Results 31 to 40 of about 271,766 (267)

Piezoresistive Monitoring of Carbon Nanomaterial‐Reinforced Epoxy Composites Under Cyclic and Fatigue Loading: A Review

open access: yesAdvanced Engineering Materials, EarlyView.
Carbon nanomaterial‐reinforced epoxy composites exhibit pronounced piezoresistive behavior, enabling intrinsic damage sensing under cyclic and fatigue loading. This review critically compares carbon nanotube and graphene systems, correlating filler content, percolation threshold, and gauge factor with sensing stability and damage evolution.
J. M. Parente   +3 more
wiley   +1 more source

Crystal structure of poly[aqua-(μ 2-3-bromoisonicotinato-κ 2 N: O)-(μ 2-3-bromoisonicotinato-κ 3 N: O: O′)-(μ 3-3-bromoisonicotinato-κ 3 N: O: O′)-(μ 2-nitrite-κ 3 O: O′: O″)dicadmium(II) monohydrate], C19H12Br3Cd2N3O9

open access: yesZeitschrift für Kristallographie - New Crystal Structures
C19H12Br3Cd2N3O9, triclinic, P 1− $\overset{-}{1}$ (no. 2), a = 8.5783(3) Å, b = 10.1346(3) Å, c = 15.5520(5) Å, α = 85.633(1)∘, β = 89.906(1)∘, γ = 65.269(1)∘, V = 1223.80(7) Å3, Z = 2, R gt(F) = 0.0368, wR ref(F 2) = 0.0935, T = 299 K.
Li Kuan-Ying   +3 more
doaj   +1 more source

Electrical Conductivities of Conductors, Semiconductors, and Their Mixtures at Elevated Temperatures

open access: yesAdvanced Engineering Materials, EarlyView.
This article presents a comprehensive review of temperature‐dependent electrical conductivity data for multiple material classes at elevated temperatures, highlighting a persistent conductivity gap between metals and semiconductors in the range of 102$\left(10\right)^{2}$– 107$\left(10\right)^{7}$ S/m. Metal–ceramic irregular metamaterials are proposed
Valentina Torres Nieto, Marcia A. Cooper
wiley   +1 more source

The crystal structure of poly[hexaqua-tetrakis(μ4-pyridine-2,4-dicarboxylate-κ5N: O: O′: O″: O‴)-bi(μ2-pyridine-2,4-dicarboxylate-κ3N: O: O′)-digadolinium(III)tricopper (II)], [Gd2Cu3(C7H3NO4)6(H2O)6]n

open access: yesZeitschrift für Kristallographie - New Crystal Structures
[Gd2Cu3(C7H3NO4)6(H2O)6]n, triclinic, P1̄ (no. 2), a = 9.4244(8) Å, b = 10.6875(9) Å, c = 12.2795(11) Å, α = 86.189(1)°, β = 81.500(1)°, γ = 86.605(1)°, V = 1209.0(2) Å3, Z = 1, Rgt (F) = 0.0337, wRref(F2) = 0.0692, T = 296 K.
Pan Xiang-Ping   +3 more
doaj   +1 more source

Quantum Chemical Analysis of the Correlation between Electrode Potential and Redox Center of Li‐Insertion Materials: Olivine, Layered and Spinel Structures, and Aqua‐Complexes

open access: yesChemElectroChem, 2023
Li‐insertion materials employed as electrode materials in Li‐ion batteries undergo solid‐state redox reactions wherein ions within a solid matrix are oxidized and reduced, in contrast to the conventional redox reactions of ions in solution.
Dr. Kingo Ariyoshi   +2 more
doaj   +1 more source

Designing Hollow Carbon Sphere with Hierarchal Porous for Na-S Systems with Ultra-Long Cycling Stabilities

open access: yesMolecules, 2022
Captured by the low-cost and high theoretical specific capacity, Na-S systems have garnered much attention. However, their intermediate products (dissolved polysulfide) are always out of control.
Gongke Wang   +3 more
doaj   +1 more source

Characterization of a Recyclate‐Based MgO‐Steel Composite As‐Sintered Inert Anode Candidate After Exposure to Cryolite Electrolysis

open access: yesAdvanced Engineering Materials, EarlyView.
Carbon‐free inert anodes are essential for decarbonizing aluminum electrolysis. This study investigates a recyclate‐based MgO‐316L steel composite anode tested under galvanostatic Hall–Héroult conditions in cryolite at 1000°C. Microstructural analysis reveals selective MgO fluorination, spinel and oxide layer formation, electrolyte infiltration, and ...
Serhii Yaroshevskyi   +7 more
wiley   +1 more source

Progress and Perspectives of Conducting Metal–Organic Frameworks for Electrochemical Energy Storage and Conversion

open access: yesChemistry, 2023
The metal–organic framework (MOF) is a kind of porous material with lattice materials. Due to its large surface area and structural diversity, it has made great progress in the fields of batteries, capacitors, electrocatalysis, etc. Conductive MOF (c-MOF)
Minggui Li   +5 more
doaj   +1 more source

Carbon-Based Composite Materials for Electrodes

open access: yesMaterials, 2022
Carbon-Based Composite Materials for Electrodes is a new open Special Issue of Materials, which has the goal of publishing original research and review articles focused on carbon nanotubes, graphene, activated carbon, graphite, pencil graphite, graphene oxide, graphene nanoplatelets, pyrolytic graphite, organic mass derived carbon, fullerenes, diamond,
Jamballi G. Manjunatha, Bengi Uslu
openaire   +2 more sources

Resistance Rapid Heating of Aluminum Coatings in an Extreme High Vacuum–Adequate Atmosphere for Hot Stamping

open access: yesAdvanced Engineering Materials, EarlyView.
The subject of this work is the development of a corrosion‐protective coating on steel sheets for form hardening. Rapid heating in an extreme high vacuum (XHV)‐adequate atmosphere is a useful method to prevent oxidation during alloying of 22MnB5 and aluminum to obtain a metallurgical bonding.
Lorenz Albracht   +5 more
wiley   +1 more source

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