National Repository of Grey Literature 4 records found  Search took 0.01 seconds. 
Study on structural and thermodynamic aspects of the interactions of humic substances with organic ions.
Fryšová, Eva ; Pekař, Miloslav (referee) ; Sedláček, Petr (advisor)
This bachelor thesis deals with the study of thermodynamic and structural aspects of the interactions of humic acids with organic ions. Methylene blue (dye) was used as a model organic ion. The interactions were studied by isothermal titration calorimetry and dialysis in diffusion cells. The calorimetric experiments showed exothermic nature of the interactions. Furthermore it was proved that increasing concentration of humic acids causes increasing of reaction enthalpy. The dialysis experiments found that increasing concentration of humic acids causes increasing of apparent equilibrium constant. The value of this constant was lower for modified humic acid due to the reduced content of the binding sites.
Structural and thermodynamic aspects of interactions between biopolymers and organic ions
Rybárik, Jan ; Pekař, Miloslav (referee) ; Sedláček, Petr (advisor)
This master thesis deals with the study of thermodynamic and structural aspects of the interactions of humic acids with organic ions. Methylene blue (dye) was used as a model organic ion. The interactions were studied by isothermal titration calorimetry, dissolution calorimetry and by diffusion in diffusion cells.
Structural and thermodynamic aspects of interactions between biopolymers and organic ions
Rybárik, Jan ; Pekař, Miloslav (referee) ; Sedláček, Petr (advisor)
This master thesis deals with the study of thermodynamic and structural aspects of the interactions of humic acids with organic ions. Methylene blue (dye) was used as a model organic ion. The interactions were studied by isothermal titration calorimetry, dissolution calorimetry and by diffusion in diffusion cells.
Study on structural and thermodynamic aspects of the interactions of humic substances with organic ions.
Fryšová, Eva ; Pekař, Miloslav (referee) ; Sedláček, Petr (advisor)
This bachelor thesis deals with the study of thermodynamic and structural aspects of the interactions of humic acids with organic ions. Methylene blue (dye) was used as a model organic ion. The interactions were studied by isothermal titration calorimetry and dialysis in diffusion cells. The calorimetric experiments showed exothermic nature of the interactions. Furthermore it was proved that increasing concentration of humic acids causes increasing of reaction enthalpy. The dialysis experiments found that increasing concentration of humic acids causes increasing of apparent equilibrium constant. The value of this constant was lower for modified humic acid due to the reduced content of the binding sites.

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