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Adsorption of arsenic and fluoride: Modeling of single and competitive adsorption systems [PDF]

open access: yesHeliyon
The elevated co-occurrence of arsenic and fluoride in surface and groundwater poses risks to human health in many parts of the world. Using single and competitive batch equilibrium adsorption studies, this research focuses on As(V) and F adsorption by ...
Amrutha Acharya   +6 more
doaj   +4 more sources

Molecular simulation study on competitive adsorption mechanism of gas power generation tail gas in coal micropore structure [PDF]

open access: yesScientific Reports
To study the effect of coal micropore structure on the adsorption behavior of gas-fired power tail gas, low-temperature N2 adsorption, low-pressure CO2 adsorption, and molecular simulation were combined to analyze the competitive adsorption ...
Ge Huang   +5 more
doaj   +2 more sources

Characterisation of competitive adsorption of CH4 and CO2 mixed components in a coal body based on molecular simulation [PDF]

open access: yesScientific Reports
The competitive adsorption behaviour of CH4 and CO2 in coalbed methane mining is crucial for the optimisation of CO2 enhanced coalbed methane recovery (CO2-ECBM) technology. In this paper, the giant canonical monte carlo (GCMC) method is used to simulate
Qingshui Ma   +4 more
doaj   +2 more sources

Competitive adsorption of pharmaceuticals and dissolved organic matter from hospital effluent on amine-functionalized periodic mesoporous organosilicas [PDF]

open access: yesScientific Reports
The competitive adsorption of clofibric acid (CFA) and sulfamethoxazole (SMX) on amine-organosilane-modified periodic mesoporous organosilicas (PMOs) along with the coexistence of actual complex of dissolved organic matter (DOM) were systematically ...
Surawut Siratham   +2 more
doaj   +2 more sources

Competitive adsorption behavior and adsorption mechanism of limestone and activated carbon in polymetallic acid mine water treatment [PDF]

open access: yesScientific Reports
Acid mine water (AMD) can cause significant environmental hazards due to its high concentration of metal ions, so the development of effective treatment methods is essential to mitigate its impact.
Chang Yin   +3 more
doaj   +2 more sources

Effects of Chelating Surfactants on Competitive Adsorption of Lead and Zinc on Loess Soil [PDF]

open access: yesNature Environment and Pollution Technology, 2022
The study of competitive adsorption of heavy metals on soil is important for heavy metals contaminated soil remediation. However, there have been few studies on the impact of desorption reagents on heavy metal adsorption in soil. Batch adsorption studies
H. T. Qiao, B. W. Zhao and X. S. Yu
doaj   +1 more source

Molecular simulation on competitive adsorption characteristics of CH4/O2/N2 gas in lignite

open access: yes矿业科学学报, 2023
This study intends to explore the influence of temperature and molar ratio on the competitive adsorption of CH4/O2/N2 gas in coal. It probed into the competitive adsorption characteristics of CH4/O2 and N2/O2 binary mixed gas in Xiaolongtan lignite of ...
Zhang Tonghao   +5 more
doaj   +1 more source

Competitive adsorption law of multi-component gases during CO2 displacement of CH4 in coal seams

open access: yesJournal of CO2 Utilization, 2023
The CO2 enhanced coal bed methane recovery technology provides an excellent way to mitigate the greenhouse effect and energy crisis. The features and mechanism of CO2/CH4 competitive adsorption in the coal rock matrix have a critical impact on the ...
Bocong Liu   +5 more
doaj   +1 more source

Electron-Scale Insights into the Single and Coadsorption Cd(II) Behaviors of a Metal-Nonmetal-Modified Titanium Dioxide

open access: yesAdsorption Science & Technology, 2021
Metal (Fe) and nonmetal (P) were used to modify TiO2, and then, several functional groups such as P-O, P=O, Fe-O, and -OH were introduced on its surface to enhance the adsorption capacity for Cd(II), which could reach 121 mg/g.
Jingjing Ren   +8 more
doaj   +1 more source

Study on Competitive Adsorption and Displacing Properties of CO2 Enhanced Shale Gas Recovery: Advances and Challenges

open access: yesGeofluids, 2020
CO2 enhanced shale gas recovery (CO2-ESGR) draws worldwide attentions in recent years with having significant environmental benefit of CO2 geological storage and economic benefit of shale gas production.
Shuyang Liu   +4 more
doaj   +1 more source

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