Team > Nicolas Helfricht

2024

Sittl, Sebastian; Helfricht, Nicolas; Papastavrou, Georg
Contactless calibration of microchanneled AFM cantilevers for fluidic force microscopy
in VIEW : Illuminating Wellness volume 5 (2024) issue 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 volume 697 (2024)
doi:10.1016/j.colsurfa.2024.134319 ...

2023

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 volume 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 volume 39 (2023) issue 48. - page 17190-17200
doi:10.1021/acs.langmuir.3c02270 ...

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 volume 23 (2023) issue 11
doi:10.3390/s23115228 ...

2021

Grün, Viktoria; Helfricht, Nicolas; Rosenfeldt, Sabine; Schenk, Anna
Interface-mediated formation of basic cobalt carbonate / polyethyleneimine composite microscrol ...
in Chemical Communications volume 57 (2021) issue 59. - page 7244-7247
doi:10.1039/D1CC01136G ...

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 volume 37 (2021) issue 46. - page 13537-13547
doi:10.1021/acs.langmuir.1c01557 ...

2020

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 volume 298 (2020) . - page 907-920
doi:10.1007/s00396-020-04673-w ...

2019

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 volume 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 volume 15 (2019) issue 43
doi:10.1002/smll.201902976 ...

2018

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 volume 39 (2018) issue 8
doi:10.1002/marc.201700838 ...

2017

Helfricht, Nicolas
Novel Approaches For Direct Force Measurements : From Single Molecules to Giant Hydrogel Beads
Bayreuth, 2017. - VIII, 340 page
http://nbn-resolving.org/urn:nbn:de:bvb:703-epub-3 ...
(dissertation, 2017, )

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 volume 9 (2017) issue 27. - page 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 volume 13 (2017) issue 3. - page 578-589
doi:10.1039/C6SM02326F ...

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 volume 13 (2017) issue 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 volume 120 (2016) issue 32. - page 18015-18027
doi:10.1021/acs.jpcc.6b03957 ...

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 volume 102 (2016) . - page 363-371
doi:10.1016/j.polymer.2016.03.068 ...

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 volume 136 (2014) issue 36. - page 12667-12674
doi:10.1021/ja505413e ...

2013

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 volume 1 (2013) issue 11. - page 1166-1171
doi:10.1039/c3bm60109a ...