@incollection{Richter, author = {Richter, Stefanie}, title = {(Er)Leben {\"a}lterer Menschen in Alten-, Pflegeheimen und Wohnstiften : Zukunftsunsicherheit, {\"U}berg{\"a}nge und Lebensalltag}, series = {{\"A}ltere Menschen in prek{\"a}ren Lebenslagen : Theorien, Handlungsfelder und Fragestellungen f{\"u}r die Soziale Arbeit}, booktitle = {{\"A}ltere Menschen in prek{\"a}ren Lebenslagen : Theorien, Handlungsfelder und Fragestellungen f{\"u}r die Soziale Arbeit}, editor = {Middendorf, Tim and Parchow, Alexander}, publisher = {Beltz Juventa}, address = {Weinheim}, isbn = {978-3-7799-9123-6}, doi = {10.3262/978-3-7799-9123-6}, pages = {467 -- 481}, language = {de} } @misc{Weber, author = {Weber, Karsten}, title = {K{\"u}nstliche Intelligenz in der Verwaltung: Chancen und Risiken}, language = {de} } @article{EsperSchultheissGradetal., author = {Esper, Lukas and Schultheiss, Ulrich and Grad, Marius and Noster, Ulf and Bund, Andreas}, title = {Application of the Hull Cell for Identifying Electropolishing Parameters to Adjust Surface Morphology in Additive Manufacturing}, series = {ECS Advances}, volume = {4}, journal = {ECS Advances}, number = {4}, publisher = {The Electrochemical Society}, issn = {2754-2734}, doi = {10.1149/2754-2734/ae184f}, url = {http://nbn-resolving.de/urn:nbn:de:bvb:898-opus4-86295}, pages = {9}, abstract = {Additively processed materials are increasingly used to manufacture customized parts, e.g. medical implants. Implant surfaces often require a smooth finish, which can be achieved by post-processing and well-defined process parameters. In this study, the effects of electropolishing of metal parts produced by laser powder bed fusion are investigated using Hull cell experiments and a three-electrode setup. Current density voltage curves were measured with the three-electrode setup to identify the regimes for electropolishing. Subsequently different constant-currents were applied and Hull cell experiments were conducted. The surface roughness (Sz, Sa) and the mass removal were analysed. Surface morphologies were assessed using laser scanning and scanning electron microscopy. A reduction of the initial surface roughness of more than 90\% to Sa \< 0.3 μm has been achieved. Considering the passed electrical charge during electropolishing, results from Hull cell experiments are systematically correlated with current-controlled electropolishing. This approach enables the precise tailoring of polishing parameters to achieve surfaces with defined roughness. Furthermore, the study demonstrates the suitability of Hull cells in determining electropolishing parameters for additive materials and highlights their contribution to post-processing in additive manufacturing.}, language = {en} } @inproceedings{RaspSahinbasReisingeretal., author = {Rasp, Franziska and Sahinbas, Burak and Reisinger, Thomas and Leitgeb, Erich and Hipp, Susanne}, title = {Polarization-based peak distortion mitigation for 5G sidelink positioning}, series = {2025 International Conference on Software, Telecommunications and Computer Networks (SoftCOM), 18-20 September 2025, Split, Coratia}, booktitle = {2025 International Conference on Software, Telecommunications and Computer Networks (SoftCOM), 18-20 September 2025, Split, Coratia}, publisher = {IEEE}, address = {Split}, isbn = {978-953-290-143-6}, issn = {1847-358X}, pages = {6}, abstract = {For cooperative driving both environmental perception and communication with other vehicles and the infrastructure are essential to avoid safety critical situations. The 5G Sidelink, as part of the Cellular Vehicle to Everything framework, enables both communication and, since 3GPP Release 18, positioning for distance estimation between vehicles. Due to the expected bandwidth limitations of 5G Sidelink in the Intelligent Transportation System band, combined with signal distortion caused by multi-path superposition, achieving submeter positioning accuracy is a significant challenge. Polarization diversity is investigated as a potential approach to mitigate errors resulting from signal distortion and subsequent peak shifts due to multi-path superposition. This work investigates the potential for reduced peak shift errors through the use of dual-polarized receive antennas. The received signals are processed using a polarization scan algorithm and compared to the accuracy achieved with single-antenna systems. The analysis is conducted using the Quasi Deterministic Radio Channel Generator framework with statistical Vehicle-to-Everything channel models. Simulation results show that polarization scan-based postprocessing reduces peak shifts and improves robustness in scenarios with polarization-mismatched antenna configurations.}, language = {en} } @article{GreinerLauerSchedeletal., author = {Greiner, Nina and Lauer, Norina and Schedel, Valentin and Pfingsten, Andrea}, title = {Group rehabilitation for adults with acquired neurological disorders: A systematic review of mono- and interdisciplinary interventions in physical and speech-language therapy}, series = {PM\&R}, journal = {PM\&R}, publisher = {Wiley}, doi = {10.1002/pmrj.70006}, pages = {17}, abstract = {Background: Group treatments and interdisciplinary collaboration are recommended in evidence-based guidelines for neurorehabilitation, including physical and speech-language therapy. Evidence suggests that activating overlapping neural networks for upper extremity motor control and speechlanguage processing produces synergistic effects during therapy. This systematic review aims to overview and appraise the efficacy of group treatments in traditional rehabilitation and telerehabilitation. In addition to summarizing evidence on monodisciplinary approaches in physical and speech-language therapy, it seeks data on integrative approaches involving one or both disciplines to inform further interdisciplinary collaboration. Methods: The review was registered with PROSPERO (CRD42021288012) and followed the Preferred Reporting Items for Systematic Reviews and Meta-Analyses (PRISMA) guidelines. Systematic searches were conducted in PubMed, CINAHL, and the Cochrane Library. Two reviewers independently screened studies, extracted data, and assessed quality using AMSTAR 2, the Physiotherapy Evidence Database (PEDro) scale, or the Joanna Briggs Institute (JBI) Checklist, as appropriate. The evidence was summarized in a systematic narrative synthesis and its certainty rated based on the Grading of Recommendations Assessment, Development, and Evaluation (GRADE) approach. Results: A total of 29 studies were included: 16 on speech-language therapy (861 participants) and 13 on physical therapy (1757 participants). No studies addressed interdisciplinary group interventions, and only two evaluated group telerehabilitation. Outcome domains and measures varied across studies and the certainty of evidence was predominantly low. However, moderate-certainty evidence supports that group speech-language therapy improves quality of life, communication, and language in stroke survivors, especially when interventions emphasize verbal production in communicative settings with multimodal materials and cueing. In physical therapy, circuit class training may be more effective than other group approaches for enhancing quality of life and mobility. Conclusion: Group treatments in neurorehabilitation show some benefits, but further research is needed - especially regarding interdisciplinary approaches and telerehabilitation.