enhancement of strength and transport properties of a
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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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Enhancement of strength and transport properties of a ...

In this regards, additional constituents are essential to improve the performance of concrete with higher tensile strength and transport properties. Therefore, novel construction materials that can enhance the properties of concrete and better ductility performance are much in demand.

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Enhancement of Magnetic and Transport Properties of ...

Jul 09, 2019  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 superconducting transition temperatures ...

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Strength and transport properties of concrete with styrene ...

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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Enhanced transport properties of graphene oxide based ...

May 01, 2021  Conclusions. This research examines the transport properties of cement paste composite incorporated with graphene oxide (GO) at the concentrations of 0.01%, 0.02%, 0.03%, and 0.04% by weight of cement. Graphene oxide addition created the enhanced microstructure and increased gel pores in the cement composite. Mainly enhancement of the transport ...

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Enhancement of structural, magnetic, dielectric, and ...

Jul 15, 2021  The present study reports the structural, magnetic, dielectric, transport, and electronic properties of Nb substitution in the multiferroic (0.7-x)BiFeO 3-0.3BaTiO 3-xNb 2 O 5 solid solution.Rietveld refined x-ray diffraction results confirm the perovskite phase formation along with a transformation in the structural symmetry, which exhibit a monotonous enhancement in the unit cell parameter ...

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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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Mechanical and transport properties of recycled aggregate ...

Sep 15, 2020  This phenomenon confirms that limestone powder is beneficial for hydration enhancement, giving a good explanation for the improved mechanical and transport properties. As shown in Fig. 11, the calcite peaks became more obvious with increasing limestone content, in agreement with the observations in XRD patterns. R30-LP20 exhibits the largest ...

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Zeolitic imidazolate framework nanoleaves (ZIF-L ...

Feb 22, 2021  Incorporating porous ZIF-L nano-leaves to the cements was found to enhance the compressive strength of cementitious materials and significantly improve its transport properties, which in turn giving this composite material a strong resistance to water ingress and

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Enhancement of charge transport properties of small ...

1. Introduction Organic conjugated materials have been extensively investigated for applications in a variety of optoelectronic devices, such as light-emitting diodes (OLEDs), field-effect transistors (OFETs), photovoltaic cells (OPVs), sensors, optical amplifiers, and lasers. 1–9 One key attraction of organic conjugated materials is the tunability of their physical and chemical properties ...

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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] Enhancement of thermal transport properties of ...

Two-dimensional heterostructures offer a new route to manipulate phonons at the nanoscale. By performing non-equilibrium molecular dynamics simulations we address the thermal transport properties of structurally asymmetric graphene/hBN nanoribbon heterojunctions deposited on several substrates: graphite, Si(100), SiC(0001), and SiO2. Our results show a reduction of the interface thermal ...

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First-Principles Studyof Enhancement of Transport ...

First-Principles Studyof Enhancement of Transport Properties of Silica Melt by Water Bijaya B. Karki1 and Lars Stixrude2 1Department of Computer Science, Department of Geology and Geophysics ...

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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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Enhancement of electronic and charge transport properties ...

The study of the electrical and charge transport properties in a, a 0 -dimethyl sexithiophene in neutral and doped states is addressed by means of dielectric spectroscopy.

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Annealing Effects on Mechanical and Transport Properties ...

Oct 30, 2006  Abstract: The effect of annealing at temperatures up to 600 degC on the mechanical properties and the thermal and electrical transport characteristics of nickel and a nickel-manganese electrodeposits are presented. The samples include Ni plated from sulfamate salt with dodecyl sulfate surfactant and from NiSO 4 with saccharin additive and a NiMn alloy deposited from a nickel sulfamate bath ...

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Magnetic, charge, and transport properties of graphene ...

Aug 12, 2021  This enhancement gives rise to a wide region of stability of the SM phase for realistic interaction, such that freely suspended GNFs are far from both SM-SDW and SM-CDW phase-transition boundaries and correspond to the SM phase. Close relation between the linear conductance and the magnetic or charge states of the systems is discussed.

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Thermoelectric Transport Properties of Cu Nanoprecipitates ...

Mar 24, 2015  We investigated their TE properties and demonstrated the origin of the enhancement of electronic and thermal transport properties. 2. Experimental. The nanocomposite powder of Cu nanoparticle (1.0, 3.0, and 5.0 vol%) and BTS nanosheet was prepared by precipitating Cu nanoparticle in colloidal suspension of as-exfoliated BTS as shown in Figure 1 ...

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Density functional theory and experimental study of the ...

Jan 02, 2013  The electronic structure and transport properties of donor doped SrTiO 3 are studied using density functional theory with spin-orbit coupling and conductivity, Hall, and Seebeck effect measurements over a wide temperature range (100 K to 600 K). Split-off energies Δ SO are tunable through the dopant SO interaction strength and concentration varying from 28.1 meV for pure STO to 70.93 meV for ...

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A Comprehensive Experimental Study on Mechanical Behavior ...

Sep 08, 2020  3D-printed (3DP) analogs of natural rocks have been used in laboratory tests concerning geomechanical and transport properties. Rock analogs manufactured by 3D printing can be used to manufacture batch of the samples with specified heterogeneity compared to natural rocks. Rock analogs were manufactured with silica sand (SS) and gypsum powder (GP) using binder jetting as well as with coated ...

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Thermal transport properties enhancement of paraffin via ...

