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Dr. Ralf Zimmermann

Institute of Biofunctional Polymer Materials
+49 351 4658 258 +49 351 4658 533

 

Fields of work

 

 

Publications

  • Zimmermann, R. ; Duval, J.F.L. ; Werner, C. ; Sterling, J.D. Quantitative insights into electrostatics and structure of polymer brushes from microslit electrokinetic experiments and advanced modelling of interfacial electrohydrodynamics more Current Opinion in Colloid and Interface Science 59 (2022) 101590
  • Beyer, C. D. ; Thavalingam, S. ; Guseva, T. ; Schardt, L. ; Zimmermann, R. ; Werner, C. ; Dietze, P. ; Bandow, J. E. ; Metzler-Nolte, N. ; Rosenhahn, A. Zwitterionic peptides reduce accumulation of marine and freshwater biofilm formers more ACS Applied Materials & Interfaces 13 (2021) 49682-49691
  • Sievers, J. ; Zimmermann, R. ; Friedrichs, J. ; Pette, D. ; Limasale, Y. D. P. ; Werner, C. ; Welzel, P. Customizing biohybrid cryogels to serve as ready-to-use delivery systems of signaling proteins more Biomaterials 278 (2021) 121170
  • Yandi, W. ; Nagy, B. ; Skallberg, A. ; Uvdal, K. ; Zimmermann, R. ; Liedberg, B. ; Ederth, T. Polyampholytic poly(AEMA-co-SPMA) thin films and their potential for antifouling applications more ACS Applied Polymer Materials 3 (2021) 5361-5372
  • Walkowiak, J.J. ; Ballauff, M. ; Zimmermann, R. ; Freudenberg, U. ; Werner, C. Thermodynamic Analysis of the Interaction of Heparin with Lysozyme more Biomacromolecules 21 (2020) 4615-4625
  • Hassan, G. ; Forsman, N. ; Wan, X. ; Keurulainen, L. ; Bimbo, L. M. ; Stehl, S. ; van Charante, F. ; Chrubasik, M. ; Prakash, A. ; Johansson, L.-S. ; Mullen, D.C. ; Johnston, B. F. ; Zimmermann, R. ; Werner, C. ; Yli-Kauhaluoma, J. ; Coenye, T. ; Saris, P Non-leaching, highly biocompatible nanocellulose surfaces that efficiently resist fouling by bacteria in an artificial dermis model more ACS Applied Bio Materials 3 (2020) 4095-4108
  • Limasale, Y. D. P. ; Atallah, P. ; Werner, C. ; Freudenberg, U. ; Zimmermann, R. Tuning the local availability of VEGF within glycosaminoglycan-based hydrogels to modulate vascular endothelial cell morphogenesis more Advanced Functional Materials (2020) Early view
  • Kühn, S. ; Sievers, J. ; Stoppa, A. ; Träber, N. ; Zimmermann, R. ; Welzel, P. ; Werner, C. Cell-instructive multiphasic gel-in-gel materials more Advanced Functional Materials 30 (2020) 1908857
  • Zimmermann, R. ; Duval, J. F. L. ; Werner, C. On the analysis of ionic surface conduction to unravel charging processes at macroscopic soft and hard solid-liquid interfaces more Current Opinion in Colloid and Interface Science 44 (2019) 177-187
  • Gast, F.-U. ; Baudisch, F. ; Bohatzsch, T. ; Wegener, T. ; Zimmermann, R. Mischen von Tröpfchen im Flug zum ortsaufgelösten 3D-Druck von Hydrogelen more BIOspektrum 25 (2019) 650-651
  • Zimmermann, R. ; Hentschel, C. ; Schrön, F. ; Moedder, D. ; Büttner, T. ; Atallah, P. ; Wegener, T. ; Howitz, S. ; Werner, C. High resolution bioprinting of multi-component hydrogels more Biofabrication 11 (2019) 045008
  • Hassan, G. ; Forsman, N. ; Wan, X. ; Keurulainen, L. ; Bimbo, L. M. ; Johansson, L.-S. ; Sipari, N. ; Yli-Kauhaluoma, J. ; Zimmermann, R. ; Stehl, S. ; Werner, C. ; Saris, P. E. J. ; Österberg, M. ; Moraira, V. M. Dehydroabietylamine-based cellulose nanofibril films: A new class of sustainable biomaterials for highly efficient, broad-spectrum antimicrobial effects more ACS Sustainable Chemistry & Engineering 7 (2019) 5002-5009