}, subject = {Gruppentherapie}, language = {en} } @misc{PfingstenBredehorstMuellerWinkleretal., author = {Pfingsten, Andrea and Bredehorst, Maren and M{\"u}ller-Winkler, Birgit and Vogel, Barbara}, title = {Physiotherapy as an Allied Health Profession - joint advocacy for the therapy sciences : development of an interdisciplinary position statement to highlight the research needs of the profession in Germany}, doi = {10.82161/8c3r-sq40}, pages = {1}, abstract = {Develop an interdisciplinary position statement to establish common ground amongst the research community of AHPs in Germany to aid the academic discourse on research needs.}, subject = {Physiotherapie}, language = {en} } @techreport{PfingstenBredehorstLeinweberetal., type = {Working Paper}, author = {Pfingsten, Andrea and Bredehorst, Maren and Leinweber, Juliane and Richter, Robert and Vogel, Barbara}, title = {HVG-Positionspapier f{\"u}r die Therapiewissenschaften : Fachkommission Forschung im Hochschulverbunde Gesundheitsfachberufe (HVG)}, edition = {Version 1 (Stand 08.04.2024)}, organization = {Fachkommission Forschung im Hochschulverbund Gesundheitsfachberufe (HVG) e.V.}, doi = {10.5281/zenodo.14495900}, pages = {6}, abstract = {Zeitgem{\"a}ße Therapie ist effektiv, effizient, patient*innen- und teilhabeorientiert. Ergotherapie, Logop{\"a}die/Sprachtherapie und Physiotherapie (im Folgenden kurz: ELP) sind gesellschaftlich relevant und essenzieller Bestandteil einer nachhaltigen Gesundheitsversorgung. Therapiewissenschaften evaluieren, verbessern und erweitern M{\"o}glichkeiten der Pr{\"a}vention und Behandlung von Krankheiten sowie der Beratung und Begleitung von Menschen in gesundheitlicher Hinsicht. Wer, wenn nicht die Therapeut*innen, stellt Forschungsfragen und verfolgt Forschungsinteressen, durch die forschungsbasiertes Wissen zu Therapie entsteht? Dieses Positionspapier der Fachkommission Forschung im HVG wurde entwickelt als Referenz zur Forschungslandschaft der ELP. Es ist als Argumentationshilfe gedacht, um die Voraussetzungen f{\"u}r die Therapiewissenschaften zu verbessern.}, subject = {Allied Health}, language = {de} } @misc{PfingstenSchedelDendorferetal., author = {Pfingsten, Andrea and Schedel, Valentin and Dendorfer, Sebastian and Gschoßmann, Lukas}, title = {Biomechanical characteristics of knee rehabilitation exercises: a new approach for data-based exercise selection}, doi = {10.82161/v9a4-yt39}, pages = {8 min}, abstract = {Purpose: The principal objective of our research is to characterize key exercises that represent significant milestones in the rehabilitation process, employing biomechanical parameters to facilitate the distinction between stages of progression. Methods: We conducted an observational cross-sectional study on healthy volunteers (30 years), approved by an ethics committee. Subjects with a history of lower extremity disease were excluded. Movement data was collected, including the following hierarchy of exercise progressions: sit-to-stand-supported (STSS) - sit-to-stand (STS) - squat, stair climbing supported (SCS) - stair climbing (SC) - step-up, single-leg-stance-supported (SLSS) - single-leg-stance (SLS) - single-leg-stance-advanced (SLSA). Motion data was captured using a marker-less system (CapturyLive, v255, TheCaptury, Germany) and used for musculoskeletal simulations in the AnyBody Modeling System (v7.4.4, AnyBodyTechnology, Denmark) with a full-body model. ANOVA or Welch-Test with Bonferroni Post-Hoc was used to describe the anterior-posterior joint reaction force (JRF) normalized for body weight (BW) for each exercise. Positive values indicate an anterior JRF, and negative values a posterior JRF. Results: We recruited 31 subjects (female: 23/74.2\%) with a mean age of 22.81 years (SD:2.18). The analysis showed a significant difference in minimum JRF for STSS, STS, and squat (Welch-Test: F(2,56.421)=71.216, p0.001). Post-hoc analysis revealed that posterior JRF for STSS (mean:-2.63BW, SD:0.53) was lower than for STS (mean:-3.74BW, SD:0.42, p0.001), and STS was lower than squat (mean:-4.02BW, SD:0.35, p=0.043). No significant differences were observed in maximum JRF in the posterior direction (ANOVA: F(2,87)=1.151, p=0.324). For single-leg-stance exercises, the minimum JRF was similar for SLSS (mean:-0.34BW, SD:0.22) and SLS (mean:-0.55BW, SD:0.25, p=0.056), but higher in the posterior direction for SLSA (mean:-0.98BW, SD:0.49, p0.001; Welch-Test: F(2,54.379)=22.536, p0.001). Maximum JRF differences were also significant (ANOVA: F(2,87)=11.546, p0.001), with SLSS (mean:0.01BW, SD:0.22) showing a significant higher anterior JRF compared to SLS (mean:-0.16BW, SD:0.19, p=0.020). In the progression from SCS, SC to step-up, there was a significant difference in minimum JRF (ANOVA: F(2,87)=5.33, p=0.007), but not in maximum JRF (ANOVA: F(2,87)=0.624, p=0.538). SCS (mean:-3.42BW, SD:0.38) and SC (mean:-3.48BW, SD:0.54) showed no difference (p=1.000), but SC was significantly higher than step-up (mean:-3.58BW, SD:0.62, p=0.036). Conclusion(s): The exercises show differences in the JRF according to stages of progression, which can be taken into account when selecting exercises. Future research should address the group of patients who have undergone knee arthroplasty. Implications: In the future, it may be feasible to quantify patients' resilience based on sensor data and associate this with the optimal progression of an exercise sequence throughout the rehabilitation process.}, subject = {Physiotherapie}, language = {en} } @misc{RiedNeidhart, author = {Ried, Michael and Neidhart, Thomas}, title = {Was lange w{\"a}hrt ist auch gut: Langzeitverhalten von ZFSV}, volume = {2025}, address = {Regensburg}, doi = {10.35096/othr/pub-8553}, url = {http://nbn-resolving.de/urn:nbn:de:bvb:898-opus4-85536}, pages = {28}, abstract = {Vollst{\"a}ndige Prozessbegleitung alternativer bindemittelversetzter Bettungsmaterialien im Fernw{\"a}rmeleitungsbau {\"u}ber Eignungspr{\"u}fung, Qualit{\"a}tskontrolle, Statik}, language = {de} } @misc{Ried, author = {Ried, Michael}, title = {ZFSV Festigkeitsindikatoren in situ und Probenentnahme}, volume = {2022}, address = {Regensburg}, doi = {10.35096/othr/pub-8549}, url = {http://nbn-resolving.de/urn:nbn:de:bvb:898-opus4-85496}, pages = {28}, abstract = {Probennahme ungest{\"o}rter ZFSV-Bettungsproben sowie in situ Festigkeitsindikator f{\"u}r zementversetzte niederfeste Baustoffe {\"u}ber den dynamischen CBR-Versuch}, language = {de} } @misc{Ried, author = {Ried, Michael}, title = {ZFSV Festigkeitsindikatoren in situ und Probenahme}, volume = {2023}, address = {Regensburg}, doi = {10.35096/othr/pub-8552}, url = {http://nbn-resolving.de/urn:nbn:de:bvb:898-opus4-85521}, pages = {32}, abstract = {Festigkeit zeitweise fließf{\"a}higer Verf{\"u}llbaustoffe}, language = {de} } @misc{RiedNeidhart, author = {Ried, Michael and Neidhart, Thomas}, title = {Electrical-and geotechnical engineering in soil physical symbiosis to influence the water conditions of cohesive soils}, volume = {2025}, address = {Regensburg}, doi = {10.35096/othr/pub-8546}, url = {http://nbn-resolving.de/urn:nbn:de:bvb:898-opus4-85461}, pages = {24}, abstract = {In contrast to non-cohesive soils, the soil physical and, in particular, the soil mechanical properties of cohesive soils are directly dependent on the in-situ water content. The water content determines the consistency of the soil, the shear strength, and thus also the skin friction of geotechnical deep foundations. Furthermore, the settlement behavior of structures founded on cohesive soils is significantly influenced by the pore water. Given these water content-dependent properties, it is frequently of interest to influence the water content in cohesive soil. Due to the small capillary diameters and the surface charge of the silicate layers in cohesive soils, it is possible to effectively influence the pore water of the soil using electric fields. As early as the mid-20th century, attempts were made to initiate consolidation processes using electric currents (Casagrande, 1949). Building on this, Christian Veder, the namesake of this colloquium, and his colleague Hilbert presented various approaches in the 1970s regarding the electrokinetic processes involved in landslides and their utilization for stabilization. Due to electroosmosis in the capillaries of cohesive soils or soils with a cohesive component, the direct current electric field leads to water migration from the anode to the cathode. The water content at the anode therefore decreases, while it increases at the cathode. In this way, the water content-dependent consistency and shear strength of the soil can be specifically altered (Veder \& Hilbert, 1979). Due to the strong dependence of the fine-grained minerals on the available ions, the soil is influenced by an electric field not only in its state but also in its soil physics. The investigations presented here aimed to deepen these insights and expand the range of applications of electric currents in soil. The focus was on electrokinetic pore water manipulation and its influence on the mechanical interaction (adhesion and tensile strength) between cohesive soils and solid surfaces.