Results 61 to 70 of about 8,607 (297)

Innervation of the tubarial glands: A hypothesis‐driven anatomical review

open access: yesThe Anatomical Record, EarlyView.
Abstract The tubarial glands have been described as a macroscopic bilateral glandular complex in the posterolateral nasopharynx near the torus tubarius and the pharyngeal opening of the Eustachian tube. Since their recognition on prostate‐specific membrane antigen‐based imaging, their anatomical classification has remained debated, with converging ...
Mugurel Constantin Rusu   +2 more
wiley   +1 more source

Stress-strain curves for steel fiber-reinforced concrete in compression

open access: yes, 2010
This paper presents a study on the compressive behavior of steel fiber-reinforced concrete. In this study, an analytical model for stress-strain curve for steel fiber-reinforced concrete is derived for concretes with strengths of 40 MPa and 60 MPa at the
OLIVEIRA JÚNIOR, Luiz Álvaro de   +6 more
core   +2 more sources

Tension stiffening of steel-fiber-reinforced concrete

open access: yes, 2016
In this paper, the mechanical behavior of steel-fiber-reinforced concrete was investigated to analyze the influence of steel fibers on tension stiffening.
Moacir Alexandre Souza Andrade   +4 more
core   +1 more source

A sustainable business ecosystem: a case study demonstrating biochar's potential

open access: yesBiofuels, Bioproducts and Biorefining, EarlyView.
Abstract The need for renewable, climate‐friendly resources has become urgent as legislators worldwide have sought to find ways to cut emissions while ensuring resource security for consumers. The use of biochar could help to achieve these goals. This study examines the current state of commercial biochar production and the maturity of the related ...
Kivijakola Juuso   +4 more
wiley   +1 more source

Influence of Temperature on the Impermeability of Fiber Reinforced Concrete

open access: yes工程科学与技术, 2009
:To ensure the Long term durability of nuclear waste, the compressive strength, slump constant and impermeability of fiber reinforced concrete are carried out after being heated to 150 ℃.
liyi, 赵文, 梁磊
doaj  

Properties of Sustainable High Performance Lightweight Aggregate Concrete Reinforced with Fibers

open access: yesDiyala Journal of Engineering Sciences, 2017
In this investigation, sustainable High Performance Lightweight Aggregate Concrete (HPLWAC) containing recycled crushed clay brick from construction and demolition waste as coarse lightweight aggregate (LWA) and reinforced with mono fiber, double and ...
Wasan Ismail Khalil
doaj   +1 more source

Some Properties of Hybrid Fibers High Strength Lightweight Aggregate Concrete [PDF]

open access: yesEngineering and Technology Journal, 2015
This investigation aims to study some properties of high strength lightweight aggregate concrete (HSLWAC) reinforcedwith mono and hybrid fibers in different dimensions and types. High strengthporcelinite lightweight aggregate concretemix with compressive
Wasan Ismail Khalil   +1 more
doaj   +1 more source

Shear retrofitting of reinforced concrete beams with steel fiber reinforced concrete

open access: yesConstruction and Building Materials, 2014
Abstract With the objective of evaluating the performance of steel fiber reinforced concrete (SFRC) as a retrofitting material for reinforced concrete beams the experimental study of reinforced concrete beams repaired and strengthened with a SFRC jacketing and tested under shear is presented in this paper. The reinforced concrete beams were designed
Ruano Sandoval, Gonzalo Javier   +4 more
openaire   +2 more sources

From Material Tensions to Organizational Paradoxes: How Manufacturers Cope With the Limits of Circular Product Design

open access: yesBusiness Strategy and the Environment, EarlyView.
ABSTRACT Circular product design (CPD) is central to advancing the circular economy by enabling the narrowing, slowing, and closing of resource flows. Yet, its implementation remains persistently challenging for firms. Prior research has largely framed these challenges as discrete barriers, overlooking the structural contradictions embedded in CPD ...
Vanessa Robertson   +2 more
wiley   +1 more source

Artificial Intelligence Tools for Carbon Nanotube Research: Opportunities From Synthesis to Applications

open access: yesCarbon and Hydrogen, EarlyView.
Artificial intelligence tools are reshaping carbon nanotube research by connecting synthesis, characterization, and application‐oriented design. This review outlines how supervised learning, deep learning, Bayesian optimization, and large language models accelerate data extraction, experiment planning, and structure–property discovery for carbon ...
Yanlong Zhao   +6 more
wiley   +1 more source

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