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Prof. Dr. Georg Papastavrou

Prof. Dr. Georg Papastavrou

Fakultät für Biologie, Chemie und Geowissenschaften
Lehrstuhl für Physikalische Chemie II


Berufserfahrung

seit 2018Professor W3, Professor für Physikalische Chemie/Physik der Polymere, Universität Bayreuth
2009 –2018Professor W2, Professor für Physikalische Chemie/Physik der Polymere, Universität Bayreuth
05/2006 – 10/2009Lecturer, Département de Chimie Minéral, Analytique et Applique, Université de Genève, Schweiz
07/2002 – 04/2006Senior Research Associate, Laboratory of Colloid and Surface Chemistry (Prof. M. Borkovec), Département de Chimie Minéral, Analytique et Applique, Université de Genève, Schweiz
11/2000 – 06/2002Wissenschaftlicher Assistent, Physik der Weichen Materie (Prof. C.A. Helm), Universität Greifswald

Ausbildung

08/2000 – 10/2000Postdoc, Max Planck Institut für Kolloid und Grenzflächenforschung Golm
1996 – 2000Promotion in der Abteilung Grenzflächen (Prof. H. Möhwald) am Max Planck Institut für Kolloid und Grenzflächenforschung Golm und der Universität Potsdam
1995Diplom in Physik (Diplomarbeit in Biophysik am Institut für Angewandte Physik und BASF AG) Universität Heidelberg
1992 – 1995Studium der Physik, Universität Heidelberg
1989 – 1992Studium der Physik, Universität Göttingen

Auszeichnungen und andere Verantwortlichkeiten

seit 2014Koordinator des Keylab “Surface and Interface Characterization”, Bayerisches Polymerinstitut (BPI)
seit 2009Professor im Elitestudienprogramm Macromolecular Science an der Universität Bayreuth
1998Doktorandenpreis IFZ-DOBS Universität Potsdam
1990 – 1995Stipendiat der Studienstiftung des deutschen Volkes

Fakultät für Biologie, Chemie und Geowissenschaften
Lehrstuhl für Physikalische Chemie II


Die AG Papastavrou untersucht Polymerschichten und die Adsorption von Polymeren sowie die Wechselwirkungskräfte in kolloidalen Systemen. Weitere Forschungsgebiete sind instrumentelle Entwicklungen, insbesondere im Bereich der Rastersondenmikroskopie und elektrochemische Systeme in Kombination mit organischen Schichten.

Gegenwärtige Forschungsschwerpunkte sind:

  • Polymerschichten:
    Polymeradsorption, Stimuli-responsive Schichten, Charakterisierung dünner Polymerschichten, organische Elektretmaterialien
  • Wechselwirkungskräfte in kolloidalen, polymeren und mesoskopischen Systemen:
    Direkte Kraftmessungen zwischen einzelnen Partikeln, heterogene Ladungsverteilungen, sterische Kräfte, elektrokinetische Techniken
  • Elektrochemie:
    Direkte Kraftmessungen auf modifizierten Elektroden, Elektrogelierung, Impedanzspektroskopie, potentialkontrollierte Adsorption, stimuliresponsive Polymerschichten auf Elektroden
  • Instrumentelle Entwicklung:
    Rastersondenmikroskopie, Kombination elektrochemischer Techniken mit AFM, Software
  • Adhäsion:
    Bioadhäsion, multivalente Adhäsion, Haftung von Polymerschichten, Einzelmolekülkraftspektroskopie

Fakultät für Biologie, Chemie und Geowissenschaften
Lehrstuhl für Physikalische Chemie II


Ausgewählte Publikationen

2024

Sittl, Sebastian; Helfricht, Nicolas; Papastavrou, Georg
Contactless calibration of microchanneled AFM cantilevers for fluidic force microscopy
In: VIEW : Illuminating Wellness Bd. 5 (2024) Heft 1
doi:10.1002/VIW.20230063 ...

Sittl, Sebastian; Das, Mohan; Helfricht, Nicolas; Petekidis, George; Papastavrou, Georg
Direct Force Measurements between Sub-Micron Rod-Shaped Colloids by AFM
In: Colloids and Surfaces A: Physicochemical and Engineering Aspects Bd. 697 (2024)
doi:10.1016/j.colsurfa.2024.134319 ...

2023

Keller, Thorsten; Trinks, Nora; Brand, Jessica; Trippmacher, Steffen; Stahlhut, Philipp; Albrecht, Krystina; Papastavrou, Georg; Koepsell, Hermann; Sauer, Markus; Groll, Jürgen
Design of Nanohydrogels for Targeted Intracellular Drug Transport to the Trans-Golgi Network
In: Advanced Healthcare Materials Bd. 12 (2023) Heft 13
doi:10.1002/adhm.202201794 ...

