Results 111 to 120 of about 3,048,178 (294)

Membranas de polieletrólitos com características de condução protônica: obtenção, caracterização e avaliação da eficiência em células a combustível [PDF]

open access: yes, 2012
Tese (doutorado) - Universidade Federal de Santa Catarina, Centro de Ciências Físicas e Matemáticas. Programa de Pós-graduação em QuímicaMembranas compósitas com características de condutividade protônica tem sido estudadas como uma alternativa para ...
Oliveira, Paula Nunes de
core  

Magneto‐Ionic Devices With Polymer‐Based Electrolytes

open access: yesAdvanced Functional Materials, EarlyView.
Polymer electrolytes are introduced for magneto‐ionic devices based on hydroxide and hydrogen ions. The magneto‐ionic effect results in a pronounced voltage‐controlled variation of coercivity in both devices. The switching speed is in the range of 100 ms.
Markus Gößler   +3 more
wiley   +1 more source

Analysis of Methanol Production from Bio-syngas Through an Innovative Reactor

open access: yesChemical Engineering Transactions
This work aims to develop a novel co-generative technology to produce methanol through bio-syngas from waste biomass. To this aim, residual biomasses in southern Italy will be characterized by proximate and ultimate analyses and used as fed in syngas ...
Roberto Baratti   +7 more
doaj  

A New Bioactive Glass‐Based Hybrid Bioink With Enhanced Cell Viability and Antibacterial Properties

open access: yesAdvanced Healthcare Materials, EarlyView.
Graphical illustration of the production and characterization process, demonstrating the multiple functions of the new hybrid gelatin methacryloyl‐silver‐bioactive glass (GAB) material. Created in https://BioRender.com. ABSTRACT Recent advances in three‐dimensional bioprinting (3DBP) technology enable the production of customized bone substitutes ...
Adam C. Marsh   +14 more
wiley   +1 more source

Methanol synthesis from CO2 using silicone rubber/ceramic composite membrane reactor

open access: yes, 2002
A parallel flow model of isothermal one-dimension pseudo-homogeneous membrane reactor for methanol synthesis from CO2 in silicone rubber/ceramic composite membrane reactor was developed.
袁权, 陈光文
core  

Assessment of the impact of water and methanol removal on the kinetics of methanol synthesis over CZA catalysts for sorption-enhanced applications

open access: yesFrontiers in Chemical Engineering
Process intensification, particularly for methanol synthesis from CO2, has attracted increasing attention through the development of reactors integrating in situ product removal.
F. Bihl   +4 more
doaj   +1 more source

Microfluidic Nano‐Assembly of Red‐Blood‐Cell (RBC) Lipids and Components for Engineering Extracellular Vesicles

open access: yesAdvanced Healthcare Materials, EarlyView.
Engineered red blood cell‐derived extracellular vesicles (eRBCEVs) are synthesized via controlled microfluidic assembly from native RBC lipids, enabling tunable encapsulation of proteins, nucleic acids, nanoparticles, and viral vectors. The platform demonstrates reproducible nanoscale architecture, preserved membrane composition, and functional cargo ...
Chiranth K. Nagaraj   +23 more
wiley   +1 more source

Numerical evaluation of methanol synthesis in catalytic wall-coated microreactors: scale-up and performance analysis of planar and monolithic designs

open access: yesFrontiers in Chemical Engineering
Methanol is one of the most important primary chemical compounds, being an interesting alternative for portable energy applications and also acting as a molecular platform for the synthesis of a wide range of commodities and high-added-value products ...
João Lameu da Silva   +2 more
doaj   +1 more source

Dynamic Loading Regulates Meniscus‐Like Matrix Production in Human Mesenchymal Stromal Cell‐Seeded PET Scaffolds

open access: yesAdvanced Healthcare Materials, EarlyView.
Dynamic compression enhances mesenchymal stromal cell proliferation in nonwoven PET scaffolds under chondrogenic differentiation conditions and triggers mechanosensitive transcriptional programs associated with extracellular matrix remodeling. These findings highlight the potential of mechanically stimulated PET scaffolds as a promising platform for ...
Graciosa Quelhas Teixeira   +8 more
wiley   +1 more source

Targeting CD300a Signaling With a Phosphatidylserine‐Presenting Hydrogel Rescues Macrophage Dysfunction and Accelerates Diabetic Wound Healing

open access: yesAdvanced Healthcare Materials, EarlyView.
Schematic illustration of the proposed mechanism: PEG/RGD‐PSLs mimic apoptotic cells to engage PS receptors (notably CD300a), transducing an inhibitory signal that suppresses the MyD88/NF‐κB pathway, leading to global anti‐inflammatory and pro‐reparative effects.
Lele Wu   +10 more
wiley   +1 more source

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