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Enhancement of strength and transport properties of a ...

Jan 01, 2020  Consequently, high strength and superior durability performance are required in the applications above for PAC as well as conventional concrete. In this regards, additional constituents are essential to improve the performance of concrete with higher tensile strength and transport properties.

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Enhanced strength and excellent transport properties of a ...

Sep 01, 2016  When the volume fraction of SACNTs is 1.04%, the tensile strength, yield strength and ampacity of the composite can reach maximum and increased by 48.5%, 94.9% and 32%, respectively. Meanwhile, the electrical conductivity and thermal conduction tests show the Cu/SACNT composites possess a superior transport properties to the pure copper.

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A Note on the Critical Enhancement of Transport Properties ...

enhancements of the transport properties has a number of advantages, even in the case of one-component fluids. First, Eq. 12 does not require any conditional definitions anywhere, such as χ = 0 when χ ≤ 0inEq.7. As a consequence, the correlation length calculated from Eq. 12 will be a smooth function of density and temperature everywhere.

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Enhancement of Magnetic and Transport Properties of ...

Jul 09, 2019  高达12%返现  In this article, we provide the synthesis and characterization of manganese-substituted FeSe0.5Te0.5 single crystals in the nominal composition range of Fe1−xMnxSe0.5Te0.5 (x = 0.01, 0.05, 0.1) via the self-flux method. It is observed that Mn-substitution improved the bulk superconducting properties of FeSe0.5Te0.5 considerably by increasing the

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Strength and transport properties of concrete with

Jan 20, 2019  Results revealed that SLWAC presented better desirable outcome than NLWAC owing to higher open porosity and lesser strength of the NLWA respectively. Moreover, it was observed that a considerable enhancement in the strength and transport properties of concrete was achieved by the addition of FA as the partial substitution of the NS.

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Strength and transport properties of concrete composites ...

Nov 01, 2018  In this study, the strength and transport properties of concretes comprising waste carpet fibre and palm oil fuel ash (POFA) were investigated. The VeBe time and slump tests on fresh concrete in addition to compressive strength, tensile strength, flexural strength, sorptivity, and chloride penetration of hardened concrete were tested.

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Enhancement of thermal transport properties of

Nov 01, 2017  Enhancement of thermal transport properties of asymmetric Graphene/hBN nanoribbon heterojunctions by substrate engineering ... χ represents the coupling strength between the substrate material and the ... In short, the thermal transport properties of the heterojunctions can be sensitively controlled by tuning the substrate temperature without ...

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Annealing Effects on Mechanical and Transport Properties ...

Oct 30, 2006  Thermal annealing leads to a reduction in strength and an enhancement of the transport properties. The Ni-Mn alloy shows the best temperature stability of the mechanical and transport properties among the tested samples. The observed trends are explained in terms of the influence of microstructure on the mechanical and transport properties

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The effect of nanosilica addition on flowability, strength ...

Jul 01, 2014  Scanning electron microscope observation revealed that the inclusion of nS can also efficiently improve the interfacial transition zone between the aggregates and the binding paste. The addition of nS also resulted in an enhancement in compressive strength as well as in transport properties of UHPC.

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Strength and transport properties of steam cured and

Dec 01, 2013  In this paper, effect of steam and water curing on the compressive strength development and transport properties such as water sorptivity, rapid chloride ion permeability, and gas permeability of concretes containing various volumes of lightweight fly ash aggregate (LWA) were investigated.

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Annealing Effects on Mechanical and Transport Properties ...

Oct 30, 2006  Thermal annealing leads to a reduction in strength and an enhancement of the transport properties. The Ni-Mn alloy shows the best temperature stability of the mechanical and transport properties among the tested samples. The observed trends are explained in terms of the influence of microstructure on the mechanical and transport properties

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A Note on the Critical Enhancement of Transport Properties ...

Transport properties of fluids in the critical region can be represented by a sum of two terms: the critical enhancement, which asymptotically close to the critical point obeys a power law in the ...

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Strength and transport properties of steam cured and water ...

