Prof. Dr. Jürgen Rühe

Projects within livMatS

• Biological and bioinspired autonomous hygroscopic materials systems
• Generation of Materials with Adaptive Mechanical Properties – Stimulus-Induced Lignification and Softening
• A4S - Autonomous Actuators for Adaptive Architecture and Soft Robotics
• Making materials long-lasting: shedding of damaged layers in a locally controlled way
  This project is carried out within the the Cluster’s Agnes Pockels Doctoral Fellowship Program.
• AI²nterface – Advanced interfaces for modular livMats through AI assisted design and experimental realization of programmable materials interfaces
• Self-sealing by orchestrating chemical and mechanical mechanisms and processes as basis for self-healing in livMatS
• Embedded micro-fluidic networks in soft materials systems: A route to adaptive processes, self-regulation and self-repair
• Interfaces, charge-transfer and non-adiabatic processes and their exploitation in a frequency-tunable tribogenerator
• Autonomous light-actuated LCE actuators
• Synthesis of small molecules bearing two C,H-inserting moieties able to functionalize and crosslink polymers
• Abscission and self-repair in biological and artificial materials systems
• Training and self-healing by interface snapping mechanisms
• Novel Materials for maskless lithography and 3D printing
  This project is carried out within the Cluster’s Hermann Staudinger Doctoral Fellowship Program.
  
  

Doctoral Researchers (first supervisor)

• Mohamed Abdelrasoul
• Eleonore Stier
• Alexander Bleiziffer
• Asiye Dogan
• Maria Gastearena

Completed Doctoral Researchers (first supervisor)

• Dr. Carmen Eger
• Dr. Patrick Huber
• Dr. Dennis Rusitov
• Dr. Dan Song
• Dr. Paula Straub

Postdoctoral Researchers (first supervisor)

• Dr. Johan Liotier
  
  

