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Results for "buildup region": 3 found

Dosimetric Characteristics of a Commercially Available Platinum Cured Silicone Rubber Material As a Custom Bolus Option

Authors: Jordan B Lunsford, Sagar Pokhrel, Ashkan Shafiee, Curtis S. Whiddon

Affiliation: Atrium Health Wake Forest Baptist, University of North Carolina, Atrium Health Wake Forest Baptist High Point Medical Center

Abstract Preview: Purpose: To investigate the dosimetric characteristics of a platinum cured silicone rubber material (Platsil) for use as custom bolus in radiotherapy
Methods: Sheets of 2, 4, 6, and 8 mm Platsil we...

Monte Carlo Simulation of Surface Radiation Dose for Cherenkov Imaging: Comparison with Commissioning Data for Truebeam and Halcyon

Authors: Hongjing Sun, Weibing Yang, Timothy C. Zhu, Yifeng Zhu

Affiliation: University of Pennsylvania

Abstract Preview: Purpose: This study aims to compare the commissioning results of TrueBeam and Halcyon linear accelerators with Monte Carlo (MC) simulations conducted using TOPAS. The ultimate goal is to leverage MC s...

Optimizing Dose Coverage and Mitigating Electron Return Effects and Electron Stream Effects in MR-Linac Treatment of Extremity Malignancies: The Impact of Bolus and Gel Use

Authors: Kin Yin Cheung, Chen-Yu Huang, Chi Wah Kong, Ka Ki Lau, Pei-Xiong Li, Darren M. C. Poon, Bin Yang, Siu Ki Yu, Jing Yuan, Chi To Yung, Shang Peng Felix Yung

Affiliation: Comprehensive Oncology Centre, Hong Kong Sanatorium and Hospital, Medical Physics Department, Hong Kong Sanatorium and Hospital, Research Department, Hong Kong Sanatorium and Hospital

Abstract Preview: Purpose: This study investigates optimal treatment strategies utilizing MR-linac for extremity lesions, with a specific focus on a 0.6 cm deep lesion in the right palm. The magnetic field-induced dose...