Karg, Andreas; Kuznetsov, Volodymyr; Helfricht, Nicolas; Lippitz, Markus; Papastavrou, Georg
Electrochemical grippers based on the tuning of surface forces for applications in micro- and n ...
In: Scientific Reports Bd. 13 (2023)
doi:10.1038/s41598-023-33654-6 ...

Raßmann, Nadine; Weber, Melina; Glaß, Roman E. J.; Kreger, Klaus; Helfricht, Nicolas; Schmidt, Hans-Werner; Papastavrou, Georg
Electrogelation: Controlled Fast Formation of Micrometer-Thick Films from Low-Molecular Weight ...
In: Langmuir Bd. 39 (2023) Heft 48. - S. 17190-17200
doi:10.1021/acs.langmuir.3c02270 ...

Biberger, Simon; Leupold, Nico; Witt, Christina; Greve, Christopher; Markus, Paul; Ramming, Philipp; Lukas, Daniel; Schötz, Konstantin; Kahle, Frank-Julian; Zhu, Chenhui; Papastavrou, Georg; Köhler, Anna; Herzig, Eva M.; Moos, Ralf; Panzer, Fabian
First of Their Kind : Solar Cells with a Dry-Processed Perovskite Absorber Layer via Powder Aer ...
In: Solar RRL Bd. 7 (2023) Heft 16
doi:10.1002/solr.202300261 ...

Karg, Andreas; Gödrich, Sebastian; Dennstedt, Philipp; Helfricht, Nicolas; Retsch, Markus; Papastavrou, Georg
An Integrated, Exchangeable Three-Electrode Electrochemical Setup for AFM-Based Scanning Electr ...
In: Sensors Bd. 23 (2023) Heft 11
doi:10.3390/s23115228 ...

Esders, Eike M.; Sittl, Sebastian; Krammel, Inka; Babel, Wolfgang; Papastavrou, Georg; Thomas, Christoph
Is transport of microplastics different from mineral particles? Idealized wind tunnel studies o ...
In: Atmospheric Chemistry and Physics Bd. 23 (2023) Heft 24. - S. 15835-15851
doi:10.15495/EPub_UBT_00007404 ...

Ruiz Madroñero, Christhy V.; Terlinden, Markus; Engelhardt, Matthias; Magnabosco, Giulia; Papastavrou, Georg; Vogel, Nicolas; Thommes, Matthias; Bachmann, Julien
Preparation and Surface Functionalization of a Tunable Porous System Featuring Stacked Spheres ...
In: Advanced Materials Interfaces Bd. 10 (2023) Heft 33
doi:10.1002/admi.202300436 ...

Hofer, André; Taccardi, Nicola; Moritz, Michael; Wichmann, Christoph; Hübner, Sabine; Drobek, Dominik; Engelhardt, Matthias; Papastavrou, Georg; Spiecker, Erdmann; Papp, Christian; Wasserscheid, Peter; Bachmann, Julien
Preparation of geometrically highly controlled Ga particle arrays on quasi-planar nanostructure ...
In: RSC Advances Bd. 13 (2023) Heft 6. - S. 4011-4018
doi:10.1039/d2ra07585g ...

2022

Schnupfhagn, Christoph; Schumacher, Thorsten; Markus, Paul; Papastavrou, Georg; Aftenieva, Olha; König, Tobias A. F.; Dudko, Volodymyr; Matejdes, Marian; Breu, Josef; Lippitz, Markus
Disentangling the Orientations of Spectrally Overlapping Transition Dipoles in Dense Dye Layers
In: Nano Letters Bd. 22 (2022) Heft 18. - S. 7499-7505
doi:10.1021/acs.nanolett.2c02438 ...

Schmidtmann, Johanna; Elagami, Hassan; Gilfedder, Benjamin Silas; Fleckenstein, Jan; Papastavrou, Georg; Mansfeld, Ulrich; Peiffer, Stefan
Heteroaggregation of PS microplastic with ferrihydrite leads to rapid removal of microplastic p ...
In: Environmental Science : Processes & Impacts Bd. 24 (2022) Heft 10. - S. 1782-1789
doi:10.1039/D2EM00207H ...

Herrmann, Kai; Freund, Simon; Eller, Fabian; Rößler, Tamino; Papastavrou, Georg; Herzig, Eva M.; Retsch, Markus
Microstructural and Thermal Transport Properties of Regioregular Poly(3-hexylthiophene-2,5-diyl ...
In: Materials Bd. 15 (2022) Heft 21
doi:10.3390/ma15217700 ...

Loch, Patrick; Schuchardt, Dominik; Algara-Siller, Gerardo; Markus, Paul; Ottermann, Katharina; Rosenfeldt, Sabine; Lunkenbein, Thomas; Schwieger, Wilhelm; Papastavrou, Georg; Breu, Josef
Nematic suspension of a microporous layered silicate obtained by forceless spontaneous delamina ...
In: Science Advances Bd. 8 (2022) Heft 20
doi:10.1126/sciadv.abn9084 ...

