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301
Adsorption of Mono Substituted Nitro Phenols From Aqueous Solution on the Zemeej Surface at Different Temperatures
Published 2017-04-01“…The adsorption for all materials was endothermic as shown from ΔH values and explained through the porous nature of the surface, the remaining thermodynamic functions ΔG and ΔS were also calculated at all temperatures for all adsorbents which indicate that the randomness, finally the results indicate that the orientation on NO2 group to para position acts to decrease the quantity of adsorption …”
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302
Surface Modifications of Superparamagnetic Iron Oxide Nanoparticles with Polyvinyl Alcohol and Activated Charcoal as Methylene Blue Adsorbents
Published 2023-09-01“…Based on thermodynamics parameters, the adsorption process can be considered to be spontaneous endothermic physisorption. Kinetics studies show that the pseudo-second-order model was the best-fitted model. …”
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303
Sonicating for the Uptake of Paracetamol from Solution by Activated Carbon from Oak: Kinetics, Thermodynamics, and Isotherms
Published 2023-01-01“…The thermodynamic experiments revealed the endothermic nature of PA adsorption onto ACO. Under the investigated optimal conditions, the adsorption capacity of PA onto ACO was found to be 97.1 mg. …”
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304
Time-dependent wave packet study of the N++H-2 reaction
Published 1999“…In addition to providing results that can be used to test more approximate theories, these calculations are used to shed light on a number of key issues concerning the reaction, including the correct value of the reaction endothermicity, the reactivity of excited H2 rotational states, and the lifetimes of the intermediate NH2+ complexes that are formed in collisions of N+ with H2(v=0) and H2(v=1). …”
Journal article -
305
Thermo-kinetics of lipase-catalyzed synthesis of 6-O-glucosyldecanoate.
Published 2011“…The esterification reaction was endothermic with activation energy in the range of 60-67kJmol(-1). …”
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306
Thermal assessment of kpata fireclay for refractory applications
Published 2018“…The DTA revealed that there were exothermic and endothermic material reactions.The Kpata fireclay also had a thermal conductivity of 0.33 K (W/m.k). …”
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307
Investigation of inert gas injection in steam reforming of methane: energy
Published 2011“…Synthesis gas manufacturing by steam reforming of hydrocarbons is an important industrial process. High endothermic nature of the process makes it one of the most cost and heat intensive processes. …”
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308
Investigation of inert gas injection in steam reforming of methane : energy
Published 2011“…Synthesis gas manufacturing by steam reforming of hydrocarbons is an important industrial process. High endothermic nature of the process makes it one of the most cost and heat intensive processes. …”
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Conference or Workshop Item -
309
Effects of roasting and NH4Cl catalysis on the direct electrotransformation products from an AlCl3 solution
Published 2021-01-01“…At temperatures between 250 °C–500 °C, the nitrogen-containing substances were removed in another endothermic reaction (reaction order, n2 = 0.4697; activation energy, E2 = 5.316J mol ^−1 ). …”
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310
On the origins of endothermy in amniotes
Published 2024-04-01“…We discuss that endothermy should be regarded as a collection of acquisitions forming an “endothermic engine” and that studies aimed at inferring endothermy should consider as many of these features as possible.…”
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311
Literature review: state-of-the-art hydrogen storage technologies and Liquid Organic Hydrogen Carrier (LOHC) development
Published 2023-01-01“…LOHC (Liquid Organic Hydrogen Carrier) improves the storage and handling of hydrogen by covalently binding it to a liquid organic framework through catalytic exothermic hydrogenation and endothermic dehydrogenation reactions. LOHCs are oil-like materials that are compatible with the current oil and gas infrastructures. …”
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312
Self-Nitrogen-Doped Biochar Derived from Soybean cake for Rhodamine B Removal Prepared via Simple Carbonization
Published 2023-09-01“…The results of thermodynamic parameters indicate that Rhodamine B adsorption on SCB is an endothermic, entropy-increasing, and spontaneous process.…”
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313
Analytical Investigation of the Possible Chemical Interaction of Methyldopa with Some Reducing Carbohydrates Used as Pharmaceutical Excipients
Published 2018-11-01“…Results: The DSC curves indicated the elimination of the melting endotherm of methyldopa in the binary mixtures. A new peak at 1719 cm-1 was observed in the FTIR spectra that can be attributed to the loss of type one amine functionality. …”
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314
Rhamnolipid Micellization and Adsorption Properties
Published 2022-09-01“…Rhamnolipid micellization in water is endothermic; the CMC (critical micellization concentration) of di-rhamnolipid is lower than that of mono-rhamnolipid, and both CMCs decrease upon NaCl addition. …”
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315
Adaptation Mechanisms of Yak (<i>Bos grunniens</i>) to High-Altitude Environmental Stress
Published 2021-08-01“…The combined effects of hypoxia and cold stress impose severe physiological challenges on endothermic animals. The yak is integral to the livelihood of the people occupying the vast, inhospitable Qinghai–Tibetan plateau and the surrounding mountainous region. …”
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316
Preparation of Tetra Pak-Based Hydrochars for Cleaning Water Polluted by Heavy Metal Ions: Physicochemical Properties and Removal Mechanism
Published 2023-01-01“…The removal of these heavy metal ions using Tetra Pak hydrochars was an endothermic and multi-ionic process. Hydrothermal carbonization is a promising approach to improve Tetra Pak waste management, generating materials with interesting properties for addressing the problem of wastewater and industrial effluent depollution.…”
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317
Adsorption of Cobalt (II) on Layered Double Hydroxides (Mg/Al and Ca/Al) In Aqueous Medium : Kinetic and Thermodynamic Aspect
Published 2018-10-01“…The adsorption process was spontaneous and endothermic.…”
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318
Adsorption and separation of Cs(I) and Ba(II) from aqueous solution using zinc ferrite-humic acid nanocomposite
Published 2023-04-01“…The temperature parameter was also studied, and the adsorption reaction was spontaneous and endothermic. The maximum separation between two ions was achieved at pH 5 (αCs/Ba = 3.3).…”
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319
Removal of Cadmium Ions from Water by Synthetic Niobia
Published 2011-08-01“…The thermodynamic parameters for the studied system showed that the adsorption process was spontaneous and endothermic. The results obtained suggest that niobia may be employed as an efficient material for the removal of Cd 2+ ions from aqueous solution.…”
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320
Biomass torrefaction: Modeling of reaction thermochemistry
Published 2016“…The second stage is associated with the decomposition of the remaining lignocellulosic components, completes over a longer period, and is predicted to be either endothermic or exothermic depending on the temperature and assumed solid properties. …”
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