Search Results - "Daus, Stephan"
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Xylan-Based Nanoparticles: Prodrugs for Ibuprofen Release
Published in Macromolecular bioscience (11-02-2010)“…Esterification of xylan with ibuprofen via activiation of the carboxylic acid with N,N′‐carbonyldiimidazole (CDI) yields products of high drug loadings…”
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The sensitivity of TIMSS country rankings in science achievement to differences in opportunity to learn at classroom level
Published in Large-scale assessments in education (17-03-2018)“…Background Fair comparisons of educational systems in large-scale assessments can be made only if the differences in curricula have little impact on the…”
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Xylan derivatives and their application potential – Mini-review of own results
Published in Carbohydrate polymers (16-01-2014)“…► Chemical modification is most promising to design new xylan based materials. ► Own results in synthesis of non- and ionic xylan derivatives are mainly…”
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Initial Validation of Measures for Interest in Marketing Education
Published in Journal of psychoeducational assessment (01-10-2023)“…To improve the understanding of the drivers of interest, and its impact on other outcomes, researchers and educators need valid and informative measures…”
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Early and late adopter effects between schools in a one-to-one computer initiative
Published in Computers and education (01-12-2023)“…Although there are numerous studies on the development of teachers’ professional digital competence, only a few have studied the intermediate levels of the…”
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Satisfaction is insufficient: Insights from a randomized, controlled trial of a marketing simulation game
Published in Journal of computer assisted learning (01-12-2022)“…Background The development and promotion of educational games are still outpacing knowledge of these games' effects, raising calls for evidence of benefits and…”
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Exploring Content Knowledge: Country Profile of Science Strengths and Weaknesses in TIMSS. Possible Implications for Educational Professionals and Science Research
Published in Scandinavian journal of educational research (10-11-2019)“…This study offers curriculum developers, teachers, and science education researchers a fine-grained profile on strengths and weaknesses in specific science…”
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Towards unnatural xylan based polysaccharides: reductive amination as a tool to access highly engineered carbohydrates
Published in Cellulose (London) (01-08-2010)“…Low molecular weight xylan was modified at the reducing end with mono and bifunctional amines. Characterization by means of elemental analysis, nmr…”
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Profiling teacher educators' strategies for professional digital competence development
Published in Teachers and teaching, theory and practice (18-05-2024)“…The present study investigates the variety among teacher educators (TEds) related to the use of digital resources in teaching as well as the strategies they…”
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Homogeneous Sulfation of Xylan from Different Sources
Published in Macromolecular materials and engineering (16-06-2011)“…Xylan sulfates have been prepared under homogeneous reaction conditions in DMF/LiCl applying SO3/pyridine and SO3/DMF. The degree of substitution (DSSulfate)…”
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Protein-like Oligomerization of Carbohydrates
Published in Angewandte Chemie International Edition (05-09-2011)“…Sugar can, too: Many proteins form noncovalent and thermodynamically reversible oligomers, which can dictate a protein's functionality. For the first time, the…”
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Photocontrol of Mechanical Properties of Pulp Fibers and Fiber-to-Fiber Bonds via Self-Assembled Polysaccharide Derivatives
Published in Macromolecular materials and engineering (01-03-2015)“…Photoresponsive pulp fibers are prepared by self‐assembly of photoactive cationic cellulose derivatives with pulp fibers in aqueous environment. Photoactive…”
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Proteinähnliche Oligomerisierung von Kohlenhydraten
Published in Angewandte Chemie (05-09-2011)“…Zucker kann's auch: Viele Proteine bilden thermodynamisch reversibel Oligomere durch nichtkovalente Wechselwirkungen, die die Funktion der Proteine maßgeblich…”
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14
Proteinähnliche Oligomerisierung von Kohlenhydraten
Published in Angewandte Chemie (05-09-2011)Get full text
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