Gödrich, Sebastian; Schmidt, Hans-Werner; Papastavrou, Georg
Stability of Charge Distributions in Electret Films on the nm-Scale
In: ACS Applied Materials & Interfaces Bd. 14 (2022) Heft 3. - S. 4500-4509
doi:10.1021/acsami.1c21174 ...

Michels-Brito, Paulo H.; Dudko, Volodymyr; Wagner, Daniel; Markus, Paul; Papastavrou, Georg; Michels, Leander; Breu, Josef; Fossum, Jon Otto
Bright, noniridescent structural coloration from clay mineral nanosheet suspensions
In: Science Advances Bd. 8 (2022) Heft 4
doi:10.1126/sciadv.abl8147 ...

2021

Khoruzhenko, Olena; Wagner, Daniel R.; Mangelsen, Sebastian; Dulle, Martin; Förster, Stephan; Rosenfeldt, Sabine; Dudko, Volodymyr; Ottermann, Katharina; Papastavrou, Georg; Bensch, Wolfgang; Breu, Josef
Colloidally stable, magnetoresponsive liquid crystals based on clay nanosheets
In: Journal of Materials Chemistry C Bd. 9 (2021) Heft 37. - S. 12732-12740
doi:10.1039/D1TC02927D ...

Menzel, Teresa; Weigert, Sebastian; Gagsteiger, Andreas; Eich, Yannik; Sittl, Sebastian; Papastavrou, Georg; Ruckdäschel, Holger; Altstädt, Volker; Höcker, Birte
Impact of Enzymatic Degradation on the Material Properties of Poly(Ethylene Terephthalate)
In: Polymers Bd. 13 (2021) Heft 22
doi:10.3390/polym13223885 ...

Dudko, Volodymyr; Ottermann, Katharina; Rosenfeldt, Sabine; Papastavrou, Georg; Breu, Josef
Osmotic Delamination : A Forceless Alternative for the Production of Nanosheets Now in Highly P ...
In: Langmuir Bd. 37 (2021) Heft 1. - S. 461-468
doi:10.1021/acs.langmuir.0c03113 ...

Lu, Taotao; Gilfedder, Benjamin Silas; Peng, Hao; Peiffer, Stefan; Papastavrou, Georg; Ottermann, Katharina; Frei, Sven
Relevance of Iron Oxyhydroxide and Pore Water Chemistry on the Mobility of Nanoplastic Particle ...
In: Water, Air, & Soil Pollution Bd. 232 (2021)
doi:10.1007/s11270-021-05125-z ...

Karg, Andreas; Rößler, Tamino; Mark, Andreas; Markus, Paul; Lauster, Tobias; Helfricht, Nicolas; Papastavrou, Georg
A Versatile and Simple Approach to Electrochemical Colloidal Probes for Direct Force Measuremen ...
In: Langmuir Bd. 37 (2021) Heft 46. - S. 13537-13547
doi:10.1021/acs.langmuir.1c01557 ...

2020

Markus, Paul; Martínez-Tong, Daniel E.; Papastavrou, Georg; Algeria, Angel
Effect of environmental humidity on the ionic transport of poly(ethylene oxide) thin films, inv ...
In: Soft Matter Bd. 16 (2020) Heft 13. - S. 3203-3208
doi:10.1039/C9SM02471A ...

Humenik, Martin; Preiß, Tamara; Gödrich, Sebastian; Papastavrou, Georg; Scheibel, Thomas
Functionalized DNA-spider silk nanohydrogels for controlled protein binding and release
In: Materials Today Bio Bd. 6 (2020)
doi:10.1016/j.mtbio.2020.100045 ...

Kuznetsov, Volodymyr; Ottermann, Katharina; Helfricht, Nicolas; Kunz, Daniel; Loch, Patrick; Kalo, Hussein; Breu, Josef; Papastavrou, Georg
Surface charge density and diffuse layer properties of highly defined 2:1 layered silicate plat ...
In: Colloid and Polymer Science Bd. 298 (2020) . - S. 907-920
doi:10.1007/s00396-020-04673-w ...

2019

Weihermüller, Johannes; Schlamp, Stephan; Milius, Wolfgang; Puchtler, Florian; Breu, Josef; Ramming, Philipp; Hüttner, Sven; Agarwal, Seema; Göbel, Christoph; Hund, Markus; Papastavrou, Georg; Weber, Birgit
Amphiphilic Iron(II) Spin Crossover Coordination Polymers : Crystal Structures and Phase Transi ...
In: Journal of Materials Chemistry C Bd. 7 (2019) Heft 5. - S. 1151-1163
doi:10.1039/C8TC05580G ...