  • Zimmermann, R. ; Delius, J. ; Friedrichs, J. ; Stehl, S. ; Hofmann, T. ; Hannig, C. ; Rehage, M. ; Werner, C. ; Hannig, M. Impact of oral astringent stimuli on surface charge and morphology of the protein-rich pellicle at the tooth-saliva interphase more Colloids and Surfaces B: Biointerfaces 174 (2019) 451-458
  • Zimmermann, R. ; Werner, C. ; Sterling, J. Exploring structure-property relationships of GAGS to tailor ECM-mimicking hydrogels more Polymers 10 (2018) Article number: 1376
  • Atallah, P. ; Schirmer, L. ; Tsurkan, M. ; Limasale, Y. D. P. ; Zimmermann, R. ; Werner, C. ; Freudenberg, U. In situ-forming, cell-instructive hydrogels based on glycosaminoglycans with varied sulfation patterns more Biomaterials 181 (2018) 227-239
  • Pop-Georgievski, O. ; Zimmermann, R. ; Kotelnikov, I. ; Proks, V. ; Romeis, D. ; Kucka, J. ; Caspari, A. ; Rypácek, F. ; Werner, C. Impact of bioactive peptide motifs on molecular structure, charging and non-fouling properties of poly(ethylene oxide) brushes more Langmuir 34 (2018) 6010-6020
  • Thomas, A. K. ; Wieduwild, R. ; Zimmermann, R. ; Lin, W. ; Friedrichs, J. ; Bickle, M. ; Fahmy, K. ; Werner, C. ; Zhang, Y. Layer-by-layer assembly of heparin and peptide-polyethylene glycol conjugates to form hybrid nanothin films of biomatrices more ACS Applied Materials & Interfaces 10 (2018) 14264-14270
  • Beaussart, A. ; Caillet, C. ; Bihannic, I. ; Zimmermann, R. ; Duval, J. F. L. Remarkable reversal of electrostatic interaction force on zwitterionic soft nanointerfaces in monovalent aqueous electrolyte: an AFM study at the single nanoparticle level more Nanoscale 10 (2018) 3181-3190
  • Lützenkirchen, J. ; Franks, G. V. ; Plaschke, M. ; Zimmermann, R. ; Heberling, F. ; Abdelmonem, A. ; Darbha, G. ; Schild, D. ; Filby, A. ; Engg, P. ; Catalano, J. G. ; Rosenqvist, J. ; Preocanin, T. ; Aytug, T. ; Zhang, D. ; Gan, Y. ; Braunschweig, B. The surface chemistry of sapphire-c: A literature review and a study on various factors influencing its IEP more Advances in Colloid and Interface Science 251 (2018) 1-25
  • Zimmermann, R. ; Gunkel-Grabole, G. ; Bünsow, J. ; Werner, C. ; Huck, W. T. S. ; Duval, J. F. L. Evidence of ion-pairing in cationic brushes from evaluation of brush charging and structure by combined electrokinetic and surface conductivity analysis more Physical Chemistry, Chemical Physics 121 (2017) 2915-2922
  • Zimmermann, R. ; Müller, Y. ; Freudenberg, U. ; Jehnichen, D. ; Potthast, A. ; Rosenau, T. ; Werner, C. Oxidation and structural changes in NMMO-regenerated cellulose films more Cellulose 23 (2016) 3535-3541
  • Zimmermann, R. ; Friedrichs, J. ; Lanfer, B. ; Freudenberg, U. ; Werner, C. Aligned fibrillar collagen matrices more Wiley 1 (2016) Chapter 27, 340-354
  • Duval, J. F. L. ; Werner, C. ; Zimmermann, R. Electrokinetics of soft polymeric interphases with layered distribution of anionic and cationic charges more Current Opinion in Colloid and Interface Science 24 (2016) 1-12
  • Zimmermann, R. ; Werner, C. ; Duval, J. F. L. Recent progress and perspectives in the electrokinetic characterization of polyelectrolyte films more Polymers [Open Access] 8 (2016) Article No. 7
  • Amornsudthiwat, P. ; Nitschke, M. ; Zimmermann, R. ; Friedrichs, J. ; Grundke, K. ; Pöschel, K. ; Damrongsakkul, S. ; Werner, C. Comprehensive characterization of well-defined silk fibroin surfaces: Toward multitechnique studies of surface modification effects more Biointerphases 10 (2015) 029501