Professor David Thwaites

A28 - Physics Building
The University of Sydney

Telephone +61 2 9351 8731
Fax +61 2 9351 7726

Research interests

Radiation oncology physics, radiation dosimetry, radiation protection, imaging in oncology, image-guided radiotherapy. Director of the Institute of Medical Physics.

Current research students

Project title Research student
Deformable Image Registration for Multi-Modality Image-Based Radiotherapy Treatment Planning and Verification Rob FINNEGAN

Selected grants

2015

  • The ACRF Image-X Institute: Eradicating Cancer through Innovation in Imaging and Targeted X-ray Therapy; Keall P, Barton M, Jackson M, Thwaites D, Kuncic Z, Fulton R, Foster K; Australian Cancer Research Foundation/Research Support.

2014

  • Funding for Chair Medical Physics; Thwaites D; Health Administration Corporation/Chair Medical Physics.
  • Conjoint Research Medical Physics Post (Westmead Hospital and USyd Institute of Medical Physics) re-Data- Mining project; Thwaites D; Westmead Hospital/Research Support.
  • Rapid learning proof-of-concept for NSW radiotherapy: Linking and mining imaging and clinical data to support optimised decisions for NSW lung cancer patients; Thwaites D, Holloway L, Dekker A, Delaney G, Bailey M, Ghose A, Vinod S, Miller A, Hegi-Johnson F; NSW Ministry of Health, Office for Health and Medical Research/Bioinformatics Collaborative Grants Program.
  • Conjoint research medical physics post (Royal North Shore Hospital and USyd Institute of Medical Physics), re: advanced radiation oncology technology and techniques; Thwaites D; Royal North Shore Hospital/Research Support.
  • Institute of Medical Physics conjoint university-hospital medical physics research post - re: advanced radiation oncology technology and techniques; Thwaites D; Calvary Mater Newcastle/Research Support.
  • Do treatment delivery uncertainties limit the effectiveness of advanced technology radiotherapy treatments; Thwaites D, Arumugam S, Vinod S, Lee M, Rozenfeld A, Metcalfe P; Cancer Council New South Wales/Research Project Grants.

2013

  • Chair of Medical Physics research program; Thwaites D; Health Administration Corporation/Research Support.
  • Conjoint research medical physics post (Orange CCC and USyd Institute of Medical Physics): Advanced radiation oncology technology and techniques; Thwaites D; Health Administration Corporation/Research Support.

2012

  • The National Medical Physics University Network; Thwaites D; Department of Health (Federal)/Targeted Prevention Programs.
  • Radiation oncology medical physics conjoint academic posts; Thwaites D; Department of Health (Federal)/Targeted Prevention Programs.
  • Conjoint research medical physics research post (Westmead and Nepean Hospitals) re: advanced radiation oncology technology and techniques; Thwaites D; Westmead Hospital/Research Support.
  • Medical Physics academic program Co-ordinators Group (MPCG); Thwaites D; Department of Health (Federal)/Targeted Prevention Programs.
  • An adaptable and dedicated linear accelerator for medical radiation research; Keall P, Jackson M, Rozenfeld A, Barton M, Greer P, Vial J, Baldock C, Metcalfe P, Thwaites D, Kuncic Z, Holloway L, Bosi S, Eslick E, Downes S; Australian Research Council (ARC)/Linkage Infrastructure, Equipment and Facilities (LIEF).

2010

  • Chair of medical physics research program; Thwaites D; Health Administration Corporation/Research Support.

