Adsorption Isotherms
Water Adsorption Isotherms of Amaranth (Amaranthus caudatus) Flour
... The alternative experimental method for measuring adsorption isotherms we used has advantages over the traditional method. The time spent for obtaining experi- mental sorption equilibrium data is ...
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Comparative Study of Adsorption Isotherms Steroidal Anti-Inflammatory Drug Dexamethasone on Carbon Nanotube and Activated Carbon
... tool adsorption rate, gained for ...equilibrium adsorption isotherm is expressed. In a liquid-solid adsorption from solution on to the surface of the separation of dissolved solids remaining ...
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Errors in Parameters Estimation Using Linearized Adsorption Isotherms: Sulfadimethoxine Adsorption onto Kaolinite Clay
... [6,7]. Adsorption still remains the widely used method for pollutants removal from wastewater and drinking ...equilibrium adsorption isotherms are fundamentally important in the design and prediction ...
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A Study on the Adsorption Isotherms of Humic Acid and Modified Humic Acids
... various dosage of humic acid (HA)and modified humic acids(MHA I and MHA II)in 10 mL dye solution for removal of dye were also determined by varying the adsorbent dosage from 0.01 g to 0.13 g under the ame conditions. ...
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Thermodynamic Study of Chrysene Adsorption by Multi-Walled Carbon Nanotubes
... equilibrium adsorption of Chrysene on multi-walled carbon nanotubes at 293, 303 and 313°K, and determines the equilibrium adsorption isotherms and thermodynamic parameters ( Δ G, Δ H and Δ ...the ...
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Assessment of the conditions for the formation of organic-mineral complexes in soils on the basis of surface properties
... vapour adsorption isotherms at 20 and 40°C, and by analyzing such physical parameters as the specific surface area and the molar energy of adsorption, those properties perfectly characterizing the ...
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Phosphate Sorption in Single and Mixed Fe- and Al-oxide Systems
... equilibrium adsorption isotherms and kinetic measurements were ...strictly adsorption) can cause greater amounts of phosphate to be associated with oxide minerals and can also retard its ...
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Evaluation of Saccharum bengalense as a Non-Conventional Biomaterial for Biosorption of Mn (II) Ions from Aqueous Solutions
... Adsorption isotherms represent the adsorbents- adsorbates relationship and help in understanding the mechanism of adsorption process ...These isotherms are used to find the adsorption ...
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Comparison of Cadmium Adsorption Behavior in Selected Calcareous and Acid Soils
... sorption isotherms were characterized by decreasing slopes as aqueous metal concentration increased beyond the threshold, indicating a high affinity of the adsorbent for high concentrations of the ...Langmuir ...
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Modeling of Adsorption Compression for Supercritical Carbon Dioxide
... The adsorption isotherms for supercritical carbon dioxide showed both negative and positive ...These isotherms indicate the transition from attraction to repulsion between molecules of the ...H, ...
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Kinetic Study of Water Contaminants Adsorption by Bamboo Granular Activated and Non-Activated Carbon
... while adsorption isotherms was proved by Langmuir and Freundlich isotherm model for activated and non- activated bamboo granular ...the adsorption process with ...the adsorption rate of metal ...
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Porous macromolecular dihydropyridyl frameworks exhibiting catalytic and halochromic activity
... 2 Gas Adsorption Studies Nitrogen Adsorption Isotherms for nitrogen adsorption and desorption at 77 K on PMF-NOTT-1 and PMF-NOTT-2 black squares: adsorption; open squares: desorption and[r] ...
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Adsorption Enthalpy Calculations of Hydrogen Adsorption at Ambient Temperature and Pressures Exceeding 300 bar
... excess adsorption or absolute adsorption, but the two are not thermodynamically ...discrepancies. Adsorption enthal- pies calculated from excess adsorption should be referred to as “isoexcess” ...
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Preparation of magnetic carboxymethylchitosan nanoparticles for adsorption of heavy metals ions
... the adsorption mechanism and determine the sorption e ffi ciency of the nanocomposites, the kinetic process was studied by fi tting the experimental data to the kinetic models, presented in Table ...the ...
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Adsorption and desorption characteristics of arsenic onto ceria nanoparticles
... the adsorption of phenanthrene on nanosized zerovalent iron and copper significantly decreases with the increase in pH, that naphthalene exerted significant competition adsorption with phenanthrene [4], and ...
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Adsorption and Statistical Analysis of Textile Effluent Contaminated with Congo red On Orange Peel
... Adsorption Isotherms clearly relate the interaction between the adsorbate and the adsorbent which are used in the ...the adsorption process fits well for freundlich isotherm compared to Langmuir ...
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Removal of Hg (I) and Hg (II) Ions from Aqueous Solutions, Using TiO2 Nanoparticles
... Temkin adsorption isotherms. The maximum adsorption, obtained for Hg (I) and Hg (II) ions, have been ...Temkin isotherms. Thermodynamic parameters of the adsorption, such as and have ...
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Adsorption of Cationic Dyes from Synthetic Textile Effluent by Iraqi Porcelanite Rocks
... the adsorption process. Equilibrium data are attempted by various adsorption isotherms including Langmuir and Freundlich isotherms in order to select an appropriate isotherm ...
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4. Yué Bi Yao Clément, Yao N’zué Benjamin, Konan Brou Roger, Akmel Djédjro Clément and Tano Kablan
... moisture adsorption isotherms. Coffee powder moisture adsorption isotherms were determined within the range of ...Sorption isotherms of coffee powder have a sigmoid sharp (type ...
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Zinc oxide nanoparticles impregnated polymer hybrids for efficient extraction of heavy metals from polluted aqueous solution
... monolayer adsorption without any interaction between adsorbed ions. Isotherms are the equilibrium relations between the concentration of adsorbate on the solid phase and its concentration in the liquid ...
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