIE, Vol.184, p.34.

Nill, S., Stützel, J., Häring, P. & Oelfke, U. (2008). The use of modern electronic flat panel devices for image guided radiation therapy: Image quality comparison, intra fraction motion monitoring and quality assurance applications, Presented at Proceedings of the 10th Conference, Astroparticle, Particle and Space Physics, Detectors and Medical Physics Applications, .

Tacke, M., Nill, S. & Oelfke, U. (2008). SU-EE-A1-05: A Real-Time Feedback Control Algorithm to Compensate 2D Target Motion with a Dynamic Multileaf Collimator, Medical Physics, Vol.35 (6Part2), p.2637.

Nill, S., Schubert, K. & Oelfke, U. (2008). IMAGE QUALITY ASSESSMENT OF EXTRA CRANIAL 3D-CT DATA OBTAINED BY THREE DIFFERENT IMAGE GUIDED RADIATION-THERAPY DEVICES, RADIOTHERAPY AND ONCOLOGY, Vol.88, p.S85.

Ulrich, S., Nill, S. & Oelfke, U. (2008). INFLUENCE OF HARDWARE CONSTRAINTS ON THE PLAN QUALITY IN ROTATION THERAPY, RADIOTHERAPY AND ONCOLOGY, Vol.88, p.S46.

Jensen, A.D., Muenter, M.W., Bischoff, H., Haselmann, R., Timke, C., Krempien, R., Sterzing, F., Nill, S., Heeger, S., Hoess, A., et al. (2008). IMRT IN COMBINATION WITH CETUXIMAB IN THE TREATMENT OF NSCLC: THE NEAR TRIAL (NCT 00115518): TOXICITY AND PRELIMINARY RESULTS, RADIOTHERAPY AND ONCOLOGY, Vol.88, pp.S282-S283.

Taheri-Kadkhoda, Z., Nill, S., Wilkens, J., Oelfke, U., Björk-Eriksson, T., Huber, P. & Munter, M.W. (2007). Comparison of intensity-modulated proton therapy and intensity-modulated photon therapy in treatment of nasopharyngeal carcinoma, Radiotherapy and Oncology, Vol.82, pp.S52-S53.

Dinkel, J., Biederer, J., Remmert, G., Nill, S., Debus, P. & Schlegel, W. (2007). Comparison of 4D-MRT, 4D-Cone Beam-CT and respiratory 4D-CT: Analysis of tumour volumetry and movement on an ex-vivo phantom, STRAHLENTHERAPIE UND ONKOLOGIE, Vol.183, pp.16-17.

Haering, P., Nill, S., Janisch, E., Klemm, S. & Rhein, B. (2007). SU-FF-T-327: Online IMRT Verification by Flat Panel Measured Entrance Doses, Medical Physics, Vol.34 (6Part12), p.2477.

Stoiber, E., Sterzing, F., Nill, S., Bauer, H., Huber, P., Debus, J. & Muenter, M.W. (2007). Intensity-modulated radiotherapy in treatment of children and young adults - Experiences of a single institution, STRAHLENTHERAPIE UND ONKOLOGIE, Vol.183, p.136.

Jensen, A., Muenter, M.W., Bischoff, H., Herpel, E., Haselmann, R., Timke, C., Krempien, R., Sterzing, F., Nill, S., Heeger, S., et al. (2007). IMRT in combination with Cetuximab in the treatment of stage-III NSCLC: the NEAR study (nct-00115518), STRAHLENTHERAPIE UND ONKOLOGIE, Vol.183, p.97.

Reitz, I., Webbz, M.A., Graafsma, H., Lohmann, M., Partridge, M., Ulrich, S., Rau, A., Tacke, M., Nill, S., Hesse, B., et al. (2007). Measurement of the radiation response of a flat-panel detector with monochromatic x-rays at HASYLAB, Presented at 9th Biennial Meeting on Physics and Radiation Technology for Clinical Radiotherapy, Barcelona, SPAIN. RADIOTHERAPY AND ONCOLOGY, Vol.84, pp.S79-S80.

