Results 101 to 110 of about 419,452 (304)

Grain Boundary Space Charge Engineering of Solid Oxide Electrolytes: Model Thin Film Study

open access: yesAdvanced Functional Materials, EarlyView.
This study demonstrates unprecedented control of grain boundary electrical properties in solid electrolytes. Selective diffusion of cations through grain boundaries in thin films enables 12 orders of magnitude variation in ionic resistance, proving that systematic chemical modification of grain boundary electrical properties is feasible.
Thomas Defferriere   +5 more
wiley   +1 more source

Stability and Fairness in Models with a Multiple Membership [PDF]

open access: yes
This article studies a model of coalition formation for the joint production (and finance) of public projects, in which agents may belong to multiple coalitions.
Alexei Savvateev   +3 more
core   +6 more sources

Full‐Spectrum Solar Harvesting and Desalination Enabled by Supra‐Nano Amorphous Ruthenium Dioxide – Mineral Composites

open access: yesAdvanced Functional Materials, EarlyView.
A mineral‐based supra‐nano amorphous ruthenium dioxide composite (a‐Ru0.5‐AM) was designed, achieving 97% broadband solar absorption. Under one sun, it reaches 87.91 ± 0.32 °C with a distinct thermal buffering effect that favors thermal confinement.
Yunchen Long   +13 more
wiley   +1 more source

Solvent‐Free Bonding Mechanisms and Microstructure Engineering in Dry Electrode Technology for Lithium‐Ion Batteries

open access: yesAdvanced Functional Materials, EarlyView.
Dry electrode technology revolutionizes battery manufacturing by eliminating toxic solvents and energy‐intensive drying. This work details two promising techniques: dry spray deposition and polymer fibrillation. How their unique solvent‐free bonding mechanisms create uniform microstructures for thicker, denser electrodes, boosting energy density and ...
Yuhao Liang   +7 more
wiley   +1 more source

Surgical Reconstruction with the Remnant Ligament Improves Joint Position Sense as well as Functional Ankle Instability: A 1-Year Follow-Up Study

open access: yesThe Scientific World Journal, 2014
Introduction. Chronic functional instability—characterized by repeated ankle inversion sprains and a subjective sensation of instability—is one of the most common residual disabilities after an inversion sprain.
Kamizato Iwao   +2 more
doaj   +1 more source

Porous titanium for biomedical applications : development, characterization and biological evaluation [PDF]

open access: yes, 2007
Metallic biomaterials have so far shown the greatest potential to be the basis of implants for long-term load-bearing orthopedic and dental applications, owing to their excellent mechanical strength when compared to alternative biomaterials, such as ...
Li, JiaPing
core   +1 more source

Engineering Relative Spatial Structure of Dual Atomic Sites with Asymmetric Coordination for High‐Performance Hydrogen Evolution Activity

open access: yesAdvanced Functional Materials, EarlyView.
Dual‐atom catalysts featuring varying spatial configurations of metal sites (Pt1Fe1 DACs) are employed to systematically investigate the influence of spatial arrangements on the electronic structure and catalytic activity of active sites. Notably, the 3D asymmetric Pt1Fe1‐TAC dimer, featuring strong interatomic interactions, demonstrates superior ...
Yi Guan   +8 more
wiley   +1 more source

Sternoclavicular Joint Instability: Symptoms, Diagnosis And Management

open access: yesOrthopedic Research and Reviews, 2020
Jacob A Garcia,1 Alexandra M Arguello,2 Amit M Momaya,2 Brent A Ponce2 1University Of Alabama At Birmingham School Of Medicine, Birmingham, AL 35294, USA; 2University Of Alabama At Birmingham, Department Of Orthopedic Surgery, Birmingham, AL 35294 ...
Garcia JA   +3 more
doaj  

Tratamento da instabilidade lombar com parafusos pediculares Treatment of lumbar instability with pedicular screws

open access: yesActa Ortopédica Brasileira, 2005
A instabilidade lombar é uma doença freqüente na prática clínica. Vários autores preconizam o uso de parafusos pediculares para fixação da artrodese posterior, demonstrando melhores resultados do que a estabilização in situ. OBJETIVO: Avaliar o resultado
Osmar Avanzi   +3 more
doaj   +1 more source

Investigating the Early Signals of Banking Sector Vulnerabilities in Central and East European Emerging Markets [PDF]

open access: yes
This paper considers the joint role of macro-economic and bankspecific factors in explaining the occurrence of banking problems in the twenty-one Central and East European emerging markets over the recent decade.
David G Mayes, Kadri Männasoo
core  

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