Results 51 to 60 of about 64,821 (238)

Protonation Modification of Commercial OPBI as Binders Toward High‐Performance High‐Temperature PEM Fuel Cells

open access: yesAdvanced Science, EarlyView.
Commercial OPBI binders is regulated via a facile formic‐acid protonation strategy without disrupting the polymer backbone. Protonation introduces positively charged benzimidazole sites, inducing interchain electrostatic repulsion that loosens chain packing, enlarges intermolecular spacing, and promotes uniform binder dispersion over catalyst surfaces.
Jinzhen Huang   +5 more
wiley   +1 more source

Study on the influence of suspension layer on treatment effect of vertical flow sedimentation

open access: yesGongye shui chuli
Vertical flow sedimentation relies on natural sedimentation of flocs and hindered sedimentation of the suspension layer to achieve solid-liquid separation.
YAN Bipeng, DING Yangyang
doaj   +1 more source

Research on Online Flocculation Purification Method for The Centralized liquid supply and chip removal system [PDF]

open access: yesE3S Web of Conferences
This work analysed the principle of flocculation purification method and the flocculation purification effect of fully synthesized water-based cutting fluid under experimental conditions, and the anti-corrosion performance of the purified cutting fluid ...
Xu Qiang   +6 more
doaj   +1 more source

Insights into Bridging Flocculation

open access: yes, 2006
The phenomenon of bridging flocculation is very widely encountered in many industrial applications, but is rarely explained with any clarity. In this paper, a cohesive mechanistic model is used to explain the extraordinary effectiveness of bridging ...
Doherty, William O. S.   +1 more
core   +1 more source

Deciphering Intricacies in Directional CO2 Conversion From Electrolysis to CO2 Batteries

open access: yesAdvanced Energy Materials, EarlyView.
This review will delve into the inherent connections and distinctions of CO2‐directed conversion in ECO2RR and CO2 batteries, in terms of product types, catalyst selection, catalytic mechanisms, and electrochemical performances, while proposing a benchmarking framework for the evaluation of CO2 batteries and innovative CO2 battery configurations for ...
Changfan Xu   +5 more
wiley   +1 more source

Modeling of Flocculation and Sedimentation Using Population Balance Equation

open access: yesJournal of Chemistry, 2019
Flocculation is a special phenomenon for fine sediment or silt in reservoirs and estuaries. Flocculation usually results in changes of size, morphology, and settling velocity of sediment particles and finally changes of bed topography of reservoirs and ...
Zhipeng Shi   +4 more
doaj   +1 more source

Effects of micro-flocculation pretreatment on the ultrafiltration membrane fouling caused by different dissolved organic matters in treated wastewater

open access: yesWater Reuse, 2021
This study investigated the efficacy of using micro-flocculation as a pretreatment approach in alleviating ultrafiltration (UF) membrane fouling caused by organic matter in treated wastewater.
Lanxin Ren   +3 more
doaj   +1 more source

Plasma–Kinetic Coupling and Redox Mechanisms in the Degradation of Acid Red 51 by Atmospheric Corona Discharge

open access: yesAsia-Pacific Journal of Chemical Engineering, EarlyView.
ABSTRACT This study investigates the degradation of the xanthene dye Acid Red 51 (ARE‐51) using atmospheric‐pressure corona discharge plasma, integrating electrical characterization, optical emission spectroscopy (OES), kinetic modeling, and physicochemical analysis to establish a unified plasma–liquid interaction framework. A degradation efficiency of
Cristian Mendoza Benítez   +7 more
wiley   +1 more source

Field measurements of the critical conditions of sediment flocculation in the Three Gorges Reservoir

open access: yesShui kexue jinzhan, 2019
Flocculation is the primary cause of fine sediment deposition in the Three Gorges Reservoir (TGR),and the critical conditions of flocculation is of great significance to the law and simulation of the sedimentation in the TGR.
LI Wenjie   +5 more
doaj   +1 more source

Treatment of textile wastewater using chitosan and chitosan grafted acrylamide by microwave synthesis [PDF]

open access: yes, 2013
Polymeric flocculants based on single chitosan and polyacrylamide grafted chitosan (Ch-g-PAM) have been successfully synthesized via microwave initiated method. Under optimal grafting conditions, 30.4% grafting has been observed in case of the microwave
Ngadi, Norzita   +2 more
core  

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