Selected publications

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Journals

  • Lustberg, T., Bailey, M., Thwaites, D., Miller, A., Holloway, L., Velazquez, E., Hoebers, F., Dekker, A. (2016). Implementation of a rapid learning platform: Predicting 2-year survival in laryngeal carcinoma patients in a clinical setting. Oncotarget, 7(24), 37288-37296. [More Information]
  • Ibbott, G., Thwaites, D. (2015). Audits for advanced treatment dosimetry. Journal of Physics: Conference Series, 573(1), 012002-1-012002-4. [More Information]
  • Arumugam, S., Young, T., Xing, A., Thwaites, D., Holloway, L. (2015). Benchmarking the gamma pass score using ArcCHECK for routine dosimetric QA of VMAT plans. Journal of Physics: Conference Series, 573(1), 012040-1-012040-4. [More Information]
  • Kairn, T., Charles, P., Cranmer-Sargison, G., Crowe, S., Langton, C., Thwaites, D., Trapp, J. (2015). Clinical use of diodes and micro-chambers to obtain accurate small field output factor measurements. Australasian Physical and Engineering Sciences in Medicine, 38, 357-367. [More Information]
  • Caloz, M., Kafrouni, M., Leturgie, Q., Corde, S., Downes, S., Lehmann, J., Thwaites, D. (2015). Development of phantom and methodology for 3D and 4D dose intercomparisons for advanced lung radiotherapy. Journal of Physics: Conference Series, 573(1), 012023-1-012023-4. [More Information]
  • Garcia, R., NYSTROM, H., Fiorino, C., Thwaites, D. (2015). Does a too risk-averse approach to the implementation of new radiotherapy technologies delay their clinical use? British Journal of Radiology, 88(1051), 1-5. [More Information]
  • Foote, M., Bailey, M., Smith, L., Siva, S., Hegi-Johnson, F., Seeley, A., Barry, T., Booth, J., Ball, D., Thwaites, D. (2015). Guidelines for safe practice of stereotactic body (ablative) radiation therapy. Journal of Medical Imaging and Radiation Oncology, 59(5), 646-653. [More Information]
  • Muren, L., Jornet, N., George, D., Garcia, R., Thwaites, D. (2015). Improving radiotherapy through medical physics developments. Radiotherapy and Oncology, 117(3), 403-406. [More Information]
  • Hansen, C., Sykes, J., Barber, J., West, K., Bromley, R., Szymura, K., Fisher, S., Sim, J., Bailey, M., Chrystal, D., Thwaites, D., et al (2015). Multicentre knowledge sharing and planning/dose audit on flattening filter free beams for SBRT lung. Journal of Physics: Conference Series, 573(1), 1-4. [More Information]
  • Bendall, L., Najim, M., Stensmyr, R., Flower, E., Yau, S., Thwaites, D., Sykes, J. (2015). Performance evaluation of head and neck contour adaptation with cone beam CT using two commercial software systems. Acta Oncologica, 54(9), 1693-1697. [More Information]
  • Hansen, C., Bertelsen, A., Riis, H., Christiansen, R., Hansen, O., Sykes, J., Thwaites, D., Brink, C. (2015). Plan quality and delivery accuracy of flattening filter free beam for SBRT lung treatments. Acta Oncologica, 54(3), 422-432. [More Information]
  • Juneja, P., Kneebone, A., Booth, J., Thwaites, D., Kaur, R., Colvill, E., Ng, J., Keall, P., Eade, T. (2015). Prostate motion during radiotherapy of prostate cancer patients with and without application of a hydrogel spacer: a comparative study. Radiation Oncology, 10, 1-6. [More Information]
  • Clark, C., Aird, E., Bolton, S., Miles, E., Nisbet, A., Snaith, J., Thomas, R., Venables, K., Thwaites, D. (2015). Radiotherapy dosimetry audit: Three decades of improving standards and accuracy in UK clinical practice and trials. British Journal of Radiology, 88(1055), 1-13. [More Information]
  • Young, T., Xing, A., Vial, P., Thwaites, D., Holloway, L., Arumugam, S. (2015). Sensitivity of collapsed arc QA method for delivery errors in Volumetric Modulated Arc Therapy (VMAT). Journal of Physics: Conference Series, 573(1), 012021-1-012021-4. [More Information]
  • Bortfeld, T., Torresin, A., Fiorino, C., Andreo, P., Gagliardi, G., Jeraj, R., Muren, L., Paiusco, M., Thwaites, D., Knoos, T. (2015). The research versus clinical service role of medical physics. Radiotherapy and Oncology, 114(3), 285-288. [More Information]