}, language = {de} } @inproceedings{RiedNeidhart, author = {Ried, Michael and Neidhart, Thomas}, title = {Untersuchung elektroosmotischer Effekte auf Adh{\"a}sion und Gleitreibung eines bindigen Modellbodens: ein elektrisches Gleichspannungsfeld zur Ver{\"a}nderung der Mechanik zwischen Boden und Stahl}, series = {14. Kolloquium Bauen in Boden und Fels: Fachtagung {\"u}ber aktuelle Herausforderungen der Geotechnik, 30. + 31. Januar 2024, Esslingen}, booktitle = {14. Kolloquium Bauen in Boden und Fels: Fachtagung {\"u}ber aktuelle Herausforderungen der Geotechnik, 30. + 31. Januar 2024, Esslingen}, editor = {Moormann, Christian and Vogt-Breyer, Carola}, publisher = {expert}, address = {T{\"u}bingen}, isbn = {ISBN 978-3-381-11811-3}, doi = {10.35096/othr/pub-8383}, url = {http://nbn-resolving.de/urn:nbn:de:bvb:898-opus4-83839}, pages = {145 -- 155}, abstract = {In der Bauausf{\"u}hrung und Maschinentechnik sieht man sich immerw{\"a}hrend mit Haft- und Reibkr{\"a}ften zwischen Stahloberfl{\"a}chen und bindigen B{\"o}den konfrontiert. Im (Spezial-)tiefbau und auch im Tunnelbau f{\"u}hrt die Adh{\"a}sionsneigung bindiger B{\"o}den an Aushubwerkzeugen zu massiven wirtschaftlichen Einbußen der jeweiligen Baumaßnahme und ist mit großem energetischem Aufwand f{\"u}r die Reinigung der Werkzeuge verbunden. In den vergangenen Jahren wurde {\"u}ber den Einsatz eines elektrischen Gleichspannungsfeldes mehrfach eine vielversprechende L{\"o}sung diskutiert. Die durch den elektroosmotischen Effekt hervorgerufene Wasserdiffusion hin zur positiv geladenen Kathode f{\"u}hrt zu einer signifikanten Reduktion der Adh{\"a}sion zwischen Stahloberfl{\"a}che und bindigem Boden. Dabei wird die Haftspannung tangential wie auch senkrecht zur Werkzeugoberfl{\"a}che durch elektrische Str{\"o}me beeinflusst. Innerhalb dieser vorgestellten Arbeit wurde ein Rotationsscherversuch entwickelt, mit dem die elektroneninduzierte Ver{\"a}nderung der mechanischen Interaktion zwischen Boden und Stahloberfl{\"a}che systematisch untersucht und quantifiziert wurde.}, language = {de} } @inproceedings{RiedPiechullekNeidhart, author = {Ried, Michael and Piechullek, Amelie and Neidhart, Thomas}, title = {Elektrotechnik und Geotechnik in bodenphysikalischer Symbiose zur Beeinflussung der Wasserverh{\"a}ltnisse in bindigen B{\"o}den}, series = {Beitr{\"a}ge zum 39. Christian Veder Kolloquium - Wasser in der Geotechnik: Herausforderungen und L{\"o}sungen}, volume = {Heft 21}, booktitle = {Beitr{\"a}ge zum 39. Christian Veder Kolloquium - Wasser in der Geotechnik: Herausforderungen und L{\"o}sungen}, editor = {Marte, Roman and Tschuchnigg, Franz}, publisher = {Nawi Graz Geocenter}, address = {Graz}, isbn = {978-3-903613-00-3}, doi = {10.35096/othr/pub-8545}, url = {http://nbn-resolving.de/urn:nbn:de:bvb:898-opus4-85452}, abstract = {Im Gegensatz zu nichtbindigen B{\"o}den sind die bodenphysikalischen und im Besonderen die bodenmechanischen Eigenschaften bindiger B{\"o}den direkt vom Wassergehalt in situ abh{\"a}ngig. Der Wassergehalt bestimmt die Konsistenz des Bodens, die Scherfestigkeit und damit auch die Mantelreibung geotechnischer Tiefbauwerke. Daneben wird das Setzungsverhalten von auf bindigen B{\"o}den gegr{\"u}ndeten Bauwerken maßgeblich durch das Porenwasser bestimmt. Vor dem Hintergrund der wassergehaltsabh{\"a}ngigen Eigenschaften ist es regelm{\"a}ßig von Interesse das Wasser im bindigen Boden zu beeinflussen. Durch die kleinen Kapillardurchmesser und die Oberfl{\"a}chenladung der Silikatschichten bindiger B{\"o}den ist es m{\"o}glich {\"u}ber elektrische Felder auf das Porenwasser des Bodens effektiv einzuwirken. Bereits in der Mitte des 20. Jahrhunderts wurde versucht, durch elektrische Str{\"o}me Konsolidationsprozesse anzustoßen (Cassagrande, 1949). Darauf aufbauend stellte der Namensgeber dieses Kolloquiums Christian Veder in den 1970er Jahren mit seinem Kollegen Hilbert verschiedene Ans{\"a}tze zu den an Hangrutschungen beteiligten elektrokinetischen Prozessen und deren Nutzbarmachung zur Stabilisierung vor. Durch die Elektroosmose in den Kapillaren bindiger B{\"o}den oder B{\"o}den mit bindigem Anteil f{\"u}hrt das elektrische Gleichspannungsfeld zu einer Wassermigration von Anode zu Kathode. Der Wassergehalt an der Anode nimmt daher ab und an der Kathode nimmt er zu. So l{\"a}sst sich die wassergehaltabh{\"a}ngige Konsistenz sowie die Scherfestigkeit des Bodens gezielt ver{\"a}ndern (Veder \& Hilbert, 1979). Durch die starke Abh{\"a}ngigkeit der Feinkornminerale von den zur Verf{\"u}gung stehenden Ionen wird der Boden durch ein elektrisches Feld nicht nur in seiner Zustandsform beeinflusst, sondern auch in seiner Bodenphysik. Die hier vorzustellenden Untersuchungen sollten die Erkenntnisse vertiefen und das Anwendungsspektrum elektrischer Str{\"o}me im Boden erweitern. Der Fokus lag hierbei auf der elektrokinetischen Porenwassermanipulation und deren Einfluss auf die mechanische Interaktion (Haftreibung und Haftzugfestigkeit) zwischen bindigen B{\"o}den und Festk{\"o}rperoberfl{\"a}chen.}, language = {de} } @misc{Weber, author = {Weber, Karsten}, title = {M{\"o}gliche Zuk{\"u}nfte der K{\"u}nstlichen Intelligenz}, language = {de} } @misc{Weber, author = {Weber, Karsten}, title = {Social challenges that (might) come from AI}, language = {en} } @misc{Weber, author = {Weber, Karsten}, title = {Transparenz aus praktischer und regulatorischer Perspektive: Ein Beitrag zur Technikfolgenabsch{\"a}tzung der KI?}, language = {de} } @misc{Weber, author = {Weber, Karsten}, title = {KI und Sterben Just-in-Time}, language = {de} } @misc{Weber, author = {Weber, Karsten}, title = {Der Mars zwischen Science und Fiction}, language = {de} } @misc{Weber, author = {Weber, Karsten}, title = {M{\"o}gliche Zuk{\"u}nfte der K{\"u}nstlichen Intelligenz}, language = {de} } @misc{Weber, author = {Weber, Karsten}, title = {Medizin, Mobilit{\"a}t, Medien: Digitaler Wandel als Chance und Herausforderung}, language = {de} } @misc{Weber, author = {Weber, Karsten}, title = {KI-Nutzung f{\"u}r (psychisch) kranke Menschen: Auswirkungen auf das Professionsverst{\"a}ndnis der Fachkr{\"a}fte}, language = {de} } @misc{Weber, author = {Weber, Karsten}, title = {Verantwortung als Leitprinzip der Arbeit der Gemeinsamen Ethikkommission der Hochschulen Bayerns (GEHBa)}, language = {de} } @misc{Weber, author = {Weber, Karsten}, title = {Driverless vehicles and software dependency: sustainability, security, and safety are at stake}, language = {en} } @misc{Weber, author = {Weber, Karsten}, title = {Elektrisch + digital = nachhaltig? Welche Nachhaltigkeitsgewinne haben neue Mobilit{\"a}tformen?}, language = {de} } @misc{Weber, author = {Weber, Karsten}, title = {Der Mensch nach Maß?!