A practical method for measuring the ion exchange capacity decrease of hydroxide exchange membranes during intrinsic degradation
Sign Up to like & getrecommendations! Published in 2018 at "Journal of Power Sources"
DOI: 10.1016/j.jpowsour.2017.07.106
Abstract: In this work we present a practical thermogravimetric method for quantifying the IEC (ion exchange capacity) decrease of hydroxide exchange membranes (HEMs) during intrinsic degradation mainly occurring through nucleophilic attack of the anion exchanging group… read more here.
Keywords: exchange capacity; degradation; ion exchange; method ... See more keywords
Tuning Ion Exchange Capacity in Hydroxide-Stable Poly(arylimidazolium) Ionenes: Increasing the Ionic Content Decreases the Dependence of Conductivity and Hydration on Temperature and Humidity
Sign Up to like & getrecommendations! Published in 2020 at "Macromolecules"
DOI: 10.1021/acs.macromol.0c02014
Abstract: Increasing the ion exchange capacity (IEC, mmol·g–1) of anion exchange membranes (AEMs) decreases the dependence of ionic conductivity (σ) and ion pair hydration on limiting conditions of temperatu... read more here.
Keywords: exchange capacity; ion exchange; decreases dependence; ion ... See more keywords
On the relationship between the specific heat enhancement of salt-based nanofluids and the ionic exchange capacity of nanoparticles
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DOI: 10.1038/s41598-018-25945-0
Abstract: Nanoparticles have been used in thermal applications to increase the specific heat of the molten salts used in Concentrated Solar Power plants for thermal energy storage. Although several mechanisms for abnormal enhancement have been proposed,… read more here.
Keywords: ionic exchange; exchange capacity; specific heat;
Enhanced oxygen exchange capacity in nano-structured vanadia–ceria multi-phase oxygen carriers for solar thermal fuel production
Sign Up to like & getrecommendations! Published in 2019 at "Journal of Materials Chemistry A"
DOI: 10.1039/c9ta06471k
Abstract: Developing an efficient redox material is a fundamental and crucial step in sustainable hydrocarbon fuel production via solar energy-driven thermochemical redox cycles. read more here.
Keywords: enhanced oxygen; exchange capacity; fuel; fuel production ... See more keywords
Probabilistic estimation of specific surface area and cation exchange capacity: a global multivariate distribution
Sign Up to like & getrecommendations! Published in 2020 at "Canadian Geotechnical Journal"
DOI: 10.1139/cgj-2020-0236
Abstract: Specific surface area (SSA) and cation exchange capacity (CEC) are two fundamental clay properties. However, the determination of CEC and SSA is challenging due to inherent uncertainties and diffic... read more here.
Keywords: specific surface; exchange capacity; cation exchange; surface area ... See more keywords
Predicting the cation exchange capacity of reservoir rocks from complex dielectric permittivity measurements
Sign Up to like & getrecommendations! Published in 2018 at "Geophysics"
DOI: 10.1190/geo2017-0035.1
Abstract: ABSTRACTDimensional analysis was performed to understand the physics of ionic dispersion in reservoir rocks and to identify the factors influencing the cation exchange capacity (CEC) of these rocks. Dimensional analysis revealed the existence of a… read more here.
Keywords: cation exchange; exchange capacity; dielectric permittivity; complex dielectric ... See more keywords
Combining Digital Covariates and Machine Learning Models to Predict the Spatial Variation of Soil Cation Exchange Capacity
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DOI: 10.3390/land12040819
Abstract: Cation exchange capacity (CEC) is a soil property that significantly determines nutrient availability and effectiveness of fertilizer applied in lands under different managements. CEC’s accurate and high-resolution spatial information is needed for the sustainability of… read more here.
Keywords: cation exchange; machine learning; exchange capacity; soil ... See more keywords
Assessing the Sodium Exchange Capacity in Rainfed and Irrigated Soils in the Mediterranean Basin Using GIS
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DOI: 10.3390/su9030405
Abstract: The soil exchange complex consists of colloidal materials on which ion exchange phenomena occur allowing it to attract, retain, and exchange elements that have opposite electric charges. Since their mineral constituents (clay) and organic components… read more here.
Keywords: soil; exchange capacity; sodium exchange; exchange ... See more keywords