  • Arumugam, S., Xing, A., Young, T., Thwaites, D., Holloway, L. (2015). Three dimensional dose verification of VMAT plans using the Octavius 4D dosimetric system. Journal of Physics: Conference Series, 573(1), 1-4. [More Information]
  • Arumugam, S., Xing, A., Young, T., Thwaites, D., Holloway, L. (2015). Validation of 3DVH estimated DVH metrics for prostate VMAT plans. Journal of Physics: Conference Series, 573(1), 1-4. [More Information]
  • Thompson, C., Weston, S., Cosgrove, V., Thwaites, D. (2014). A dosimetric characterization of a novel linear accelerator collimator. Medical Physics, 41(3), 1-11. [More Information]
  • Charles, P., Cranmer-Sargison, G., Thwaites, D., Crowe, S., Kairn, T., Knight, R., Kenny, J., Langton, C., Trapp, J. (2014). A practical and theoretical definition of very small field size for radiotherapy output factor measurements. Medical Physics, 41(4), 041707-1-041707-8. [More Information]
  • Johnson, D., Weston, S., Cosgrove, V., Thwaites, D. (2014). A simple model for predicting the signal for a head-mounted transmission chamber system, allowing IMRT in-vivo dosimetry without pretreatment linac time. Journal of Applied Clinical Medical Physics, 15(4), 270-279. [More Information]
  • Hill, R., Healy, B., Holloway, L., Kuncic, Z., Thwaites, D., Baldock, C. (2014). Advances in kilovoltage x-ray beam dosimetry. Physics in Medicine and Biology, 59(6), R183-R231. [More Information]
  • Barber, J., Sykes, J., Holloway, L., Thwaites, D. (2014). Automatic image registration performance for two different CBCT systems; Variation with imaging dose. Journal of Physics: Conference Series, 489(1), 1-4. [More Information]
  • Paynter, D., Weston, S., Cosgrove, V., Evans, J., Thwaites, D. (2014). Beam characteristics of energy-matched flattening filter free beams. Medical Physics, 41(5), 1-9. [More Information]
  • Harding, R., Trnková, P., Weston, S., Lilley, J., Thompson, C., Short, S., Loughrey, C., Cosgrove, V., Lomax, A., Thwaites, D. (2014). Benchmarking of a treatment planning system for spot scanning proton therapy: Comparison and analysis of robustness to setup errors of photon IMRT and proton SFUD treatment plans of base of skull meningioma. Medical Physics, 41(11), 111710-1-111710-11. [More Information]
  • Charles, P., Cranmer-Sargison, G., Thwaites, D., Kairn, T., Crowe, S., Pedrazzini, G., Aland, T., Kenny, J., Langton, C., Trapp, J. (2014). Design and experimental testing of air slab caps which convert commercial electron diodes into dual purpose, correction-free diodes for small field dosimetry. Medical Physics, 41(10), 101701-1-101701-9. [More Information]
  • Mason, J., Al-Qaisieh, B., Bownes, P., Thwaites, D., Henry, A. (2014). Dosimetry modeling for focal high-dose-rate prostate brachytherapy. Brachytherapy, 13(6), 611-617. [More Information]
  • Bawazeer, O., Gray, A., Arumugam, S., Vial, P., Thwaites, D., Descallar, J., Holloway, L. (2014). Evaluation of the ability of a 2D ionisation chamber array and an EPID to detect systematic delivery errors in IMRT plans. Journal of Physics: Conference Series, 489(1), 012071. [More Information]
  • Mason, J., Al-Qaisieh, B., Bownes, P., Henry, A., Thwaites, D. (2014). Investigation of interseed attenuation and tissue composition effects in 125I seed implant prostate brachytherapy. Brachytherapy, 13(6), 603-610. [More Information]
  • Mason, J., Al-Qaisieh, B., Bownes, P., Wilson, D., Buckley, D., Thwaites, D., Carey, B., Henry, A. (2014). Multi-parametric MRI-guided focal tumor boost using HDR prostate brachytherapy: A feasibility study. Brachytherapy, 13(2), 137-145. [More Information]
  • Cho, G., Ebert, M., Holloway, L., Kuncic, Z., Baldock, C., Thwaites, D. (2014). Radiation treatment dose optimisation using Poisson tumour control probability parameters. Journal of Physics: Conference Series, 489(1), 1-7. [More Information]
  • Dekker, A., Vinod, S., Holloway, L., Oberije, C., George, A., Goozee, G., Delaney, G., Lambin, P., Thwaites, D. (2014). Rapid learning in practice: A lung cancer survival decision support system in routine patient care data. Radiotherapy and Oncology, 113(1), 47-53. [More Information]
