Results 51 to 60 of about 77,091 (266)

Flexural Behavior of Reinforced Concrete Beams Strengthened with Novel BFRP Plates

open access: yesBuildings
Conventional Fiber-Reinforced Polymer (FRP) materials may exhibit certain performance uncertainties in harsh environments, limiting their reliability for structural strengthening.
Xingzhan Ye   +3 more
doaj   +1 more source

Flexural Capacity Prediction for Reinforced Concrete Beams by Group Method of Data Handling Approach [PDF]

open access: yesComputational Engineering and Physical Modeling, 2018
Application of group method of data handling (GMDH) to predict the capacity of reinforced concrete beams strengthened with CFRP laminate has been investigated in this paper.
Alla Azimi, Reza Farahnaki
doaj   +1 more source

Flexural performance of high-strength lightweight concrete beams made with hybrid fibers

open access: yesCase Studies in Construction Materials, 2023
This paper reports on the flexural response of lightweight high strength concrete beams, (LWHSC) reinforced with different combinations of discrete, discontinuous and randomly distributed steel, crimped polypropylene and recycled plastic fibers.
Mohammad Alshannag   +3 more
doaj   +1 more source

From Clinic to Computation: Multiscale Bioengineering Strategies for Durable Biological Aortic Valve Replacements

open access: yesAdvanced Functional Materials, EarlyView.
Bioprosthetic aortic valves have revolutionized the treatment of aortic stenosis, but their durability is limited by structural valve deterioration (SVD). This review focuses on the pericardial tissue at the heart of these valves, examining how its mechanical properties and calcification drive fatigue and failure.
Gabriele Greco   +7 more
wiley   +1 more source

Nonlinear analysis of flexural performance of reactive powder concrete beams reinforced with hybrid GFRP and steel bars

open access: yesCase Studies in Construction Materials, 2022
In this paper, flexural performance of reactive powder concrete (RPC) beams reinforced with hybrid glass fiber reinforced polymer (GFRP) and steel bars was investigated by finite element (FE) analysis, and predicted formulae of flexural capacity was ...
Xiaofeng Lu   +3 more
doaj   +1 more source

Tissue Engineered Human Elastic Cartilage From Primary Auricular Chondrocytes for Ear Reconstruction

open access: yesAdvanced Functional Materials, EarlyView.
Despite over three decades of research, no tissue‐engineered solution for auricular reconstruction in microtia patients has reached clinical translation. The key challenge lies in generating functional elastic cartilage ex vivo. Here, we integrate synergistic cell‐biomaterial strategies to engineer auricular grafts with mechanical and histological ...
Philipp Fisch   +13 more
wiley   +1 more source

Development and experimental validation of an overlay mortar with biocide activity [PDF]

open access: yes, 2016
Biodeterioration of concrete by microorganism colonisation may be a problem in several structures, especially in irrigation and hydroelectric canals.
Aguado de Cea, Antonio   +4 more
core   +2 more sources

Ammonium Salts as Curing Agents to Obtain Ionic Epoxy Resins With a Thermoplastic‐to‐Thermoset Transition

open access: yesAdvanced Materials, EarlyView.
Ionic epoxy networks are prepared using ammonium salts as hardeners, leading to a two‐stage curing process with a thermoplastic‐like intermediate. This uncommon behavior enables extrusion and fabrication of thermoplastic prepregs that can be cured into thermoset composites.
Izabela Kurowska   +10 more
wiley   +1 more source

Flexural performance tests and machine learning analysis of prestressed high strength steel reinforced concrete beams

open access: yesJournal of Asian Architecture and Building Engineering
This paper reports a study on the flexural performance of prestressed high strength steel reinforced concrete (PHSSRC) beams and proposes machine learning (ML) models for predicting the flexural bearing capacity of steel reinforced concrete (SRC) beams ...
Zhibo Bao, Jun Wang, Yurong Jiao
doaj   +1 more source

Experimental investigations on in-plane and out-of-plane flexural performance of UHPC beams with wet joints

open access: yesFrontiers in Materials
Prefabricated bridges have emerged as a significant trend in modern bridge construction. To study the in-plane and out-of-plane flexural performance of ultra-high-performance concrete (UHPC) beams with wet joints, in-plane and out-of-plane specimens with
Shijing Chen   +5 more
doaj   +1 more source

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