Advances in kilovoltage x-ray beam dosimetry

R Hill, B Healy, L Holloway, Z Kuncic… - Physics in Medicine …, 2014 - iopscience.iop.org
This topical review provides an up-to-date overview of the theoretical and practical aspects
of therapeutic kilovoltage x-ray beam dosimetry. Kilovoltage x-ray beams have the property …

Report of AAPM task group 235 radiochromic film dosimetry: an update to TG‐55

A Niroomand‐Rad, ST Chiu‐Tsao, MP Grams… - Medical …, 2020 - Wiley Online Library
The use of radiochromic film (RCF) dosimetry in radiation therapy is extensive due to its high
level of achievable accuracy for a wide range of dose values and its suitability under a …

The water equivalence of solid phantoms for low energy photon beams

R Hill, Z Kuncic, C Baldock - Medical physics, 2010 - Wiley Online Library
Purpose: To compare and evaluate the dosimetric water equivalence of several commonly
used solid phantoms for low energy photon beams. Methods: A total of ten different solid …

Efficacy of a cone beam computed tomography metal artifact reduction algorithm for the detection of peri-implant fenestrations and dehiscences

SL de-Azevedo-Vaz, PD Peyneau… - Oral surgery, oral …, 2016 - Elsevier
Objective To determine whether the use of a metal artifact reduction (MAR) algorithm
improves the detection of peri-implant fenestrations and dehiscences on cone beam …

Investigation of radiological properties and water equivalency of PRESAGE® dosimeters

T Gorjiara, R Hill, Z Kuncic, J Adamovics… - Medical …, 2011 - Wiley Online Library
Purpose: PRESAGE® is a dosimeter made of polyurethane, which is suitable for 3D
dosimetry in modern radiation treatment techniques. Since an ideal dosimeter is …

A study of surface dosimetry for breast cancer radiotherapy treatments using Gafchromic EBT2 film

M Nakano, RF Hill, M Whitaker, JH Kim… - Journal of applied …, 2012 - Wiley Online Library
The present study quantified surface doses on several rectangular phantom setups and on
curved surface phantoms for a 6 MV photon field using the Attix parallel‐plate chamber and …

Backscatter factors and mass energy-absorption coefficient ratios for diagnostic radiology dosimetry

H Benmakhlouf, H Bouchard… - Physics in Medicine & …, 2011 - iopscience.iop.org
Backscatter factors, B, and mass energy–absorption coefficient ratios,(μ en/ρ) w, air, for the
determination of the surface dose in diagnostic radiology were calculated using Monte Carlo …

Review of backscatter measurement in kilovoltage radiotherapy using novel detectors and reduction from lack of underlying scattering material

DJ Eaton, PJ Doolan - Journal of applied clinical medical …, 2013 - Wiley Online Library
Lack of underlying material can lead to dose reduction in kilovoltage radiotherapy
treatments because of backscatter reduction. Conversely, the use of lead shielding can lead …

Radiological characterization and water equivalency of genipin gel for x-ray and electron beam dosimetry

T Gorjiara, R Hill, Z Kuncic, S Bosi… - … in Medicine & …, 2011 - new.iopscience.iop.org
The genipin radiochromic gel offers enormous potential as a three-dimensional dosimeter in
advanced radiotherapy techniques. We have used several methods (including Monte Carlo …

Impact of backscatter material thickness on the depth dose of orthovoltage irradiators for radiobiology research

Q Chen, J Molloy, T Izumi… - Physics in Medicine & …, 2019 - iopscience.iop.org
The orthovoltage x-ray energy frequently used in radiation research is prone to dosimetry
errors due to insufficient backscatter conditions. In many radiobiology studies, especially for …