}, language = {de} } @misc{Weber, author = {Weber, Karsten}, title = {Nachhaltigkeit ist (k)eine Frage der Philosophie}, language = {de} } @misc{Weber, author = {Weber, Karsten}, title = {„Ist da jemand?" - Die Geschichte des Versuchs denkende Maschinen zu bauen}, language = {de} } @article{Weber, author = {Weber, Karsten}, title = {Die Geschichte der K{\"u}nstlichen Intelligenz - eine Geschichte der Entt{\"a}uschungen}, series = {Evangelium und Wissenschaft : Beitr{\"a}ge zum interdisziplin{\"a}ren Gespr{\"a}ch}, volume = {45}, journal = {Evangelium und Wissenschaft : Beitr{\"a}ge zum interdisziplin{\"a}ren Gespr{\"a}ch}, number = {1}, publisher = {Karl-Heim-Gesellschaft}, pages = {2 -- 16}, language = {de} } @techreport{Koekten, type = {Working Paper}, author = {K{\"o}kten, Rabia}, title = {Transnationale Organisationslogiken der extremen Rechten mit T{\"u}rkeibezug in Bayern}, address = {Regensburg}, doi = {10.35096/othr/pub-8460}, url = {http://nbn-resolving.de/urn:nbn:de:bvb:898-opus4-84602}, pages = {33}, abstract = {Bisher liegen keine Analysen aus organisationssoziologischer Perspektive {\"u}ber die extreme Rechte mit T{\"u}rkeibezug vor. In diesem Arbeitspapier werden Normalisierungsstrategien im transnationalen Raum und vor Ort vorgestellt. Die extrem rechten Vereine platzieren sich als Interessenvertretung nach innen und nach außen hin. Hierbei zeigt sich, dass die Etablierung und Aufrechterhaltung einer kollektiven Identit{\"a}t zentral f{\"u}r ihr Bestehen sind. Sie operieren mit zwei bin{\"a}ren Codes, die sie flexibel einsetzen: t{\"u}rkisch/nicht-t{\"u}rkisch und muslimisch/nicht-muslimisch. Diese m{\"u}ssen regelm{\"a}ßig reproduziert und gefestigt werden. Das funktioniert {\"u}ber Differenz- und Feindbildkonstruktionen, die durch {\"o}ffentliche Migrations- und Integrationsdebatten zus{\"a}tzlich gen{\"a}hrt werden, sowie durch starke regionale Vernetzungen, die bis in die T{\"u}rkei reichen. Daran sind auch Klientel- und Mitgliederlegitimationen gekn{\"u}pft, ohne die die Organisationen schnell zerfallen w{\"u}rden. Hier werden diese Vernetzungen als transnationale Lebenswelten beschrieben. Das vorliegende Working Paper stellt erste Ergebnisse zur Diskussion.}, language = {de} } @incollection{WeberCurrleFrommeldetal., author = {Weber, Karsten and Currle, Edda and Frommeld, Debora and Haug, Sonja}, title = {Medizin}, series = {Handbuch Materialit{\"a}t und Digitalit{\"a}t}, booktitle = {Handbuch Materialit{\"a}t und Digitalit{\"a}t}, editor = {Samida, Stefanie and Glaser, Manuela and Franken, Lina}, publisher = {Springer}, address = {Berlin, Heidelberg}, isbn = {9783662699874}, doi = {10.1007/978-3-662-69987-4_62-1}, pages = {1 -- 7}, abstract = {Medizinisches Handeln wird durch Digitalisierung ver{\"a}ndert, weil sich der Fokus von Patient*innen hin zu Daten {\"u}ber Patient*innen verlagert. Dieser Prozess ist als Entmaterialisierung des Gegenstands der Medizin zu verstehen, da nicht mehr die K{\"o}rper von Patient*innen selbst, sondern deren digitaler Zwilling im Zentrum des medizinischen Handelns stehen. Anhand von Beispielen aus dem Dreischritt von Anamnese und Diagnose, Behandlung und Therapie sowie Nachsorge und Pflege soll der Prozess von Digitalisierung und Entmaterialisierung der Medizin aufgezeigt werden.}, language = {de} } @inproceedings{KlausmannRueckertRauberetal., author = {Klausmann, Leonard and Rueckert, Tobias and Rauber, David and Maerkl, Raphaela and Yildiran, Suemeyye R. and Gutbrod, Max and Palm, Christoph}, title = {DIY challenge blueprint: from organization to technical realization in biomedical image analysis}, series = {Medical Image Computing and Computer Assisted Intervention - MICCAI 2025 ; Proceedings Part XI}, booktitle = {Medical Image Computing and Computer Assisted Intervention - MICCAI 2025 ; Proceedings Part XI}, publisher = {Springer}, address = {Cham}, isbn = {978-3-032-05141-7}, doi = {10.1007/978-3-032-05141-7_9}, pages = {85 -- 95}, abstract = {Biomedical image analysis challenges have become the de facto standard for publishing new datasets and benchmarking different state-of-the-art algorithms. Most challenges use commercial cloud-based platforms, which can limit custom options and involve disadvantages such as reduced data control and increased costs for extended functionalities. In contrast, Do-It-Yourself (DIY) approaches have the capability to emphasize reliability, compliance, and custom features, providing a solid basis for low-cost, custom designs in self-hosted systems. Our approach emphasizes cost efficiency, improved data sovereignty, and strong compliance with regulatory frameworks, such as the GDPR. This paper presents a blueprint for DIY biomedical imaging challenges, designed to provide institutions with greater autonomy over their challenge infrastructure. Our approach comprehensively addresses both organizational and technical dimensions, including key user roles, data management strategies, and secure, efficient workflows. Key technical contributions include a modular, containerized infrastructure based on Docker, integration of open-source identity management, and automated solution evaluation workflows. Practical deployment guidelines are provided to facilitate implementation and operational stability. The feasibility and adaptability of the proposed framework are demonstrated through the MICCAI 2024 PhaKIR challenge with multiple international teams submitting and validating their solutions through our self-hosted platform. This work can be used as a baseline for future self-hosted DIY implementations and our results encourage further studies in the area of biomedical image analysis challenges.}, language = {en} } @article{MaerklRueckertRauberetal., author = {Maerkl, Raphaela and Rueckert, Tobias and Rauber, David and Gutbrod, Max and Weber Nunes, Danilo and Palm, Christoph}, title = {Enhancing generalization in zero-shot multi-label endoscopic instrument classification}, series = {International Journal of Computer Assisted Radiology and Surgery}, volume = {20}, journal = {International Journal of Computer Assisted Radiology and Surgery}, publisher = {Springer Nature}, doi = {10.1007/s11548-025-03439-5}, url = {http://nbn-resolving.de/urn:nbn:de:bvb:898-opus4-85674}, pages = {1577 -- 1587}, abstract = {Purpose Recognizing previously unseen classes with neural networks is a significant challenge due to their limited generalization capabilities. This issue is particularly critical in safety-critical domains such as medical applications, where accurate classification is essential for reliability and patient safety. Zero-shot learning methods address this challenge by utilizing additional semantic data, with their performance relying heavily on the quality of the generated embeddings. Methods This work investigates the use of full descriptive sentences, generated by a Sentence-BERT model, as class representations, compared to simpler category-based word embeddings derived from a BERT model. Additionally, the impact of z-score normalization as a post-processing step on these embeddings is explored. The proposed approach is evaluated on a multi-label generalized zero-shot learning task, focusing on the recognition of surgical instruments in endoscopic images from minimally invasive cholecystectomies. Results The results demonstrate that combining sentence embeddings and z-score normalization significantly improves model performance. For unseen classes, the AUROC improves from 43.9\% to 64.9\%, and the multi-label accuracy from 26.1\% to 79.5\%. Overall performance measured across both seen and unseen classes improves from 49.3\% to 64.9\% in AUROC and from 37.3\% to 65.1\% in multi-label accuracy, highlighting the effectiveness of our approach. Conclusion These findings demonstrate that sentence embeddings and z-score normalization can substantially enhance the generalization performance of zero-shot learning models. However, as the study is based on a single dataset, future work should validate the method across diverse datasets and application domains to establish its robustness and broader applicability.