@article{SchulzeKoetz2017, author = {Schulze, Nicole and Koetz, Joachim}, title = {Kinetically controlled growth of gold nanotriangles in a vesicular template phase by adding a strongly alternating polyampholyte}, series = {Journal of dispersion science and technology}, volume = {38}, journal = {Journal of dispersion science and technology}, number = {8}, publisher = {Taylor \& Francis}, address = {Philadelphia}, issn = {0193-2691}, doi = {10.1080/01932691.2016.1220318}, pages = {1073 -- 1078}, year = {2017}, abstract = {This paper is focused on the temperature-dependent synthesis of gold nanotriangles in a vesicular template phase, containing phosphatidylcholine and AOT, by adding the strongly alternating polyampholyte PalPhBisCarb. UV-vis absorption spectra in combination with TEM micrographs show that flat gold nanoplatelets are formed predominantly in the presence of the polyampholyte at 45°C. The formation of triangular and hexagonal nanoplatelets can be directly influenced by the kinetic approach, i.e., by varying the polyampholyte dosage rate at 45°C. Corresponding zeta potential measurements indicate that a temperature-dependent adsorption of the polyampholyte on the {111} faces will induce the symmetry breaking effect, which is responsible for the kinetically controlled hindered vertical and preferred lateral growth of the nanoplatelets.}, language = {en} } @misc{SchulzeKoetz2016, author = {Schulze, Nicole and Koetz, Joachim}, title = {Kinetically Controlled Growth of Gold Nanotriangles in a Vesicular Template Phase by Adding a Strongly Alternating Polyampholyte}, url = {http://nbn-resolving.de/urn:nbn:de:kobv:517-opus4-98380}, pages = {22}, year = {2016}, abstract = {This paper is focused on the temperature dependent synthesis of gold nanotriangles in a vesicular template phase, containing phosphatidylcholin and AOT, by adding the strongly alternating polyampholyte PalPhBisCarb. UV-vis absorption spectra in combination with TEM micrographs show that flat gold nanoplatelets are formed predominantly in presence of the polyampholyte at 45 °C. The formation of triangular and hexagonal nanoplatelets can be directly influenced by the kinetic approach, i.e., by varying the polyampholyte dosage rate at 45 °C. Corresponding zeta potential measurements indicate that a temperature dependent adsorption of the polyampholyte on the {111} faces will induce the symmetry breaking effect, which is responsible for the kinetically controlled hindered vertical and preferred lateral growth of the nanoplatelets.}, language = {en} }