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  • About
  • The Global ETD Search service is a free service for researchers to find electronic theses and dissertations. This service is provided by the Networked Digital Library of Theses and Dissertations.
    Our metadata is collected from universities around the world. If you manage a university/consortium/country archive and want to be added, details can be found on the NDLTD website.
1

Statische und zeitaufgelöste Fluoreszenz-Untersuchungen an mizellaren, wäßrigen Tensid /

Kaeder, Ulrich. January 1994 (has links)
Universiẗat-Gesamthochsch., Diss.--Paderborn, 1994.
2

Ermittlung thermodynamischer Daten für verdünnte Polyelektrolytlösungen über das Sedimentationsgleichgewicht

Wagner, Marcus. January 2000 (has links)
Stuttgart, Univ., Diss., 2000.
3

Dependence of counterion relaxation in polyelectrolyte solutions on the concentration and the degree of polymerization

Levij, Merlin, January 1983 (has links)
Thesis--Leyden. / In Periodical Room.
4

Gegenionenaktivität in neuartigen stäbchenförmigen und flexiblen, verzweigten Polyelektrolyten variabler Ladungsdichte

Traser, Steffen. January 2005 (has links) (PDF)
Darmstadt, Techn. Univ., Diss., 2005.
5

Neue Synthesestrategien zu kettensteifen Polyelektrolyten und deren Lösungseigenschaften

Wittmeyer, Patrick. Unknown Date (has links)
Techn. Universiẗat, Diss., 2004--Darmstadt.
6

Novel self-assembling system based on resorcinarene and cationic surfactant

Kashapov, Ruslan R., Pashirova, Tatiana N., Kharlamov, Sergey V., Ziganshina, Albina Yu., Ziltsova, Elena P., Lukashenko, Svetlana S., Zakharova, Lucia Ya., Habicher, Wolf D., Latypov, Shamil K., Konovalov, Alexander I. 03 April 2014 (has links) (PDF)
Mixed association of calix[4]resorcinarene with ethyl sulfonate groups on the lower rim and dimethylaminomethyl groups on the upper rim (CR) and cationic surfactant 4-aza-1-hexadecyl-azoniabicyclo[2.2.2]octane bromide (DABCO-16) is studied by methods of tensiometry, conductometry, potentiometry and NMR spectroscopy at fixed CR concentration and varied surfactant concentration. Beyond ca. 0.4 mM of DABCO-16, mixed aggregates enriched by CR are proved to be formed due to electrostatic forces, while beyond ca. 5 mM, aggregates enriched by surfactant occur due to the hydrophobic effect. Spectrophotometry monitoring of the solubilization of a hydrophobic dye, Orange OT, demonstrated that only the second type of mixed aggregate enriched by DABCO-16 is capable of binding the organic probe, while the mixed system where the surfactant is a minor component shows no binding capacity towards Orange OT. This finding can be used for the design of nanocontainers with controllable binding/release properties. / Dieser Beitrag ist mit Zustimmung des Rechteinhabers aufgrund einer (DFG-geförderten) Allianz- bzw. Nationallizenz frei zugänglich.
7

Semiflexible biopolymers in bundled arrangements

Schnauß, Jörg, Händler, Tina, Käs, Josef A. 04 August 2016 (has links) (PDF)
Bundles and networks of semiflexible biopolymers are key elements in cells, lending them mechanical integrity while also enabling dynamic functions. Networks have been the subject of many studies, revealing a variety of fundamental characteristics often determined via bulk measurements. Although bundles are equally important in biological systems, they have garnered much less scientific attention since they have to be probed on the mesoscopic scale. Here, we review theoretical as well as experimental approaches, which mainly employ the naturally occurring biopolymer actin, to highlight the principles behind these structures on the single bundle level.
8

Semiflexible biopolymers in bundled arrangements

Schnauß, Jörg, Händler, Tina, Käs, Josef A. January 2016 (has links)
Bundles and networks of semiflexible biopolymers are key elements in cells, lending them mechanical integrity while also enabling dynamic functions. Networks have been the subject of many studies, revealing a variety of fundamental characteristics often determined via bulk measurements. Although bundles are equally important in biological systems, they have garnered much less scientific attention since they have to be probed on the mesoscopic scale. Here, we review theoretical as well as experimental approaches, which mainly employ the naturally occurring biopolymer actin, to highlight the principles behind these structures on the single bundle level.
9

Novel self-assembling system based on resorcinarene and cationic surfactant

Kashapov, Ruslan R., Pashirova, Tatiana N., Kharlamov, Sergey V., Ziganshina, Albina Yu., Ziltsova, Elena P., Lukashenko, Svetlana S., Zakharova, Lucia Ya., Habicher, Wolf D., Latypov, Shamil K., Konovalov, Alexander I. January 2011 (has links)
Mixed association of calix[4]resorcinarene with ethyl sulfonate groups on the lower rim and dimethylaminomethyl groups on the upper rim (CR) and cationic surfactant 4-aza-1-hexadecyl-azoniabicyclo[2.2.2]octane bromide (DABCO-16) is studied by methods of tensiometry, conductometry, potentiometry and NMR spectroscopy at fixed CR concentration and varied surfactant concentration. Beyond ca. 0.4 mM of DABCO-16, mixed aggregates enriched by CR are proved to be formed due to electrostatic forces, while beyond ca. 5 mM, aggregates enriched by surfactant occur due to the hydrophobic effect. Spectrophotometry monitoring of the solubilization of a hydrophobic dye, Orange OT, demonstrated that only the second type of mixed aggregate enriched by DABCO-16 is capable of binding the organic probe, while the mixed system where the surfactant is a minor component shows no binding capacity towards Orange OT. This finding can be used for the design of nanocontainers with controllable binding/release properties. / Dieser Beitrag ist mit Zustimmung des Rechteinhabers aufgrund einer (DFG-geförderten) Allianz- bzw. Nationallizenz frei zugänglich.

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