  • Cranmer-Sargison, G., Charles, P., Trapp, J., Thwaites, D. (2013). A methodological approach to reporting corrected small field relative outputs. Radiotherapy and Oncology, 109(3), 350-355. [More Information]
  • Thwaites, D. (2013). Accuracy required and achievable in radiotherapy dosimetry: Have modern technology and techniques changed our views? Journal of Physics: Conference Series (Online), 444(1), 1-17. [More Information]
  • Sykes, J., Lindsay, R., Iball, G., Thwaites, D. (2013). Dosimetry of CBCT: Methods, doses and clinical consequences. Journal of Physics: Conference Series (Online), 444(1), 1-13. [More Information]
  • Mason, J., Al-Qaisieh, B., Bownes, P., Henry, A., Thwaites, D. (2013). Monte Carlo investigation of I-125 interseed attenuation for standard and thinner seeds in prostate brachytherapy with phantom validation using a MOSFET. Medical Physics, 40(3), 1-10. [More Information]
  • Thwaites, D., Baldock, C. (2013). Preface of the proceedings to the 7th International Conference on 3D Radiation Dosimetry (IC3DDose). Journal of Physics: Conference Series, 444(1), 1-2; 3. [More Information]
  • Cranmer-Sargison, G., Liu, P., Weston, S., Suchowerska, N., Thwaites, D. (2013). Small field dosimetric characterization of a new 160-leaf MLC. Physics in Medicine and Biology, 58(20), 7343-7354. [More Information]
  • Muren, L., Thwaites, D. (2013). The on-going quest for treatment precision and conformality in radiotherapy. Radiotherapy and Oncology, 109(3), 337-341. [More Information]
  • Yartsev, S., Muren, L., Thwaites, D. (2013). Treatment planning studies in radiotherapy. Radiotherapy and Oncology, 109(3), 342-343. [More Information]
  • Dean, C., Sykes, J., Cooper, R., Hatfield, P., Carey, B., Swift, S., Bacon, S., Thwaites, D., Sebag-Montefiore, D., Morgan, A. (2012). An evaluation of four CT-MRI co-registration techniques for radiotherapy treatment planning of prone rectal cancer patients. British Journal of Radiology, 85(1009), 61-68. [More Information]
  • Cranmer-Sargison, G., Weston, S., Evans, J., Sidhu, N., Thwaites, D. (2012). Monte Carlo modelling of diode detectors for small field MV photon dosimetry: detector model simplification and the sensitivity of correction factors to source parameterization. Physics in Medicine and Biology, 57(16), 5141-5153. [More Information]
  • Cranmer-Sargison, G., Weston, S., Sidhu, N., Thwaites, D. (2011). Experimental small field 6 MV output ratio analysis for various diode detector and accelerator combinations. Radiotherapy and Oncology, 100(3), 429-435. [More Information]
  • Cranmer-Sargison, G., Weston, S., Evans, J., Sidhu, N., Thwaites, D. (2011). Implementing a newly proposed Monte Carlo based small field dosimetry formalism for a comprehensive set of diode detectors. Medical Physics, 38(12), 6592-6602. [More Information]
  • Thwaites, D., Malicki, J. (2011). Physics and technology in ESTRO and in Radiotherapy and Oncology: Past, present and into the 4th dimension. Radiotherapy and Oncology, 100(3), 327-332. [More Information]
  • Speight, R., Sykes, J., Lindsay, R., Franks, K., Thwaites, D. (2011). The evaluation of a deformable image registration segmentation technique for semi-automating internal target volume (ITV) production from 4DCT images of lung stereotactic body radiotherapy (SBRT) patients. Radiotherapy and Oncology, 98(2), 277-283. [More Information]
  • Derbyshire, S., Morgan, A., Thompson, R., Henry, A., Thwaites, D. (2010). Optimal planning parameters for simultaneous boost IMRT treatment of prostate cancer using a Beam Modulator. Reports of Practical Oncology and Radiotherapy, 14(6), 205-213. [More Information]
  • Thwaites, D., Verellen, D. (2010). Vorsprung durch Technik: Evolution, implementation, QA and safety of new technology in radiotherapy. Radiotherapy and Oncology, 94(2), 125-128. [More Information]
  • Sykes, J., Brettle, D., Magee, D., Thwaites, D. (2009). Investigation of uncertainties in image registration of cone beam CT to CT on an image-guided radiotherapy system. Physics in Medicine and Biology, 54(24), 7236-7283. [More Information]

