Results 11 to 20 of about 4,735 (211)

A review on radiochromic film dosimetry in radiation therapy. [PDF]

open access: yesJ Appl Clin Med Phys
Abstract Radiochromic films (RCFs) are ubiquitous in radiation oncology clinical and research settings to measure the radiation dose over a two‐dimensional (2D) area due to their high spatial resolution, water‐equivalency, and relative ease‐of‐use. Upon irradiation, the constituent monomers of the active layer of RCFs undergo polymerization, leading to
Darafsheh A, Ghaznavi H.
europepmc   +2 more sources

Quantifying stent-induced dose perturbations in intravascular brachytherapy using 3D- printed phantoms and film dosimetry. [PDF]

open access: yesJ Appl Clin Med Phys
Abstract Background Coronary artery disease (CAD), the leading cause of death worldwide, is the narrowing of coronary arteries due to atherosclerotic plaque buildup. A common treatment for CAD is percutaneous coronary intervention (PCI), often involving stent placement. However, a common complication or in‐stent restenosis (ISR) can occur in 10%–20% of
Jung JS   +4 more
europepmc   +2 more sources

Initial follow-up of mechanical QC tests for RapidArc Dynamic (RAD). [PDF]

open access: yesJ Appl Clin Med Phys
Abstract Background RapidArc Dynamic (RAD) is a new solution for delivery of radiotherapy introduced by Varian. RAD blends Volumetric Modulated Arc Therapy (VMAT) and Intensity‐Modulated Radiation Therapy (IMRT) by pausing gantry rotation at predefined positions and adds a degree of freedom: a dynamic collimator.
Van Riet E   +6 more
europepmc   +2 more sources

Dose distribution in a radiosurgery treatment for an acoustic neuroma

open access: yesBrazilian Journal of Radiation Sciences, 2021
Evaluation of the dose distribution delivered in a radiosurgery treatment of an acoustic neuroma using an adapted Alderson phantom and radiochromic film to assess absolute dose. A system was developed to perform the dose measurements, using the Alderson
Marco Antonio Costa Cardoso   +2 more
doaj   +1 more source

Calculation and comparison of MD-55-2 and HS radiochromic films’ responses to the 60Co gamma rays [PDF]

open access: yesArchive of Oncology, 2012
Background: Radiochromic films are one of the useful radiation dosimeters. MD-55-2 and HS radiochromic films have been previously used in medical dosimetry applications.
Abadi Akram Yahya   +3 more
doaj   +1 more source

Reference dosimetry using radiochromic film. [PDF]

open access: yesJ Appl Clin Med Phys, 2012
The objectives of this study are to identify and quantify factors that influence radiochromic film dose response and to determine whether such films are suitable for reference dosimetry. The influence of several parameters that may introduce systematic dose errors when performing reference dose measurements were investigated.
Girard F, Bouchard H, Lacroix F.
europepmc   +3 more sources

Application of a Portable Colorimeter for Reading a Radiochromic Film for On-Site Dosimetry

open access: yesApplied Sciences, 2023
Radiochromic films have widely been used for quality assurance (QA) in radiation therapy and have many advantageous features such as self-developing visible coloration, wide dose range and easiness to handle.
Hiroshi Yasuda, Hikaru Yoshida
doaj   +1 more source

Dosimetric evaluation of unlaminated radiochromic films exposed to an Americium-241 source using measurements and Monte Carlo simulations. [PDF]

open access: yesMed Phys
Abstract Background Radiochromic GafChromic film models are widely used in clinical settings for quality assurance during cancer treatment planning. Although these films are extensively studied in photon dosimetry, research on their application in α‐particle dosimetry remains limited.
Cyr M, Rahbaran M, Tomic N, Enger SA.
europepmc   +2 more sources

Radiochromic Films for the Two-Dimensional Dose Distribution Assessment

open access: yesApplied Sciences, 2021
Radiochromic films are mainly used for two-dimensional dose verification in photon, electron, and proton therapy treatments. Moreover, the radiochromic film types available today allow their use in a wide dose range, corresponding to applications from ...
Pierluigi Casolaro
doaj   +1 more source

Three-dimensional high dose rate dosimetry of pulsed electron beams: The combined radiochromic film and calorimetric measurments [PDF]

open access: yesNuclear Technology and Radiation Protection, 2004
We present an evaluation of the precision and accuracy of image-based radiochromic film dosimetry. A stack of radiochromic film FWT-60 was used to map a radiation field produced by an electron pulse from a Febetron 707 accelerator (dose rate around 5 ...
Šećerov Bojana L., Bačić Goran G.
doaj   +1 more source

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