Results 71 to 80 of about 60,841 (258)

Metal-Insulator Transition Temperatures and Excitonic Phases in Vanadium Oxides [PDF]

open access: yes, 2011
The possibility of applying the excitonic insulator model to the description of metal-insulator transitions in vanadium oxide Magneli phases is investigated.
A. L. Pergament
core   +1 more source

Performance Analysis of Abradable Coating Systems for Aircraft Gas Turbines

open access: yesAdvanced Engineering Materials, EarlyView.
Three CoNiCrAlY/YSZ/MgAl2O4 abradable liner configurations on a nickel‐superalloy are evaluated by thermal‐gradient cycling and incursion tests. Laser ablation of the bondcoat and/or Y2O3‐stabilized ZrO2 (YSZ) intermediate layer increases mechanical interlocking and bonding for thick topcoats.
Hanna Heyl   +4 more
wiley   +1 more source

Tracing Interfacial Reactivity of Lithium Transition Metal Oxides Through Outgassing [PDF]

open access: yes, 2019
Lithium transition metal oxides are Li host structures used as cathodes for Li-ion batteries. Li is removed (deintercalated) from the oxide during charge and is inserted (intercalated) on discharge.
Renfrew, Sara
core  

Incorporation of Selenium into Sol–Gel‐Derived Bioactive Glass: Influence on Glass Structure, Bioactivity, and its Selective Cytotoxicity

open access: yesAdvanced Engineering Materials, EarlyView.
Selenium was incorporated into a sol–gel‐derived bioactive glass to enable sustained therapeutic ion release. The selenium‐containing glass preserved bioactivity while selectively inducing cytotoxicity in osteosarcoma cells and maintaining osteoblastic viability.
Breno Rocha Barrioni   +7 more
wiley   +1 more source

Electron Spectroscopy of Correlated Transition Metal Oxides

open access: yes, 2009
It is now realized that electron—electron Coulomb repulsion (electron correlation) strength, U plays the key role in determining the electronic properties of various condensed matter systems.
K. Maiti, Maiti, K.
core   +1 more source

Solid‐State Diffusion and Intermetallic Phase Formation in Roll‐Bonded Mg–Zn Composites With Kirigami‐Patterned Inlay

open access: yesAdvanced Engineering Materials, EarlyView.
Mg–Zn composites with a thickness of 0.21 mm were fabricated using roll bonding of a kirigami‐patterned Mg alloy inlay within a Zn matrix. Thermal activation following this process led to the formation of tailored intermetallic structures, which provided the composite with enhanced flexural strength.
Yaroslav Frolov   +4 more
wiley   +1 more source

Spin-strain coupling in a 3-D transition metal oxides

open access: yes, 2010
ab-initio Hartree Fock (HF), density functional theory (DFT) and hybrid potentials were employed to compute the optimized lattice parameters and elastic properties of perovskite 3-d transition metal oxides.
Narejo, Ghous Bakhsh
core   +1 more source

Additive Manufacturing of Continuous Fibre Reinforced Composites: Process, Characterisation, Modelling, and Sustainability

open access: yesAdvanced Engineering Materials, EarlyView.
Additive manufacturing provides precise control over the placement of continuous fibres within polymer matrices, enabling customised mechanical performance in composite components. This article explores processing strategies, mechanical testing, and modelling approaches for additive manufactured continuous fibre‐reinforced composites.
Cherian Thomas, Amir Hosein Sakhaei
wiley   +1 more source

Surface phases of transition metal oxides

open access: yes, 2000
A signature of transition metal oxides is the ability to accommodate stoichiometry variations by forming thermodynamically stable structures. This means that the overall composition is sensitive to thermochemical history and composition gradients near ...
Dulli, Hani
core  

Synthesis of Transition-Metal-Oxides Meso-Structured Thin Films

open access: yes, 1998
Highly ordered self-assembly organized silica meso-structured architectures have attracted increasing attention because these materials provide a rich source for scientific research and technological applications.
H.S. Zhou, I. Honma
core   +1 more source

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