Conferences

  • Pogson, E., Hansen, C., Blake, S., Arumugam, S., Juresic, J., Ochoa, O., Yakobi, J., Haman, A., Trtovac, A., Holloway, L., Thwaites, D. (2016). A Multi-Institutional Study Quantifying the Impact of Simulated Linear Accelerator VMAT Errors for Nasopharynx. American Association of Physicists in Medicine (AAPM 2016) 58th Annual Meeting and Exhibition, 1631 Prince Street Alexandria, VA 22314: American Association of Physicists in Medicine (AAPM).
  • Pogson, E., Hansen, C., Blake, S., Arumugam, S., Holloway, L., Thwaites, D. (2016). Step and Shoot IMRT, VMAT and Autoplan VMAT Nasopharnyx Plan Robustness to Linear Accelerator Delivery Errors. American Association of Physicists in Medicine (AAPM 2016) 58th Annual Meeting and Exhibition, 1631 Prince Street Alexandria, VA 22314: American Association of Physicists in Medicine (AAPM).
  • Juneja, P., Caine, H., Hunt, P., Booth, J., Thwaites, D., O'Toole, J., Vestergaad, A., Kallehauge, J., Kneebone, A., Eade, T. (2015). Adaptive radiotherapy for bladder cancer using deformable image registration of empty and full bladder. World Congress on Medical Physics and Biomedical Engineering, Cham, Switzerland: Springer. [More Information]
  • Izewska, J., Bera, P., Azangwe, G., Thwaites, D., George, D., Followill, D. (2011). IAEA Support to National TLD Audit Networks for Raidotherapy Dosimetry. International Symposium on Standards, Applications and Quality Assurance in Medical Radiation Dosimetry (IDOS 2010), Vienna, Austria: International Atomic Energy Agency (IAEA).

2016

  • Pogson, E., Hansen, C., Blake, S., Arumugam, S., Juresic, J., Ochoa, O., Yakobi, J., Haman, A., Trtovac, A., Holloway, L., Thwaites, D. (2016). A Multi-Institutional Study Quantifying the Impact of Simulated Linear Accelerator VMAT Errors for Nasopharynx. American Association of Physicists in Medicine (AAPM 2016) 58th Annual Meeting and Exhibition, 1631 Prince Street Alexandria, VA 22314: American Association of Physicists in Medicine (AAPM).
  • Lustberg, T., Bailey, M., Thwaites, D., Miller, A., Holloway, L., Velazquez, E., Hoebers, F., Dekker, A. (2016). Implementation of a rapid learning platform: Predicting 2-year survival in laryngeal carcinoma patients in a clinical setting. Oncotarget, 7(24), 37288-37296. [More Information]
  • Pogson, E., Hansen, C., Blake, S., Arumugam, S., Holloway, L., Thwaites, D. (2016). Step and Shoot IMRT, VMAT and Autoplan VMAT Nasopharnyx Plan Robustness to Linear Accelerator Delivery Errors. American Association of Physicists in Medicine (AAPM 2016) 58th Annual Meeting and Exhibition, 1631 Prince Street Alexandria, VA 22314: American Association of Physicists in Medicine (AAPM).

