Articles with "linear accelerators" as a keyword



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COMP report: CPQR technical quality control guideline for medical linear accelerators and multileaf collimators

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Published in 2018 at "Journal of Applied Clinical Medical Physics"

DOI: 10.1002/acm2.12236

Abstract: Abstract The Canadian Organization of Medical Physicists (COMP), in close partnership with the Canadian Partnership for Quality Radiotherapy (CPQR) has developed a series of Technical Quality Control (TQC) guidelines for radiation treatment equipment. These guidelines… read more here.

Keywords: quality; technical quality; linear accelerators; quality control ... See more keywords
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Do the representative beam data for TrueBeam™ linear accelerators represent average data?

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Published in 2019 at "Journal of Applied Clinical Medical Physics"

DOI: 10.1002/acm2.12518

Abstract: Abstract If the vendor's representative beam data (RBD) for TrueBeam linear accelerators are to be valid for use in clinical practice, the variations in the beam data used for beam modeling must be small. Although… read more here.

Keywords: linear accelerators; field; truebeam linear; beam data ... See more keywords
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Use of parallel‐plate ionization chambers in reference dosimetry of NOVAC and LIAC® mobile electron linear accelerators for intraoperative radiotherapy: a multi‐center survey

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Published in 2017 at "Medical Physics"

DOI: 10.1002/mp.12020

Abstract: Purpose: LIAC® and NOVAC are two mobile linear accelerators dedicated to intraoperative radiation therapy (IORT), generating electron beams in the energy range of 3–12 MeV. Due to high dose‐per‐pulse (up to 70 mGy per pulse),… read more here.

Keywords: ionization chambers; linear accelerators; ferrous sulphate; dosimetry ... See more keywords
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Reconstruction of X-rays spectra of clinical linear accelerators from transmission data with generalized simulated annealing

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Published in 2019 at "Radiation Physics and Chemistry"

DOI: 10.1016/j.radphyschem.2018.08.018

Abstract: Abstract The spectral distribution of megavoltage X-rays used in radiotherapy departments is a fundamental quantity from which, in principle, all relevant information required for radiotherapy treatments can be determined. The direct measurement is difficult to… read more here.

Keywords: generalized simulated; linear accelerators; reconstruction rays; transmission ... See more keywords
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Beam matching evaluation of two similar linear accelerators.

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Published in 2023 at "Radiation protection dosimetry"

DOI: 10.1093/rpd/ncac285

Abstract: To evaluate the beam-matching of two Siemens Primus medical linear accelerators (Linacs), the output factor (Sc,p), wedge factor, quality index (TPR20/10), percentage depth dose (PDD) and beam profiles were compared for 6 and 15 MV photon… read more here.

Keywords: linear accelerators; field sizes; beam; beam matching ... See more keywords
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Electron bunchers for industrial RF linear accelerators: theory and design guide

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Published in 2021 at "European Physical Journal Plus"

DOI: 10.1140/epjp/s13360-021-01312-3

Abstract: The acceleration of electrons in resonant linear accelerators (linacs) typically consists of three main stages: (1) emission of the electrons from the cathode and their pre-acceleration with a DC field to the energy of tens… read more here.

Keywords: physics; electron bunchers; linear accelerators; electron ... See more keywords
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Activity Evaluation Methodology for the Disposed Medical Linear Accelerators

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Published in 2022 at "Applied Sciences"

DOI: 10.3390/app13010528

Abstract: For the medical linear accelerators (linac) that utilize more than 10 MV of photon energy, components inside the linac head become radioactivate during the 10–15-year operating cycle. Prior to disposal, radioactive waste must be evaluated… read more here.

Keywords: medical linear; activity evaluation; linear accelerators; methodology ... See more keywords