Radiobiological effects of the interruption time with Monte Carlo Simulation on multiple fields in photon beams
Sign Up to like & getrecommendations! Published in 2020 at "Journal of Applied Clinical Medical Physics"
DOI: 10.1002/acm2.13110
Abstract: Abstract Purpose The interruption time is the irradiation interruption that occurs at sites and operations such as the gantry, collimator, couch rotation, and patient setup within the field in radiotherapy. However, the radiobiological effect of… read more here.
Keywords: photon beams; field; time; effect ... See more keywords
Potential dose variability for small-field plans delivered with Elekta Agility collimators.
Sign Up to like & getrecommendations! Published in 2021 at "Journal of applied clinical medical physics"
DOI: 10.1002/acm2.13349
Abstract: Dear Editor, A recent publication by Lorenz and Paris1 “Identification of a potential source of error for 6 FFF beams delivered on an AgilityTM multileaf collimator” reported on discrepancy between calculated and measured doses to… read more here.
Keywords: mlc; photon beams; plans using; agilitytm mlc ... See more keywords
Characterization of tannin-added Rhizophora spp. particleboards as phantom materials for photon beams
Sign Up to like & getrecommendations! Published in 2017 at "Industrial Crops and Products"
DOI: 10.1016/j.indcrop.2016.10.057
Abstract: Abstract The study evaluates the suitability of tannin-added particleboards made of Rhizophora spp. woods as phantom material for photon beams. The particleboards were fabricated at different particle sizes and target density of 1.0 g/cm 3 .… read more here.
Keywords: tannin added; photon beams; added rhizophora; tannin ... See more keywords
Feasibility of using a single transmission factor for the Integral Quality Monitor ® on dynamic 15 MV photon beams
Sign Up to like & getrecommendations! Published in 2020 at "Radiation Physics and Chemistry"
DOI: 10.1016/j.radphyschem.2020.109199
Abstract: Abstract Purpose To investigate the feasibility of using a single transmission factor (TF) to account for the attenuation of the iRT Systems Integral Quality Monitor (IQM) on dynamic 15 MV photon beams supported by Gafchromic EBT3… read more here.
Keywords: photon beams; dynamic photon; monitor; film ... See more keywords
Monte Carlo calculation of beam quality correction factors for PTW cylindrical ionization chambers in photon beams.
Sign Up to like & getrecommendations! Published in 2020 at "Physics in medicine and biology"
DOI: 10.1088/1361-6560/ab9501
Abstract: The beam quality correction factor kQfor megavoltage photon beams has been calculated for eight PTW (Freiburg, Germany) ionization chambers (Farmer chambers PTW30010, PTW30011, PTW30012, and PTW30013, Semiflex 3D chambers PTW31021, PTW31010, and PTW31013, and the… read more here.
Keywords: photon beams; ionization chambers; monte carlo; quality correction ... See more keywords
Dosimetric Impact on the Flattening Filter and Addition of Gold Nanoparticles in Radiotherapy: A Monte Carlo Study on Depth Dose Using the 6 and 10 MV FFF Photon Beams
Sign Up to like & getrecommendations! Published in 2022 at "Materials"
DOI: 10.3390/ma15207194
Abstract: Purpose: This phantom study investigated through Monte Carlo simulation how the dose enhancement varied with depth, when gold nanoparticles (NPs) were added using the flattening filter-free (FFF) photon beams in gold NP-enhanced radiotherapy. Method: A… read more here.
Keywords: monte carlo; depth; gold; photon beams ... See more keywords
Dosimetric characterization of optically stimulated luminescence dosimeter with therapeutic photon beams for use in clinical radiotherapy measurements
Sign Up to like & getrecommendations! Published in 2017 at "Journal of Cancer Research and Therapeutics"
DOI: 10.4103/0973-1482.199432
Abstract: Aim: The modern radiotherapy techniques impose new challenges for dosimetry systems with high precision and accuracy in in vivo and in phantom dosimetric measurements. The knowledge of the basic characterization of a dosimetric system before… read more here.
Keywords: photon beams; photon; radiotherapy; stimulated luminescence ... See more keywords
Impact of Dosimetric Parameters on Interplay Effects in 6 MV Flattening Filter-Free Photon Beams to Treat Lung Cancer
Sign Up to like & getrecommendations! Published in 2022 at "Journal of Medical Physics"
DOI: 10.4103/jmp.jmp_63_21
Abstract: Context: Interplay effects have become the significant problem in lung cancer radiotherapy. Since these effects yield dose variation within the target and surrounding tissues. Aim: The aim of this study is to investigate the effect… read more here.
Keywords: lung cancer; interplay effects; dosimetric parameters; parameters interplay ... See more keywords