Results 61 to 70 of about 297,311 (213)

Selected issues concerning the use of Shredded Rubber Waste (SRW) in binder-bound mixtures [PDF]

open access: yesArchives of Civil Engineering
This paper presents the results of a composite consisting mainly of industrial waste bound by a hydraulic binder. The composite consists of unburnt coal-mining slate, shredded rubber waste (SRW), fly ash and CEM I cement.
Konrad Walotek   +2 more
doaj   +1 more source

TECHNICAL DOCUMENTATION OF I3E MODEL VERSION 2. ESRI SURVEY AND STATISTICAL REPORT SERIES NUMBER 77 September 2019 [PDF]

open access: yes, 2019
This paper provides a technical description of the Ireland Environment, Energy and Economy (I3E) model. The I3E model is an intertemporal computable general equilibrium model with multiple firms, one representative household group, multiple commodities ...
de Bruin, Kelly, Yakut, Aykut Mert
core  

The chemical composition of mineral trioxide aggregate

open access: yesJournal of Conservative Dentistry, 2008
Mineral trioxide aggregate (MTA) is composed of Portland cement, with 4:1 addition of bismuth oxide added so that the material can be detected on a radiograph. The cement is made up of calcium, silicon and aluminium. The main constituent phases are tricalcium and dicalcium silicate and tricalcium aluminate. There are two commercial forms of MTA, namely
openaire   +3 more sources

Application of functionally graded materials for severe plastic deformation and smart materials: experimental study and finite element analysis [PDF]

open access: yes, 2012
Functionally graded materials (FGMs) refer to the composite materials where the compositions or the microstructures are locally varied so that a certain variation of the local material properties is achieved.
Jamian, Saifulnizan
core  

Bio-Inspired Aggregation Control of Carbon Nanotubes for Ultra-Strong Composites

open access: yes, 2015
High performance nanocomposites require well dispersion and high alignment of the nanometer-sized components, at a high mass or volume fraction as well.
Gao, P   +10 more
core   +1 more source

ACI Technical Report: Initial Measures Derived from Census [PDF]

open access: yes, 2006
The decennial census provides a wealth of information about communities that has been mined by social scientist for decades. The purpose of this technical report is to describe an initial set of measures taken from or derived from the 2000 U.S. Census in
Langworthy, Robert H.
core  

Experimental assessment on mechanical performance of precast concrete sandwich panels manufactured with mixed recycled aggregate

open access: yesCase Studies in Construction Materials
Mixed recycled coarse aggregate (MRA), derived from construction and demolition waste of masonry-concrete composite frame structures, primarily consists of recycled concrete aggregate (RCA) and recycled brick aggregate (RBA).
Jian Ma, Pengpeng Yan, Xu Liu
doaj   +1 more source

Enhancing energy efficiency of walls in summer and winter with novel phase change storage concrete design

open access: yesScientific Reports
Energy storage technology can effectively reconcile the imbalance between energy supply and demand, offering significant potential for applications in areas such as waste heat recovery and utilization, as well as building energy efficiency.
Zhenhua Ren   +5 more
doaj   +1 more source

Alternative Estimation of Effective Young’s Modulus for Lightweight Aggregate Concrete LWAC

open access: yesFracture and Structural Integrity, 2020
The prediction of effective mechanical properties of composite materials using analytical models is of significant practical interest in situations in which tests are impossible, difficult, or costly.
Meriem Fakhreddine Bouali   +1 more
doaj  

Indonesian Stock Market Crisis Observation with Spectral and Composite Index [PDF]

open access: yes
The paper discusses the employment of the index composed from the dynamical tree of correlations among stock prices both with the popularly used standard (conventional) composite one.
Situngkir, Hokky
core   +1 more source

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