Dr. Uli Würfel

Projekte in livMatS

• Electrochemical and Photoelectrochemical Actuators (PhotoECact)
• Solstore II - Development of photosupercapacitors and photobatteries with high power and energy densities and long-term stability
• (Photo)electrochemical production of H2O2 for H2O2-fueled adaptive processes i.e. H2O2-fueled chemistry and demonstratory (H2O2-Synthesis)
• Inorganic and Organic SolStore
• Entwicklung, Charakterisierung und Integration von flexiblen Solarmodulen als Energieversorgungseinheiten in einem livMatS-Demonstrator
  
  

Abgeschlossene Promotion

• Dr. Rodrigo Delgado
• Dr. Ershuai Jiang

Postdoktorand*Innen

• Dr. Rodrigo Delgado
  
  

Publikationen in livMatS

• Implied Voltage and Current Characterization in Organic Solar Cells using Transient Photoluminescence*
  Faisst, J., List, M., Baretzky, C., Bett, A.W., & Würfel, U. (2025): Implied Voltage and Current Characterization in Organic Solar Cells using Transient Photoluminescence. Advanced Energy Materials, early view. doi: 10.1002/aenm.202501348
• Organic photovoltaic mini-module providing more than 5000 V for energy autonomy of dielectric elastomer actuators*
  Jiang, E., Jamali, A., List, M., Mishra, D., Sheikholeslami, S., Goldschmidtboeing, F., Woias, P., Baretzky, C., Fischer, O., Zimmermann, B., Glunz, S., Würfel, U. (2025): Organic photovoltaic mini-module providing more than 5000 V for energy autonomy of dielectric elastomer actuators. Nat Commun 16, 2048. https://doi.org/10.1038/s41467-025-57226-6
• Side Connection for High-Efficiency Organic Photovoltaic Modules for Indoor Applications: Shunt Reduction and Performance Improvement*
  Jiang, E., Baretzky, C., Müller, D., Fischer, O., Zimmermann, B., Würfel, U. (2024): Side Connection for High-Efficiency Organic Photovoltaic Modules for Indoor Applications: Shunt Reduction and Performance Improvement. RRL Solar Volume 8, Issue 12, 2400303. https://doi.org/10.1002/solr.202400303
• Energy Harvesting and Storage with a High Voltage Organic Inorganic Photo-Battery for Internet of Things Applications
  Büttner, J., Delgado Andrés, R., Wessling, R., Wang, Y., Esser, B., Würfel, U. & Fischer, A. (2024). Energy Harvesting and Storage with a High Voltage Organic Inorganic Photo-Battery for Internet of Things Applications. Energy Technology. doi: 10.1002/ente.202301421
• Over 1000 V DC Voltage from Organic Solar Mini-Modules*
  Jiang, E., List, M., Jamali, A., Würfel, U. (2024): Over 1000 V DC Voltage from Organic Solar Mini-Modules (2024). ACS Energy Letters 2024, 9, 908-910. doi: 10.1021/acsenergylett.3c02770
• Organic photo-battery with high operating voltage using a multi-junction organic solar cell and an organic redox-polymer-based battery
  Andrés, R. D., Wessling, R., Büttner, J., Pap, L., Fischer, A., Esser, B., & Würfel, U. (2023). Organic photo-battery with high operating voltage using a multi-junction organic solar cell and an organic redox-polymer-based battery. Energy & Environmental Science. doi: 10.1039/d3ee01822a
• A mini organic solar module with an open-circuit voltage higher than 1100 V under indoor light*
  Jiang, E., Jamali A., List, M., & Würfel, U. (2023). A mini organic solar module with an open-circuit voltage higher than 1100 V under indoor light. Materials for Sustainable Development Conference (MATSUS). doi: 10.29363/nanoge.matsus.2023.218
• Phenothiazine-Based Donor-Acceptor Polymers as Multifunctional Materials for Charge Storage and Solar Energy Conversion*
  Wessling, R., Delgado Andres, R., Morhenn, I., Acker, P., Maftuhin, W., Walter, M., Würfel, U., Esser, B. (2022). Phenothiazine-Based Donor-Acceptor Polymers as Multifunctional Materials for Charge Storage and Solar Energy Conversion. Macro-Molecular Rapid Communications. doi: 10.1002/marc.202200699
• A New Figure of Merit for Solar Charging Systems: Case Study for Monolithically Integrated Photosupercapacitors Composed of a Large-Area Organic Solar Cell and a Carbon Double-Layer Capacitor*
  Delgado Andrés, R., Berestok, T., Shchyrba, K., Fischer, A., & Würfel, U. (2022). A New Figure of Merit for Solar Charging Systems: Case Study for Monolithically Integrated Photosupercapacitors composed of a Large Area Organic Solar Cell and a Carbon Double‐Layer Capacitor. Solar RRL. doi: 10.1002/solr.202200614
  
  
  * Funded by the Deutsche Forschungsgemeinschaft (DFG, German Research Foundation) under Germany's Excellence Strategy – EXC-2193/1 – 390951807