Results 71 to 80 of about 4,844 (234)

Recent advances in Joule‐heating synthesis of functional nanomaterials for photo and electrocatalysis

open access: yesPhotoMat, EarlyView.
This paper presents a comprehensive overview of recent advancements in Joule‐heating synthesis of photo and electrocatalysts, emphasizing its benefits and applications. The objective is to offer an effective strategy for enhancing the diversity and performance of catalytic materials.
Jiaqi Li   +4 more
wiley   +1 more source

Foamed Concrete Sealing Materials for Coal Seam Gas Drainage Boreholes: A Review

open access: yesSafety Science and Technology, EarlyView.
This study investigates the sealing performance of foamed concrete in gas drainage boreholes. By comparing leakage pathways (a, c) with sealed systems (b, d), the research demonstrates how foamed concrete effectively fills mining‐induced fractures and resists deformation.
Jiaxing Zou   +6 more
wiley   +1 more source

Review of coal-water fuel pulverization technology and atomization quality registration methods

open access: yesMATEC Web of Conferences, 2017
Possibilities of coal-water fuel application in industrial power engineering are considered and described. Two main problems and disadvantages of this fuel type are suggested.
Zenkov Andrey   +2 more
doaj   +1 more source

Treatment of acid mine drainage water at the Blaauwkraanz South discard facility [PDF]

open access: yesMATEC Web of Conferences
The Blaauwkraanz Mineral Residue Facility (MRF) is a coal discards facility designed to accommodate coarse and fine coal discards from the Navigation Coal Processing Plant in South Africa.
Mafukata Mulweli Yolanda   +1 more
doaj   +1 more source

Design of Atomizers and Burners for Coal-Water Slurry Combustion [PDF]

open access: yes, 1998
The Falling Droplet device was used to measure the extensional viscosity of a variety of aqueous polymer solutions. These solutions were atomized with the miniature ''inverse'' twin-fluid atomizer. Droplet size measurements were made with a Malvern laser diffraction particle sizing device.
Chigier, Norman   +2 more
openaire   +6 more sources

Geopolymers as a Sustainable Chemical Platform: From Building Materials to Advanced Functional Applications

open access: yesThe Chemical Record, EarlyView.
Geopolymers are presented as a chemically programmable platform whose properties emerge from activation chemistry, nanoscale disorder, and interfacial design. The review highlights sustainability challenges, the shift toward nanoengineered and hybrid systems, and the rise of halloysite‐based architectures enabling tunable structures across scales for ...
Martina Maria Calvino   +4 more
wiley   +1 more source

Evaluation of the effects of coal grinding in terms of coal water slurry preparation

open access: yesE3S Web of Conferences, 2016
Coal Water Slurry (CWS) is a specific form of solid fuel. It occurs in the form of finely ground coal particles and water. Depending on the use, the content of combustible matter is from 40 to 70% by weight.
Robak Jolanta   +2 more
doaj   +1 more source

Influence mechanism of Fe3+ doping on the hydrophobic regulation of kaolinite/water interface: Experiments and MD simulations

open access: yesInternational Journal of Mining Science and Technology
The surface/interfacial reactivity of clay is a critical factor influencing the sedimentation of coal slurry water. To achieve efficient sedimentation of coal slurry water, this paper introduces a novel approach that regulates the hydrophobicity of ...
Jun Chen   +5 more
doaj   +1 more source

Research of rheological properties improvement methods of coal-water fuel based on low-grade coal

open access: yesMATEC Web of Conferences, 2017
Experimental studies of coal-water fuel (CWF) rheological properties based on 3B brown coal have been conducted using different processing methods, such as rotary flows modulation device (RFMD), sodium hydroxide and lignosulfonate.
Zenkov Andrey   +3 more
doaj   +1 more source

Mechanistic Insights and Performance Advancements in Flow Capacitive Deionisation for Sustainable Energy Conversion

open access: yesElectrochemical Science Advances, Volume 6, Issue 4, August 2026.
ABSTRACT Flow capacitive deionisation is an advanced electrochemical technology for water purification and energy‐related applications. It represents a viable alternative to conventional desalination methods due to its low operating voltage, continuous electrode regeneration, and stable performance under moderate‐to‐high salinity conditions. The use of
Nayan Chandra Roy   +3 more
wiley   +1 more source

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