Dec 01, 2013  In this paper, effect of steam and water curing on the compressive strength development and transport properties such as water sorptivity, rapid chloride ion permeability, and gas permeability of concretes containing various volumes of lightweight fly ash aggregate (LWA) were investigated.

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A Note on the Critical Enhancement of Transport Properties ...

Oct 06, 2013  Use of Eq. 12 for calculating the correlation length in the expressions for the critical enhancements of the transport properties has a number of advantages, even in the case of one-component fluids. First, Eq. 12 does not require any conditional definitions anywhere, such as \(\Delta \chi =0\; {\hbox {when}} \;\Delta \chi \le 0\) in Eq. 7.As a consequence, the correlation length calculated ...

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(PDF) First-Principles Study of Enhancement of Transport ...

In contrast, charged species strongly disrupt the silica network, which leads to significant enhancement of the transport properties (e.g., lower viscosity and higher diffusivity of the network ions).

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Enhancement of electronic and charge transport properties ...

Therefore, the large deviation of the ideality factor from unity [6] F. Aziz, Investigation of electrical and optoelectronic properties of vanadyl suggests that the transport mechanisms of the device cannot be phthalocyanine for organic electronic devices, in: Faculty of Engineering well modeled by the thermionic emission only as the value of ...

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Electronic correlation and transport properties of nuclear ...

The electronic structures and transport properties of a series of actinide monocarbides, mononitrides, and dioxides are studied systematically using a combination of density-functional theory and dynamical mean-field theory. The studied materials present different electronic correlation strength and

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Thermal transport properties enhancement of paraffin via ...

Thermal transport properties enhancement of paraffin via encapsulation into boron nitride nanotube: a molecular dynamics study - Volume 10 Issue 3

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Investigation of the mechanical, thermal and transport ...

Jul 04, 2018  Mechanical properties of an elastomer depend strongly on crosslink density. Modulus increase monotonically with increasing crosslink density and the material becomes more elastic, or alternatively stating, less hysteretic. Fracture properties, such as tear and tensile strength, pass through a maximum as crosslinking is increased.

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An Experimental Investigation on the Effect of Nano ...

enhancement of cementitious system consists of judicious ... on flowability, strength and transport ... Ghafari et.al studied the effect of nano-silica addition on flowability, strength and transport properties of ultra-high performance concrete. They concluded that

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Enhancement of Thermal Energy Transport Across Graphene ...

Mar 29, 2012  It is found that thermal energy transport across graphene/graphite-polymer interfaces can be enhanced by increasing the polymer density and graphene size or forming covalent bonds between the graphite edges and polymer molecules. The results offer valuable guidance on improving thermal transport properties of polymeric nanocomposite.

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Enhancement of wall jet transport properties (Patent ...

Feb 04, 1997  @article{osti_434161, title = {Enhancement of wall jet transport properties}, author = {Claunch, S D and Farrington, R B}, abstractNote = {By enhancing the natural instabilities in the boundary layer and in the free shear layer of a wall jet, the boundary is minimized thereby increasing the transport of heat and mass. Enhancing the natural instabilities is accomplished by pulsing the flow of ...

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Lipid nanoparticles loading triptolide for transdermal ...

Sep 15, 2018  In recent years, nanoparticles (NPs) including nanostructured lipid carries (NLC) and solid lipid nanoparticles (SLN) captured an increasing amount of attention in the field of transdermal drug delivery system. However, the mechanisms of penetration enhancement and transdermal transport properties of NPs are not fully understood. Therefore, this work applied different platforms to

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(PDF) Anisotropy of Transport Properties Correlated to ...

Anisotropy of Transport Properties size can be achieved by a moderate increase in dwell time. The temperature dependence of the electrical resistivity ρ and of the Seebeck coefficient S was 4. Anisotropy monitored of Transport in the 350–900 Properties K range using a ZEM-3 apparatus (ULVAC-RIKO, Inc., kanagawa, Japan).

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A Note on the Critical Enhancement of Transport Properties ...

Transport properties of fluids in the critical region can be represented by a sum of two terms: the critical enhancement, which asymptotically close to the critical point obeys a power law in the ...