Mark, Andreas; Helfricht, Nicolas; Rauh, Astrid; Xue, Jinqiao; Knödler, Patrick; Schumacher, Thorsten; Karg, Matthias; Du, Binyang; Lippitz, Markus; Papastavrou, Georg
Electrokinetics in Micro-channeled Cantilevers : Extending the Toolbox for Reversible Colloidal ...
In: Scientific Reports Bd. 9 (2019)
doi:10.1038/s41598-019-56716-0 ...

Mark, Andreas; Helfricht, Nicolas; Rauh, Astrid; Karg, Matthias; Papastavrou, Georg
The Next Generation of Colloidal Probes : A Universal Approach for Soft and Ultra‐Small Particl ...
In: Small Bd. 15 (2019) Heft 43
doi:10.1002/smll.201902976 ...

2018

Klumpen, Christoph; Winterstein, Simon; Papastavrou, Georg; Senker, Jürgen
Anhydrous proton conduction in porous organic networks
In: Journal of Materials Chemistry A Bd. 6 (2018) Heft 43. - S. 21542-21549
doi:10.1039/C8TA07822J ...

Jiang, Shaohua; Helfricht, Nicolas; Papastavrou, Georg; Greiner, Andreas; Agarwal, Seema
Low‐Density Self‐Assembled Poly(N‐Isopropyl Acrylamide) Sponges with Ultrahigh and Extremely Fa ...
In: Macromolecular Rapid Communications Bd. 39 (2018) Heft 8
doi:10.1002/marc.201700838 ...

2017

Nellist, Michael R.; Chen, Yikai; Mark, Andreas; Gödrich, Sebastian; Stelling, Christian; Jiang, Jingjing; Poddar, Rakesh; Li, Chunzeng; Kumar, Ravi; Papastavrou, Georg; Retsch, Markus; Brunschwig, Bruce S.; Huang, Zhuangqun; Xiang, Chengxiang; Boettcher, Shannon W.
Atomic force microscopy with nanoelectrode tips for high resolution electrochemical, nanoadhesi ...
In: Nanotechnology Bd. 28 (2017) Heft 9
doi:10.1088/1361-6528/aa5839 ...

Helfricht, Nicolas; Mark, Andreas; Dorwling-Carter, Livie; Zambelli, Tomaso; Papastavrou, Georg
Extending the limits of direct force measurements : colloidal probes from sub-micron particles
In: Nanoscale Bd. 9 (2017) Heft 27. - S. 9491-9501
doi:10.1039/C7NR02226C ...

Helfricht, Nicolas; Doblhofer, Elena; Bieber, Vera; Lommes, Petra; Sieber, Volker; Scheibel, Thomas; Papastavrou, Georg
Probing the adhesion properties of alginate hydrogels : a new approach towards the preparation ...
In: Soft Matter Bd. 13 (2017) Heft 3. - S. 578-589
doi:10.1039/C6SM02326F ...

Feicht, Patrick; Siegel, Renée; Thurn, Herbert; Neubauer, Jens W.; Seuss, Maximilian; Szabo, Tamás; Talyzin, Alexandr V.; Halbig, Christian E.; Eigler, Siegfried; Kunz, Daniel A.; Fery, Andreas; Papastavrou, Georg; Senker, Jürgen; Breu, Josef
Systematic evaluation of different types of graphene oxide in respect to variations in their in ...
In: Carbon Bd. 114 (2017) . - S. 700-705
doi:10.1016/j.carbon.2016.12.065 ...

Klumpen, Christoph; Gödrich, Sebastian; Papastavrou, Georg; Senker, Jürgen
Water mediated proton conduction in a sulfonated microporous organic polymer
In: Chemical Communications Bd. 53 (2017) Heft 54. - S. 7592-7595
doi:10.1039/C7CC02117H ...

Helfricht, Nicolas; Mark, Andreas; Behr, Marina; Bernet, Andreas; Schmidt, Hans-Werner; Papastavrou, Georg
Writing with Fluid : Structuring Hydrogels with Micrometer Precision by AFM in Combination with ...
In: Small Bd. 13 (2017) Heft 31
doi:10.1002/smll.201700962 ...

2016

Helfricht, Nicolas; Doblhofer, Elena; Duval, Jérôme F. L.; Scheibel, Thomas; Papastavrou, Georg
Colloidal Properties of Recombinant Spider Silk Protein Particles
In: The Journal of Physical Chemistry C Bd. 120 (2016) Heft 32. - S. 18015-18027
doi:10.1021/acs.jpcc.6b03957 ...

Stöter, Matthias; Gödrich, Sebastian; Feicht, Patrick; Rosenfeldt, Sabine; Thurn, Herbert; Neubauer, Jens W.; Seuss, Maximilian; Lindner, Peter; Kalo, Hussein; Möller, Michael W.; Förster, Stephan; Fery, Andreas; Papastavrou, Georg; Breu, Josef
Controlled Exfoliation of Layered Silicate Heterostructures into Bilayers and Their Conversion ...
In: Angewandte Chemie Bd. 128 (2016) Heft 26. - S. 7524-7528
doi:10.1002/ange.201601611 ...

