Results 61 to 70 of about 915,308 (289)

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

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

The performance of a porous ceramic hydrostatic journal bearing [PDF]

open access: yes, 2009
The performance of a porous-ceramic hydrostatic journal bearing manufactured by the starch consolidation (SC) technique has been examined using a highly instrumented test rig.
Corbett, John   +5 more
core   +1 more source

Advances in Sustainable and Wearable Textile Based Soft Robotics

open access: yesAdvanced Functional Materials, EarlyView.
This Review examines advances in wearable textile‐based soft robotics, focusing on sustainable materials, integrated sensing, and scalable actuation. It discusses manufacturing and system integration across healthcare, assistive robotics, prosthetics, and human–machine interfaces, and highlights key challenges in circular design, including life‐cycle ...
Zahir Abbas   +6 more
wiley   +1 more source

Bio‐Inspired Synthesis of Macroporous Single Crystal Particles as Scattering Agents

open access: yesAdvanced Functional Materials, EarlyView.
A general strategy is presented that delivers unique, single‐crystal microparticles that combine submicron macroporosity and uniform particle shapes. A bioinspired approach is used to occlude three distinct types of additives – polystyrene microspheres, polymer vesicles and amino acids – within calcite single crystals, and subsequent thermal annealing ...
Stephanie E. Foster   +11 more
wiley   +1 more source

Micro-extrusion of fine ceramic latticework [PDF]

open access: yes, 2008
PhDMicroextrusion freeforming of ceramic lattices from high solids ceramic pastes is a method for forming complex multi-scale hierarchical porous structures.
Chi, Xiaopeng
core   +3 more sources

Numerical Simulation of Gas Purification by Filtration with Ceramic Filter

open access: yes, 2011
The numerical simulation method is used to analyze the process of gas purification with ceramic filters. The gas /solid two-phase flow field in the ceramic filter vessel was simulated using the Eulerian two-fluid model provided by FLUENT code.
Hai Xia Li, Zhan Xu Tie
core   +1 more source

Bio‐Inspired Artificial Ionic Mechanoreceptor

open access: yesAdvanced Functional Materials, EarlyView.
A skin‐inspired artificial mechanoreceptor based on ionic interactions is presented for biomimetic tactile sensing. Pressure‐driven ionic redistribution within microfluidic channels generates a self‐powered electrical signal without external bias. The generated waveform exhibits mechanoreceptor‐like temporal features, including overshoot and undershoot,
Mohammad Akbari   +4 more
wiley   +1 more source

High-performance FeaTibOx catalyst loaded on ceramic filter for NOx reduction

open access: yesMaterials Research Express, 2021
The Fe _a Ti _b O _x catalyst was loaded into the pores of porous ceramic using impregnation method for removing nitrogen oxides with selective catalytic reduction (SCR) technology.
Ruian Wu   +4 more
doaj   +1 more source

Ceramic-Carbon Nanotube Composites and Their Potential Applications

open access: yes, 2012
Carbon nanotubes (CNTs) have been the subject of intensive research for nearly two decades, and this is due to their exceptional lightness, large aspect ratio, extraordinary mechanical, electrical, thermal properties and additional multi-functional ...
Hamed Parham (21821699)
core   +5 more sources

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