Braunstein, A., Nill, S. & Oelfke, U. (2007). Quantification of dose accumulation effects for an ITV optimisation of a moving lung tumour case, RADIOTHERAPY AND ONCOLOGY, Vol.84, p.S78.

Rau, A., Nill, S. & Oelfke, U. (2007). Simultaneous, synchronized tumor tracking with electromagnetic transponders and kV x-ray imaging, RADIOTHERAPY AND ONCOLOGY, Vol.84, pp.S61-S62.

Janisch, E., Haering, P., Rhein, B., Klemm, S. & Nill, S. (2007). Based quality assurance on siemens linear accelerators, RADIOTHERAPY AND ONCOLOGY, Vol.84, p.S263.

Nill, S., Stuetzel, J. & Oelfke, U. (2007). Image quality assessment of 3D-CT data obtained by four different image guided radiationtherapy devices, RADIOTHERAPY AND ONCOLOGY, Vol.84, p.S247.

Dinkel, J., Biederer, J., Thierfelder, C., Jetter, S., Nill, S., Oelfke, U., Schlegel, W., Debus, J. & Kauczor, H. (2007). 1017 POSTER 4D-CT, 4D-MRI and Linac-integrated 4D Cone Beam CT of the Lung: reproducibility of tumour size and displacement in a respirated ex-vivo system, European Journal of Cancer Supplements, Vol.5 (4), pp.139-140.

Thieke, C., Spalke, T., Monz, M., Scherrer, A., Süss, P., Küfer, K., Nill, S., Bendl, R., Debus, J. & Huber, P.E., et al. (2007). Prostate IMRT Planning Using a New Multicriterial Interactive Planning System, International Journal of Radiation Oncology*Biology*Physics, Vol.69 (3), pp.S371-S372.

Thieke, C., Malsch, U., Muenter, M., Bendl, R., Nill, S., Debus, J. & Huber, P. (2006). Radiation treatment of ENT tumours with a Linac/CT-scanner combination - first experiences with adaptive radiotherapy, STRAHLENTHERAPIE UND ONKOLOGIE, Vol.182, p.145.

Jensen, A.D., Muenter, M., Hoess, A., Nill, S., Debus, J., Huber, P. & Herfarth, K. (2006). Adaptive radiotherapy in NSCLC: A plan study, STRAHLENTHERAPIE UND ONKOLOGIE, Vol.182, p.116.

Krempien, R., Muenter, M., Huber, P., Timke, C., Buechler, P., Nill, S., Friess, H., Buehler, M. & Debus, J. (2006). Inverse planned stereotactic intensity modulated radiotherapy (IMRT) in combination with chemotherapy in the primary treatment of inoperable pancreatic cancer, STRAHLENTHERAPIE UND ONKOLOGIE, Vol.182, p.36.

Hesse, B.M., Nill, S., Tücking, T. & Oelfke, U. (2006). SU-FF-J-50: Dose Guidance in Radio Therapy by Means of Entrance Dosimetry, Medical Physics, Vol.33 (6Part5), p.2031.

Seeber, A., Nill, S., Joshi, S. & Oelfke, U. (2006). Including motion in IMRT planning: Simultaneous optimisation on a set of breathing phases, RADIOTHERAPY AND ONCOLOGY, Vol.81, pp.S222-S223.

Hesse, B., Nill, S., Tuecking, T. & Oelfke, U. (2006). 3D in vivo dosimetry by means of entrance dosimetry for dose guided radiotherapy, RADIOTHERAPY AND ONCOLOGY, Vol.81, p.S46.

Reitz, I., Hesse, B., Tuecking, T., Nill, S. & Oelfke, U. (2006). Enhancement of image quality with a fast iterative scatter correction solution for kV CBCT, RADIOTHERAPY AND ONCOLOGY, Vol.81, p.S217.

Pflugfelder, D., Wilkens, J., Nill, S. & Oelfke, U. (2006). Comparison of two optimization methods for inverse treatment planning., RADIOTHERAPY AND ONCOLOGY, Vol.81, p.S29.