Reichstein, Paul M.; Gödrich, Sebastian; Papastavrou, Georg; Thelakkat, Mukundan
Influence of Composition of Amphiphilic Double-Crystalline P3HT- b-PEG Block Copolymers on Stru ...
In: Macromolecules Bd. 49 (2016) Heft 15. - S. 5484-5493
doi:10.1021/acs.macromol.6b01305 ...

Neugirg, Benedikt R.; Helfricht, Nicolas; Czich, Steffen; Schmidt, Hans-Werner; Papastavrou, Georg; Fery, Andreas
Long-range interaction forces between 1,3,5-cyclohexanetrisamide fibers in crossed-cylinder geo ...
In: Polymer Bd. 102 (2016) . - S. 363-371
doi:10.1016/j.polymer.2016.03.068 ...

Huang, Zhuangqun; de Wolf, Peter; Poddar, Rakesh; Li, Chunzeng; Mark, Andreas; Nellist, Michael R.; Chen, Yikai; Jiang, Jingjing; Papastavrou, Georg; Boettcher, Shannon W.; Xiang, Chengxiang; Brunschwig, Bruce S.
PeakForce Scanning Electrochemical Microscopy with Nanoelectrode Probes
In: Microscopy Today Bd. 24 (2016) Heft 06. - S. 18-25
doi:10.1017/S1551929516000882 ...

Fery, Andreas; Krausch, Georg; Papastavrou, Georg
Probing soft matter by AFM
In: Polymer Bd. 102 (2016) . - S. 315-316
doi:10.1016/j.polymer.2016.08.080 ...

Stelling, Christian; Mark, Andreas; Papastavrou, Georg; Retsch, Markus
Showing particles their place : deterministic colloid immobilization by gold nanomeshes
In: Nanoscale Bd. 8 (2016) Heft 30. - S. 14556-14564
doi:10.1039/C6NR03113G ...

2015

Morga, Maria; Adamczyk, Zbigniew; Gödrich, Sebastian; Oćwieja, Magdalena; Papastavrou, Georg
Monolayers of poly-l-lysine on mica : Electrokinetic characteristics
In: Journal of Colloid and Interface Science Bd. 456 (2015) . - S. 116-124
doi:10.1016/j.jcis.2015.05.044 ...

2014

Wilke, Patrick; Helfricht, Nicolas; Mark, Andreas; Papastavrou, Georg; Faivre, Damien; Börner, Hans G.
A Direct Biocombinatorial Strategy toward Next Generation, Mussel-Glue Inspired Saltwater Adhes ...
In: Journal of the American Chemical Society Bd. 136 (2014) Heft 36. - S. 12667-12674
doi:10.1021/ja505413e ...

Kuznetsov, Volodymyr; Papastavrou, Georg
Ion Adsorption on Modified Electrodes as Determined by Direct Force Measurements under Potentio ...
In: The Journal of Physical Chemistry C Bd. 118 (2014) Heft 5. - S. 2673-2685
doi:10.1021/jp500425g ...

2013

Kunz, Daniel A.; Feicht, Patrick; Gödrich, Sebastian; Thurn, Herbert; Papastavrou, Georg; Fery, Andreas; Breu, Josef
Space-Resolved In-Plane Moduli of Graphene Oxide and Chemically Derived Graphene Applying a Sim ...
In: Advanced Materials Bd. 25 (2013) Heft 9. - S. 1337-1341
doi:10.1002/adma.201204049 ...

Helfricht, Nicolas; Klug, Maria; Mark, Andreas; Kuznetsov, Volodymyr; Papastavrou, Georg; Blüm, Claudia; Scheibel, Thomas
Surface properties of spider silk particles in solution
In: Biomaterials Science Bd. 1 (2013) Heft 11. - S. 1166-1171
doi:10.1039/c3bm60109a ...

2012

Kuznetsov, Volodymyr; Papastavrou, Georg
Adhesion of Colloidal Particles on Modified Electrodes
In: Langmuir Bd. 28 (2012) Heft 48. - S. 16567-16579
doi:10.1021/la3029726 ...

Borkovec, Michal; Szilagyi, Istvan; Popa, Ionel; Finessi, Marco; Sinha, Prashant; Maroni, Plinio; Papastavrou, Georg
Investigating forces between charged particles in the presence of oppositely charged polyelectr ...
In: Advances in Colloid and Interface Science Bd. 179-182 (2012) . - S. 85-98
doi:10.1016/j.cis.2012.06.005 ...

Kuznetsov, Volodymyr; Papastavrou, Georg
Note: Mechanically and chemically stable colloidal probes from silica particles for atomic forc ...
In: Review of Scientific Instruments Bd. 83 (2012) Heft 11. - S. 116103
doi:10.1063/1.4765299 ...