}, language = {en} } @inproceedings{GerstnerHackenberg, author = {Gerstner, Mathias and Hackenberg, Rudolf}, title = {Context-aware forecasting of mobile network quality for autonomous vehicle connectivity}, series = {Vehicular analytics 2025 : the second conference on vehicular systems}, booktitle = {Vehicular analytics 2025 : the second conference on vehicular systems}, publisher = {IARIA}, isbn = {978-1-68558-320-0}, doi = {10.35096/othr/pub-8616}, url = {http://nbn-resolving.de/urn:nbn:de:bvb:898-opus4-86166}, pages = {7}, abstract = {As autonomous driving becomes increasingly feasible, the German government has introduced a legal framework to enable the operation with Level 4 automated driving functionality. A key requirement is the maintenance of a continuous connection between such vehicles and a remote technical supervisor. If this link is lost, the vehicle must transition into a safe state by bringing itself to a controlled stop. To mitigate the risk of connection loss, accurate forecasting of mobile network availability along routes is essential. This paper presents an Exploratory Data Analysis (EDA) based on 38 measurement runs collected over ten months along a rural 64 km route in Germany. The dataset includes passive mobile network signal quality parameters, Global Navigation Satellite System (GNSS) position and precision data, as well as contextual features, such as speed, driving direction, day of the week, weather, and distance to the connected base station. Although mean values capture overall tendencies for areas with consistently good or poor coverage, they fail to capture the variability necessary for reliable prediction on a per-trip basis. Notably, some route segments show high variance in signal quality across different measurement runs. This variability is assumed to result from changing environmental influences, such as weather or traffic conditions at different times. Our analysis reveals weak but statistically relevant correlations between several contextual features (e.g., temperature ≈ -0.2) and network quality indicators. The inclusion of weather parameters or the day of the week has been shown to lower the Mean Absolute Error (MAE) compared to a prediction based only on measurements from the past. These findings underscore the importance of contextual information and localized modeling to predict network availability for safety-critical systems, such as autonomous vehicles.}, language = {en} } @inproceedings{BresinskyBrischar, author = {Bresinsky, Markus and Brischar, Jule}, title = {Between association and dissociation : the legitimacy politics of CIMIC experimentation}, publisher = {CCOE}, doi = {10.35096/othr/pub-8562}, url = {http://nbn-resolving.de/urn:nbn:de:bvb:898-opus4-85627}, pages = {21}, abstract = {NATO's Concept Development and Experimentation (CD\&E) works well for discrete technologies but is ill-suited to civil-military cooperation (CIMIC), where the 'capability' at stake is an interorganisational relationship. Drawing on regime-complex theory and organisational sociology, this paper argues that willingness to engage in joint CIMIC capability development hinges on legitimacy rather than technical utility. A legitimacy-scale metaphor captures the trade-off: functional gains from collaboration load one side; identity risks, such as threats to neutrality, autonomy, or safety, load the other. Three ideal-type cases test the framework. In stabilisation missions, humanitarian neutrality is vital, the scale tips toward identity risk, and co-creation remains siloed. In sudden-onset disasters, shared life-saving objectives reduce identity costs, functional incentives dominate, and integrated trials flourish. Territorial- and collective-defence scenarios occupy the middle ground: acute threat perception opens selective, often low-profile windows for cooperation, yet unresolved legal and reputational questions still temper overt collaboration. The analysis yields five practical lessons. First, legitimacy must be treated as a primary design variable. Second, the optimal depth of cooperation is context specific. Third, legitimacy-sensitive 'safe-to-fail' spaces - wargames, living labs, tabletop exercises - lower entry barriers. Fourth, structured reflection on legitimacy exposes red lines early and refines future joint efforts. Fifth, incremental processes can build trust and gradually relax legitimacy constraints. Recognising legitimacy as both constraint and resource allows practitioners to design CIMIC co-creation - and eventual experimentation - that is technically sound, politically acceptable, and ethically sustainable.}, language = {en} } @article{BresinskyFillenberg, author = {Bresinsky, Markus and Fillenberg, Barbara}, title = {Krisen, Katastrophen und Konflikte}, series = {Hebammen Wissen}, volume = {6}, journal = {Hebammen Wissen}, number = {4}, doi = {10.1007/s43877-025-1335-x}, pages = {24 -- 27}, abstract = {Hebammen als Akteurinnen im Bev{\"o}lkerungsschutz In Deutschland folgt der Bev{\"o}lkerungsschutz einer komplexen Struktur, die sich gr{\"o}ßtenteils auch auf das Rettungswesen st{\"u}tzt. Doch die wertvolle Ressource Hebamment{\"a}tigkeit wurde dabei bisher nicht mitgedacht.}, language = {de} } @inproceedings{BaranowskiZychlaKrysztofetal., author = {Baranowski, Kamil and Zychla, Michał and Krysztof, Michał and Ż{\´o}łtowski, Michał and Hausladen, Matthias and Schreiner, Rupert and Kn{\´a}pek, Aleksandr}, title = {Experimenal method for studying electron beams in gaseous environments using a CMOS image sensor}, series = {38th International Vacuum Nanoelectronics Conference (IVNC)}, booktitle = {38th International Vacuum Nanoelectronics Conference (IVNC)}, publisher = {IEEE}, isbn = {979-8-3315-3705-0}, doi = {10.1109/IVNC65669.2025.11120851}, pages = {2}, abstract = {Detecting and analyzing electron beams in atmospheric conditions remains a significant challenge due to scattering and absorption of electrons by gas molecules. In this work, a novel approach using a CMOS image sensor for real-time electron beam detection after its transmission through air is presented. The setup enables visualization of beam divergence, emission profiles, and dynamic behavior under atmospheric pressure. Presented results demonstrate the potential of CMOS image sensor for electron beam analysis in gaseous environment.}, language = {en} } @inproceedings{AllahamBurdaKnapeketal., author = {Allaham, Mohammad M. and Burda, Daniel and Kn{\´a}pek, Alexandr and Krysztof, Michał and Baranowski, Kamil and Hausladen, Matthias and Schreiner, Rupert}, title = {Testing the performance of tungsten-graphite cathodes as MEMS Electron microscope electron source}, series = {38th International Vacuum Nanoelectronics Conference (IVNC)}, booktitle = {38th International Vacuum Nanoelectronics Conference (IVNC)}, publisher = {IEEE}, doi = {10.1109/IVNC65669.2025.11121041}, pages = {2}, abstract = {This work presents preliminary results of the performance testing of exfoliated graphene layers deposited on the nanotip of a tungsten field emission cathode. The obtained tungsten-graphite cathodes were then operated in a 3D-printed MEMS electron microscope testing model for later applications. The results were promising, where a maximum emission current of 50.2 μA was obtained with an extraction voltage of 1 kV and anode voltage of 3 kV.