Results 101 to 110 of about 114,793 (255)

Radiographic investigation on degree of canal curvature in human maxillary anterior teeth in Babol, Iran

open access: yesIranian Endodontic Journal, 2011
Introduction: Complete knowledge of root canal curvature is a critical factor in successful dental treatment .The aim of this study was to investigate the direction, radius and degree of curvature of maxillary anterior teeth and the relation between ...
Farida Abesi, Maryam Ehsani
doaj  

Intermediate Resistive State in Wafer‐Scale Vertical MoS2 Memristors Through Lateral Silver Filament Growth for Artificial Synapse Applications

open access: yesAdvanced Functional Materials, EarlyView.
In MOCVD MoS2 memristors, a current compliance‐regulated Ag filament mechanism is revealed. The filament ruptures spontaneously during volatile switching, while subsequent growth proceeds vertically through the MoS2 layers and then laterally along the van der Waals gaps during nonvolatile switching.
Yuan Fa   +19 more
wiley   +1 more source

Self‐Sintering Ionogel Binder for Flexible, Recyclable, and Healable Printed Giant Magnetoresistive Sensors

open access: yesAdvanced Functional Materials, EarlyView.
ABSTRACT Electronic waste has emerged as a major environmental challenge, driven by the massive consumption and a limited lifetime of modern electronic devices, stimulating the development of sustainable electronics. Here, an all‐biomaterial gelatin‐choline‐citric acid ([Ch][CA]) ionogel is developed as an active binder to realize self‐sintered ...
Lin Guo   +10 more
wiley   +1 more source

Comparison and Analysis of Simulation and Measured Results on A1A-A1A Motor Vehicle Dynamical Negotiating Small Radius Curve Dynamic Performance

open access: yes机车电传动, 2014
Aiming at the certain A1A-A1A (power with four driving equipments mounted in the frame of six axles) DMUs, dynamic model of the motor vehicle was established with multi-rigid-body dynamics software SIMPACK, and a simulation analysis of the motor vehicle ...
LI Min, LUO Yun, YANGYong-jun
doaj  

Regulated Ion‐Diffusion Hydrogels for Subtle and Multimodal Temperature‐Strain Sensing in Wound Monitoring

open access: yesAdvanced Functional Materials, EarlyView.
A soft, dual‐channel hydrogel patch enables simultaneous detection of wound temperature and strain by integrating ion‐diffusion‐mediated thermoelectric and resistive sensing. The conformal design maintains stable performance during motion, capturing subtle inflammatory and mechanical changes for continuous wound monitoring.
Yu Fang   +7 more
wiley   +1 more source

Swelling‐Programmed Topographical Guidance for Dynamic Spheroid Self‐Assembly via a Mechanochemical Hydrogel Niche

open access: yesAdvanced Functional Materials, EarlyView.
A swelling‐programmed micropatterned hydrogel guides adherent cells through a controlled transition from cell–matrix anchoring to cadherin‐mediated cell–cell compaction, enabling rapid assembly of high‐viability spheroids with defined size and morphology.
Han Gyeol Nam   +8 more
wiley   +1 more source

Application Overview for Middle Traffic Volume in Urban Rail Transit

open access: yes机车电传动, 2010
This paper briefly described the characteristics of urban rail transit, such as ,the linear motor subway, monorail, new transport system, light rail transit and low-speed traffic in regular magnetic and so on, a small cross-section of linear motor subway
俞展猷
doaj  

Intrinsic Photoactive Star ZnPc–Poly(glutamate) Nanoplatforms for Multimodal Glioblastoma Therapy and Brain‐Targeted Delivery

open access: yesAdvanced Functional Materials, EarlyView.
An intrinsic photoactive star‐shaped zinc phtalocyanine‐poly(L‐glutamic acid) (ZnPc‐PGA) nanoplatform for multimodal glioblastoma (GBM) therapy and brain‐targeted elivery. A ZnPc‐PGA‐based multifunctional theranostic nanocarrier platform enables image‐guided, multimodal GBM therapy. ZnPc‐PGA nanocarriers support the integration of fluorescence imaging,
Amina Benaicha‐Fernández   +14 more
wiley   +1 more source

Sensitivity analysis of factors influencing the curve negotiation performance of hot metal train

open access: yes机车电传动
This paper investigates the operational safety of 6-car hot metal trains negotiating S-shaped small-radius curves. Based on Simpack software, a dynamic model was established to represent a train formation consisting of 1 locomotive and 6 hot metal cars ...
TIAN Mingjie   +4 more
doaj  

X‐Functionality–Driven Photocatalytic Hydrogen Evolution in 2D 4‐X‐PEA2SnI4 Perovskites

open access: yesAdvanced Functional Materials, EarlyView.
We report a water‐based synthesis of 2D 4‐X‐PEA2SnI4 perovskite microcrystals with prominent photocatalytic (PC) activity for H2 production. The synergy between organic functionalization and HI‐derived iodide scavenges holes suppress octahedral distortion, and favor electron accumulation, enabling a PC H2 evolution ∼20 µmol·g−1 and long‐term stability ...
Taeyeon Kim   +21 more
wiley   +1 more source

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