Results 111 to 120 of about 9,951,210 (253)

Discharge Equation for Proposed Self-cleaning Device

open access: yesJournal of King Saud University: Engineering Sciences, 1997
To minimize the sedimentation problems upstream of weirs and to increase the capacity and accuracy of these devices, a combination of a V-notch weir and a rectangular sluice gate was proposed and studied experimentally.
A.A. Alhamid   +2 more
doaj   +1 more source

Notch Signaling In Solid Tumors

open access: yes
In recent years a substantial body of evidence derived from not only preclinical but also clinical studies has accumulated in support of Notch signaling playing important oncogenic roles in several types of cancer.
Koch, Ute, Radtke, Freddy
core   +1 more source

Beyond Nanoporosity: A CO2‐Conditioned Glassy Matrix Contributes to the Brittle‐to‐Ductile Transition of Nanocellular Polyetherimide

open access: yesAdvanced Materials, EarlyView.
The mechanical performance of nanocellular polyetherimide cannot be explained by nanoporosity alone. It is shown that CO2 saturation and desorption leave a distinct mechanical signature in the glassy matrix before foaming. This matrix contribution provides a new route to understand and optimize the brittle to ductile transition in nanocellular polymers.
Félix Lizalde‐Arroyo   +7 more
wiley   +1 more source

Defect‐Templated Phase Engineering in Atomically Thin Metals

open access: yesAdvanced Materials, EarlyView.
Graphene defects are transformed from passive imperfections into programmable templates for phase‐selective growth of atomically thin silver. Plasma‐generated boundary defects favor Ag(1), whereas sp3‐rich zero‐layer graphene promotes Ag(2). This defect‐directed intercalation links local graphene chemistry to crystalline phase, electronic structure ...
Arpit Jain   +25 more
wiley   +1 more source

Weldability investigation on real welded plates of fine-grained high-strength steel S960QL

open access: yesMetalurgija, 2017
The paper presents results of impact energy effects on real welded specimens of fine-grained high-strength S960QL steel, and elaborates the dependence of real welded specimen hardness on heat input.
I. Samardžić   +3 more
doaj  

Soft and Transient Bioelectronics Enabled by Polymer‐Free Ti3C2Tx MXene Hydrogels

open access: yesAdvanced Materials, EarlyView.
We present Ti3C2Tx MXene hydrogel (MXgel) bioelectronics, a soft, flexible, and fully transient platform for high‐fidelity neural recording and stimulation. MXgel bioelectronics exhibit exceptional electrical conductivities, low electrochemical impedances, and high charge injection capacities.
Raghav Garg   +15 more
wiley   +1 more source

Canonical Notch Signaling in the Developing Lung Is Required for Determination of Arterial Smooth Muscle Cells and Selection of Clara Versus Ciliated Cell Fate

open access: yes, 2011
Lung development is the result of complex interactions between four tissues: epithelium, mesenchyme, mesothelium and endothelium. We marked the lineages experiencing Notch1 activation in these four cellular compartments during lung development and ...
鄭暉騰   +1 more
core   +1 more source

Seamless Mechanical Programming Through Hybrid Epoxy–Acrylate Printing for Soft–Rigid Robots

open access: yesAdvanced Materials, EarlyView.
Hybrid epoxy‐acrylate printing enables seamless fabrication of soft–rigid robotic systems with covalently integrated interfaces and functionally graded mechanics. Grayscale exposure expands the accessible material space, enabling spatially programmed actuation through patterned stiffness while revealing the mechanics and durability of continuously ...
David C. Bershadsky   +3 more
wiley   +1 more source

FATIGUE STRENGTH PREDICTION OF RAILWAY AXLE SPECIMEN WITH SURFACE NOTCH BY TCD

open access: yesJixie qiangdu, 2022
This paper, based on theory of critical distance(TCD), carried out a research on the fatigue strength prediction of axle specimens with surface notch. The fatigue limit of smooth specimens, specimens with V-shaped surface notch, and specimens with hole ...
XU YouKun   +4 more
doaj  

1T‐to‐2H Phase Evolution During Epitaxial Growth of Transition Metal Dichalcogenides

open access: yesAdvanced Materials, EarlyView.
During MOCVD growth of MoS2 and WSe2, a transient metallic 1T phase emerges in early, edge‐rich, chalcogen‐deficient domains and declines as the films ultimately coalesce as 2H material. Together, experiments and ReaxFF simulations link domain size, edge stoichiometry, and vacancies to this evolution.
Andrew R. Graves   +8 more
wiley   +1 more source

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