Results 51 to 60 of about 19,092 (306)

Gyroid ceramic cellular filter using an additively-manufactured sacrificial mold toward off-gas management

open access: yesOpen Ceramics
We report a method that uses an additively-manufactured sacrificial mold to fabricate ceramic cellular structures that have a gyroid geometry. The mold has a complex periodic architecture, and was produced by additive manufacturing that applies fused ...
Byoungjin So   +4 more
doaj   +1 more source

Application of activated carbon impregnated composite ceramic filters in cassava mill effluent treatment: prospects and limitations

open access: yesJournal of Degraded and Mining Lands Management, 2019
Disposal of poorly managed cassava mill effluent often results in serious environmental degradation. A low-cost treatment option was developed to alleviate this rising concern prevalent among third world processors.
Nurudeen Samuel Lawal   +2 more
doaj   +1 more source

Zein‐Based Adhesives: Sustainable Extraction and Application in Bioadhesive Technologies

open access: yesAdvanced Engineering Materials, EarlyView.
Zein is extracted from corn gluten meal using a simple and scalable process with high yield (~90%). The resulting protein is applied in bioadhesives modified with Ca2+ and Fe3+ ions, exhibiting substrate‐dependent adhesion. The findings demonstrate competitive bonding performance and highlight the role of ionic interactions in tuning adhesion ...
Paula Bertolino Sanvezzo   +3 more
wiley   +1 more source

The data on the removal of turbidity and biological agents in spent filter backwash by bed ceramic in water treatment process

open access: yesData in Brief, 2018
The use of a ceramic membrane is not only a new and modern technique, but reduce the use of chemicals and coagulants as well, and also having high mechanical and chemical resistance reduces costs over consecutive years.
Reza Sardari, Noushin Osouleddini
doaj   +1 more source

Near‐Field Electrospinning Micro‐Printhead Achieves Precise Control of Nanofiber Deposition

open access: yesAdvanced Engineering Materials, EarlyView.
A micro‐printhead for near‐field electrospinning enables reproducible deposition of polymer nanofibers with diameters below 50 nm. Systematic parameter studies uncover the mechanisms linking operating conditions to fiber morphology, paving the way for precise and low‐cost nanoscale 3D manufacturing.As a high‐resolution, cost‐effective, and rapid ...
Han Xu, Dario Mager, Jan G. Korvink
wiley   +1 more source

Methodology for reducing the filtering capacitor in low-flicker LED drivers

open access: yesThe Journal of Engineering, 2017
The amount of light flicker in an AC–DC light-emitting diode (LED) driver is dependent on the size of filter capacitors. In this study, a study is conducted on reducing the size of filter capacitor in an AC–DC buck–boost/flyback LED driver using flicker ...
Ali Shagerdmootaab, Mehrdad Moallem
doaj   +1 more source

Evaluating Energy Absorption Performance of Filled Lattice Structures

open access: yesAdvanced Engineering Materials, EarlyView.
Maximum stress must be considered to robustly evaluate energy absorber designs. This approach was applied to compare all types of absorbers in a single Ashby diagram and determine the utility of filling lattice voids with a second material. High‐performance fillers can improve the performance of lattices that are limited by buckling or catastrophic ...
Christian Bonney   +2 more
wiley   +1 more source

Electrically-Tunable Ceramic-Waveguide Filter

open access: yesElectromagnetic Science
Ceramic waveguide filters have been popular in 5G wireless system applications. This article proposes an effective solution to enable the ceramic waveguide filter to be electrically tunable.
Di Lu, Baoqi Zhu, Ming Yu
doaj   +1 more source

Performance evaluation of locally produced ceramic filters for household water treatment in Nigeria

open access: yesScientific African, 2020
This study investigates the production of ceramic water filters from various clay materials and their performances to improve the physical and bacteriological quality of drinking water.
S.I. Akosile   +6 more
doaj   +1 more source

Long-lifetime water-washable ceramic catalyst filter for air purification

open access: yesNature Communications, 2023
Disposable filters are generally used for air purification despite frequent replacement and waste generation problems. Here, a ceramic catalyst filter is introduced as a new class of filter that simultaneously removes PMs and VOCs as primary air ...
Hyuk Jae Kwon   +20 more
doaj   +1 more source

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