Results 51 to 60 of about 365,900 (337)

Nanocellulose as building block for novel materials [PDF]

open access: yes, 2012
This thesis describes the fabrication of novel green materials using nanocellulose as the building block. Bacterial cellulose (BC) was used as the nanocellulose predominantly in this work. BC is highly crystalline pure cellulose with an inherent fibre
Lee, Koon-Yang, Lee, Koon-Yang
core   +1 more source

An Innovative Test Method for Tensile Strength of Concrete by Applying the Strut-and-Tie Methodology

open access: yesMaterials, 2020
Tensile strength is one of the important mechanical properties of concrete, but it is difficult to measure accurately due to the brittle nature of concrete in tension. The three widely used test methods for measuring the tensile strength of concrete each
W. Liao   +3 more
semanticscholar   +1 more source

Effect of Fibers on the Mechanical Properties and Mechanism of Cast-In-Situ Foamed Concrete

open access: yesAdvances in Materials Science and Engineering, 2022
The cast-in-situ foamed concrete is inherently susceptible to cracks due to its brittleness under external loads. In order to improve its mechanical properties, this paper investigated the effect of fibers on the mechanical properties and mechanism of ...
Wenhui Zhao, Zexing Liu, Ruiqi Wang
doaj   +1 more source

Experimental and analytical assessment of ductility in lightly reinforced concrete members [PDF]

open access: yes, 2010
This is the post-print version of the final paper published in Engineering Structures. The published article is available from the link below. Changes resulting from the publishing process, such as peer review, editing, corrections, structural formatting,
A.Y. Elghazouli   +18 more
core   +1 more source

The bond strength by pull-off and direct tensile strength of concrete damaged by elevated temperatures

open access: yesIOP Conference Series: Materials Science and Engineering, 2018
This paper presents the results of an experimental study of selected characteristics of concrete following its exposure to high temperatures. The monitored parameter was the influence of high temperatures on the bond strength and tensile strength of ...
I. Rozsypalová, P. Daněk, O. Karel
semanticscholar   +1 more source

A Direct Measurement Method for the Uniaxial Tensile Strength of Rock

open access: yesBuildings
A universally applicable direct tension test method is proposed in this paper based on the concept of “compression-to-tension”. Using this method, one or two typical rocks were selected for each of the three types of rocks.
Zhipeng Hong   +6 more
doaj   +1 more source

Predicting mechanical properties of engineering cementitious composite reinforced with PVA using artificial neural network

open access: yesCase Studies in Construction Materials, 2022
This paper developed an artificial neural network (ANN) models to predict engineered cementitious composites (ECC) mechanical properties such as compressive strength, flexural strength, and direct tensile stress-strain curve.
Alaa M. Morsy   +2 more
doaj   +1 more source

Development of a new test for determination of tensile strength of concrete blocks [PDF]

open access: yes, 2013
An accurate experimental, numerical and analytical analysis of masonry structures is only possible if detailed information on the mechanical properties of masonry materials is known. In general, tensile strength of fragile brittle materials is a property
Haach, Vladimir G.   +2 more
core  

Hot ductility and deformation behavior of C-Mn/Nb-microalloyed steel related to cracking during continuous casting [PDF]

open access: yes, 2014
Hot ductility studies have been performed on C-Mn and C-Mn-Nb steels with an approach to simulate the effect of cooling conditions experienced by steel in secondary cooling zone during continuous casting.
Lanjewar, Harishchandra   +3 more
core   +1 more source

Harnessing Fungal Biowelding for Constructing Mycelium‐Engineered Materials

open access: yesAdvanced Engineering Materials, EarlyView.
Mycelium‐bound composites (MBCs) offer low‐carbon alternatives for construction, yet interfacial bonding remains a critical challenge. This review examines fungal biowelding as a biocompatible adhesive, elucidating mycelium‐mediated interfacial mechanisms and their role in material assembly. Strategies to optimize biowelding are discussed, highlighting
Xue Brenda Bai   +2 more
wiley   +1 more source

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