2015

  • Juneja, P., Caine, H., Hunt, P., Booth, J., Thwaites, D., O'Toole, J., Vestergaad, A., Kallehauge, J., Kneebone, A., Eade, T. (2015). Adaptive radiotherapy for bladder cancer using deformable image registration of empty and full bladder. World Congress on Medical Physics and Biomedical Engineering, Cham, Switzerland: Springer. [More Information]
  • Ibbott, G., Thwaites, D. (2015). Audits for advanced treatment dosimetry. Journal of Physics: Conference Series, 573(1), 012002-1-012002-4. [More Information]
  • Arumugam, S., Young, T., Xing, A., Thwaites, D., Holloway, L. (2015). Benchmarking the gamma pass score using ArcCHECK for routine dosimetric QA of VMAT plans. Journal of Physics: Conference Series, 573(1), 012040-1-012040-4. [More Information]
  • Kairn, T., Charles, P., Cranmer-Sargison, G., Crowe, S., Langton, C., Thwaites, D., Trapp, J. (2015). Clinical use of diodes and micro-chambers to obtain accurate small field output factor measurements. Australasian Physical and Engineering Sciences in Medicine, 38, 357-367. [More Information]
  • Caloz, M., Kafrouni, M., Leturgie, Q., Corde, S., Downes, S., Lehmann, J., Thwaites, D. (2015). Development of phantom and methodology for 3D and 4D dose intercomparisons for advanced lung radiotherapy. Journal of Physics: Conference Series, 573(1), 012023-1-012023-4. [More Information]
  • Garcia, R., NYSTROM, H., Fiorino, C., Thwaites, D. (2015). Does a too risk-averse approach to the implementation of new radiotherapy technologies delay their clinical use? British Journal of Radiology, 88(1051), 1-5. [More Information]
  • Foote, M., Bailey, M., Smith, L., Siva, S., Hegi-Johnson, F., Seeley, A., Barry, T., Booth, J., Ball, D., Thwaites, D. (2015). Guidelines for safe practice of stereotactic body (ablative) radiation therapy. Journal of Medical Imaging and Radiation Oncology, 59(5), 646-653. [More Information]
  • Muren, L., Jornet, N., George, D., Garcia, R., Thwaites, D. (2015). Improving radiotherapy through medical physics developments. Radiotherapy and Oncology, 117(3), 403-406. [More Information]
  • Hansen, C., Sykes, J., Barber, J., West, K., Bromley, R., Szymura, K., Fisher, S., Sim, J., Bailey, M., Chrystal, D., Thwaites, D., et al (2015). Multicentre knowledge sharing and planning/dose audit on flattening filter free beams for SBRT lung. Journal of Physics: Conference Series, 573(1), 1-4. [More Information]
  • Bendall, L., Najim, M., Stensmyr, R., Flower, E., Yau, S., Thwaites, D., Sykes, J. (2015). Performance evaluation of head and neck contour adaptation with cone beam CT using two commercial software systems. Acta Oncologica, 54(9), 1693-1697. [More Information]
  • Hansen, C., Bertelsen, A., Riis, H., Christiansen, R., Hansen, O., Sykes, J., Thwaites, D., Brink, C. (2015). Plan quality and delivery accuracy of flattening filter free beam for SBRT lung treatments. Acta Oncologica, 54(3), 422-432. [More Information]
  • Juneja, P., Kneebone, A., Booth, J., Thwaites, D., Kaur, R., Colvill, E., Ng, J., Keall, P., Eade, T. (2015). Prostate motion during radiotherapy of prostate cancer patients with and without application of a hydrogel spacer: a comparative study. Radiation Oncology, 10, 1-6. [More Information]
  • Clark, C., Aird, E., Bolton, S., Miles, E., Nisbet, A., Snaith, J., Thomas, R., Venables, K., Thwaites, D. (2015). Radiotherapy dosimetry audit: Three decades of improving standards and accuracy in UK clinical practice and trials. British Journal of Radiology, 88(1055), 1-13. [More Information]
  • Young, T., Xing, A., Vial, P., Thwaites, D., Holloway, L., Arumugam, S. (2015). Sensitivity of collapsed arc QA method for delivery errors in Volumetric Modulated Arc Therapy (VMAT). Journal of Physics: Conference Series, 573(1), 012021-1-012021-4. [More Information]
  • Bortfeld, T., Torresin, A., Fiorino, C., Andreo, P., Gagliardi, G., Jeraj, R., Muren, L., Paiusco, M., Thwaites, D., Knoos, T. (2015). The research versus clinical service role of medical physics. Radiotherapy and Oncology, 114(3), 285-288. [More Information]
  • Arumugam, S., Xing, A., Young, T., Thwaites, D., Holloway, L. (2015). Three dimensional dose verification of VMAT plans using the Octavius 4D dosimetric system. Journal of Physics: Conference Series, 573(1), 1-4. [More Information]
  • Arumugam, S., Xing, A., Young, T., Thwaites, D., Holloway, L. (2015). Validation of 3DVH estimated DVH metrics for prostate VMAT plans. Journal of Physics: Conference Series, 573(1), 1-4. [More Information]

