Survey of 5 mm small‐field output factor measurements in Australia
Sign Up to like & getrecommendations! Published in 2018 at "Journal of Applied Clinical Medical Physics"
DOI: 10.1002/acm2.12259
Abstract: Abstract The Australian Radiation Protection and Nuclear Safety Agency (ARPANSA) held a comparison exercise in April 2016 where participants came to ARPANSA and measured the output factor of a nominal 5 mm cone attached to… read more here.
Keywords: output; field output; output factor; small field ... See more keywords
Extending the EclipseTM AcurosXB output factor table for small field radiosurgery
Sign Up to like & getrecommendations! Published in 2022 at "Journal of Applied Clinical Medical Physics"
DOI: 10.1002/acm2.13877
Abstract: Abstract Purpose To investigate the necessity of extending the output factor table (OF Table) of the Varian EclipseTM Treatment Planning System for small field stereotactic radiosurgery (SRS) and stereotactic body radiosurgery (SBRT) treatments. Methods A… read more here.
Keywords: output factor; radiosurgery; beam; output ... See more keywords
Relative dosimetry with an MR‐linac: Response of ion chambers, diamond, and diode detectors for off‐axis, depth dose, and output factor measurements
Sign Up to like & getrecommendations! Published in 2018 at "Medical Physics"
DOI: 10.1002/mp.12699
Abstract: PURPOSE The purpose of this study was to acquire beam data for an MR-linac, with and without a 1.5 T magnetic field, by using a variety of commercially available detectors to assess their relative response in… read more here.
Keywords: linac; field; output factor; magnetic field ... See more keywords
A multi-center output factor intercomparison to uncover systematic inaccuracies in small field dosimetry
Sign Up to like & getrecommendations! Published in 2018 at "Physics and Imaging in Radiation Oncology"
DOI: 10.1016/j.phro.2018.03.007
Abstract: Large uncertainties in output factor (OF) small fields dosimetry motivated multicentric studies. The focus of the study was the determination of the OFs, for different linacs and radiosurgery units, using new-generation detectors. Intercomparison studies between… read more here.
Keywords: systematic inaccuracies; small field; dosimetry; output factor ... See more keywords
The output factor correction as function of the photon beam field size - direct measurement and calculation from the lateral dose response functions of gas-filled and solid detectors.
Sign Up to like & getrecommendations! Published in 2018 at "Zeitschrift fur medizinische Physik"
DOI: 10.1016/j.zemedi.2017.07.006
Abstract: The first aim of this study has been to extend the systematic experimental study of the field size dependence of the output factor correction for three micro-ionization chambers (PTW 31014, PTW 31022 and IBA Razor… read more here.
Keywords: field size; field; correction; output ... See more keywords
Determination of the Small-Field Output Factor for 6 MV Photon Beam Using EGSnrc Monte Carlo
Sign Up to like & getrecommendations! Published in 2022 at "Journal of Medical Physics"
DOI: 10.4103/jmp.jmp_40_22
Abstract: Accuracy of ionization chamber (IC) to measure the scatter output factor (Scp) of a linear accelerator (linac) is crucial, especially in small field ( read more here.
Keywords: beam; small field; field; output factor ... See more keywords