Results 161 to 170 of about 6,233 (257)

A Review of Mechanical Reinforcement and Piezoresistive Self‐Sensing in Carbon Nanotube Fiber Composites

open access: yesPolymer Composites, Volume 47, Issue 16, Page 14313-14338, 20 August 2026.
PSPP‐TRL mapping of CNT‐modified CFRP literature, with four recurring confusions resolved and five scale‐up problems quantified. ABSTRACT Carbon nanotube‐modified fiber composites are often presented as a route to stronger, tougher, and self‐sensing structural materials.
Sanan H. Khan
wiley   +1 more source

Comparative Evaluation of Structure–Processing–Property Relationships in Flax, Hemp, and Cattail Discontinuous fiber Thermoset Composites

open access: yesPolymer Composites, Volume 47, Issue 15, Page 13910-13926, 10 August 2026.
Needle punching reorients fibers from in‐plane direction toward z‐direction of the web, resulting in mechanical interlocking of fibers and reduction in the nonwoven mat thickness. ABSTRACT Replacement of glass fiber mats, utilized in large and complex composite parts in the transportation industry, with natural fiber mats requires knowledge of natural ...
Md Shadhin   +2 more
wiley   +1 more source

Dosimetric and clinical validation of a high‐density bolus for superficial skin tumors treated with radiotherapy

open access: yesJournal of Applied Clinical Medical Physics, Volume 27, Issue 8, August 2026.
Abstract Background Accurate dose deposition in superficial radiotherapy remains challenging due to the inherent skin‐sparing effect of megavoltage photon beams and difficulties in ensuring bolus conformity. Purpose This study aims to comprehensively evaluate the dosimetric characteristics of the room‐temperature‐malleable high‐density bolus, to ...
Jonathan Dadoun   +15 more
wiley   +1 more source

Flexible intervention workflow for MRI guided robotic prostate seed brachytherapy

open access: yesJournal of Applied Clinical Medical Physics, Volume 27, Issue 8, August 2026.
Abstract Background Low‐dose‐rate prostate seed brachytherapy (BT) is an established guideline‐conformal treatment option for low‐risk prostate cancer. Precise seed placement is essential for achieving adequate dose coverage while minimizing exposure of surrounding healthy tissue.
Philipp Aumueller   +5 more
wiley   +1 more source

Controllable Ge Hut Wires With Mobilities Exceeding 20 000 cm2 V−1 s−1

open access: yesAdvanced Electronic Materials, Volume 12, Issue 15, 10 August 2026.
The controlled growth of germanium hut wires on patterned SiGe/Si(001) substrates is reported. These self‐assembled nanowires achieve a record hole mobility of 22 900 cm2 V−1 s−1 at 4.2 K. Remarkably, conductance quantization is observed at a channel length of 1.9 µm, highlighting their exceptionally low disorder and paving the way for scalable, high ...
Ming Ming   +7 more
wiley   +1 more source

Quaternary Climate Oscillations Shape Genetic Diversity and Spatial Structure of Viola hybanthoides (Violaceae) Endemic to Danxia Landscape

open access: yesEcology and Evolution, Volume 16, Issue 8, August 2026.
We adopted ddRAD‐seq and chloroplast genome sequencing to explore the genetic characteristics of the danxia‐endemic species Viola hybanthoides. This species exhibits extremely low within‐population genetic diversity and obvious genetic differentiation, which is mainly driven by habitat fragmentation, restricted gene flow and Quaternary climatic changes.
Sufang Chen   +6 more
wiley   +1 more source

Parametric Study of Phosphogypsum‐Rock Wool‐Phosphogypsum Sandwich Lightweight Partition Wallboards Under Impact Load

open access: yesEngineering Reports, Volume 8, Issue 8, August 2026.
Based on the validated LS‐DYNA model, this study carried out a series of simulations on Phosphogypsum‐Rock Wool‐Phosphogypsum (P‐RW‐P) sandwich lightweight partition wallboards under impact load. The effects of structural and impact load parameters on their impact performance of P‐RW‐P wallboards were systematically analyzed, providing a basis for the ...
Min Huang   +6 more
wiley   +1 more source

On the Assembly of Actin Polymerization‐Powered Motors

open access: yesMacromolecular Rapid Communications, Volume 47, Issue 15, 4 August 2026.
Actin polymerization‐powered motors have the highest speed when the actin recruiting‐polymerizing proteins are immobilized in polymer brushes on their surface. These motors orbit around larger tracer particles at pH above the isoelectric point of ActA but dock onto the tracer particles’ surface at lower pH. ABSTRACT Nano‐ and micromotors are a class of
Miguel A. Ramos Docampo   +2 more
wiley   +1 more source

A physics primer on photon‐counting detectors in CT: Physics, signal formation, and performance

open access: yesMedical Physics, Volume 53, Issue 8, August 2026.
Abstract Photon‐counting detector CT (PCD‐CT) is moving from laboratory development to clinical deployment. However, its threshold‐bin data arise from a tightly coupled detector–readout chain that can be difficult to understand as a whole. These data are not a direct readout of photon energy, but the outcome of a sequence of physical and electronic ...
Guang‐Hong Chen, Ruiran Lai, Ke Li
wiley   +1 more source

A Stopped‐Flow Instrument for Millisecond Timescale Reaction Monitoring on a Standard NMR Spectrometer

open access: yesMagnetic Resonance in Chemistry, Volume 64, Issue 8, Page 711-728, August 2026.
A new stopped‐flow instrument allows kinetic measurements of reactions 10 milliseconds after initiating them by mixing in a flow cell inserted into a standard NMR probe and spectrometer. High‐speed video, pressure and NMR line‐shape data are used to characterise mixing and stopping, and a protodeboronation reaction with a 5‐millisecond half‐life used ...
Andrew M. R. Hall   +6 more
wiley   +1 more source

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