}, language = {en} } @inproceedings{AsgharzadeBartlHausladenetal., author = {Asgharzade, Ali and Bartl, Mathias and Hausladen, Matthias and Chen, Yang and Buchner, Philipp and Edler, Simon and Bachmann, Michael and She, Juncong and Schreiner, Rupert}, title = {Investigation on the influence of internal voltage drops on the emission behavior of silicon field emission arrays using CMOS image sensor}, series = {38th International Vacuum Nanoelectronics Conference (IVNC)}, booktitle = {38th International Vacuum Nanoelectronics Conference (IVNC)}, publisher = {IEEE}, doi = {10.1109/IVNC65669.2025.11120937}, pages = {2}, abstract = {In this paper we report on an improved measurement and analysis method for determining the emission current distribution of field emitter arrays with CMOS sensors. It can also be used for field emission arrays where not all surfaces of the emitters are at the same electrical potential (e.g. for p-doped Si tips, where a strong current saturation occurs). To demonstrate the functionality of this method, a n-doped field emission array was measured using a variable external series resistance. Brightness variations in emission spots were analyzed to re-calculate the known series resistances for comparison. The re-calculated value is in good agreement with the actual value of the resistance. This method offers a quantitative approach to assess internal voltage drop effects on field emission using optical readout}, language = {en} } @inproceedings{EilerBerndtSchreiner, author = {Eiler, Julian and Berndt, Dominik and Schreiner, Rupert}, title = {Miniaturisierter Wasserstoffsensor basierend auf der 3-Omega Methode}, series = {Tagungsband zum 4. Symposium Elektronik und Systemintegration ESI: 17. April 2024, Hochschule Landshut}, booktitle = {Tagungsband zum 4. Symposium Elektronik und Systemintegration ESI: 17. April 2024, Hochschule Landshut}, publisher = {Hochschule f{\"u}r Angewandte Wissenschaften Landshut}, address = {Landshut}, isbn = {978-3-9818439-9-6}, doi = {10.57688/420}, url = {http://nbn-resolving.de/urn:nbn:de:bvb:860-opus4-4205}, pages = {38 -- 45}, abstract = {Die Arbeit stellt einen thermischen Wasserstoffsensor auf Siliziumbasis vor, der mit der 3-Omega Messmethode betrieben wird. Durch das dynamische Messverfahren, die große Sensoroberfl{\"a}che bei gleichzeitig geringer thermischer Masse und der Materialkombination wird eine Aufl{\"o}sungsgrenze von 55 ppm Wasserstoff in Stickstoff erreicht.}, language = {de} } @inproceedings{BuchnerHausladenBartletal., author = {Buchner, Philipp and Hausladen, Matthias and Bartl, Mathias and Schreiner, Rupert}, title = {Elektronenquellen basierend auf Feldemission aus Silizium}, series = {Tagungsband zum 4. Symposium Elektronik und Systemintegration ESI: 17. April 2024, Hochschule Landshut}, booktitle = {Tagungsband zum 4. Symposium Elektronik und Systemintegration ESI: 17. April 2024, Hochschule Landshut}, publisher = {Hochschule f{\"u}r Angewandte Wissenschaften Landshut}, address = {Landshut}, isbn = {978-3-9818439-9-6}, doi = {10.57688/421}, url = {http://nbn-resolving.de/urn:nbn:de:bvb:860-opus4-4212}, pages = {46 -- 53}, abstract = {Der Beitrag gibt einen {\"U}berblick {\"u}ber zwei typische Bauformen f{\"u}r Elektronenquellen auf der Basis von Feldemission aus Silizium. Des Weiteren wird eine typische Trioden-Beschaltung solcher Elektronenquellen f{\"u}r hohe Elektronentransmission vorgestellt und dabei auf ihre Leistungsf{\"a}higkeit eingegangen.}, language = {de} } @inproceedings{GalkaWeigert, author = {Galka, Stefan and Weigert, Alexander}, title = {Petri Net Structures for Automated Model Generation through Process Descriptions}, series = {IFAC Papers OnLine}, volume = {59}, booktitle = {IFAC Papers OnLine}, number = {10}, publisher = {Elsevier}, doi = {10.1016/j.ifacol.2025.09.093}, pages = {542 -- 547}, abstract = {Creating simulation models and running experiments requires expertise and significant effort. Modelling complex production systems by using Petri Nets, which have a simple formalism, leads to considerable modelling effort. To reduce the workload required, fundamental processes within a production system must be analyzed and represented as generic Petri Net structures to enable their automatic generation. These structures can serve as modular building blocks to construct arbitrarily complex systems. The broader objective is to enable the automatic generation of such, based on process descriptions within a simulation framework. Built on these findings, the necessary information for developing a specialized formal process description is derived, enabling the automated generation of Petri Net simulation models for production systems.}, language = {en} } @inproceedings{Galka, author = {Galka, Stefan}, title = {Integration and usage of simulation-based digital twins in internal logistics systems}, series = {IFAC Papers OnLine}, volume = {59}, booktitle = {IFAC Papers OnLine}, number = {10}, publisher = {Elsevier}, doi = {10.1016/j.ifacol.2025.09.152}, pages = {897 -- 902}, abstract = {This paper presents the workflows of Digital Twins in practice, with reference to three case studies. The objective is to present the processing of data and information flow. The most essential requirements for the design of a Digital Twin are synthesized from the case studies and a layer model is presented, which was developed based on the three case studies. The model consists of four functional layers and an overarching data- and workflow-management-backbone. A front-end layer is proposed for communication with the end user.}, language = {en} } @inproceedings{GalkaMeissner, author = {Galka, Stefan and Meißner, Sebastian}, title = {Einsatz von Digitalen Zwillingen f{\"u}r die operative Steuerung von innerbetrieblichen Transportsystemen}, series = {Simulation in Produktion und Logistik 2025}, booktitle = {Simulation in Produktion und Logistik 2025}, editor = {Schmidt, Thorsten and Rank, Sebastian and K{\"u}hn, Mathias}, publisher = {Technische Universit{\"a}t Dresden, Professur f{\"u}r Technische Logistik}, address = {Dresden}, isbn = {978-3-86780-806-4}, doi = {10.25368/2025.280}, pages = {47-1 -- 47-11}, abstract = {This paper presents the architecture and functionality of a simulation-based Digital Twin designed to support decision-making in the control of internal transport systems. The developed Digital Twin leverages a wide range of data from operational information systems to predict future system loads. Specific methods for forecasting transport orders have been developed. An integrated simulation framework enables analysis of potential control decisions, such as resource allocation or the timing of order releases. The simulation results are used for multi-criteria evaluation of the available options for preventive action, thus, providing users with concrete recommendations to support their operational decision-making processes.}, language = {de} } @inproceedings{GalkaWeigert, author = {Galka, Stefan and Weigert, Alexander}, title = {Systematik zur planungsbegleitenden Simulation bei der Konzeptplanung von Produktionssystemen - ein Anwendungsfall aus der Elektrolysestack-Produktion}, series = {Simulation in Produktion und Logistik 2025}, booktitle = {Simulation in Produktion und Logistik 2025}, editor = {Schmidt, Thorsten and K{\"u}hn, Mathias and Rank, Sebastian}, publisher = {Technische Universit{\"a}t Dresden, Professur f{\"u}r Technische Logistik}, address = {Dresden}, isbn = {978-3-86780-806-4}, doi = {10.25368/2025.278}, pages = {45-1 -- 45-10}, abstract = {Simulation can support early-stage production system planning by enabling efficient evaluation of concept variants. However, detailed models are often impractical in concept phases due to limited data and high modelling effort. This paper presents a structured three-stage simulation approach for supporting the concept planning of water electrolyzer stack production systems . The approach leverages automatic model generation from formal process descriptions and gradually increases model detail across stages, carried out through a custom-developed simulation framework. This enables early validation of the throughput capability, resource planning, and the analysis of stochastically occurring technical malfunction. The method aims to reduce planning time while improving decision quality.