Results 191 to 200 of about 5,754 (265)

Evaluation of dosimetric impact and plan robustness of MLC motion and setup errors in SRS for multiple brain metastases

open access: yesJournal of Applied Clinical Medical Physics, Volume 27, Issue 8, August 2026.
Abstract Background HyperArc is an effective technique for treating multiple small brain metastases using high‐definition, precise radiation. However, the small size of individual lesions makes treatment vulnerable to inherent inaccuracies from beam‐limiting devices such as multi‐leaf collimators (MLCs), as well as patient setup errors.
Huijun Xu   +10 more
wiley   +1 more source

Commissioning and clinical positioning assessment of a novel surface‐guided radiation therapy (SGRT) system at a C‐Arm linear accelerator

open access: yesJournal of Applied Clinical Medical Physics, Volume 27, Issue 8, August 2026.
Abstract Background Surface‐guided radiation therapy (SGRT) has been increasingly adopted in modern radiotherapy, enabling radiation‐dose‐free, marker‐free patient positioning with high accuracy. A novel SGRT system, LUNA 3D (LAP, Lüneburg, Germany), featuring a browser‐based interface, GPU‐accelerated surface reconstruction, high frame rates, large ...
Hui Khee Looe   +3 more
wiley   +1 more source

Surface‐Guided Radiotherapy for Vulvar Cancer in the Frog‐Leg Position: Setup Accuracy and BMI Effects

open access: yesJournal of Applied Clinical Medical Physics, Volume 27, Issue 8, August 2026.
Abstract Background Radiotherapy for vulvar carcinoma often employs the “frog‐leg” position to minimize skin toxicity, but this position is biomechanically unstable and prone to setup errors using conventional skin markings. Purpose To evaluate the clinical efficacy of Surface‐Guided Radiotherapy (SGRT) for setup accuracy in vulvar cancer patients ...
Hao Liang   +7 more
wiley   +1 more source

An Improved Robust ESKF Fusion Positioning Method with a Novel UWB-VIO Initialization. [PDF]

open access: yesSensors (Basel)
Wang C   +7 more
europepmc   +1 more source

Rotating Fluorescent Nanodiamond Assemblies With Focused Laguerre–Gaussian Beams

open access: yesAdvanced Optical Materials, Volume 14, Issue 31, August 21, 2026.
Self‐assembled fluorescent nanodiamond clusters are optically trapped and driven into controlled two‐dimensional rotation with Laguerre–Gaussian beams. With localized optical excitation, optically detected magnetic resonance spectra are collected at defined points along the orbit in a uniform external magnetic field.
Adam Stewart   +5 more
wiley   +1 more source

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