• Research Areas

    • Small-angle X-ray and neutron scattering (SAXS/SANS)
    • static and dynamic light scattering (SLS / DLS)
    • absorption and fluorescence spectroscopy
    • Tensiometry
    • Analysis of the structure of colloids in aqueous solution by different analytical methods:

  • CV

    Education

    -
    PhD in biophysical chemistry, Bielefeld University
    -
    Master of Science in physical chemistry, University of Bielefeld
    -
    Bachelor of Science in biochemistry, University of Bielefeld

    Positions

    since
    akademische Rätin, Physical chemistry, WWU Münster
    -
    research fellow, Biophysical chemistry, University of Bielefeld

    Honors

    Soft Matter poster prize at the 33rd Conference of the European Colloid and Interface Society – Soft Matter, Royal Society of Chemistry
    advancement award of the Friedrich Wilhelm Helweg-foundation – University of Bielefeld

  • Publications

    • Abitaev K, Qawasmi Y, Atanasova P, Dargel C, Bill J, Hellweg T, Sottmann T. . ‘Adjustable polystyrene nanoparticle templates for the production of mesoporous foams and ZnO inverse opals.’ Colloid and Polymer Science 299, No. 2: 243-258. doi: 10.1007/s00396-020-04791-5.
    • Dargel C, Gräbitz-Bräuer F, Geisler R, Fandrich P, Hannappel Y, Porcar L, Hellweg T. . ‘Stable DOPG/Glycyrrhizin Vesicles with a Wide Range of Mixing Ratios: Structure and Stability as Seen by Scattering Experiments and Cryo-TEM.’ Molecules 26, No. 16: 4959. doi: 10.3390/molecules26164959.
    • Dargel C, Hannappel Y, Hellweg T. . ‘Heating-Induced DMPC/Glycyrrhizin Bicelle-to-Vesicle Transition: A X-Ray Contrast Variation Study.’ Biophysical Journal 118, No. 10: 2411-2425. doi: 10.1016/j.bpj.2020.03.022.
    • Dirksen M, Dargel C, Meier L, Brändel T, Hellweg T. . ‘Smart microgels as drug delivery vehicles for the natural drug aescin: Uptake, release and interactions.’ Colloid and Polymer Science 298: 505-518. doi: 10.1007/s00396-020-04632-5.
    • Geisler R, Dargel C, Hellweg T. . ‘The biosurfactant beta-aescin: a review on the physico-chemical properties and its interaction with lipid model membranes and Langmuir monolayers.’ Molecules 25, No. 1: 117. doi: 10.3390/molecules25010117.
    • Dieterich S, Prèvost S, Dargel C, Sottmann T, Giesselmann F. . ‘Synergistic structures in lyotropic lamellar gels.’ Soft Matter 16, No. 45: 10268-10279. doi: 10.1039/D0SM01473G.
    • Dargel C, Geisler R, Hannappel Y, Kemker I, Sewald N, Hellweg T. . ‘Self-assembly of the bio-surfactant aescin in solution: A small-angle X-ray scattering and Fluorescence study.’ Colloids and Interfaces 3, No. 2: 47. doi: 10.3390/colloids3020047.
    • Sreij R, Dargel C, Schweins R, Prèvost S,Dattani R, Hellweg T. . ‘Aescin-cholesterol complexes in DMPC model membranes: a DSC and temperature-dependent scattering study.’ Scientific Reports 9, No. 1: 1-15. doi: 10.1038/s41598-019-41865-z.
    • Sreij R, Dargel C, Hannappel Y, Jestin J, Prèvost S, Dattani R, Wrede O, Hellweg T. . ‘Temperature dependent self-organization of DMPC membranes promoted by intermediate amounts of the saponin aescin.’ Biochimica et Biophysica Acta (BBA)-Biomembranes 1861, No. 5: 897-906. doi: 10.1016/j.bbamem.2019.01.015.
    • Sreij R, Prévost S, Dargel C, Dattani R, Hertle Y, Wrede O, Hellweg T. . ‘Interaction of the saponin aescin with ibuprofen in DMPC model membranes.’ Molecular pharmaceutics 15, No. 10: 4446-4461. doi: 10.1021/acs.molpharmaceut.8b00421.
    • Sreij R, Dargel C, Geisler, P, Hertle Y, Radulescu A, Pasini S, Perez J, Moleiro LH, Hellweg T. . ‘DMPC vesicle structure and dynamics in the presence of low amounts of the saponin aescin.’ Physical Chemistry Chemical Physics 20, No. 14: 9070-9083. doi: 10.1039/C7CP08027A.
    • Sreij R, Dargel C, Moleiro, LH, Monroy, F, Hellweg, T. . ‘Aescin incorporation and nanodomain formation in DMPC model membranes.’ Langmuir 33, No. 43: 12351-12361. doi: 10.1021/acs.langmuir.7b02933.