Results 221 to 230 of about 46,695 (300)

Epidemiological Features and Temporal Trends of Five Common Sexually Transmitted Infections Excluding HIV, 1990–2021: Findings From the Global Burden of Disease Study

open access: yesJournal of Medical Virology, Volume 98, Issue 5, May 2026.
ABSTRACT Sexually transmitted infections (STIs) remain a major global health threat. A comprehensive assessment of their epidemiological features and future trajectories is essential for informing targeted public health policies and achieving international control targets.
Baigong Feng   +5 more
wiley   +1 more source

Prediction of VMAT gamma passing rates using 3D CNNs based on leaf position analysis and gradient class activation mapping for plan complexity evaluation

open access: yesMedical Physics, Volume 53, Issue 5, May 2026.
Background Volumetric Modulated Arc Therapy (VMAT) is a highly conformal radiotherapy technique that enables precise tumor irradiation while sparing surrounding healthy tissue. However, the high technical demands this technique places on Linear Accelerators (LinAc) necessitate reliable quality assurance (QA) tools.
Johannes Berchtold   +6 more
wiley   +1 more source

Understanding Pressure‐Induced Photovoltaic Performance of Lead‐Free Ca3BiI3 Perovskite: A DFT and SCAPS‐1D Simulations Study

open access: yesNano Select, Volume 7, Issue 5, May 2026.
This research explores the structural, electronic, mechanical, and optical characteristics of lead‐free cubic Ca3BiI3 under hydrostatic pressure up to 15 GPa using first‐principles methods. The findings confirm that Ca3BiI3 becomes pressure‐dependent and has potential applications in advanced photovoltaic and optoelectronic devices.
Sayeef Shahrear   +5 more
wiley   +1 more source

Experimental and ANN Modeling of Mechanical Properties and Surface Quality in Multi‐Material FDM Printing: Effects of Retraction Parameters

open access: yesPolymers for Advanced Technologies, Volume 37, Issue 5, May 2026.
ABSTRACT In fused deposition modeling (FDM), retraction related parameters are usually adjusted to reduce stringing and oozing; however, their combined effects on mechanical performance and surface quality, particularly in multi‐material printing, remain insufficiently quantified.
Yagmur Akin Yildirim   +3 more
wiley   +1 more source

Multiple disulfide‐bonded states confer extensive conformational diversity in fibrinogen

open access: yesProtein Science, Volume 35, Issue 5, May 2026.
Abstract Disulfide bonds constrain the polypeptide backbone and reduce conformational variability in proteins. The blood clotting protein fibrinogen is constitutively produced as multiple partially disulfide‐bonded states, suggesting that individual fibrinogen molecules have a variety of conformational forms.
Aster E. Pijning   +2 more
wiley   +1 more source

Design and Implementation of an Eyewear-Integrated Infrared Eye-Tracking System. [PDF]

open access: yesSensors (Basel)
Pezzoli C   +6 more
europepmc   +1 more source

Bayesian‐Belief Direct Policy Search for Adaptive Water Supply Planning With Endogenous Learning

open access: yesWater Resources Research, Volume 62, Issue 5, May 2026.
Abstract Climate change uncertainty challenges water supply planning, where long‐lived infrastructure must ensure reliable supply under evolving conditions. Adaptive planning addresses this by incrementally expanding infrastructure only as needed, reducing unnecessary investments.
Mofan Zhang   +4 more
wiley   +1 more source

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