Publications in livMatS

• Durable Anti-fogging Polymer Coatings Based on C,H Insertion Cross–linking (CHic) That Are User and Environmentally Friendly* early view
  Bleiziffer, A., Deussen, F., & Rühe, J. (2025). Durable Anti-fogging Polymer Coatings Based on C,H Insertion Cross–linking (CHic) That Are User and Environmentally Friendly. Advanced Materials Technologies, 2500276. doi: 10.1002/admt.202500276
• Universal Cross-Linking of Nonfunctional Polymers through C,H-Insertion Reactions*
  Loitier, J., Piock, T., Rühe, J.. (2025). Universal Cross-Linking of Nonfunctional Polymers through C,H-Insertion Reactions. Macromolecules, 1859–1866 https://doi.org/10.1021/acs.macromol.4c02184.
• Weather-responsive adaptive shading through biobased and bioinspired hygromorphic 4D-printing*
  Cheng, T., Tahouni, Y., Sahin, E. S., Ulrich, K., Lajewski, S., Bonten, C., Wood, D., Rühe, J., Speck, T., & Menges, A. (2024). Weather-responsive adaptive shading through biobased and bioinspired hygromorphic 4D-printing. Nature Communications, 15(1), 10366. doi: 10.1038/s41467-024-54808-8
• Advancing Glucose Sensing Through Auto‐Fluorescent Polymer Brushes: From Surface Design to Nano‐Arrays*
  Aktas Eken, G., Huang, Y., Prucker, O., Rühe, J., & Ober, C. (2024): Advancing Glucose Sensing Through Auto‐Fluorescent Polymer Brushes: From Surface Design to Nano‐Arrays. Small, 2309040, doi: 10.1002/smll.202309040.
• Two-Photon Direct Laser Writing of 3D Scaffolds through C, H-Insertion Crosslinking in a One-Component Material System*
  Song, D., Husari, A., Kotz‐Helmer, F., Tomakidi, P., Rapp, B. E., & Rühe, J. (2023). Two‐Photon Direct Laser Writing of 3D Scaffolds through C, H‐Insertion Crosslinking in a One‐Component Material System. Small, 2306682. doi: 10.1002/smll.202306682
• Investigation of programmable friction with ionic liquid mixtures at the nano-and macroscales
  Gatti, F. J., Cai, W., Herzog, R., Gharavian, A., Kailer, A., Baltes, N., Rabenecker, P., Mörchel, P., Balzer, B. N., Amann, T. & Rühe, J. (2023). Investigation of programmable friction with ionic liquid mixtures at the nano-and macroscales. Lubricants, 11(9), 376. doi: 10.3390/lubricants11090376.
• Fast UV‐and Visible Light Induced Polymer Network Formation Using Carbene Mediated C-H‐insertion Based Crosslinking (CHic) Via Nitrophenyl Diazo Esters*
  Rusitov, D., Deussen, F., & Rühe, J. (2023). Fast UV‐and Visible Light Induced Polymer Network Formation Using Carbene Mediated C-H‐insertion Based Crosslinking (CHic) Via Nitrophenyl Diazo Esters. Advanced Materials Interfaces, 2300316. doi: 10.1002/admi.202300316
• Maskless Writing of Surface-Attached Micro-Magnets by Two-Photon Crosslinking*
  Geid, N., Leutner, J. U., Prucker, O., & Rühe, J. (2023, March). Maskless Writing of Surface-Attached Micro-Magnets by Two-Photon Crosslinking. In Actuators (Vol. 12, No. 3, p. 124). MDPI. doi: 10.3390/act12030124
• Tribological performance of electrically conductive and self-lubricating polypropylene–ionic-liquid composites*
  Gatti, S. F., Gatti, F., Amann, T., Kailer, A., Moser, K., Weiss, P., Seidel, C., & Rühe, J. (2023). Tribological performance of electrically conductive and self-lubricating polypropylene–ionic-liquid composites. RSC advances, 13(12), 8000-8014. doi: 10.1039/D3RA00712J
• Cluster of Excellence Living, Adaptive and Energy-Autonomous Materials Systems (livMatS)*
  Speck, T., Schulz, M.E., Fischer, A., Rühe, J. (2023). Cluster of Excellence Living, Adaptive and Energy-Autonomous Materials Systems (livMatS). In: Dröder, K., Vietor, T. (eds) Future Automotive Production Conference 2022. Zukunftstechnologien für den multifunktionalen Leichtbau. Springer Vieweg, Wiesbaden. doi: 10.1007/978-3-658-39928-3_18
• Lubrication Mechanism of Surface-Attached Hydrogel Layers in Sliding Contact*
  Bahrami, M., Houérou, V. L., & Rühe, J. (2022). Lubrication Mechanism of Surface‐Attached Hydrogel Layers in Sliding Contact. Advanced Materials Interfaces, 2201581. doi: 10.1002/admi.202201581
• Substrate-Independent Maskless Writing of Functionalized Microstructures Using CHic Chemistry and Digital Light Processing*
  Song, D., Kotz-Helmer, F., Rapp, B., & Rühe, J. (2022). Substrate-Independent Maskless Writing of Functionalized Microstructures Using CHic Chemistry and Digital Light Processing. ACS Applied Materials & Interfaces. doi: 10.1021/acsami.2c12000
• High Hysteresis Suspended Wetting State: A Wetting Regime for Controlled Trapping of Drops on Micro-Trench Covered Surfaces*