}, language = {de} } @inproceedings{RiedPiechullekNeidhart, author = {Ried, Michael and Piechullek, Amelie and Neidhart, Thomas}, title = {Elektrotechnik und Geotechnik in bodenphysikalischer Symbiose zur Beeinflussung der Wasserverh{\"a}ltnisse in bindigen B{\"o}den}, series = {Tagungsband Fachsektionstage Geotechnik}, booktitle = {Tagungsband Fachsektionstage Geotechnik}, address = {Essen}, isbn = {978-3-946039-13-6}, pages = {369 -- 374}, abstract = {Die bodenphysikalischen Eigenschaften bindiger B{\"o}den h{\"a}ngen direkt von dem Wassergehalt ab. Daher ist es regelm{\"a}ßig von Interesse Einfluss auf die Wasserverh{\"a}ltnisse in bindigen B{\"o}den zu nehmen. Durch elektrokinetische Prozesse in den Kapillarporen kann der Wasserhaushalt des Bodens ver{\"a}ndert werden. Durch neu entwickelte Laborversuche und deren Ergebnisse sollen die Anwendungsm{\"o}glichkeiten elektrokinetischer Verfahren in bindigen B{\"o}den aufgezeigt werden. So konnte gezeigt werden, dass sich die Konsolidationszeit durch eine starke Zunahme der Str{\"o}-mungsgeschwindigkeit in einem elektrischen Gleichspannungsfeld beschleunigen l{\"a}sst. Es wurde zudem untersucht, wie sich der Wassergehalt und die damit verbundene Konsistenz eines Modell-bodens an Kathode und Anode ver{\"a}ndert.}, language = {de} } @misc{Dendorfer, author = {Dendorfer, Sebastian}, title = {Towards a deeper understanding of Pelvic Floor Disorders via Biomechanical Models}, language = {en} } @misc{Dendorfer, author = {Dendorfer, Sebastian}, title = {Zahlen statt Meinung - virtuelle Ganzk{\"o}rpermodelle f{\"u}r die Mensch-Fahrzeug-Interaktion}, language = {de} } @inproceedings{HoengWiedererEderetal., author = {H{\"o}ng, Simon K. and Wiederer, Jonas and Eder, Friedrich and Obergriesser, Mathias and Linner, Thomas}, title = {Towards AI-enhanced facade planning : integrating human expertise with machine learning-driven parametric modeling}, series = {EC³ \& CIB W78 : 2025 European Conference on Computing in Construction \& 42nd CIB W78 IT in Construction Conference}, volume = {6}, booktitle = {EC³ \& CIB W78 : 2025 European Conference on Computing in Construction \& 42nd CIB W78 IT in Construction Conference}, publisher = {European Council for Computing in Construction}, isbn = {978-9-083451-31-2}, issn = {2684-1150}, doi = {10.35490/EC3.2025.320}, url = {http://nbn-resolving.de/urn:nbn:de:bvb:898-opus4-84862}, pages = {192 -- 199}, abstract = {Planning modern facade systems is complex, requiring optimization across multiple domains.This paper proposes an AI-enhanced workflow for facade planning, harnessing computer vision and human input via a Large Language Model.A generative AI system then guides a parametric model to produce 3D facade designs. Automated checks provide feedback to a Reinforcement Learning system, to iteratively determine optimal solutions.These solutions are verified and finalized by human expertise, ensuring improved outcomes with reduce planning time and effort.The approach illustrates how combining advanced AI methods with human expertise can address the multifactorial challenges of facade design within current industry practices.}, language = {en} } @inproceedings{WestnerPreiss, author = {Westner, Markus and Preiss, Niklas}, title = {Unraveling jingle-jangle fallacies in digital assistant technologies : a comprehensive systematic review and research agenda}, series = {Proceedings of tenth international congress on information and communication technology : ICICT 2025, London, Volume 9}, booktitle = {Proceedings of tenth international congress on information and communication technology : ICICT 2025, London, Volume 9}, publisher = {Springer}, doi = {10.1007/978-981-96-6438-2_15}, pages = {199 -- 227}, abstract = {Digital assistant technologies (DATs) such as chatbots, virtual assistants, and intelligent agents have gained widespread attention, yet inconsistent terminology remains a critical challenge. The fragmented nature of previous research has led to significant confusion due to overlapping and interchangeable use of terms across industries. This systematic literature review, following the PRISMA protocol, consolidates the current state of knowledge on DATs and addresses the prevalent jingle-jangle fallacies in their terminology. Analysis of 137 articles identified keycharacteristics, applications, and conceptual overlaps of various DATs, uncovering 39 distinct technologies categorized under three overarching concepts: assistants, chatbots, and agents. Despite shared functionalities, terminological inconsistencies persist across different sectors, presenting challenges for both academic research and practical implementation. This review emphasizes the need for standardized terminology and clearer classification frameworks to facilitate broader DAT adoption across organizational contexts.}, language = {en} } @misc{GyokovSeidlEschletal., author = {Gyokov, Ivan and Seidl, Michaela and Eschl, Sandra and Meier, Christina and Neufeld, Svetlana and Feichtmeier, Manuela and Freisleben-Nagl, Nadja and Kluge, Sabrina and Schmeller, Anna and Ebenbeck, Sabrina and Ostermeier, Selina and Angermaier, Nadine and Spindler, Tamara and Winkelbeiner, Alexandra and Ortner, Martina}, title = {BABS-Mi}, volume = {6}, editor = {Ortner, Martina}, publisher = {Ostbayerische Technische Hochschule Regensburg}, address = {Regensburg}, organization = {Ostbayerische Technische Hochschule Regensburg}, doi = {10.35096/othr/pub-8519}, url = {http://nbn-resolving.de/urn:nbn:de:bvb:898-opus4-85196}, pages = {71}, abstract = {In dieser Ausgabe geht es um Transnationalismus. Die Einf{\"u}hrung ist ein erkl{\"a}render Artikel zum Themenbereich. Im Anschluss wird das methodische Vorgehen vorgestellt. Schließlich werden die einzelnen Ergebnisse dargestellt und abschließend zusammengefasst.}, subject = {Migration}, language = {de} } @misc{Wiesinger, author = {Wiesinger, Doris}, title = {Langzeitmonitoring des bodenphysikalischen Materialverhaltens von ZFSV bei erdverlegten Stromrohren in ZFSV Bettung anhand des DC CTL DBI Projekts}, pages = {28}, abstract = {Langzeitmonitoring der Saugspannung, der Temperatur, der W{\"a}rmeleitf{\"a}higkeit und des Wassergehalts von zeitweise fließf{\"a}higen selbstverdichtenden Verf{\"u}llbaustoffen bei erdverlegten gasisolierten {\"U}bertragungsleitungen anhand des DC CTL DBI Projektes. Unter Realbedingungen ergaben sich ann{\"a}hernd konstante bodenphysikalische Eigenschaften w{\"a}hrend der gesamten Versuchslaufzeit. Die W{\"a}rmeableitung durch das Bettungsmaterial ist daher gegeben.