Results 61 to 70 of about 455,439 (302)

Sub‐1 ms Optoelectronic Synapse Based on {ZnCdO/ZnO} Multilayer Structure for High‐Speed Neuromorphic Vision Systems

open access: yesAdvanced Functional Materials, EarlyView.
Eu‐doped {ZnCdO/ZnO} structures grown on Si are developed, showcasing dual‐functionality controlled by europium doping. While high europium concentration transforms the device into an ultrafast, self‐powered photodetector, low‐doped structures can be used as an optoelectronic synapse.
Igor Perlikowski   +3 more
wiley   +1 more source

Enhancing the flexural capacity of RC beams under various loading rates through strengthening with ultra-high-performance fiber-reinforced concrete

open access: yesDevelopments in the Built Environment
This study investigates the enhancement of impact resistance in reinforced concrete (RC) beams using ultra-high-performance fiber-reinforced concrete (UHPFRC).
Doo-Yeol Yoo   +4 more
doaj   +1 more source

Experimental Study on Shear Strengthening of RC Beams with an FRP Grid-PCM Reinforcement Layer

open access: yesApplied Sciences, 2019
This paper investigates the shear strengthening effect of a number of reinforced concrete (RC) beams strengthened by a reinforcement layer which combines carbon fiber reinforced polymer (CFRP) grid and polymer cement mortar (PCM). A total of ten RC beams,
Rui Guo   +3 more
doaj   +1 more source

Detection in RC Beams Damaged and Strengthened with NSM CFRP/GFRP Rods by Free Vibration Monitoring

open access: yesBuildings, 2023
This paper intends to deepen the topic of damage detection based on non-destructive tests (NDT) for the assessment of the dynamic behavior of RC beams damaged and strengthened both with near-surface mounted (NSM) Carbon and GlassFRP rods.
Elisa Bettucci   +3 more
doaj   +1 more source

Cracking characteristics of corroded RC beams under repeated loading

open access: yes, 2011
The cracking characteristics of corroded reinforced concrete (RC) beams under repeated loading were experimentally studied. A total of 15 test specimens (three non-corroded and 12 corroded RC beams) were investigated.
Congqi Fang, Shuai Yang
core   +1 more source

Steel-Reinforced Grout (SRG) Strengthening of Shear-Critical RC Beams [PDF]

open access: yes, 2019
This paper investigates the effectiveness of Steel-Reinforced Grout (SRG) jackets to strengthen shear critical reinforced concrete (RC) beams. Eleven RC beams were tested in three-point bending.
Hajirasouliha, I.   +3 more
core   +1 more source

GeS as an Emerging OTS Material: Atomic Structure and Modeling of ON/OFF Switching

open access: yesAdvanced Functional Materials, EarlyView.
The structural puzzle of glassy GeS, an advanced memory‐selector material, has finally been disentangled, revealing a patchwork of mixed tetrahedral and trigonal species. Under a high electric field, over‐ and under‐coordinated Ge and S defects, together with three‐membered rings, form an interconnected network associated with localized and extended ...
Andrey Tverjanovich   +13 more
wiley   +1 more source

Shear strengthening of RC beams with steel reinforced grout (SRG)

open access: yes, 2020
Steel reinforced grout (SRG) has shown to be an efficient and cost-effective strengthening solution for reinforced concrete (RC) structures. With regard to RC beams, the experimental studies to date have focused mainly on the application of SRG for ...
Ebead, Usama, Wakjira, Tadesse
core   +2 more sources

Critical Coupling in Semi‐Trasparent Fano Resonators for Photothermal Converters

open access: yesAdvanced Functional Materials, EarlyView.
An ultrathin metal–insulator multilayer architecture is engineered to exploit Fano‐resonant critical coupling, completely suppressing optical reflectance while achieving a balanced 50:50 trade‐off between absorbance and transmittance. Upon laser excitation at resonance, the metamaterial generates intense localized heat (ΔT≈550∘C$\Delta T {\approx }550^\
Giuseppe Emanuele Lio   +3 more
wiley   +1 more source

Ultra‐Thin Tow‐Based Discontinuous Composites—Material Overview and Aspirations

open access: yesAdvanced Functional Materials, EarlyView.
Tow‐based discontinuous composites made from ultra‐thin tapes offer outstanding in‐plane mechanical properties. This material, inspired by Nacre, has high volume fraction of tapes exceeding 90 % and allows for quasi‐isotropic material plates less than 100 micrometer in thickness.
Ioannis Katsivalis   +8 more
wiley   +1 more source

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