Search Results - "Hugtenburg, R P"

Microdosimetry in X-ray synchrotron based binary radiation therapy by Hugtenburg, R.P

“…Abstract Synchrotron light offers new radiation treatment strategies including binary therapies, such as photoactivation therapy (PAT) where the photoelectric…”
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Response corrections for solid-state detectors in megavoltage photon dosimetry by Yin, Z, Hugtenburg, R P, Beddoe, A H

“…Solid-state detectors offer high sensitivity, stability and resolution and are frequently the dosimeter of choice for on-line dosimetry and small field…”
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Review of doped silica glass optical fibre: Their TL properties and potential applications in radiation therapy dosimetry by Bradley, D.A., Hugtenburg, R.P., Nisbet, A., Abdul Rahman, Ahmad Taufek, Issa, Fatma, Mohd Noor, Noramaliza, Alalawi, Amani

“…Review is made of dosimetric studies of Ge-doped SiO2 telecommunication fibre as a 1-D thermoluminescence (TL) system for therapeutic applications. To-date,…”
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High-Resolution MLC Leaf Position Measurements With a Large Area MAPS by Pritchard, J. L., Velthuis, J. J., Beck, L., De Sio, C., Hugtenburg, R. P.

“…Multileaf collimators (MLCs) are an essential component in modern radiotherapy that shape the X-ray treatment beam. Currently, MLC leaf position accuracy is…”
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r-UNet: Leaf Position Reconstruction in Upstream Radiotherapy Verification by De Sio, C., Velthuis, J. J., Beck, L., Pritchard, J. L., Hugtenburg, R. P.

“…Monolithic active pixel sensor (MAPS) devices are an effective tool for upstream verification of intensity-modulated radiotherapy (IMRT) treatments. It is…”
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Glass beads and Ge-doped optical fibres as thermoluminescence dosimeters for small field photon dosimetry by Jafari, S M, Alalawi, A I, Hussein, M, Alsaleh, W, Najem, M A, Hugtenburg, R P, Bradley, D A, Spyrou, N M, Clark, C H, Nisbet, A

“…An investigation has been made of glass beads and optical fibres as novel dosimeters for small-field photon radiation therapy dosimetry. Commercially available…”
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High-resolution dosimetry using radiochromic film and a document scanner by Stevens, M A, Turner, J R, Hugtenburg, R P, Butler, P H

“…A method of reading exposed radiochromic film is described which has significant advantages over conventional densitometry. The method employs a document…”
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A Novel Approach to Contamination Suppression in Transmission Detectors for Radiotherapy by Beck, L., Velthuis, J. J., Page, R. F., Hugtenburg, R. P., De Sio, C., Pritchard, J.

“…The current trend in X-ray radiotherapy is to treat cancers that are in difficult locations in the body using beams with a complex intensity profile…”
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Response of Silicon Diode Dosemeters to Scattered Radiation from Megavoltage Photon Beams by Yin, Z., P. Hugtenburg, R., H. Beddoe, A.

“…Dose response effects of diodes due to the high atomic number of silicon relative to water are investigated. While quality changes in the primary component of…”
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Dose reduction of scattered photons from concrete walls lined with lead: Implications for improvement in design of megavoltage radiation therapy facility mazes by Al-Affan, I A M, Hugtenburg, R P, Bari, D S, Al-Saleh, W M, Piliero, M, Evans, S, Al-Hasan, M, Al-Zughul, B, Al-Kharouf, S, Ghaith, A

“…This study explores the possibility of using lead to cover part of the radiation therapy facility maze walls in order to absorb low energy photons and reduce…”
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Dose reduction of scattered photons from concrete walls lined with lead: Implications for improvement in design of megavoltage radiation therapy facility mazes by Al‐Affan, I. A. M., Hugtenburg, R. P., Bari, D. S., Al‐Saleh, W. M., Piliero, M., Evans, S., Al‐Hasan, M., Al‐Zughul, B., Al‐Kharouf, S., Ghaith, A.

