Results 111 to 120 of about 1,249,807 (384)

Comparison of osteogenic potential of poly-ether-ether-ketone with titanium-coated poly-ether-ether-ketone and titanium-blended poly-ether-ether-ketone: An in vitro study

open access: yesThe Journal of Indian Prosthodontic Society, 2017
Statement of Problem: Poly-ether-ether-ketone (PEEK), a high-performance semi-crystalline thermoplastic polymer, has been employed to replace the metallic implant components in orthopedics.
T Anjan Kumar   +2 more
doaj   +1 more source

Preliminary Investigation of Poly-Ether-Ether-Ketone Based on Fused Deposition Modeling for Medical Applications

open access: yesMaterials, 2018
Poly-ether-ether-ketone (PEEK) fabricated by fused deposition modeling for medical applications was evaluated in terms of mechanical strength and in vitro cytotoxicity in this study.
F. Zhao, Dichen Li, Zhongmin Jin
semanticscholar   +1 more source

LaRC-ITPI/arylene ether copolymers [PDF]

open access: yes
As part of an effort to develop high performance structural resins for aerospace applications, work has continued on block copolymers containing imide and arylene ether segments.
Jensen, Brian J., Working, Dennis C.
core   +1 more source

Stable and Dendrite‐Free Zinc Metal Anodes Via Interface Nanoarchitectonics for Aqueous Zinc‐Ion Batteries

open access: yesAdvanced Functional Materials, EarlyView.
This review explores Zn anode challenges in aqueous ZIBs, including dendrites, corrosion, and side reactions, and discusses strategies for improvement through Zn anode, electrolyte, and separator modifications to enhance stability and efficiency. Abstract Aqueous rechargeable zinc‐ion batteries (ZIBs) are emerging as promising candidates for next ...
Pragati A. Shinde   +5 more
wiley   +1 more source

(18-Crown-6)(trifluoro­methane­sulfonato)­sodium [PDF]

open access: yes, 2010
The title compound, [Na(CF3O3S)(C12H24O6)], features a sodium cation that is coordinated by eight O atoms in an irregular hexa­gonal bipyramidal environment. The equatorial positions are occupied by the six O atoms of an 18-crown-6 ether ring.
Bolte, Michael   +2 more
core   +3 more sources

Ferrocene Derivatives Enable Ultrasensitive Perovskite Photodetectors with Enhanced Reverse Bias Stability

open access: yesAdvanced Functional Materials, EarlyView.
Novel ferrocene derivatives (e.g., FcPhc2) are used as an ultrathin layer hole‐blocking layer, reducing hole injection from the Ag contact. This results in an ultralow noise spectral density of 1.2 × 10−14 A Hz−1/2, and a high specific detectivity of 8.1 × 1012 Jones at −0.5 V.
Eunyoung Hong   +16 more
wiley   +1 more source

The synthesis and characterisation of some ortho-substituted phenoxyalkanoic acids and their derivatives [PDF]

open access: yesJournal of the Serbian Chemical Society, 2006
The synthesis of 2-phenoxyalkanoic acids (ethanoic, propanoic, butanoic) was realised by the reaction of ortho-hydroxybenzamide respectively N-phenyl-o-hydroxybenzamide with a-halogenated acids in aqueous sodium hydroxide solution.
VALENTIN BADEA   +4 more
doaj  

Crystal structures of bis[2-(diphenylphosphinothioyl)phenyl] ether and bis{2-[diphenyl(selanylidene)phosphanyl]phenyl} ether

open access: yesActa Crystallographica Section E, 2014
The title compounds, C36H28OP2S2, (1), and C36H28OP2Se2, (2), exhibit remarkably similar structures although they are not isomorphous. The whole molecule of compound (2) is generated by twofold symmetry, with the ether O atom located on the twofold axis.
Daron E. Janzen   +2 more
doaj   +1 more source

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