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1481
Recovery of Lanthanum(III) and Nickel(II) Ions from Acidic Solutions by the Highly Effective Ion Exchanger
Published 2020-08-01“…The thermodynamic parameters showed that the sorption process was endothermic and spontaneous. Moreover, dynamic experiments were performed using the columns set. …”
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1482
Synthesis of activated carbon composited with Egyptian black sand for enhanced adsorption performance toward methylene blue dye
Published 2023-03-01“…Additionally, the thermodynamic analysis indicated the adsorption of MB onto garnet(GA) adsorbents is endothermic, while the sorption onto (OS400) and (OSMG) is an exothermic and non-spontaneous process. …”
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1483
Adsorption Properties of Modified ATP-RGO Composite Aerogel for Removal of Malachite Green and Methyl Orange from Unitary and Binary Aqueous Solutions
Published 2022-01-01“…The thermodynamic studies showed that the dye adsorption onto ATP-RGO CA was a spontaneous and endothermic reaction. High desorption of MG and MO showed the regeneration of ATP-RGO CA. …”
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1484
Formation and Dissociation of Methane Hydrates from Seawater in Consolidated Sand: Mimicking Methane Hydrate Dynamics beneath the Seafloor
Published 2013-11-01“…Pressure drops during dissociation and in situ temperature controlled the degree of endothermic cooling within sediments. In a closed system, the post-depressurization dissociation was succeeded by thermally induced dissociation and pressure-temperature conditions followed theoretical methane-seawater equilibrium conditions and exhibited excess pore pressure governed by the pore diameter. …”
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1485
Solubility of Cinnarizine in (Transcutol + Water) Mixtures: Determination, Hansen Solubility Parameters, Correlation, and Thermodynamics
Published 2021-11-01“…The outcomes of the apparent thermodynamic analysis revealed that CNZ dissolution was endothermic and entropy-driven in all of the {(TP) (1) + water (2)} systems investigated. …”
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1486
Adsorption of Pb and Ni Ions by Montmorillonite: Isotherm, Kinetic and Thermodynamic Studies
Published 2009-10-01“…The experimental results indicated that the adsorption processes for both Pb 2+ and Ni 2+ ions onto MMT were favourable, spontaneous and endothermic.…”
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1487
Development and characterization of a quaternary nitrate based molten salt heat transfer fluid for concentrated solar power plant
Published 2023-05-01“…Results showed that increasing LiNO3 content led to a decrease in melting temperature, higher heat capacity, improved thermal stability, conductivity, and reduced viscosity at solidification temperature. The lowest endothermic peak for the new mixture emerged at 73.5 °C, which is significantly lower than that of commercial Hitec and Hitec XL, indicating better potential for use as a heat transfer fluid for concentrated solar thermal power plant applications. …”
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1488
Biochar supported metallo-inorganic nanocomposite: A green approach for decontamination of heavy metals from water.
Published 2023-01-01“…Thermodynamic studies revealed that the adsorption of Cr(VI), Ni(II) and Cu(II) on TK-NC and TV-NC was endothermic (+ΔH°) and indicates disorderness (+ΔS°) at the solid-liquid interface owing to the strong affinity of metal ions with adsorbent. …”
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1489
Equilibrium, Kinetics and Thermodynamics of Chromium (VI) Adsorption on Inert Biomasses of <i>Dioscorea</i> <i>rotundata</i> and <i>Elaeis</i> <i>guineensis</i>
Published 2022-03-01“…The thermodynamic study determined that the elimination of YP is endothermic, irreversible and not spontaneous, while for OPB it is exothermic, spontaneous at low temperatures and irreversible.…”
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1490
Activated Carbon/ZnFe<sub>2</sub>O<sub>4</sub> Nanocomposite Adsorbent for Efficient Removal of Crystal Violet Cationic Dye from Aqueous Solutions
Published 2022-09-01“…Based on the thermodynamic parameters, the sorption is spontaneous (−Δ<i>G</i>°), endothermic (+Δ<i>H</i>°), and random process (+Δ<i>S</i>°), and their values support the physical adsorption mechanism. …”
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1491
Challenging ecogeographical rules: Phenotypic variation in the Mountain Treeshrew (Tupaia montana) along tropical elevational gradients.
Published 2022-01-01“…Bergmann observed a positive association between body size and latitude for endothermic species while Allen described shorter appendages as latitude increases. …”
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1492
Zinc chloride activated carbon derived from date pits for efficient biosorption of brilliant green: adsorption characteristics and mechanism study
Published 2023-11-01“…From the estimated thermodynamic functions, it was found that the nature of the BG dye adsorption process onto the prepared ZCPs adsorbent was endothermic and spontaneous. With a relative standard deviation of less than 3%, the prepared ZCPs were successfully applied for the removal of BG from real water samples with a recovery of more than 90%. …”
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1493
L-Histidine immobilized montmorillonite for As(III) adsorption and statistical verification of data by PDF, AICcorrected and AADR models
Published 2022-10-01“…Thermodynamic parameters (ΔH, ΔS, ΔG) proved the endothermic and spontaneous nature of adsorption process along with entropical changes occurring at solid-solution interface. …”
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1494
The use of new class α-amino nitrile modified magnetic adsorbents for removal of Cd(II) from aqueous medium: Sorbent modification vs. α-amino nitrile addition to the adsorption med...
Published 2024-03-01“…The adsorption of Cd(II) on Mag in the presence of Si-AN was fast, endothermic, spontaneous, favored and physi-sorption was predominant.…”
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1495
Functionalization of Zeolite NaP1 for Simultaneous Acid Red 18 and Cu(II) Removal
Published 2021-12-01“…The thermodynamic parameters indicate an endothermic process. The most effective solution for the desorption process was found to be 1 M HCl. …”
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1496
Solvent Extraction Studies of Copper from a Heap Leach Liquor Using Mextral 5640H
Published 2022-10-01“…Furthermore, a thermodynamic study was conducted, and the measured values of ΔH = 15.13 kJ/mol, ΔG = −6.95 kJ/mol and ΔS = 74.10 J/mol/K indicate an endothermic, spontaneous nature and high affinity of copper extraction.…”
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1497
Solubility and Thermodynamics Data of Cabozantinib Malate in Various Aqueous Solutions of Dimethyl Sulfoxide at Different Temperatures
Published 2023-11-01“…The positive values of computed thermodynamic parameters indicated that the dissolution of CBZM was endothermic and entropy-driven in all of the {DMSO + H<sub>2</sub>O} solutions investigated. …”
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1498
Quantitative histological models suggest endothermy in plesiosaurs
Published 2018-06-01“…Results Our models reveal bone growth rates and RMRs for plesiosaurs that are in the range of birds, suggesting that plesiosaurs were endotherm. Even for basal eosauropterygians we estimate values in the range of mammals or higher. …”
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1499
ZnCl2 Enhanced Acid Hydrolysis of Pretreated Corncob for Glucose Production: Kinetics, Thermodynamics and Optimization Analysis
Published 2019-08-01“…Thermodynamic parameters revealed endothermic process with positive Gibb’s free energy of hydrolysis having average values of 84.76 kJ/mol and 79.87 kJ/mol for pretreated and untreated samples respectively. …”
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1500
Compressor-assisted thermochemical sorption integrated with solar photovoltaic-thermal collector for seasonal solar thermal energy storage
Published 2022-08-01“…The heat from the PV/T drives endothermic desorption, whilst the electricity from the PV/T powers the compressor to assist the low-temperature desorption. …”
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