2011

Mureşan, Laura; Maroni, Plinio; Popa, Ionel; Porus, Maria; Longtin, Rémi; Papastavrou, Georg; Borkovec, Michal
Conformational Changes of Polyamidoamine (PAMAM) Dendrimers Adsorbed on Silica Substrates
In: Macromolecules Bd. 44 (2011) Heft 13. - S. 5069-5071
doi:10.1021/ma201103n ...

Kaftan, Oznur; Tumbiolo, Simonetta; Dubreuil, Frederic; Auzely-Velty, Rachel; Fery, Andreas; Papastavrou, Georg
Probing Multivalent Host-Guest Interactions between Modified Polymer Layers by Direct Force Mea ...
In: The Journal of Physical Chemistry B Bd. 115 (2011) Heft 24. - S. 7726-7735
doi:10.1021/jp110939c ...

Trenkenschuh, Katja; Erath, Johann; Kuznetsov, Volodymyr; Gensel, Julia; Boulmedais, Fouzia; Schaaf, Pierre; Papastavrou, Georg; Fery, Andreas
Tuning of the Elastic Modulus of Polyelectrolyte Multilayer Films built up from Polyanions Mixt ...
In: Macromolecules Bd. 44 (2011) Heft 22. - S. 8954-8961
doi:10.1021/ma201974g ...

2010

Popa, Ionel; Gillies, Graeme; Papastavrou, Georg; Borkovec, Michal
Attractive and Repulsive Electrostatic Forces between Positively Charged Latex Particles in the ...
In: The Journal of Physical Chemistry B Bd. 114 (2010) Heft 9. - S. 3170-3177
doi:10.1021/jp911482a ...

Popa, Ionel; Papastavrou, Georg; Borkovec, Michal
Charge regulation effects on electrostatic patch-charge attraction induced by adsorbed dendrime ...
In: Physical Chemistry Chemical Physics Bd. 12 (2010) Heft 18. - S. 4863-4871
doi:10.1039/b925812d ...

Papastavrou, Georg
Combining electrochemistry and direct force measurements : from the control of surface properti ...
In: Colloid and Polymer Science Bd. 288 (2010) . - S. 1201-1214
doi:10.1007/s00396-010-2260-4 ...

Popa, Ionel; Papastavrou, Georg; Borkovec, Michal
Effective Charge of Adsorbed Poly(amido amine) Dendrimers : Transition from Heterogeneous to Ho ...
In: Macromolecules Bd. 43 (2010) Heft 2. - S. 1129-1136
doi:10.1021/ma902325b ...

Popa, Ionel; Sinha, Prashant; Finessi, Marco; Maroni, Plinio; Papastavrou, Georg; Borkovec, Michal
Importance of charge regulation in attractive double-layer forces between dissimilar surfaces
In: Physical Review Letters Bd. 104 (2010) Heft 22
doi:10.1103/PhysRevLett.104.228301 ...

2009

Popa, Ionel; Longtin, Rémi; Maroni, Plinio; Papastavrou, Georg; Borkovec, Michal
Adsorption and Self-Organization of Dendrimers at Water-Solid Interfaces
In: Chimia Bd. 63 (2009) Heft 5. - S. 279-282
doi:10.2533/chimia.2009.279 ...

Popa, Ionel; Gillies, Graeme; Papastavrou, Georg; Borkovec, Michal
Attractive electrostatic forces between identical colloidal particles induced by adsorbed polye ...
In: The Journal of Physical Chemistry B Bd. 113 (2009) Heft 25. - S. 8458-8461
doi:10.1021/jp904041k ...

Kaufmann, Stefan; Papastavrou, Georg; Kumar, Karthik; Textor, Marcus; Reimhult, Erik
A detailed investigation of the formation kinetics and layer structure of poly(ethylene glycol) ...
In: Soft Matter Bd. 5 (2009) Heft 14. - S. 2804-2814
doi:10.1039/b901874c ...

Popa, Ionel; Trulsson, Martin; Papastavrou, Georg; Borkovec, Michal; Jönsson, Bo
Long-ranged attractive forces induced by adsorbed dendrimers : direct force measurements and co ...
In: Langmuir Bd. 25 (2009) Heft 21. - S. 12435-12438
doi:10.1021/la902617x ...

2008

Cahill, Brian P.; Papastavrou, Georg; Koper, Ger J.; Borkovec, Michal
Adsorption of poly(amido amine) (PAMAM) dendrimers on silica : importance of electrostatic thre ...
In: Langmuir Bd. 24 (2008) Heft 2. - S. 465-473
doi:10.1021/la7021352 ...

