Superficial dosimetry imaging of Čerenkov emission in electron beam radiotherapy of phantoms

R Zhang, CJ Fox, AK Glaser… - Physics in Medicine & …, 2013 - iopscience.iop.org
Čerenkov emission is generated from ionizing radiation in tissue above 264 keV energy.
This study presents the first examination of this optical emission as a surrogate for the …

Towards liquid EPR dosimetry using nitroxides in aqueous solution

S Höfel, F Zwicker, MK Fix… - Physics in Medicine & …, 2024 - iopscience.iop.org
Objective. Water-equivalent dosimeters are desirable for dosimetry in radiotherapy. The
present work investigates basic characteristics of novel aqueous detector materials and …

Monte Carlo investigation on the effect of air gap under bolus in post-mastectomy radiotherapy

E Boman, J Ojala, M Rossi, M Kapanen - Physica Medica, 2018 - Elsevier
Objectives To investigate the dosimetric effect of air gaps under bolus on skin dose for left-
sided post-mastectomy radiotherapy with loco regional involvement. Methods Eight patients …

Evaluation of 3D-printed bolus for radiotherapy using megavoltage X-ray beams

C Zhang, W Lewin, A Cullen, D Thommen… - Radiological Physics and …, 2023 - Springer
A radiotherapy bolus is a tissue-equivalent material placed on the skin to adjust the surface
dose of megavoltage X-ray beams used for treatment. In this study, the dosimetric properties …

A comparison of surface doses for very small field size x-ray beams: Monte Carlo calculations and radiochromic film measurements

JE Morales, R Hill, SB Crowe, T Kairn… - Australasian physical & …, 2014 - Springer
Stereotactic radiosurgery treatments involve the delivery of very high doses for a small
number of fractions. To date, there is limited data in terms of the skin dose for the very small …

Characterization of a new transmission detector for patient individualized online plan verification and its influence on 6MV X-ray beam characteristics

J Thoelking, Y Sekar, J Fleckenstein, F Lohr… - … für Medizinische Physik, 2016 - Elsevier
Purpose Online verification and 3D dose reconstruction on daily patient anatomy have the
potential to improve treatment delivery, accuracy and safety. One possible implementation is …

Dose–response of TLD-100 in the dose range useful for hypofractionated radiotherapy

R Liuzzi, C Piccolo, V D'Avino, S Clemente… - Dose …, 2020 - journals.sagepub.com
Purpose: The aim of the study was to exploit the feasibility of thermoluminescent dosimeters
(TLDs) in radiation therapy techniques in which high dose per fraction is involved. Methods …

Investigation of the effects of the step size of Geant4 electromagnetic physics on the depth dose simulation of a small field proton beam

S Balaji, CC Lee, T Aso, TH Wu, Y Chiang… - Radiation Physics and …, 2022 - Elsevier
Dose distribution, especially the Bragg peaks or percentage depth doses (PDDs) in a small
proton field, are strongly influenced by the field size. Simulation is problematic because of …

Validation of Monte Carlo simulation of 6 MV photon beam produced by Varian Clinac 2100 linear accelerator using BEAMnrc code and DOSXYZnrc code

M Bencheikh, A Maghnouj, J Tajmouati, A Didi… - Physics of Particles and …, 2017 - Springer
Abstract The Monte Carlo model for the photon-beam output from the Varian Clinac 2100
linear accelerator was validated to compare the calculated to measured PDD and beam …

Monitoring external beam radiotherapy using real‐time beam visualization

CH Jenkins, DJ Naczynski, SJS Yu, L Xing - Medical physics, 2015 - Wiley Online Library
Purpose: To characterize the performance of a novel radiation therapy monitoring technique
that utilizes a flexible scintillating film, common optical detectors, and image processing …