Thieke, C., Malsch, U., Seeber, A., Nill, S., Bendl, R., Oelfke, U., Munter, M., Huber, P. & Debus, J. (2006). Adaptive radiotherapy of head and neck cancer using automatic elastic matching of CT images, RADIOTHERAPY AND ONCOLOGY, Vol.81, pp.S27-S28.

Nill, S., Jetter, S., Tacking, T., Moser, T., Remmert, G., Biederer, J., Fabel-Schulte, M., Dinkel, J. & Oelfke, U. (2006). Comparison of 4D cone beam CT and 4D spiral scan CT using a dedicated chest phantom, RADIOTHERAPY AND ONCOLOGY, Vol.81, pp.S213-S214.

Tuecking, T., Nill, S. & Oelfke, U. (2006). Dose calculation on Linac integrated KV-cone beam CT, RADIOTHERAPY AND ONCOLOGY, Vol.81, p.S26.

Seeber, A., Nill, S., Tücking, T. & Oelfke, U. (2005). SU-FF-J-87: Linac Based KV Cone-Beam CT for Extended Field of Views: Evaluation of An Approximate Reconstruction Strategy, Medical Physics, Vol.32 (6Part5), p.1940.

Nill, S., Unkelbach, J., Dietrich, L. & Oelfke, U. (2005). SU-FF-J-61: Evaluation of Two Fluoroscopic Imaging Setups for Online Dose Delivery Adaptation, Medical Physics, Vol.32 (6Part5), p.1933.

Tücking, T., Nill, S. & Oelfke, U. (2005). TU-EE-A2-03: Evaluation of Dose Calculation in KV-Cone Beam CT Data Sets, Medical Physics, Vol.32 (6Part17), p.2109.

Szymanowski, H., Nill, S. & Oelfke, U. (2005). SU-FF-T-280: Verification of Monte Carlo Simulations of Proton Dose Distributions in Biological Media, Medical Physics, Vol.32 (6Part11), pp.2014-2015.

Hesse, B., Nill, S., Tücking, T. & Oelfke, U. (2005). 207 First clincal experiments with image and dose guided radiotherapy, Radiotherapy and Oncology, Vol.76, p.S101.

Tücking, T., Dietrich, L., Nill, S., Hesse, B., Thilmann, C. & Oelfke, U. (2005). 273 Respiration gated cone beam imaging and fluoroscopy at a linear accelerator, Radiotherapy and Oncology, Vol.76, p.S127.

Szymanowski, H., Pflugfelder, D., Nill, S. & Oelfke, U. (2005). 104 Practical implementation of an improved proton dose algorithm for heterogeneous media, Radiotherapy and Oncology, Vol.76, p.S56.

Dietrich, L., Tucking, T., Nill, S., Hesse, B.M., Thilmann, C., Huber, P., Debus, J. & Oelfke, U. (2005). Respiration Gated Cone Beam Imaging Reconstruction at a Dedicated Linear Accelerator, International Journal of Radiation Oncology*Biology*Physics, Vol.63, pp.S510-S511.

Thilmann, C., Nill, S., Tucking, T., Hesse, B., Dietrich, L., Rhein, B., Haering, P., Oelfke, U., Debus, J. & Huber, P., et al. (2005). Correction of Patient Positioning Errors based on In-Line Cone Beam CTs: Clinical Implementation and First Experiences, International Journal of Radiation Oncology*Biology*Physics, Vol.63, pp.S550-S551.

Munter, M.W., Thilmann, C., Hof, H., Nikoghosyan, A., Didinger, B., Nill, S., Rhein, B. & Debus, J. (2004). Inversely planned stereotactic intensity-modulated radiotherapy in the treatment of adenoid cystic carcinomas of the head and neck region, STRAHLENTHERAPIE UND ONKOLOGIE, Vol.180, p.41.

HESSE, B., NILL, S., TUECKING, T. & OELFKE, U. (2004). A novel hardware design for image and dose guided radiotherapy, International Journal of Radiation OncologyBiologyPhysics, Vol.60, p.S200.