Kirwan, Luke J.; Maroni, Plinio; Behrens, Sven H.; Papastavrou, Georg; Borkovec, Michal
Interaction and structure of surfaces coated by poly(vinyl amines) of different line charge den ...
In: The Journal of Physical Chemistry B Bd. 112 (2008) Heft 46. - S. 14609-14619
doi:10.1021/jp802366p ...

Borkovec, Michal; Papastavrou, Georg
Interactions between solid surfaces with adsorbed polyelectrolytes of opposite charge
In: Current Opinion In Colloid & Interface Science Bd. 13 (2008) Heft 6. - S. 429-437
doi:10.1016/j.cocis.2008.02.006 ...

Rentsch, Samuel; Siegenthaler, Hans; Papastavrou, Georg
Probing the Diffuse Layer of Modified Electrodes by Direct Force Measurements
In: Chimia Bd. 62 (2008) Heft 11. - S. 937
doi:10.2533/chimia.2008.937 ...

2007

Rentsch, Samuel; Siegenthaler, Hans; Papastavrou, Georg
Diffuse layer properties of thiol-modified gold electrodes probed by direct force measurements
In: Langmuir Bd. 23 (2007) Heft 17. - S. 9083-9091
doi:10.1021/la700987u ...

Pericet-Camara, Ramon; Cahill, Brian P.; Papastavrou, Georg; Borkovec, Michal
Nano-patterning of solid substrates by adsorbed dendrimers
In: Chemical Communications (2007) Heft 3. - S. 266-268
doi:10.1039/b612249c ...

Popa, Ionel; Cahill, Brian P.; Maroni, Plinio; Papastavrou, Georg; Borkovec, Michal
Thin adsorbed films of a strong cationic polyelectrolyte on silica substrates
In: Journal of Colloid and Interface Science Bd. 309 (2007) Heft 1. - S. 28-35
doi:10.1016/j.jcis.2007.01.050 ...

2006

Greinacher, Andreas; Gopinadhan, Manesh; Günther, Jens-Uwe; Omer-Adam, Mahmoud A.; Strobel, Ulrike; Warkentin, Theodore E.; Papastavrou, Georg; Weitschies, Werner; Helm, Christiane A.
Close approximation of two platelet factor 4 tetramers by charge neutralization forms the antig ...
In: Arteriosclerosis Thrombosis and Vascular Biology Bd. 26 (2006) Heft 10. - S. 2386-2393
doi:10.1161/01.ATV.0000238350.89477.88 ...

Papastavrou, Georg; Kirwan, Luke J.; Borkovec, Michal
Decomposing bridging adhesion between polyelectrolyte layers into single molecule contributions
In: Langmuir Bd. 22 (2006) Heft 26. - S. 10880-10884
doi:10.1021/la062046x ...

Kleimann, Jörg; Lecoultre, Guy; Papastavrou, Georg; Jeanneret, Stéphane; Galletto, Paolo; Koper, Ger J.; Borkovec, Michal
Deposition of nanosized latex particles onto silica and cellulose surfaces studied by optical r ...
In: Journal of Colloid and Interface Science Bd. 303 (2006) Heft 2. - S. 460-471
doi:10.1016/j.jcis.2006.08.006 ...

Pericet-Camara, Ramon; Papastavrou, Georg; Behrens, Sven H.; Helm, Christiane A.; Borkovec, Michal
Interaction forces and molecular adhesion between pre-adsorbed poly(ethylene imine) layers
In: Journal of Colloid and Interface Science Bd. 296 (2006) Heft 2. - S. 496-506
doi:10.1016/j.jcis.2005.09.033 ...

Rentsch, Samuel; Pericet-Camara, Ramon; Papastavrou, Georg; Borkovec, Michal
Probing the validity of the Derjaguin approximation for heterogeneous colloidal particles
In: Physical Chemistry Chemical Physics Bd. 8 (2006) Heft 21. - S. 2531-2538
doi:10.1039/b602145j ...

2005

Radtchenko, Igor L.; Papastavrou, Georg; Borkovec, Michal
Direct force measurements between cellulose surfaces and colloidal silica particles
In: Biomacromolecules Bd. 6 (2005) Heft 6. - S. 3057-3066
doi:10.1021/bm050371d ...

2004

Pericet-Camara, Ramon; Papastavrou, Georg; Borkovec, Michal
Atomic force microscopy study of the adsorption and electrostatic self-organization of poly(ami ...
In: Langmuir Bd. 20 (2004) Heft 8. - S. 3264-3270
doi:10.1021/la035955k ...

Kirwan, Luke J.; Papastavrou, Georg; Borkovec, Michal; Behrens, Sven H.
Imaging the coil-to-globule conformational transition of a weak polyelectrolyte by tuning the p ...
In: Nano Letters Bd. 4 (2004) Heft 1. - S. 149-152
doi:10.1021/nl034912l ...

