Essays about: "collimator"
Showing result 16 - 20 of 38 essays containing the word collimator.
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16. Studies of vacuum discharges in the CLIC accelerating structure
University essay from Lunds universitet/Institutionen för elektro- och informationsteknikAbstract : The Compact Linear Collider (CLIC), is one of the proposed successors to the Large Hadron Collider (LHC) accelerator at the European Organization for Nuclear Research. (CERN). In CLIC, particles are accelerated by very strong electric fields. READ MORE
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17. 3D Scintillation Positioning Method in a Breast-specific Gamma Camera
University essay from KTH/Skolan för teknik och hälsa (STH)Abstract : In modern clinical practice, gamma camera is one of the most important imaging modalities for tumour diagnosis. The standard technique uses scintillator-based gamma cameras equipped with parallel-hole collimator to detect the planar position of γ photon interaction (scintillation). READ MORE
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18. 3D Scintillation Positioning Method in a Breast-specific Gamma Camera
University essay from KTH/Medicinsk teknikAbstract : In modern clinical practice, gamma camera is one of the most important imaging modalities for tumour diagnosis. The standard technique uses scintillator-based gamma cameras equipped with parallel-hole collimator to detect the planar position of γ photon interaction (scintillation). READ MORE
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19. Dynamic treatment with Leksell Gamma Knife Perfexion - A relaxed path sector duration optimization
University essay from KTH/Optimeringslära och systemteoriAbstract : Stereotactic radiosurgery is an increasingly popular method for treating brain tumours and lesions. The Leksell Gamma Knife Perfexion by Elekta is one of the leading instruments for stereotactic radiosurgery. READ MORE
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20. Feasibility of Implementing the PILATUS CdTe 300k Detector as a Real Time Gamma Camera in Intraoperative Medical Imaging
University essay from Lunds universitet/MAX IV-laboratoriet; Lunds universitet/Fysiska institutionenAbstract : The full-width-at-half-maximum of the point spread functions for a pixellated cadmium telluride detector exposed to gammas from a 140.5 keV Tc-99m source are modelled in GATE, at a detector-collimator distance of 5 cm, and collimator-source distances of 5 cm and 10 cm, with lead pinholes of diameter 1.0 mm, 1.5 mm, 2. READ MORE