Prof. Dr. Bastian E. Rapp

Projects within livMatS

• AI²nterface – Advanced interfaces for modular livMats through AI assisted design and experimental realization of programmable materials interfaces
• From Phase Separation to Living Materials
• Gallisense - Giving materials the passive ability to sense
• Volumetrically-programmable four-dimensional actuators – V4DA
• Chemistry of triboelectric materials (TriboGen-Chem)
• Thermoelectric Energy Harvesting with Responsive Metamaterial Surfaces - ThermoMetaS
• Self-sealing by orchestrating chemical and mechanical mechanisms and processes as basis for self-healing in livMatS
• Hierarchically Programmable Materials with Propagating Stimulus Responsive Elements and Metamaterial Ultrastructuring
  
  

Doctoral Researchers (first supervisor)

• Franziska Dreher
• Santiago Franco
• Ali Usama

Completed Doctoral Researchers (first supervisor)

• Dr. Qingchuan Song
  
  

Publications in livMatS

• Antifouling PEG Coatings by Thiol-Acrylate Conjugate Addition Reactions for Generation of Protein Patterns via Photobleaching-Induced Protein Binding (PiPB) BioBitmaps Using Maskless Projection Lithography*
  Usama, A., Schäfer, E., Zhu, P., Song, Q., Weissbach, A., Helmer, D., Wollschläger, J., You, C., Steinhart, M., Rapp, B. E. (2025). Antifouling PEG Coatings by Thiol-Acrylate Conjugate Addition Reactions for Generation of Protein Patterns via Photobleaching-Induced Protein Binding (PiPB) BioBitmaps Using Maskless Projection Lithography. Advanced Materials Interfaces. doi: https://doi.org/10.1002/admi.202500198
• A Paraffin-Based Photoresin: 3D Printing of Paraffin for Encapsulation-Free Shape-Stabilized Paraffin-Based Phase Change Materials*
  Subhash, S., Song, Q., Kamm, P., Franco, S., Chen, Y., Helmer, D., Pelz, U., Kotz-Helmer, F., Woias, P., Rapp, B. E. (2025). A Paraffin-Based Photoresin: 3D Printing of Paraffin for Encapsulation-Free Shape-Stabilized Paraffin-Based Phase Change Materials. Advanced Materials Technologies. doi: https://doi.org/10.1002/admt.202500617
• 3D printed elastic fluoropolymer with high stretchability and enhanced chemical resistance for microfluidic applications*
  Song, Q., Hamza, A., Li, C., Sedeky, A., Chen, Y., Zhu, M., Goralczyk, A., Mayoussi, F., Hou, P., Piesold, C., Helmer, D., Rapp, B. E., Kotz-Helmer, F. (2024). 3D printed elastic fluoropolymer with high stretchability and enhanced chemical resistance for microfluidic applications. Additive Manufacturing, Volume 81, 103991. https://doi.org/10.1016/j.addma.2024.103991
• 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
• 4D Printed Shape-Memory Elastomer for Thermally Programmable Soft Actuators
  Song, Q., Chen, Y., Slesarenko, V., Zhu, P., Hamza, A., Hou, P., Helmer, D., Kotz-Helmer, F. & Rapp, B. E. (2023). 4D Printed Shape-Memory Elastomer for Thermally Programmable Soft Actuators. ACS Applied Materials & Interfaces, 15 (34), 40923-40932. doi: 10.1021/acsami.3c07436
• Fabrication of Multi-Material Pneumatic Actuators and Microactuators Using Stereolithography*
  Song, Q., Chen, Y., Hou, P., Zhu, P., Helmer, D., Kotz-Helmer, F., & Rapp, B. E. (2023). Fabrication of Multi-Material Pneumatic Actuators and Microactuators Using Stereolithography. Micromachines, 14(2), 244. doi: 10.3390/mi14020244
• 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
• Study of repellence on polymeric surfaces with two individually adjustable pore hierarchies*
  Goralczyk, A., Zhu, M., Mayoussi, F., Lallemang, M., Tschaikowsky, M., Warmbold, A., Caliaro, S., Tauber, F., Balzer, B. N., Kotz-Helmer, F., Helmer, D., & Rapp, B. E. (2022). Study of repellence on polymeric surfaces with two individually adjustable pore hierarchies. Chemical Engineering Journal, 437, 135287. doi: 10.1016/j.cej.2022.135287
• Fused Deposition Modeling of Microfluidic Chips in Transparent Polystyrene*
  Mader, M., Rein, C., Konrat, E., Meermeyer, S. L., Lee-Thedieck, C., Kotz-Helmer, F., & Rapp, B. E. (2021). Fused Deposition Modeling of Microfluidic Chips in Transparent Polystyrene. Micromachines, 12(11), 1348. doi: 10.3390/mi12111348
• Melt-Extrusion-Based Additive Manufacturing of Transparent Fused Silica Glass*
  Mader, M., Hambitzer, L., Schlautmann, P., Jenne, S., Greiner, C., Hirth, F., Helmer, D., Kotz-Helmer, F., & Rapp, B. E. (2021). Melt‐Extrusion‐Based Additive Manufacturing of Transparent Fused Silica Glass. Advanced Science, 2103180. doi: 10.1002/advs.202103180
• High-throughput injection molding of transparent fused silica glass*
  Mader, M., Schlatter, O., Heck, B., Warmbold, A., Dorn, A., Zappe, H., Risch, P., Helmer, D., Kotz, F., Rapp, B. E. (2021). High-throughput injection molding of transparent fused silica glass. Science, 372(6538), 182-186. doi: 10.1126/science.abf1537
• Two‐Photon Polymerization of Nanocomposites for the Fabrication of Transparent Fused Silica Glass Microstructures*
  Kotz, F., Quick, A. S., Risch, P., Martin, T., Hoose, T., Thiel, M., Helmer, D., Rapp, B. E. (2021). Two‐Photon Polymerization of Nanocomposites for the Fabrication of Transparent Fused Silica Glass Microstructures. Advanced Materials. doi: 10.1002/adma.202006341
• Emerging Technologies and Materials for High-Resolution 3D Printing of Microfluidic Chips*
  Kotz, F., Helmer, D., Rapp, B.E. (2020) Emerging Technologies and Materials for High-Resolution 3D Printing of Microfluidic Chips. In: Advances in Biochemical Engineering/Biotechnology. Springer, Berlin, Heidelberg. doi: 10.1007/10_2020_141
  
  
  * Funded by the Deutsche Forschungsgemeinschaft (DFG, German Research Foundation) under Germany's Excellence Strategy – EXC-2193/1 – 390951807