Results 241 to 250 of about 66,286 (300)

Electronic jelly: Engineering the mechanics of hydrogels for flexible electronics

open access: yesFlexMat, EarlyView.
By unifying mechanical reinforcement strategies—double networks, structural ordering, and dynamic interactions—this review demonstrates how engineered hydrogels can transcend their fragility to achieve the strength, toughness, and reliability required for flexible electronics, including wearable sensors, energy devices, and soft robotic systems ...
Tianfu Zheng   +2 more
wiley   +1 more source

Ceramic nanocomposite membranes and membrane fouling: A review

Water Research, 2020
Membrane technologies have broad applications in the removal of contaminants from drinking water and wastewater. In recent decades, ceramic membrane has made rapid progress in industrial/municipal wastewater treatment and drinking water treatment owing to their advantageous properties over conventional polymeric membrane. The beneficial characteristics
Chen, Li   +4 more
openaire   +2 more sources

Ceramic Membranes Characterization

2017
This chapter is about some of the main methods used in the ceramic membranes characterization. Some of these methods are permeability, solute rejection assays, porosimetry by mercury intrusion, scanning electron microscopy, X-ray diffraction, among others.
Dionisio da Silva Biron   +2 more
openaire   +1 more source

Ceramic Membranes Preparation

2017
In this chapter emphasis will be given to the main raw materials used in production of ceramic membranes as well as with the main processes of obtaining the same. The need to understand the phenomena involved in the processing of ceramic membranes, as well as the interaction of materials used is of utter importance for the performance of the final ...
Dionisio da Silva Biron   +2 more
openaire   +1 more source

Electroviscous Effects in Ceramic Nanofiltration Membranes

ChemPhysChem, 2015
AbstractMembrane permeability and salt rejection of a γ‐alumina nanofiltration membrane were studied and modeled for different salt solutions. Salt rejection was predicted by using the Donnan‐steric pore model, in which the extended Nernst–Planck equation was applied to predict ion transport through the pores.
Farsi, Ali   +2 more
openaire   +2 more sources

Ceramic Membrane Modules

2017
Membrane module can be understood as a physical unit, which gathers all the elements that participate in the separation process. Membrane module is, basically, composed by membranes, channels where feed goes through, the permeate and concentrate, and by pressure or current support structures applied to the system.
Dionisio da Silva Biron   +2 more
openaire   +1 more source

Hafnia ceramic nanofiltration membranes

Journal of Membrane Science, 2000
Abstract We use the hindered transport theory for neutral solutes and the macroscopic homogeneous electro-transport theory for ions to predict without any adjustable parameters the limiting rejection of, respectively, four neutral molecules and five binary electrolytes by granular porous hafnia nanofilters.
J. Palmeri   +3 more
openaire   +1 more source

Synthesis of ceramic membranes

Journal of Materials Science, 1992
Non-supported γ-alumina films are prepared from a boehmite colloidal suspension. After calcination at 600°C, the microstructure is characterized by a mean pore diameter of 3 nm, a porosity of 50% and a tortuosity of 5.5. The structure is formed by card packed, plate-shaped particles, giving rise to slit-shaped pores.
Uhlhorn, R.J.R.   +3 more
openaire   +1 more source

Porous ceramic membranes for membrane reactors

2013
This chapter discusses the research and development of porous ceramic membranes and their application as membrane reactors (MRs) for both gas and liquid phase reaction and separation. The most commonly used preparation techniques for the synthesis of porous ceramic membranes are introduced first followed by a discussion of the various techniques used ...
Smart S   +5 more
openaire   +4 more sources

Ceramic membranes

2016
This textbook gives a clear and coherent overview of ceramic membranes, from preparation methods all the way to applications and economics. The authors, who are known for their clear writing style, combine their expertise in environmental engineering and porous materials to cover a wide range of examples, with over 1000 references.
Gitis, V., Rothenberg, G.
openaire   +2 more sources

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