Results 61 to 70 of about 61,598 (297)

Template‐Confined Synthesis of Shape‐Engineered Single‐Crystal Gold Microplates in Lithographically‐Defined Polymeric Patterns

open access: yesAdvanced Functional Materials, EarlyView.
Single‐crystal gold microplates are high‐performance nanomaterials with an impressive wafer‐based application space. Progress has, however, been tempered by an inability to exert synthetic control over microplate size, shape, and positioning. In this work, control over these parameters is demonstrated using a seed‐mediated synthesis that both confines ...
Debasish Panda   +9 more
wiley   +1 more source

Wear of PEEK-OPTIMA and PEEK-OPTIMA-Wear Performance articulating against highly cross-linked polyethylene

open access: yes, 2015
The idea of all polymer artificial joints, particularly for the knee and finger, has been raised several times in the past 20 years. This is partly because of weight but also to reduce stress shielding in the bone when stiffer materials such as metals or
Briscoe, Adam   +2 more
core   +1 more source

Enhancement of Dielectric Breakdown Strength and Recoverable Energy Density in Three‐Dimensional Heterointerfaces on BaTiO3–PbZrO3–PbTiO3 Films via Room‐Temperature Nano‐Clustering

open access: yesAdvanced Functional Materials, EarlyView.
A room‐temperature aerosol deposition process yields multiphase nano‐clustered dielectric capacitors containing discrete BaTiO3, PbZrO3, and PbTiO3 crystals. This architecture creates three‐dimensional heterointerfaces that induce interfacial charge trapping and effectively inhibit breakdown propagation.
Hyunseok Song   +8 more
wiley   +1 more source

Fracture of Dual-Mobility Polyethylene Liner in a Primary Total Hip Arthroplasty: A New Complication to a Modern Design: A Case Report

open access: yesArthroplasty Today
We present the first documented case of polyethylene liner fracture in a primary dual-mobility cup (DMC) total hip arthroplasty leading to intraprosthetic dislocation.
Evan P. Bailey, MD   +5 more
doaj   +1 more source

Evaluating the Possibility of Replacing Non-Wood Core in the Make of Wooden Sandwich Panel to Reduce the Consumption of Wood Resources, Preserve the Environment and Human Health [PDF]

open access: yesمحیط زیست و توسعه فرابخشی
Introduction: Given the increase in the world's population and the subsequent increase in demand for wood and wood products, the high cost of wood, limited forest resources, damage to forests, the environment, and human health, today it is very important
Pantea Omrani   +2 more
doaj   +1 more source

Core Cross-Linked Polyethylene Glycol Oleate Micelles as Novel Drug Carriers

open access: yes, 2011
Polyethylene Glycol Oleate was synthesized by esterification of polyethylene glycol and Oil acid using DMAP as a catalyst. The double bonds of the product in the core of micelles were cross-linked by the initiation of (NH4)2S2O8 during the micelles ...
Bao Qi Wang   +3 more
core   +1 more source

Hybrid Solar Cell/Triboelectric Nanogenerator Based on Stable Two‐Dimensional Covalent Organic Frameworks

open access: yesAdvanced Functional Materials, EarlyView.
This study highlights the integration of stable two‐dimensional covalent organic framework (COF) films as photoactive layers in hybrid nanoenergy devices. The results demonstrate their capacity to generate electricity under both sunny and rainy conditions, showcasing versatility and resilience.
Joab D. Guerrero   +13 more
wiley   +1 more source

Accelerated wear protocols for understanding clinical wear in modern hip prostheses [PDF]

open access: yes, 2014
The copyright of this thesis rests with the author and no quotation from it or information derived from it may be published without the prior written consent of the authorSuccess of total hip replacements is well reported however, failures as a result of
De Villiers, Danielle
core  

Study on Pyrolysis Characteristics of Cross-linked Polyethylene Material Cable

open access: yes, 2013
Wire and cable potential fire hazard is mainly due to cable sheath material and insulation coating material is flammable. Combustible pyrolysis process is the first stage of development in cable fire.
Mo, Shan-jun   +3 more
core   +1 more source

Bacterial‐Electrochemical Platform Utilizing a MXene‐Peptide Hydrogel

open access: yesAdvanced Functional Materials, EarlyView.
A peptide‐based fibrillar hydrogel incorporating MXene facilitates efficient electron delivery to intracellular recombinant [FeFe]‐hydrogenase enzyme in E. coli, enabling sustained bioelectrochemical H2 production without engineered exoelectrogenicity pathways.
Oren Ben‐Zvi   +6 more
wiley   +1 more source

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