linear accelerator (LINAC)
Method for validating radiobiological samples using a linear accelerator
... the linear accelerator (LINAC) is considered a better, more accurate and versatile radiotherapy tool, and has largely supplanted cobalt-60 tel- etherapy devices in the United States and other developed ...
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Winston Lutz Gao Test on the True Beam STx Linear Accelerator
... the linear accelerator-based stereotactic radio surgery (SRS) and stereotac- tic body radiotherapy (SBRT) programs, single isocenter-multiple metastases’ treatment has become more and more popular due to ...
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Photoneutron Flux Measurement via Neutron Activation Analysis in a Radiotherapy Bunker with an 18 MV Linear Accelerator
... Abstract. In cancer treatment, high energy X-rays are used which are produced by linear accelerators (LINACs). If the energy of these beams is over 8 MeV, photonuclear reactions occur between the bremsstrahlung ...
7
IRRADIATION ACTIVITY WITH THE TOP-IMPLART PROTON LINEAR ACCELERATOR
... proton linear accelerator devoted to proton therapy application, is under construction in the “Particle Accelerators and Medical Applications Laboratory” at the ENEA Frascati research center in the ...
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Instrumental Quality Control of Therapeutic Linear Accelerator Performance
... Abstract: The objective of the article was to assess therapeutic linear accelerator performance. Material & method used were quality control tools, direct measurement & theoretical calculation ...
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Role of Stereotactic Radiosurgery With a Linear Accelerator in Treatment of Intracranial Arteriovenous Malformations and Tumors in Children
... Intracranial Arteriovenous Malformations and Tumors in Children Role of Stereotactic Radiosurgery With a Linear Accelerator in Treatment of. http://pediatrics.aappublications.org/content[r] ...
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The Effect of Field Size and Distance from the Field Center on Neutron Contamination in Medical Linear Accelerator
... Objective: Using Megavoltage photons generated by medical linear accelerator is a common modality for the treatment of malignant. The crucial problem for using photon beams >8MV is the photoneutron ...
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Direct Measurement of Medical Linear Accelerator Electron Beam Width at Scattering Foil Position
... medical linear accelerator gantry head, which differs from an existing indirect method for measuring the focal spot size using a camera or metallic slit located outside the gantry ...the linear ...
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Dose Validation of Physical Wedged Asymmetric Fields in Artiste Linear Accelerator
... System Linear Accele- rator Machine, available at Alexandria Ayadi Al-Mostakbal Oncology Center, were ...a linear accelerator and causes beam hardening in 6 and 10 ...
10
Leading an electron beam in a three section linear accelerator
... purposes, linear electron accelerators operating in pulsed mode are currently ...in linear accelerators with standing wave made on the basis of bi-periodical slow-wave ...three-section accelerator, ...
6
A Quality Assurance Approach for Linear Accelerator Mechanical Isocenters with Portal Images
... In this work, we describe a detailed implementation of a QA approach for Li- nac mechanical isocenter which can analyze both the diameter and the 3D loca- tion of the isocenters. This approach is based on the readily ...
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A comparison between cobalt and linear accelerator-based treatment plans for conformal and intensity-modulated radiotherapy
... With the advance of increasingly complex treatment techniques in radiotherapy, there is a tendency to move towards ever more sophisticated and expensive external beam delivery equipment. The use of conformal radio- ...
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A comparison of robotic arm versus gantry linear accelerator stereotactic body radiation therapy for prostate cancer
... Abstract: Prostate cancer is the most prevalent cancer diagnosed in men in the United States besides skin cancer. Stereotactic body radiation therapy (SBRT; 6–15 Gy per fraction, up to 45 minutes per fraction, delivered ...
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Original Article Feasibility study of recalculation of the dose for lung cancer radiotherapy using cone beam computed tomography images from a linear accelerator: a heterogeneous phantom study
... A CT simulator (SIEMENS, Sensation Open, Ger- many) was used for calibrating the curve of HU-to-density and designing the dummy plan. The CBCT system evaluated in this study was assembled on an Electron Linear ...
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The effect of the transient process on the output properties of the electron beam of a linear accelerator with a standing wave
... Transient process in high Q accelerating sections is a drawback of standing wave electron linear accelerators (linac). This leads to lower energies obtained by beam at initial stage of high frequency (HF) pulse ...
5
Current concepts in stereotactic radiosurgery - a neurosurgical and radiooncological point of view
... The principles of radiosurgery were developed in 1951 by Leksell. This technical realization led to the development of the gamma knife and the stereotacti- cally modified linear accelerator (LINAC). The ...
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Evaluation of stable tungsten isotopes in the resolved resonance region
... Transmission and capture cross section measurements on natural and enriched W samples were carried out at the neutron time of flight facility GELINA (Geel Electron LINear Accelerator). The linac accelerates ...
5
MCNPX Simulated Bremsstrahlung X Ray Spectrum at 5 MeV, 10 MeV and 15 MeV Electron Beam Interaction with Tungsten Target
... Bremsstrahlung X-ray photons generated by the electron beam and tungsten metal target interaction using a Linear Accelerator (linac) as the electron source. A Monte Carlo N- Particle Extended (i.e. MCNPX) ...
5
Radiation Shielding and Bunker Design
... The aim of this project was to develop a computerized algorithm that could be used to accurately assess the protection required (in terms of dose rates) in the design of Radiotherapy bunkers. This included primary, ...
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Dose distributions in the buildup region of megavoltage linear accelerator photon beams
... The principal advantage of the Monte Carlo method is that it can be used to obtain angular distributions, quantities which cannot be measured experimentally. The codes LINEAR and SL15 were used to analyze the ...
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