Ilknur Karadagli
German Aerospace Center
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Publication
Featured researches published by Ilknur Karadagli.
Carbohydrate Polymers | 2016
Maria Schestakow; Ilknur Karadagli; Lorenz Ratke
Monolithic cellulose aerogels are prepared using a salt hydrate melt based on cheap zinc chloride tetrahydrate (ZnCl2·4H2O) that can be washed out of the wet gel-body by using common solvents such as water, ethanol, isopropanol or acetone. Cellulose aerogels with concentrations of 1-5 wt.% cellulose were produced. These aerogels are characterized with respect to shrinkage, density and surface area as well as mechanical properties and micro-structure via SEM. Cellulose aerogels regenerated in acetone show a specific surface area of around 340 m(2)g(-1) being 60% higher than those regenerated in water. The onset of irreversible plastic deformation under compressive load is around 0.8 MPa for acetone-regenerated aerogels and thus a factor of two larger compared to ethanol regenerated ones. The Youngs modulus depends almost linearly on the cellulose concentration which is observed for all regenerative fluids with the exception of water. The results achieved are presented in light of the polarity and ability of solvation of ZnCl2·4H2O in the regenerative fluids used.
Journal of Supercritical Fluids | 2015
Ilknur Karadagli; Björn Schulz; Maria Schestakow; Barbara Milow; Thomas Gries; Lorenz Ratke
Soft Matter | 2016
Ameya Rege; Maria Schestakow; Ilknur Karadagli; Lorenz Ratke; Mikhail Itskov
Seminar on Aerogels | 2014
Maria Schestakow; Björn Schulz; Ilknur Karadagli; Lorenz Ratke
Archive | 2014
Maria Schestakow; Ilknur Karadagli; Lorenz Ratke
Archive | 2014
Maria Schestakow; Ilknur Karadagli; Björn Schulz; Lorenz Ratke
Archive | 2014
Björn Schulz; Ilknur Karadagli; Lorenz Ratke; Maria Schestakow; Thomas Gries
Archive | 2014
Barbara Milow; Lorenz Ratke; Marina Schwan; Kathirvel Ganesan; Ilknur Karadagli; Jessica Laskowski; Björn Schulz
Archive | 2012
Björn Schulz; Gunnar Henrik Seide; Thomas Gries; Ilknur Karadagli; Barbara Milow; Lorenz Ratke
Archive | 2012
Ilknur Karadagli; Barbara Milow; Lorenz Ratke