Results 191 to 200 of about 68,837 (290)

Evaluation of multileaf collimator driving accuracy in helical rotational irradiation system: Quantitative analysis of leaf open time during treatment

open access: yesJournal of Applied Clinical Medical Physics, Volume 26, Issue 7, July 2025.
Abstract Background The Radixact treatment system is equipped with a delivery analysis feature. This feature enables dose reconstruction using the patient's treatment‐planning computed tomography scans and allows verification of the multileaf collimator (MLC) performance before and during treatment.
Hirofumi Honda   +4 more
wiley   +1 more source

Patient‐size based dose optimization in projection radiography examinations: A BMI‐guided approach

open access: yesJournal of Applied Clinical Medical Physics, Volume 26, Issue 7, July 2025.
Abstract Purpose The increasing prevalence of obesity poses challenges for dose optimization in projection radiography due to greater anatomical thickness in overweight and obese patients worldwide. Diagnostic reference levels (DRLs) alone may not adequately account for variations in body habitus, potentially leading to suboptimal patient protection ...
Sachith Welarathna   +2 more
wiley   +1 more source

Heart and Left Anterior Descending Coronary Artery (LAD) Exposure from Hypo-Fractionated Whole Breast Radiotherapy with a Prone Setup. [PDF]

open access: yesCancers (Basel)
Gregucci F   +10 more
europepmc   +1 more source

Characterization of the Core Temperature Response of Free‐Moving Rats to 1.95 GHz Electromagnetic Fields

open access: yesBioelectromagnetics, Volume 46, Issue 5, July 2025.
ABSTRACT The present study investigated the core body temperature (CBT) response of free‐moving adult male and female Sprague Dawley rats, during and following a 3‐h exposure to 1.95 GHz radiofrequency electromagnetic fields (RF‐EMFs) within custom‐built reverberation chambers, using temperature capsules implanted within the intraperitoneal cavity and ...
Nathan Bala   +6 more
wiley   +1 more source

Comparison and Assessment of Different Small Volume Radiation Detectors for Small Field Dosimetry in Stereotactic Radiotherapy. [PDF]

open access: yesAsian Pac J Cancer Prev
Dsouza RN   +6 more
europepmc   +1 more source

Calculation of the Half‐Life for the TL Signal of BeO Under Gamma and Alfa/Gamma Irradiation

open access: yesLuminescence, Volume 40, Issue 7, July 2025.
Thermoluminescent glow peaks in BeO Thermalox 995 exhibit irradiation‐type‐dependent half‐lives and activation energies, suggesting a complex dynamic trap behavior. The 478 K peak shows a linear dose response and distinct stability trends, emphasizing the importance of half‐life analysis in dosimetric applications under gamma and alpha/gamma ...
Rodrigo Martinez‐Baltezar   +4 more
wiley   +1 more source

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