Results 81 to 90 of about 167,615 (302)

Obtenção e caracterização de compósitos de poli (éter-éter-cetona) sulfonado/níquel-fósforo com condução protônica e elétrica [PDF]

open access: yes, 2012
Dissertação (mestrado) - Universidade Fderal de Santa Catarina, Centro Tecnologico, Programa de Pós-Graduação em Ciências e Engenharia de Materiais, Florianópolis, 2010O estudo e desenvolvimento de compósitos metal-polímero representa uma alternativa ...
Käfer, Karine Andrea
core  

Synthesis of 3-Substituted Indole by AlCl3-Promoted Reaction of α,β-unsaturated Ketone with Indole

open access: yes, 2014
A one-pot Lewis acid-A one-pot Lewis acid-promoted reaction condition of β,γ-unsaturated ketone with indole was developed for the synthesis of 3-substituted indoles with moderate to good yields.
Lee, Shih-Yuan   +1 more
core   +1 more source

Ionizable Lipid‐Dependent Optimization of Steroid Lipid Nanoparticles With Tunable Immunomodulatory Properties

open access: yesAdvanced Materials, EarlyView.
A novel engineering strategy that establishes material design principles for incorporating anti‐inflammatory steroids into lipid nanoparticles to reduce LNP‐induced inflammation while retaining mRNA delivery. Results are validated in vitro and in three animal models of inflammation and autoimmunity in vivo.
Ajay S. Thatte   +21 more
wiley   +1 more source

Me3SiOTf Promoted Aza-Michael Addition Reaction of 1o-Amide with a,b-Unsaturated Ketone

open access: yes, 2010
Lewis acid, Me3SiOTf, has been shown to be a promising promoter for aza-Michael reaction of relatively acidic primary amide with α,β-unsaturated ketone.
Adam Shih‐Yuan Lee   +6 more
core   +1 more source

Liquid Crystal Elastomer‐Based Haptic Pixel Arrays at Your Fingertips for Advanced Human–Machine Interfaces

open access: yesAdvanced Materials, EarlyView.
We mechanically program liquid crystal elastomer coatings as a stimuli‐responsive and digitally addressable platform for refreshable tactile displays; we validate the perceptual performance of our dynamic device matches conventional static tactile media.
Tom Bruining   +9 more
wiley   +1 more source

Adsorption‐Engineered Hydrocarbon Ionomers for Durable Proton‐Exchange Membrane Fuel Cells

open access: yesAdvanced Materials, EarlyView.
Hydrocarbon ionomers suffer from oxidation‐driven interfacial degradation in PEM fuel cell cathodes, leading to catalyst instability. Here, adsorption‐engineered poly(fluorene) ionomers decouple interfacial anchoring from oxidative degradation, enabling strong catalyst–ionomer interactions while resisting electrochemical oxidation.
Heemin Park   +14 more
wiley   +1 more source

Análise química, microscópica e microbiológica de poli-éter-éter-cetona (PEEK) funcionalizado para incorporação de antibiofilmes orgânicos [PDF]

open access: yes, 2015
Dissertação (mestrado) - Universidade Federal de Santa Catarina, Centro de Ciências da Saúde, Programa de Pós-Graduação em Odontologia, Florianópolis, 2015.(Poli-éter-éter-cetona) PEEK representa atualmente uma alternativa para implantes ortopédicos ...
Dumes Montero, Juan Felipe
core  

Mechanical Performance of Laser Sintered Poly(ether Ketone Ketone) (PEKK) [PDF]

open access: yes, 2019
The recent progress in Additive Manufacturing Powder Bed Fusion systems are bound to attract uptake of new high performance materials. Within the Poly(aryl ether ketone) (PAEK) family, Poly(ether ketone ketone) (PEKK) shows promising mechanical ...
Decraemer, N.   +5 more
core   +1 more source

Leveraging Data‐Driven and Fundamental Insights for Electrolyte Innovation in Lithium Metal Batteries

open access: yesAdvanced Materials, EarlyView.
Using 640 curated electrolyte formulations, we apply data‐driven analysis to reveal how molecular features govern coulombic efficiency (CE) in lithium metal batteries. Fluorine content correlates positively with CE, while oxygen, carbon, and higher boiling points correlate negatively.
Minh Van Duong   +6 more
wiley   +1 more source

Blood Glucose Levels, Platelet Count, and Urinary Ketone Levels in Lame Bali Cattle

open access: yesMedia Kedokteran Hewan
Lameness is a common problem in Bali cattle. It is caused by various factors, both infectious and non-infectious. This study aims to evaluate the physiological changes in the levels of blood glucose and urinary ketone in lame Bali cattle.
Putu Devi Jayanti   +1 more
doaj   +1 more source

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