Unruh, R., Böcker, J., &; Schafmeister, F. (2023). An Optimized Third-Harmonic Injection Reduces DC-Link Voltage Ripple in Cascaded H-Bridge Converters up to 50% for all Power Factors. 2023 25th European Conference on Power Electronics and Applications (EPE’23 ECCE Europe). 2023 25th European Conference on Power Electronics and Applications (EPE’23 ECCE Europe), Aalborg, Denmark.https://doi.org/10.23919/epe23ecceeurope58414.2023.10264313 
LibreCat: /record/48352
DOI: 10.23919/epe23ecceeurope58414.2023.10264313

Unruh, R., Schafmeister, F., &; Böcker, J. (2022). Zero-Sequence Voltage Reduces DC-Link Capacitor Demand in Cascaded H-Bridge Converters for Large-Scale Electrolyzers by 40%. 24th European Conference on Power Electronics and Applications (EPE’22 ECCE Europe). 24th European Conference on Power Electronics and Applications (EPE’22 ECCE Europe), Hanover, Germany.
LibreCat: /record/34176

Rehlaender, P., Unruh, R., Schafmeister, F., &; Böcker, J. (2021). Alternating Asymmetrical Phase-Shift Modulation for Full-Bridge Converters with Balanced Switching Losses to Reduce Thermal Imbalances. 2021 IEEE Applied Power Electronics Conference and Exposition (APEC). 2021 IEEE Applied Power Electronics Conference and Exposition (APEC), Phoenix, AZ, USA.https://doi.org/10.1109/apec42165.2021.9487104 
LibreCat: /record/29893
DOI: 10.1109/apec42165.2021.9487104

Unruh, R., Schafmeister, F., Fröhleke, N., &; Böcker, J. (2020). 1-MW Full-Bridge MMC for High-Current Low-Voltage (100V-400V) DC-Applications. PCIM Europe Digital Days 2020; International Exhibition and Conference for Power Electronics, Intelligent Motion, Renewable Energy and Energy Management. PCIM Europe digital days 2020, Germany.
LibreCat: /record/29940