}, language = {de} } @unpublished{LeusinkRiedSpirkletal., author = {Leusink, Florian and Ried, Michael and Spirkl, Florian and Neidhart, Thomas}, title = {Der dynamische CBR-Versuch : ein Festigkeitsindikator f{\"u}r Boden-Bindemittel-Gemische im Erd- und Tiefbau}, doi = {10.35096/othr/pub-8522}, url = {http://nbn-resolving.de/urn:nbn:de:bvb:898-opus4-85221}, pages = {6}, abstract = {Bei der Eignungspr{\"u}fung f{\"u}r qualifizierte Bodenverbesserungen wird die ben{\"o}tigte Menge des Bindemittels mittels Anforderungen an die einaxiale Druckfestigkeit oder den CBR-Wert festgelegt. Gem{\"a}ß dem Merkblatt {\"u}ber Bodenbehandlungen mit Bindemitteln (M BMB 2021) muss bei qualifizierten Bodenverbesserungen eine einaxiale Druckfestigkeit von mindestens 0,5 MPa bzw. ein CBR-Wert von mindestens 40 \% nach 28Tagen erreicht werden. Eine {\"U}berwachung der einaxialen Druckfestigkeit ist in situ der Praxis nur schwer m{\"o}glich, da die hierzu notwendige Bohrkernentnahme mit erheblichem Aufwand verbunden ist und durch die niedrige Druckfestigkeit des Boden-Bindemittel-Gemisches das Risiko besteht, dass Bohrkerne besch{\"a}digt werden oder eine Entnahme nicht m{\"o}glich ist. Es gibt daher keine festgeschriebene {\"U}berwachung der einaxialen Druckfestigkeit bei der qualifizierten Bodenverbesserung, in der Praxis erfolgt die Qualit{\"a}ts{\"u}berwachung meist durch eine Dichtekontrolle. F{\"u}r Auftraggeber ist eine In-situ-Bestimmung der Festigkeit von besonderem Interesse, um eine zuverl{\"a}ssige {\"U}berwachung zu gew{\"a}hrleisten, gleichzeitig kann sie Auftragnehmern als Nachweis der erbrachten Qualit{\"a}t bei etwaigen Sch{\"a}den und zur Absicherung in der Gew{\"a}hrleistungsphase dienen. So erm{\"o}glicht die in situ ermittelte Festigkeit den Nachweis, dass die Qualit{\"a}t der qualifizierten Bodenverbesserung den bei der Eignungspr{\"u}fung festgelegten Anforderungen entspricht, selbst bei variierenden Herstellungsverfahren, wechselnder Geologie und unterschiedlichen Lagerungsbedingungen. Eine regelm{\"a}ßige {\"U}berwachung der In-situ-Festigkeit ist wichtig, um eine konstant hohe Qualit{\"a}t zu sichern. Eine alternative Methode zur Bestimmung der In-situ-Festigkeit stellt der dynamische CBR-Versuch nach TP Gestein-StB Teil 5.6 dar. Hierbei handelt es sich um einen Stempeleindringversuch, bei dem ein Stempel mit einem Durchmesser von 5 cm mithilfe einer stoßartigen Belastung durch das leichte Fallgewicht in den Boden gedr{\"u}ckt wird. Die hohen induzierten Spannungen von 3,60 MPa {\"u}berschreiten dabei die Druckfestigkeit des Materials und f{\"u}hren zu einem Strukturbruch. Im Gegensatz zu statischen und dynamischen Lastplattendruckversuchen wird so die Festigkeit des Bodens abgebildet und nicht dessen Steifigkeit. In umfassenden Versuchsreihen wurden im Labor Boden-Bindemittel-Gemische hergestellt und nach 28 d an jeweils drei Teilversuchen die einaxiale Druckfestigkeit und an jeweils sechs Teilversuchen der dynamische CBR-Wert ermittelt. Zus{\"a}tzlich wurden auf Baustellen dynamische CBR-Werte in situ ermittelt und Bohrkerne entnommen, um die einaxiale Druckfestigkeit im Labor zu bestimmen. Die Versuchsreihen erm{\"o}glichten es, eine Korrelation zwischen den beiden Kennwerten abzuleiten. Durch diese Korrelation kann nun anhand des in situ ermittelten dynamischen CBR-Wertes auf die einaxiale Druckfestigkeit geschlossen werden. Dies erm{\"o}glicht eine einfache Qualit{\"a}ts{\"u}berwachung, die {\"u}ber die bloße Ermittlung der Dichte hinaus geht und mit minimalem Zeit- und Kostenaufwand verbunden ist.}, language = {de} } @article{KellnerKraftQuayson, author = {Kellner, Florian and Kraft, Sarah Katharina and Quayson, Matthew}, title = {Sustainable supplier evaluation under due diligence acts}, series = {Frontiers in Sustainability}, volume = {6}, journal = {Frontiers in Sustainability}, publisher = {Frontiers}, doi = {10.3389/frsus.2025.1677700}, pages = {15}, abstract = {The enactment of due diligence legislation, such as the German Act on Corporate Due Diligence Obligations in Supply Chains, in German Lieferkettensorgfaltspflichtengesetz (LkSG), is reshaping global supply chain management by compelling companies to tackle heightened human rights and environmental risks in their supply chain. This study addresses the need for a comprehensive sustainability supplier evaluation framework by employing a systematic literature review with an expert survey of practitioners from German companies subject to LkSG. This methodology aligns academic findings with real-world practice and legal requirements, enriching the literature with practical insights. The results reveal that business practice prioritizes economic and social dimensions, whereas the literature focuses on economic and environmental dimensions. Although the most relevant economic and environmental criteria are consistent across both domains, the key social criteria show a notable misalignment. Managers can utilize the most relevant sustainability supplier evaluation criteria identified in this study to promote sustainable supply chains and ensure compliance with due diligence requirements. This research also highlights the high relevance of human rights as a social criterion, a dimension that has been historically under-recognized or implicitly addressed in the literature.}, language = {en} } @unpublished{SpirklNeidhart, author = {Spirkl, Florian and Neidhart, Thomas}, title = {Nachhaltige Bauverfahren durch Verwendung des anstehenden Bodens am Beispiel von Dichtw{\"a}nden und Rohrgrabenverf{\"u}llung}, doi = {10.35096/othr/pub-8521}, url = {http://nbn-resolving.de/urn:nbn:de:bvb:898-opus4-85216}, pages = {6}, abstract = {Der „Earth Overshoot Day" verdeutlicht, dass wir zu viele Ressourcen verbrauchen und es immer noch großen Handlungsbedarf gibt, um nicht weiterhin auf Kosten zuk{\"u}nftiger Generationen zu leben. Dabei spielt der Bausektor eine große Rolle, entstehen hier doch ein erheblicher Anteil der deponierten Abf{\"a}lle (ca. 55 \% in DE), der CO2-Emissionen (ca. 36 \% in der EU) und des Energieverbrauchs (ca. 40 \% in der EU). Ein „Weiter so" wie bisher ist unter diesen Aspekten nicht zielf{\"u}hrend. Es braucht daher innovative Ans{\"a}tze f{\"u}r Baustoffe, Bauprodukte und Bauweisen. Im Beitrag wird aufgezeigt, wie durch innovative Ans{\"a}tze der Bausektor nachhaltiger gestaltet werden kann. Dies erfolgt anhand zweier Beispiele, bei der eine Dichtwand und eine Rohrgrabenverf{\"u}llung betrachtet werden. Zun{\"a}chst wird am Beispiel der Dichtwand der CO2-Fußabdruck einer klassischen Dichtwand, hergestellt als Spundwand, verglichen mit dem Verfahren der Fr{\"a}smischinjektion. Da der Baugrund selbst als Baustoff genutzt wird und kein Bohrgut anf{\"a}llt, wird hierdurch im Sinne des Kreislaufwirtschaftsgesetzes „Abfall" vermieden. Gleichzeitig entfallen hierdurch eine Vielzahl an Materialtransporten. Am Beispiel der (Rohr-)Grabenverf{\"u}llung wird aufgezeigt, wie sich unterschiedliche Innovationsgrade auf die Nachhaltigkeit eines Bauverfahrens auswirken. Hierf{\"u}r wird als Ausgangssituation die Bettung und Verf{\"u}llung eines Rohrgrabens mittels Sand betrachtet. Als Alternative hierzu werden zeitweise fließf{\"a}hige selbstverdichtende Verf{\"u}llbaustoffe (ZFSV) betrachtet. ZFSV werden aus einer Grundkomponente (Boden, Baustoffe, Recycling-Stoffe) hergestellt, welche mit Wasser, Bindemittel und ggf. Zus{\"a}tzen versetzt werden. Durch die Erh{\"o}hung des Wassergehalts erhalten die ZFSV ihre fließf{\"a}higen selbstverdichtenden Eigenschaften. Anschließend wird das Wasser durch das Bindemittel und die ggf. verwendeten Zus{\"a}tze teilweise gebunden, so dass i.d.R. bereits wenige Stunden nach der ZFSV-Verf{\"u}llung die Begehbarkeit und nach einem Tag die {\"U}berbaubarkeit gew{\"a}hrleistet ist. Das Bindemittel wird dabei je nach Anwendungszweck dosiert. Zur Verwendung als Bettungsmaterial von Leitungen wird i.d.R. eine zeitabh{\"a}ngige, maximale Druckfestigkeit des ZFSV definiert und damit auch die Menge des Bindemittels begrenzt. Meist wird ein hydraulisch abbindendes Material (z.B. Zement) verwendet. Weitere allgemeine Angaben zum Thema ZFSV finden sich z.B. in Neidhart, Spirkl (2022), Bont (2022), Ramler (2022), Wagner (2022), Wiesinger (2022). Die Herstellung von ZFSV kann in einem Werk (Mixed in Plant) oder vor Ort (Mixed on Site) geschehen. Als Ausgangsmaterial kann Sand, Recyclingmaterial oder, wenn die Eignung nachgewiesen wird, auch das Aushubmaterial vor Ort verwendet werden. