نتایج جستجو برای: thermodynamic and kinetic interaction

تعداد نتایج: 16897216  

2016
Sushma Santapuri

A unified thermodynamic framework for the characterization of functional materials is developed. This framework encompasses linear reversible and irreversible processes with thermal, electrical, magnetic, and/or mechanical effects coupled. The comprehensive framework combines the principles of classical equilibrium and non-equilibrium thermodynamics with electrodynamics of continua in the infin...

1997
P. VAN DE P. J. DIJKSTRA J. W. A. VAN DEN BERG

In general liquid–liquid demixing processes are responsible for the porous morphology of membranes obtained by immersion precipitation. For rapidly crystallizing polymers, solid–liquid demixing processes also generate porous morphologies. In this study, the interference of both phase transitions has been analyzed theoretically using the Flory–Huggins theory for ternary polymer solutions. It is ...

Thermodynamic study on the interaction of β-CD with poly ethylene oxide and poly acrylic acid was performed by isothermal titration calorimetry at 298K. when β-CD is added to the interpolymer complex, competition is created between host-guest and Hydrogen bond. Enthalpy of interaction between the β-CD and interpolymer complex was calculated using the extended solvation theory. P=1 Shows that w...

The purpose of the present study was investigating kinetic and thermodynamic analysis using eudragit (EUD) polymer as controller to drug release mebendazole. nanofibers containing various proportions of EUD polymer, that were prepared with electrospinning technique.  In this study, the amount of drug mebendazole release was investigated using nanofibers containing EUD at concentrations 50, 250,...

Journal: :Cement and Concrete Research 2021

This study aims to obtain insights into the retardation mechanism of citric acid in an ettringite-based binder from ladle slag and gypsum. The hydration kinetics phase assemblage were experimentally investigated thermodynamically modelled. Additionally, effects on synthetic ettringite studied further understanding interaction between this organic ligand crystal. Experimental results reveal that...

Journal: :Soft matter 2015
Anjishnu Sarkar Anne-Marie Kietzig

Correction for 'Design of a robust superhydrophobic surface: thermodynamic and kinetic analysis'

In this study, removal of Acid blue 62 from aqueous solution by mesoporous silicate MCM-41 modified by Aminopropyltriethoxysilane (APTES) composite was studied. Properties of synthesized composite were analyzed and confirmed by SEM, EDX and FTIR. Results show that Langmuir adsorption isotherm has the best compatibility with the results of experiments. Kinetic analysis using pseudo-first-order m...

2002
P. Tamil Selvi G. S. Murthy

Real-time kinetic parameters of the interaction of iodinated human chorionic gonodotropin (IhCG) with one of its monoclonal antibodies are sought and are determined after an analysis of the dissociation profile of IhCG–MAb (monoclonal antibody) complexes in the presence of excess unlabelled hCG at various temperatures. The equilibrium association constant (KA) of the epitope–paratope reaction (...

2006
Robin Walsh

Results are presented of both traditional equilibrium and also gas phase kinetic measurements. These results are used to show, — (1) that measured enthalpies of formation of the fluorosilanes are probably in error, (2) a 13—silicon substituted alkyl radical is stabilised by ca 12 kJ mol' and (3) the simplest divalent silicon species, SiR2, has an enthalpy of formation of 273 ± 6 kJ mo11, some 3...

Journal: :Physical chemistry chemical physics : PCCP 2016
Vincent C-C Wang

Finding fundamental and general mechanisms for electrochemical reactions, such as the oxygen evolution reaction (OER) from water and reduction of CO2, plays vital roles in developing the desired electrocatalysts for facilitating solar fuel production. Recently, density functional theory (DFT) calculations have shown that there is a universal scaling relation of adsorption energy between key int...

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