2014

  • Thompson, C., Weston, S., Cosgrove, V., Thwaites, D. (2014). A dosimetric characterization of a novel linear accelerator collimator. Medical Physics, 41(3), 1-11. [More Information]
  • Charles, P., Cranmer-Sargison, G., Thwaites, D., Crowe, S., Kairn, T., Knight, R., Kenny, J., Langton, C., Trapp, J. (2014). A practical and theoretical definition of very small field size for radiotherapy output factor measurements. Medical Physics, 41(4), 041707-1-041707-8. [More Information]
  • Johnson, D., Weston, S., Cosgrove, V., Thwaites, D. (2014). A simple model for predicting the signal for a head-mounted transmission chamber system, allowing IMRT in-vivo dosimetry without pretreatment linac time. Journal of Applied Clinical Medical Physics, 15(4), 270-279. [More Information]
  • Hill, R., Healy, B., Holloway, L., Kuncic, Z., Thwaites, D., Baldock, C. (2014). Advances in kilovoltage x-ray beam dosimetry. Physics in Medicine and Biology, 59(6), R183-R231. [More Information]
  • Barber, J., Sykes, J., Holloway, L., Thwaites, D. (2014). Automatic image registration performance for two different CBCT systems; Variation with imaging dose. Journal of Physics: Conference Series, 489(1), 1-4. [More Information]
  • Paynter, D., Weston, S., Cosgrove, V., Evans, J., Thwaites, D. (2014). Beam characteristics of energy-matched flattening filter free beams. Medical Physics, 41(5), 1-9. [More Information]
  • Harding, R., Trnková, P., Weston, S., Lilley, J., Thompson, C., Short, S., Loughrey, C., Cosgrove, V., Lomax, A., Thwaites, D. (2014). Benchmarking of a treatment planning system for spot scanning proton therapy: Comparison and analysis of robustness to setup errors of photon IMRT and proton SFUD treatment plans of base of skull meningioma. Medical Physics, 41(11), 111710-1-111710-11. [More Information]
  • Charles, P., Cranmer-Sargison, G., Thwaites, D., Kairn, T., Crowe, S., Pedrazzini, G., Aland, T., Kenny, J., Langton, C., Trapp, J. (2014). Design and experimental testing of air slab caps which convert commercial electron diodes into dual purpose, correction-free diodes for small field dosimetry. Medical Physics, 41(10), 101701-1-101701-9. [More Information]
  • Mason, J., Al-Qaisieh, B., Bownes, P., Thwaites, D., Henry, A. (2014). Dosimetry modeling for focal high-dose-rate prostate brachytherapy. Brachytherapy, 13(6), 611-617. [More Information]
  • Bawazeer, O., Gray, A., Arumugam, S., Vial, P., Thwaites, D., Descallar, J., Holloway, L. (2014). Evaluation of the ability of a 2D ionisation chamber array and an EPID to detect systematic delivery errors in IMRT plans. Journal of Physics: Conference Series, 489(1), 012071. [More Information]
  • Mason, J., Al-Qaisieh, B., Bownes, P., Henry, A., Thwaites, D. (2014). Investigation of interseed attenuation and tissue composition effects in 125I seed implant prostate brachytherapy. Brachytherapy, 13(6), 603-610. [More Information]
  • Mason, J., Al-Qaisieh, B., Bownes, P., Wilson, D., Buckley, D., Thwaites, D., Carey, B., Henry, A. (2014). Multi-parametric MRI-guided focal tumor boost using HDR prostate brachytherapy: A feasibility study. Brachytherapy, 13(2), 137-145. [More Information]
  • Cho, G., Ebert, M., Holloway, L., Kuncic, Z., Baldock, C., Thwaites, D. (2014). Radiation treatment dose optimisation using Poisson tumour control probability parameters. Journal of Physics: Conference Series, 489(1), 1-7. [More Information]
  • Dekker, A., Vinod, S., Holloway, L., Oberije, C., George, A., Goozee, G., Delaney, G., Lambin, P., Thwaites, D. (2014). Rapid learning in practice: A lung cancer survival decision support system in routine patient care data. Radiotherapy and Oncology, 113(1), 47-53. [More Information]