“…Purpose: This study explores the possibility of using lead to cover part of the radiation therapy facility maze walls in order to absorb low energy photons and…”
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Development of CVD diamond detectors for clinical dosimetry by Piliero, M.A., Hugtenburg, R.P., Ryde, S.J.S., Oliver, K.

“…The use of chemical vapour deposition (CVD) methods for the manufacture of diamonds could lead to detectors for high-resolution radiotherapy dosimetry that are…”
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The VANILLA sensor as a beam monitoring device for X-ray radiation therapy by Velthuis, J.J., Hugtenburg, R.P., Cussans, D., Perry, M., Hall, C., Stevens, P., Lawrence, H., McKenzie, A.

“…Cancer treatments such as intensity-modulated radiotherapy (IMRT) require increasingly complex methods to verify the accuracy and precision of the treatment…”
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Transmission dosimetry via MAPS-based event discrimination in a medical linear accelerator by Hugtenburg, R. P., Piastopoulou, E., Hancock, L., Page, R. F., Velthuis, J. J.

“…Transmission dosimetry, which places a detector upstream of the patient, is a promising method of dosimetry for intensity‐modulated radiotherapy…”
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Preclinical Assessment of a New Magnetic Resonance-based Technique for Determining Bone Quality by Characterization of Trabecular Microarchitecture by Evans, B. A. J., James, T. W., James, K., Cox, A., Farr, L., Paisey, S. J., Dempster, D. W., Stone, M. D., Griffiths, P. A., Hugtenburg, R. P., Brady, Sir M., Wells, T.

“…The utility of HR-CT to study longitudinal changes in bone microarchitecture is limited by subject radiation exposure. Although MR is not subject to this…”
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Measurement of dose enhancement close to high atomic number media using optical fibre thermoluminescence dosimeters by Alalawi, Amani I., Hugtenburg, R.P., Abdul Rahman, A.T., Barry, M.A., Nisbet, A., Alzimami, Khalid S., Bradley, D.A.

“…Present interest concerns development of a system to measure photoelectron-enhanced dose close to a tissue interface using analogue gold-coated doped…”
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An investigation of the thermoluminescence of Ge-doped SiO2 optical fibres for application in interface radiation dosimetry by Abdul Rahman, A.T., Hugtenburg, R.P., Abdul Sani, Siti Fairus, Alalawi, A.I.M., Issa, Fatma, Thomas, R., Barry, M.A., Nisbet, A., Bradley, D.A.

“…We investigate the ability of high spatial resolution (∼120μm) Ge-doped SiO2 TL dosimeters to measure photoelectron dose enhancement resulting from the use of…”
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Towards using a Monolithic Active Pixel Sensor for in vivo beam monitoring of Intensity Modulated Radiotherapy by Page, R.F., Abbott, N.L., Davies, J., Dyke, E.L., Randles, H.J., Velthuis, J.J., Fletcher, S., Gregory, S.D., Hall, C., John, A., Lawrence, H., Stevens, P.H., Hugtenburg, R.P., Tunbridge, V.

“…The use of Intensity Modulated Radiotherapy (IMRT) for cancer treatments is entering wider use. These treatments involve using a complex configuration of field…”
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Preliminary investigations of two types of silica-based dosimeter for small-field radiotherapy by Alalawi, Amani I., Jafari, S.M., Najem, M.A., Alsaleh, W., Clark, C.H., Nisbet, A., Abolaban, F., Hugtenburg, R.P., Hussein, M., Alzimami, Khalid S., Bradley, D.A., Spyrou, N.M.

“…Two thermoluminescent dosimeters (SiO2–GeO2 doped fibres and glass beads (GB)) were used to measure small photon field doses and compared against GAFCHROMIC…”
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Application of diamond detectors to the dosimetry of 45 and 100 kvp therapy beams: comparison with a parallel-plate ionization chamber and Monte Carlo by Hugtenburg, R P, Johnston, K, Chalmers, G J, Beddoe, A H

“…Diamond detectors have become an increasingly popular dosimetric method where either high spatial resolution is required or where photon or electron spectra…”
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