Results 91 to 100 of about 97,786 (312)

Treatments on Polypropylene Macro Synthetic Fibers for Improving Adhesion in Structural Concrete Reinforcement: A Systematic Review

open access: yesJournal of Applied Polymer Science, EarlyView.
Surface functionalization of polypropylene macrofibers to enhance fiber‐matrix interfacial bonding. ABSTRACT Concrete is the most used higher compressive strength‐building material, albeit brittle to tensile, and flexural loads. Polypropylene (PP) synthetic polymeric macrofibres are commonly employed as reinforcement material to prevent this situation ...
Elena Saccani   +3 more
wiley   +1 more source

Application of Bamboo and Oil Palm Clinker in Lightweight Reinforced Concrete Beams [PDF]

open access: yes, 1991
This study presents the results of the structural properties of light weight oil palm clinker concrete beams reinforced with bamboo. The variables used in case of light weight concrete were water - cement ratio and mix proportion.
Kamaruddin, Rezuwan
core  

Sailing From Penalties to Accountability: Business Strategies and Governance for Firms to Innovate After Environmental Misconduct

open access: yesBusiness Strategy and the Environment, EarlyView.
ABSTRACT Firms' continuous pursuit of making a profit in the competitive market may ignore the actions related to environmental responsibilities. This set of actions for financial gains constitutes environmental misconduct, which not only harms ecosystems and communities but also brings reputational damage. Negative press and social media amplification
Ashutosh Singh   +3 more
wiley   +1 more source

A Model for Shear Strength of FRP Bar Reinforced Concrete Beams without Stirrups

open access: yesAdvances in Civil Engineering, 2020
The shear failure of a reinforced concrete beam generally occurs when the principal tensile stress near the neutral axis is equal to or greater than the tension strength of concrete.
Danying Gao, Changhui Zhang
doaj   +1 more source

Eco‐Innovation, Economic Complexity, and Sustainability: A Bibliometric and Systematic Literature Review

open access: yesBusiness Strategy and the Environment, EarlyView.
ABSTRACT This study systematizes the literature on eco‐innovation and economic complexity, aiming to understand how the sophistication of productive structures shapes countries' capacity to develop environmentally responsible innovations, and how eco‐innovation may, in turn, influence productive sophistication.
Gregory Matheus Pereira de Moraes   +1 more
wiley   +1 more source

Vibration-Based Structural Health Monitoring: Theoretical Foundations and Experimental Validation on Reinforced Concrete Beams [PDF]

open access: yes, 2015
Quick identification of damages in structures is of great importance to engineers. Among the various techniques available for the evaluation of reinforced concrete structural integrity, non-destructive tests method remain a viable one as its use can ...
Bamigboye, Gideon   +2 more
core   +1 more source

Fabrication, Modification, and Applications of Functional Aerogels: A Review

open access: yesCarbon and Hydrogen, EarlyView.
Advances in aerogel materials synthesis modification properties applications and future perspectives. ABSTRACT Aerogels, characterized by a highly porous three‐dimensional nanoscale structure, possess exceptional properties such as ultra‐low density, high specific surface area, and remarkably low thermal conductivity.
Jinshuo Zhang   +3 more
wiley   +1 more source

The Structural Behaviour of Composite Beams with Prefabricated Reinforced Concrete Plate (In Zone Positive Moment) [PDF]

open access: yes, 2013
The beam which is taken up in this study is composed of a prefabricated reinforced concrete plate in dimensions of 3000.800.100 mm and a steel profile (INP 120) under thebeam.
Ahmet Necati Yelgin   +3 more
core  

Review and prospects of shear test of bolted rock joints

open access: yesDeep Underground Science and Engineering, EarlyView.
The laboratory shear test equipment, test method, and numerical simulation of bolted rock joints were summarized. The shortcomings and limitations of the current research were analyzed, and the research prospects were proposed. Abstract Rock bolting is a critical approach in geotechnical engineering for supporting weak rocks.
Shulin Ren   +4 more
wiley   +1 more source

A Study of the Shear Behavior of Concrete Beams with Synthetic Fibers Reinforced with Glass and Basalt Fiber-Reinforced Polymer Bars

open access: yesBuildings
The use of synthetic materials with high corrosion resistance in a concrete matrix yields structures that are more durable and suitable for use in aggressive environments, eliminating the need for frequent maintenance.
Isabela Oliveira Duarte   +3 more
doaj   +1 more source

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