  Rajak, A., & Rühe, J. (2022). High Hysteresis Suspended Wetting State: A Wetting Regime for Controlled Trapping of Drops on Micro‐Trench Covered Surfaces. Advanced Materials Interfaces, 2201018. doi: 10.1002/admi.202201018
• Thermal Structuring of Surface-Attached Polymer Networks by C,H Insertion Reactions*
  Bleiziffer, A., Kost, J., & Rühe, J. (2022). Thermal Structuring of Surface‐Attached Polymer Networks by C, H Insertion Reactions. Macromolecular Materials and Engineering, 2200345. doi: 10.1002/mame.202200345
• Kinetics of Photocrosslinking and Surface Attachment of Thick Polymer Films*
  Kanokwijitsilp, T., Körner, M., Prucker, O., Anton, A., Lübke, J., & Rühe, J. (2021). Kinetics of Photocrosslinking and Surface Attachment of Thick Polymer Films. Macromolecules, 54(13), 6238-6246. doi: 10.1021/acs.macromol.1c00121
• Hairy surfaces by cold drawing leading to dense lawns of high aspect ratio hairs*
  Müllers, S., Florea-Hüring, M., von Vacano, B., Bruchmann, B., & Rühe, J. (2022). Hairy surfaces by cold drawing leading to dense lawns of high aspect ratio hairs. Scientific Reports, 12(1), 1-11. doi: 10.1038/s41598-022-13419-3
• The Structural and Mechanical Basis for Passive-Hydraulic Pine Cone Actuation*
  Eger, C. J., Horstmann, M., Poppinga, S., Sachse, R., Thierer, R., Nestle, N., Bruchmann, B., Speck, T., Bischoff, M., & Rühe, J. (2022). The Structural and Mechanical Basis for Passive‐Hydraulic Pine Cone Actuation. Advanced Science, 2200458. doi: 10.1002/advs.202200458
• Protein Repellent, Surface-Attached Hydrogels Through Spray Coating*
  Bentley, N., Scherag, F. D., Brandstetter, T., & Rühe, J. (2022). Protein Repellent, Surface‐Attached Hydrogels Through Spray Coating. Advanced Materials Interfaces. doi: 10.1002/admi.202102359
• Thermally Induced Cross-Linking of Polymers via C,H Insertion Cross-Linking (CHic) under Mild Conditions*
  Kost, J., Bleiziffer, A., Rusitov, D., & Rühe, J. (2021). Thermally Induced Cross-Linking of Polymers via C, H Insertion Cross-Linking (CHic) under Mild Conditions. Journal of the American Chemical Society. doi: 10.1021/jacs.1c02133
• Accessibility of fiber surface sites for polymeric additives determines dry and wet tensile strength of paper sheets*
  Schäfer, J. L., Schölch, S., Prucker, O., Brandstetter, T., Rühe, J., Stockert, A. R. V., Meckel, T. & Biesalski, M. (2021). Accessibility of fiber surface sites for polymeric additives determines dry and wet tensile strength of paper sheets. Cellulose, 1-17. doi: 10.1007/s10570-021-03817-7
• Diazo-Based Copolymers for the Wet Strength Improvement of Paper Based on Thermally Induced CH-Insertion Cross-Linking*
  Schölch, S., Schäfer, J. L., Meckel, T., Brandstetter, T., Biesalski, M., & Rühe, J. (2021). Diazo-based copolymers for the wet strength improvement of paper based on thermally induced CH-insertion cross-linking. Biomacromolecules, 22(7), 2864-2873. doi: 10.1021/acs.biomac.1c00249.
• Towards programmable friction: control of lubrication with ionic liquid mixtures by automated electrical regulation*
  Gatti, F., Amann, T., Kailer, A., Baltes, N., Rühe, J., & Gumbsch, P. (2020). Towards programmable friction: control of lubrication with ionic liquid mixtures by automated electrical regulation. Scientific reports, 10(1), 1-10. doi: 10.1038/s41598-020-74709-2
• Adaptive biomimetic actuator systems reacting to various stimuli by and combining two biological snap-trap mechanics*
  Tauber, F., Scherag, F. D., Poppinga, S., Westermeier, A., Mylo, M. D., Kampowski, T., Bold, G., Rühe, J., & Speck, T. (2019, July). Adaptive Biomimetic Actuator Systems Reacting to Various Stimuli by and Combining Two Biological Snap-Trap Mechanics. In Conference on Biomimetic and Biohybrid Systems (pp. 114-121). Springer, Cham. doi: 10.1007/978-3-030-24741-6_10
• Macroscopic Friction Studies of Alkylglucopyranosides as Additives for Water-Based Lubricants*
  Chen, W., Amann, T., Kailer, A., & Rühe, J. (2020). Macroscopic friction studies of alkylglucopyranosides as additives for water-based lubricants. Lubricants, 8(1), 11. doi: 10.3390/lubricants8010011
• Photo-Crosslinking of Thioxanthone Group Containing Copolymersfor Surface Modification and Bioanalytics*
  Zunker, S., & Rühe, J. (2020). Photo-crosslinking of thioxanthone group containing copolymers for surface modification and bioanalytics. Macromolecules, 53(5), 1752-1759. doi: 10.1021/acs.macromol.9b01503
  
  
  * Funded by the Deutsche Forschungsgemeinschaft (DFG, German Research Foundation) under Germany's Excellence Strategy – EXC-2193/1 – 390951807