Dec 24, 2020  Thermal transport properties enhancement of paraffin via encapsulation into boron nitride nanotube: a molecular dynamics study. Nastaran Barhemmati-Rajab 1, Thiruvillamalai Mahadevan 2, Jincheng Du 2 Weihuan Zhao 1 MRS Communications volume 10, pages 475–481 (2020)Cite this article

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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 evaluate the ...

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Synthesis and characterization of fluorinated polyimide ...

Sep 09, 2017  Nanocomposite gas transport and thermally stable membrane-based fluorinated polyimide/TiO 2 nanoparticles were prepared via in situ sol–gel fabrication. PI/TiO 2 nanocomposites containing 4, 8, and 12% TiO 2 were successfully fabricated by in situ sol–gel fabrication. The obtained PI/TiO 2 nanocomposites were characterized by Fourier transform infrared (FT-IR) spectroscopy ...

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Enhancement of Magnetic and Transport Properties of ...

In this article, we provide the synthesis and characterization of manganese-substituted FeSe 0.5 Te 0.5 single crystals in the nominal composition range of Fe 1- x Mn x Se 0.5 Te 0.5 ( 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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[1912.07986v1] Enhancement of electron transport and ...

Dec 17, 2019  In this work, we study the electronic structures and transport properties of a two-terminal zigzag graphene nanoribbon (ZGNR) device whose scattering region is covered by various adsorbates within the framework of the tight-binding approximation, by taking into account the coupling strength $\gamma$ between adsorbates and carbon atoms, the ...

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[PDF] Enhancement of thermal transport properties of ...

Two-dimensional heterostructures offer a new route to manipulate phonons at the nanoscale. By performing non-equilibrium molecular dynamics simulations we address the thermal transport properties of structurally asymmetric graphene/hBN nanoribbon heterojunctions deposited on several substrates: graphite, Si(100), SiC(0001), and SiO2. Our results show a reduction of the interface thermal ...

Get Price

Enhancement of air-stability, π-stacking ability, and ...

Enhancement of air-stability, π-stacking ability, and charge transport properties of fluoroalkyl side chain engineered n-type naphthalene tetracarboxylic diimide compounds ... This observation ensures that the strength of electron withdrawing perfluoroalkyl groups get reduced with increasing distance (or intervening methylene groups) from the ...

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Enhancement of electronic and charge transport properties ...

The study of the electrical and charge transport properties in a, a 0 -dimethyl sexithiophene in neutral and doped states is addressed by means of dielectric spectroscopy.

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Simultaneously enhancing the ultimate strength and ...

Aug 16, 2021  Simultaneously enhancing strength and ductility of metals and alloys has been a tremendous challenge. Here, we investigate a CoCuFeNiPd high-entropy alloy (HEA), using a combination of Monte Carlo ...

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Buildings Free Full-Text Transport Properties and ...

Ultra-high performance concrete (UHPC) has a high self-healing capacity and is prone to bursting after exposure to high temperatures due to its characteristics. This work evaluates the damage and improvement of UHPC with coarse aggregates through mechanical properties (compressive strength and ultrasonic pulse velocity), transport properties (water absorption and a chloride diffusion test ...

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Enhancement of Thermoelectric Properties of Molybdenum ...

Jan 28, 2016  Thermoelectric properties of MoSe2.1 were enhanced through a combination of Mg intercalation and Nb doping. Magnesium intercalation simultaneously enhances the Seebeck coefficient and electrical conductivity, owing to a favorable modification of band structure upon Mg intercalation. And Nb substitution on the Mo site increases carrier concentration by two orders of magnitude, in addition to ...

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Thermoelectric Transport Properties of Cu Nanoprecipitates ...

Mar 24, 2015  We investigated their TE properties and demonstrated the origin of the enhancement of electronic and thermal transport properties. 2. Experimental. The nanocomposite powder of Cu nanoparticle (1.0, 3.0, and 5.0 vol%) and BTS nanosheet was prepared by precipitating Cu nanoparticle in colloidal suspension of as-exfoliated BTS as shown in Figure 1 ...

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Hyung-Seop SHIN Professor (Full) Ph D Andong ...

Transport properties of coated conductor tapes can be affected by stress and strain induced during fabrication, cool-down, and operation. ... Enhancement of delamination strength in cu-stabilized ...

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Enhancement of air-stability, π-stacking ability, and ...

Enhancement of air-stability, π-stacking ability, and charge transport properties of fluoroalkyl side chain engineered n-type naphthalene tetracarboxylic diimide compounds† Gautomi Gogoi , ac Labanya Bhattacharya , b Smruti R. Sahoo , b Sridhar Sahu , b Neelotpal Sen Sarma a and Sagar Sharma * d

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Enhancement of the water-resistance properties of an ...

Aug 12, 2020  The significant differences (P ≤ 0.05) among result values in the SSO/GG/MBS films in the measurements of their characteristics [thickness, mechanical properties (tensile strength and elongation ...

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Enhancement of electron transport and band gap opening in ...

Mar 16, 2020  Impurities are unavoidable during the preparation of graphene samples and play an important role in graphene's electronic properties when they are adsorbed on the graphene surface. In this work, we study the electronic structures and transport properties of a two-terminal zigzag graphene nanoribbon (ZGNR) device whose scattering region is covered by various adsorbates within the framework of ...

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The Enhanced Electrical Transport Properties of Fe3+ Doped ...

Aug 09, 2021  The enhanced electrical transport properties of Fe 3+ doped Cu 2 SnS 3. Fe 3+ as acceptor dopant can effectively improve the electrical conductivity and power factor of Cu 2 SnS 3. Super-high PF 1.11 mWK-2m-1 at 700 K was obtained from Cu 2 Sn 0.85 Fe 0.15 S 3.

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