Results 161 to 170 of about 12,538 (215)

Monte Carlo assessment of a treatment planning system for intraoperative radiotherapy in the presence of tissue heterogeneities

open access: yesMedical Physics, Volume 53, Issue 7, July 2026.
Abstract Background Radiance is a Monte Carlo−based treatment planning software integrated into the Intrabeam system for 50‐kVp X‐rays intraoperative radiotherapy (IORT). Purpose This study evaluates Radiance accuracy in calculating absorbed dose in IORT of the breast including the effect of tissue heterogeneities.
Aurora Corso   +7 more
wiley   +1 more source

Macro Monte Carlo dose calculation for very high energy electron (VHEE) radiotherapy

open access: yesMedical Physics, Volume 53, Issue 7, July 2026.
Abstract Background Very high energy electron (VHEE) radiotherapy has gained growing interest owing to its potential to reach deep‐seated targets and induce FLASH effect. Dose calculations can be performed using analytical or Monte Carlo (MC) methods. Analytical approaches enable rapid dose computation but suffer from limited accuracy in heterogeneous ...
Chengchen Zhu   +6 more
wiley   +1 more source

Integrated X‐Ray, Gamma Radiation, and Micro‐CT Techniques for Quantitative Wood Characterization

open access: yesX-Ray Spectrometry, Volume 55, Issue 4, Page 612-628, July/August 2026.
ABSTRACT The present research integrates microcomputed tomography (micro‐CT), x‐ray fluorescence, and gamma‐ray transmission to quantitatively characterize wood species. A total of 22 samples from seven species were analyzed for density (ρ), linear attenuation coefficient (μ), Compton scattering, micro‐CT gray values (GV), porosity, mass attenuation ...
Roberta M. S. P. Borges   +7 more
wiley   +1 more source

Introduction to TREx‐ATM V2.0: A Versatile Model of Auroral Transport and Its Effects in the Ionosphere

open access: yesEarth and Space Science, Volume 13, Issue 7, July 2026.
Abstract Auroral transport models (ATMs) play an important role in quantitative studies of optical auroras, their driving mechanisms, and their effects on the ionosphere and thermosphere. TREx‐ATM was initially developed as the support model for the Transition Region Explorer (TREx) mission, and has gained increasing applications in the community in ...
Jun Liang   +5 more
wiley   +1 more source

Application of Deep Learning and Explainable AI to NIR Auroral Detection in Satellite Time‐Series Images

open access: yesSpace Weather, Volume 24, Issue 7, July 2026.
Abstract In this study, we employ a deep learning approach to detect auroras from near‐infrared (NIR) sequential images captured by the satellite‐based imager, the Enhanced Polar Outflow Probe (e‐POP)/Fast Auroral Imager (FAI). We also apply the Eigen‐Class Activation Map (Eigen‐CAM), an explainable AI technique in a broad sense, as a post‐hoc ...
Junmu Youn   +7 more
wiley   +1 more source

In Situ SrF2 Crystallization in Transparent Germanate Glass‐Ceramics Driven by Erbium for NIR and MIR Applications

open access: yesJournal of the American Ceramic Society, Volume 109, Issue 7, July 2026.
ABSTRACT Transparent oxyfluoride glass‐ceramics combining broad ultraviolet‐to‐mid‐infrared transmission with enhanced rare‐earth luminescence are promising materials for mid‐infrared photonic applications. In this work, erbium‐doped indium‐germanate oxyfluoride glasses exhibiting good glass‐forming ability under conventional melt–quenching conditions ...
Alizée Deslandes   +6 more
wiley   +1 more source

Seismic Velocity Variations Illustrate Hydrological and Ecohydrological Processes in a Mountain Watershed

open access: yesGeophysical Research Letters, Volume 53, Issue 12, 28 June 2026.
Abstract We employ passive seismic interferometry to study seismic hydrological responses in a snowmelt‐driven, semi‐arid catchment. Seismic velocity changes (dv/v) at 2–4 Hz and 4–8 Hz are analyzed from six stations along a hillslope transect between May and November 2023 and compared to precipitation, soil moisture, and groundwater level timeseries ...
Kuan‐Fu Feng   +5 more
wiley   +1 more source

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