Hesse, B.M., Nill, S., Tucking, T., Hinderer, R. & Oelfke, U. (2004). A new method for image and dose guided radiotherapy, RADIOTHERAPY AND ONCOLOGY, Vol.73, pp.S228-S229.

Hinderer, R., Hesse, B.M., Ebert, M., Nill, S. & Oelfke, U. (2004). Correction of non-ideal projection geometries in cone-beam computed tomography using a phantom with helically arranged markers, RADIOTHERAPY AND ONCOLOGY, Vol.73, p.S228.

Tucking, T., Nill, S., Hesse, B., Bendl, R. & Oelfke, U. (2004). Application of a KV cone beam equipment on a Siemens linac for image guided radiotherapy, RADIOTHERAPY AND ONCOLOGY, Vol.73, p.S51.

Dietrich, L., Tucking, T., Nill, S. & Oelfke, U. (2004). Compensation of respiratory motion by gated radiotherapy: an experimental study, RADIOTHERAPY AND ONCOLOGY, Vol.73, p.S28.

Nill, S., Dietrich, L., Unkelbach, J. & Oelfke, U. (2004). Adaptive radiotherapy (ART) of organ motion: evaluation of two imaging concepts, RADIOTHERAPY AND ONCOLOGY, Vol.73, p.S228.

Thieke, C., Kuefer, K.H., Monz, M., Scherrer, A., Alonso, F., Nill, S., Thilmann, C. & Bortfeld, T. (2004). Beyond weight factors: new concepts for defining and analysing dose optimisation, RADIOTHERAPY AND ONCOLOGY, Vol.73, p.S75.

Szymanowski, H., Nill, S. & Oelfke, U. (2004). A Monte Carlo-based tool for proton dose verification on patient CT data, RADIOTHERAPY AND ONCOLOGY, Vol.73, p.S319.

Oelfke, U. & Nill, S. (2003). Analyzing dose distributions of fractionated radiotherapy: Unified concepts for EUD and BED, MEDICAL PHYSICS, Vol.30 (6), p.1511.

Tucking, T., Nill, S., Thilmann, C. & Oelfke, U. (2003). Application of a new external MMLC for high precision IMRT - a feasibility study, RADIOTHERAPY AND ONCOLOGY, Vol.68, p.S75.

Thieke, C., Bortfeld, T., Niemierko, A., Kuefer, K.H. & Nill, S. (2003). Multicriteria optimization in inverse radiotherapy planning, RADIOTHERAPY AND ONCOLOGY, Vol.68, p.S44.

Newhauser, W.D., Titt, U., Dexheimer, D., Yan, X. & Nill, S. (2002). Neutron shielding verification measurements and simulations for a 235-MeV proton therapy center, Nuclear Instruments and Methods in Physics Research Section A: Accelerators, Spectrometers, Detectors and Associated Equipment, Vol.476 (1-2), pp.80-84.

Oelfke, U., Nill, S. & Siemer, N. (2002). Inverse treatment planning based on EUD: Analyzing first order biological effects, MEDICAL PHYSICS, Vol.29 (6), p.1284.

Scholz, C., Nill, S., Oelfke, U. & Bortfeld, T. (2002). Application of an advanced photon dose algorithm for inverse IMRT planning, MEDICAL PHYSICS, Vol.29 (6), p.1335.

Nill, S., Oelfke, U. & Bortfeld, T. (2000). A new planning tool for IMRT treatments: Implementation and first application for proton beams, USE OF COMPUTERS IN RADIATION THERAPY, , pp.326-328.

Carl, U.M., Peusch-Dreyer, D., Frieling, T., Schmitt, G. & Hartmann, K.A. (1998). Treatment of radiation proctitis with hyperbaric oxygen: What is the optimal number of HBO treatments?, Strahlentherapie und Onkologie, Vol.174 (9), pp.482-483.

Bohsung, J., Nill, S., Perelmouter, J., Nusslin, F., Kortmann, R.D. & Bamberg, M. (1996). A software tool for geometric optimization of radiation beam entries, CAR '96: COMPUTER ASSISTED RADIOLOGY, Vol.1124, pp.648-653.

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