2013

  • Cranmer-Sargison, G., Charles, P., Trapp, J., Thwaites, D. (2013). A methodological approach to reporting corrected small field relative outputs. Radiotherapy and Oncology, 109(3), 350-355. [More Information]
  • Thwaites, D. (2013). Accuracy required and achievable in radiotherapy dosimetry: Have modern technology and techniques changed our views? Journal of Physics: Conference Series (Online), 444(1), 1-17. [More Information]
  • Sykes, J., Lindsay, R., Iball, G., Thwaites, D. (2013). Dosimetry of CBCT: Methods, doses and clinical consequences. Journal of Physics: Conference Series (Online), 444(1), 1-13. [More Information]
  • Mason, J., Al-Qaisieh, B., Bownes, P., Henry, A., Thwaites, D. (2013). Monte Carlo investigation of I-125 interseed attenuation for standard and thinner seeds in prostate brachytherapy with phantom validation using a MOSFET. Medical Physics, 40(3), 1-10. [More Information]
  • Thwaites, D., Baldock, C. (2013). Preface of the proceedings to the 7th International Conference on 3D Radiation Dosimetry (IC3DDose). Journal of Physics: Conference Series, 444(1), 1-2; 3. [More Information]
  • Cranmer-Sargison, G., Liu, P., Weston, S., Suchowerska, N., Thwaites, D. (2013). Small field dosimetric characterization of a new 160-leaf MLC. Physics in Medicine and Biology, 58(20), 7343-7354. [More Information]
  • Muren, L., Thwaites, D. (2013). The on-going quest for treatment precision and conformality in radiotherapy. Radiotherapy and Oncology, 109(3), 337-341. [More Information]
  • Yartsev, S., Muren, L., Thwaites, D. (2013). Treatment planning studies in radiotherapy. Radiotherapy and Oncology, 109(3), 342-343. [More Information]

2012

  • Dean, C., Sykes, J., Cooper, R., Hatfield, P., Carey, B., Swift, S., Bacon, S., Thwaites, D., Sebag-Montefiore, D., Morgan, A. (2012). An evaluation of four CT-MRI co-registration techniques for radiotherapy treatment planning of prone rectal cancer patients. British Journal of Radiology, 85(1009), 61-68. [More Information]
  • Cranmer-Sargison, G., Weston, S., Evans, J., Sidhu, N., Thwaites, D. (2012). Monte Carlo modelling of diode detectors for small field MV photon dosimetry: detector model simplification and the sensitivity of correction factors to source parameterization. Physics in Medicine and Biology, 57(16), 5141-5153. [More Information]

2011

  • Cranmer-Sargison, G., Weston, S., Sidhu, N., Thwaites, D. (2011). Experimental small field 6 MV output ratio analysis for various diode detector and accelerator combinations. Radiotherapy and Oncology, 100(3), 429-435. [More Information]
  • Izewska, J., Bera, P., Azangwe, G., Thwaites, D., George, D., Followill, D. (2011). IAEA Support to National TLD Audit Networks for Raidotherapy Dosimetry. International Symposium on Standards, Applications and Quality Assurance in Medical Radiation Dosimetry (IDOS 2010), Vienna, Austria: International Atomic Energy Agency (IAEA).
  • Cranmer-Sargison, G., Weston, S., Evans, J., Sidhu, N., Thwaites, D. (2011). Implementing a newly proposed Monte Carlo based small field dosimetry formalism for a comprehensive set of diode detectors. Medical Physics, 38(12), 6592-6602. [More Information]
  • Thwaites, D., Malicki, J. (2011). Physics and technology in ESTRO and in Radiotherapy and Oncology: Past, present and into the 4th dimension. Radiotherapy and Oncology, 100(3), 327-332. [More Information]
  • Speight, R., Sykes, J., Lindsay, R., Franks, K., Thwaites, D. (2011). The evaluation of a deformable image registration segmentation technique for semi-automating internal target volume (ITV) production from 4DCT images of lung stereotactic body radiotherapy (SBRT) patients. Radiotherapy and Oncology, 98(2), 277-283. [More Information]

2010

  • Derbyshire, S., Morgan, A., Thompson, R., Henry, A., Thwaites, D. (2010). Optimal planning parameters for simultaneous boost IMRT treatment of prostate cancer using a Beam Modulator. Reports of Practical Oncology and Radiotherapy, 14(6), 205-213. [More Information]
  • Thwaites, D., Verellen, D. (2010). Vorsprung durch Technik: Evolution, implementation, QA and safety of new technology in radiotherapy. Radiotherapy and Oncology, 94(2), 125-128. [More Information]

2009

  • Sykes, J., Brettle, D., Magee, D., Thwaites, D. (2009). Investigation of uncertainties in image registration of cone beam CT to CT on an image-guided radiotherapy system. Physics in Medicine and Biology, 54(24), 7236-7283. [More Information]

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