Results 41 to 50 of about 2,132,959 (213)
A review is presented of aspects of heavy-ion acceleration, including ion sources, electron stripping, types of accelerators (e,g., d-c high-voltage accelerators, cyclotrons, and linear accelerators), and possibilities for increasing currents and energies. A bibliography containing 68 references is included. (T.F.H.)
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Particle Beam Radiation Therapy for Skull Base Sarcomas
Background: To report the clinical experience of carbon-ion and proton radiation therapy for skull base sarcomas.Methods: An analysis of the retrospective data registry from the Shanghai Proton and Heavy Ion Center for patients with skull base sarcomas ...
Jing Yang +20 more
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Heavy-Ion Linear Accelerator [PDF]
Two linear accelerators have been built for the acceleration of ions in the mass region from helium to argon. The linear accelerators consist of two 70-Mc cavity resonators of the Alvarez design. Ions with a charge to mass ratio e/m≥0.15 times the e/m of a proton are injected into the first cavity of the linear accelerator with a Cockcroft-Walton ...
Hubbard, E.L. +17 more
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Background Applying dose–volume constraints is extremely important in ensuring the safe use of radiotherapy. However, constraints for carbon ion radiotherapy (CIRT) have not been established yet.
Maria Varnava +10 more
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Background Glioblastoma (GBM) is a highly virulent tumor of the central nervous system, with a median survival
Lin Kong +7 more
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Purpose To evaluate the short-term outcomes in terms of tumor control and toxicity of patients with skull base or cervical spine chordoma and chondrosarcoma treated with intensity-modulated proton or carbon-ion radiation therapy.
Xiyin Guan +8 more
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Pion chemical equilibration in heavy ion collisions : relativistic quantum molecular dynamic analysis [PDF]
In the framework of relativistic quantum molecular dynamics the authors find that the pion system produced in central heavy-ion collisions at Elab/A approximately 1 GeV/nucl. is out of chemical equilibrium.
Greiner, Walter +4 more
core
Background: Sinonasal adenoid cystic carcinoma (SNACC) presents a challenge to oncologists due to its complex anatomy and poor prognosis. Although radiation therapy, either definitive or adjuvant to surgery, is an important part of the multidisciplinary ...
Weixu Hu +15 more
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Analysis of delivery and recalculation of dose using DICOM treatment records
Objective: A procedure has been proposed for patient-specific QA that, instead of comparing a measurement to the planned dose, compares the dose calculated by an independent system to the dose calculated by the planning system.
Z. Chen +8 more
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Heavy Ion Physics at the LHC [PDF]
The ion-ion center of mass energies at the LHC will exceed that at RHIC by nearly a factor of 30, providing exciting opportunities for addressing unique physics issues in a completely new energy domain. Some highlights of this new physics domain are presented here. We briefly describe how these collisions will provide new insights into the high density,
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