Results 41 to 50 of about 101,353 (286)

Advanced Preparation Methods for Ceramic Membrane Materials in Electrochemical Applications

open access: yesCrystals
The outstanding thermal, chemical, and mechanical properties of ceramic membranes have attracted increasing attention, offering advantages over polymer and metal counterparts.
Keqiang Fan   +3 more
doaj   +1 more source

Preparation of a High-Performance Porous Ceramic Membrane by a Two-Step Coating Method and One-Step Sintering

open access: yesApplied Sciences, 2018
Hole defects and uneven membrane thicknesses can lead to poor performance, especially in the separation stability of ceramic membranes. This paper uses a one-step sintering method, which avoids hole defects and uneven membrane thicknesses, for the ...
Zhiwen Hu   +5 more
doaj   +1 more source

Effect of beating process to soda anthraquinone pulp of oil palm male flower spikes fibre [PDF]

open access: yes, 2015
This study was carried out to investigate the effect of beating process to the characteristics of pulp and paper produced from oil palm oil male flower spikes (OPMFS). OPMFS pulp was prepared according to chemical Soda-AQ pulping process.
Adnan, S.   +6 more
core   +1 more source

Studies on the Separation and Purification of the Caulis sinomenii Extract Solution Using Microfiltration and Ultrafiltration

open access: yesSeparations, 2021
The separation and purification process of alkaloids faces great challenges of pollution, high energy consumption and low continuity. In this study, the effects of ceramic microfiltration (MF) membrane (membrane pore size of 0.50 μm, 0.20 μm, 0.05 μm ...
Xi Wang   +6 more
doaj   +1 more source

Application of Ceramic Membrane in Water and Wastewater Treatment

open access: yesE3S Web of Conferences, 2018
In recent years, ceramic membranes have been widely used in the field of water and wastewater treatment by virtue of their advantages over conventional water treatment technologies.
LIN Feng   +4 more
doaj   +1 more source

Modeling Fixed Bed Membrane Reactors for Hydrogen Production through Steam Reforming Reactions: A Critical Analysis [PDF]

open access: yes, 2018
Membrane reactors for hydrogen production have been extensively studied in the past years due to the interest in developing systems that are adequate for the decentralized production of high-purity hydrogen.
Annesini, Maria Cristina   +2 more
core   +1 more source

Advances in MOF membrane strategies for selective lithium extraction from salt lake brine

open access: yesAdvanced Membranes
Metal-organic framework (MOF) membranes have emerged as a promising solution for lithium extraction from salt lake brines due to their tunable pore structures and high specific surface areas. Their exceptional selectivity for Li+, combined with efficient
Yuting Wang   +5 more
doaj   +1 more source

Bistable Mechanisms 3D Printing for Mechanically Programmable Vibration Control

open access: yesAdvanced Engineering Materials, EarlyView.
This work introduces a 3D‐printed bistable mechanism integrated into tuned mass dampers (TMDs) for mechanically adaptive passive vibration suppression. Through optimized geometry, the bistable design provides adaptable vibration reduction across a broad range of scenarios, achieving effective vibration mitigation without complex controls or external ...
Ali Zolfagharian   +4 more
wiley   +1 more source

Application of Ultrafiltration in a Swimming Pool Water Treatment System

open access: yesMembranes, 2019
Swimming pool water was treated using an ultrafiltration process using ceramic and polymer membranes for comparison. It was determined that the efficiency of the process depended on the type of membrane used. The polymer membrane decreased the absorbance
Mariusz Dudziak   +3 more
doaj   +1 more source

Assessment of the Potential of Using Nanofiltration Polymeric and Ceramic Membranes to Treat Refinery Spent Caustic Effluents

open access: yesMembranes, 2022
Spent caustic effluents are very challenging due to their very hazardous nature in terms of toxicity as well as their extreme pH (approximately 12–14). Spent caustic has presented a challenge for wastewater treatment in refineries, due to its composition
Ana Isabel Rita   +6 more
doaj   +1 more source

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