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Enhancement of Magnetic and Transport Properties of ...

DOI: 10.1007/S11837-019-03651-0 Corpus ID: 199183973. Enhancement of Magnetic and Transport Properties of Superconducting Fe1−xMnxSe0.5Te0.5 Single Crystals @article{Ozabaci2019EnhancementOM, title={Enhancement of Magnetic and Transport Properties of Superconducting Fe1−xMnxSe0.5Te0.5 Single Crystals}, author={Murat Ozabaci and K. Yakinci and

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Thermal transport properties enhancement of paraffin via ...

Thermal transport properties enhancement of paraffin via encapsulation into boron nitride nanotube: a molecular dynamics study - Volume 10 Issue 3

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(PDF) First-Principles Study of Enhancement of Transport ...

In contrast, charged species strongly disrupt the silica network, which leads to significant enhancement of the transport properties (e.g., lower viscosity and higher diffusivity of the network ions).

Get Price

Strength and transport properties of steam cured and water ...

Dec 01, 2013  In this paper, effect of steam and water curing on the compressive strength development and transport properties such as water sorptivity, rapid chloride ion permeability, and gas permeability of concretes containing various volumes of lightweight fly ash aggregate (LWA) were investigated.

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Structural, electronic and transport properties of an edge ...

Mar 21, 2019  According to the findings, the enhancement of the field strength reduces the band gap of the edge terminated AMoS2NRs. Furthermore, the transport properties of the structures were studied with equilibrium Green’s function formalism.

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[1901.07943] Enhancement of thermoelectric performance of ...

Jan 23, 2019  We present electronic and transport properties of a zigzag nanoribbon made of alpha-$\\mathcal{T}_3$ lattice. Our particular focus is on the effects of the continous evolution of the edge modes ( from flat to dispersive) on the thermoelectric transport properties. Unlike the case of graphene nanoribbon, the zigzag nanoribbon of $α-\\mathcal{T}_3$ lattice can host a pair of dispersive (chiral ...

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Effect of Different Curing Regimes on Strength and ...

strength and transport properties of UHPC can be significantly affected by applying the accelerated curing methods. Lack of attention on choosing an appropriate curing condition can lead to a significant increase in water absorption and sorptivity of UHPC. Keywords: Curing regimes, Recycled steel fibers, UHPC, Strength properties, Transport ...

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Structural, electrical and ion transport properties of ...

Dec 10, 2018  The impedance study shows enhancement of the ionic conductivity, and the highest is exhibited by the blend polymer with O/Li = 16 salt content in the order of 10 −5 S cm −1. The enhancement of the ionic conductivity is attributed to the increase in a

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An Experimental Investigation on the Effect of Nano ...

enhancement of cementitious system consists of judicious ... on flowability, strength and transport ... Ghafari et.al studied the effect of nano-silica addition on flowability, strength and transport properties of ultra-high performance concrete. They concluded that

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Thermal Transport Properties Enhancement of Phase

Thermal Transport Properties Enhancement Phase of Change Material Using Boron Nitride Nanomaterials by Efficient Thermal Managementfor . Doctor of Philosophy (Mechanical and Energy Engineering), December 2020 , 97 pp., 11 tables, 35 figures, 1 appendix, 126 numbered references.

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(PDF) Enhancement of Transport Selectivity through Nano ...

It is for the explanation of transport properties of various channels important to emphasize that the efficiency and selectivity of [15,25,26,31,33–36,38,41,42,49–52]. transport are determined not by the equilibrium interaction strength of the molecules with the channel per se, but by the rates The ‘one site’ channel case at which the ...

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Transport properties of non-Newtonian nanofluids and ...

Transport properties of non-Newtonian nanofluids and applications ... An enhancement in the radiation effect inside the cavity results in increas- ... increase the flow strength and the associated thermal dissipation rate. The simulations reveal that the cop-

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Enhancement of mechanical and electrical properties of ...

This strength enhancement is significant as dispersants such as superplasticizers have not been applied, considering that the addition of SiO 2 nanoparticles and graphene-based nanosheets without ...

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