Pericet-Camara, Ramon; Papastavrou, Georg; Behrens, Sven H.; Borkovec, Michal
Interaction between charged surfaces on the Poisson-Boltzmann level : The constant regulation a ...
In: The Journal of Physical Chemistry B Bd. 108 (2004) Heft 50. - S. 19467-19475
doi:10.1021/jp0473063 ...

Ahrens, Heiko; Buscher, K.; Eck, D.; Förster, Stephan; Luap, C.; Papastavrou, Georg; Schmitt, J.; Steitz, R.; Helm, Christiane A.
Poly(styrene sulfonate) self-organization : Electrostatic and secondary interactions
In: Macromolecular Symposia Bd. 211 (2004) Heft 1. - S. 93-106
doi:10.1002/masy.200450707 ...

Krass, Henning; Papastavrou, Georg; Kurth, Dirk G.
A polyelectrolyte bearing metal ion receptors and electrostatic functionality for layer-by-laye ...
In: Macromolecular Symposia Bd. 210 (2004) Heft 1. - S. 311-319
doi:10.1002/masy.200450635 ...

Ahrens, Heiko; Papastavrou, Georg; Schmidt, Manfred; Helm, Christiane A.
Synchrotron x-ray diffraction and reflection studies of a polymacromonomer monolayer at the air ...
In: The Journal of Physical Chemistry B Bd. 108 (2004) Heft 22. - S. 7080-7091
doi:10.1021/jp037352n ...

2003

Radüge, C.; Papastavrou, Georg; Kurth, Dirk G.; Motschmann, H.
Controlling wettability by light : illuminating the molecular mechanism
In: The European Physical Journal E Bd. 10 (2003) Heft 2. - S. 103-114
doi:10.1140/epje/e2003-00015-0 ...

Warszynski, P.; Papastavrou, Georg; Wantke, K. D.; Möhwald, Helmuth
Interpretation of adhesion force between self-assembled monolayers measured by chemical force m ...
In: Colloids and Surfaces A: Physicochemical and Engineering Aspects Bd. 214 (2003) Heft 1-3. - S. 61-75
doi:10.1016/S0927-7757(02)00362-X ...

Krass, Henning; Papastavrou, Georg; Kurth, Dirk G.
Layer-by-layer self-assembly of a polyelectrolyte bearing metal ion coordination and electrosta ...
In: Chemistry of Materials Bd. 15 (2003) Heft 1. - S. 196-203
doi:10.1021/cm020808d ...

2002

Schneider, M.; Zhu, M.; Papastavrou, Georg; Akari, S.; Möhwald, Helmuth
Chemical pulsed-force microscopy of single polyethyleneimine molecules in aqueous solution
In: Langmuir Bd. 18 (2002) Heft 3. - S. 602-606
doi:10.1021/la0113116 ...

2001

Zhu, M.; Schneider, M.; Papastavrou, Georg; Akari, S.; Möhwald, Helmuth
Controlling the adsorption of single poly(styrenesulfonate) sodium on NH3+-modified gold surfac ...
In: Langmuir Bd. 17 (2001) Heft 21. - S. 6471-6476
doi:10.1021/la001605b ...

2000

Papastavrou, Georg; Akari, S.
Interaction forces between OH-groups in different solvents as observed by scanning force micros ...
In: Colloids and Surfaces A: Physicochemical and Engineering Aspects Bd. 164 (2000) Heft 2-3. - S. 175-181
doi:10.1016/S0927-7757(99)00403-3 ...

Papastavrou, Georg; Akari, S.; Möhwald, Helmuth
Interactions between hydrophilic and hydrophobic surfaces on microscopic scale and the influenc ...
In: Europhysics Letters Bd. 52 (2000) Heft 5. - S. 551-556
doi:10.1209/epl/i2000-00472-2 ...

1999

Papastavrou, Georg; Akari, S.
Specific detection of interactions between uncharged surfaces in different solvents: high-resol ...
In: Nanotechnology Bd. 10 (1999) Heft 4. - S. 453-457
doi:10.1088/0957-4484/10/4/316 ...

Ibn-Elhaj, M.; Ouali, Lahoussine; Papastavrou, Georg; Möhwald, Helmuth
Surface morphology and phase behavior of flexible polymer in fluid liquid crystal monolayers
In: Langmuir Bd. 15 (1999) Heft 4. - S. 1528-1533
doi:10.1021/la981175d ...

Fakultät für Biologie, Chemie und Geowissenschaften
Lehrstuhl für Physikalische Chemie II


Prof. Dr. Georg Papastavrou

Fachgruppe Chemie

Universität Bayreuth
Universitätsstraße 30
95447 Bayreuth

Telefon: +49 (0)921 / 55-2750
E-Mail: georg.papastavrou@uni-bayreuth.de
Homepage: Lehrstuhl Physikalische Chemie II

Verantwortlich für die Redaktion: Univ.Prof.Dr. Hans-Werner Schmidt

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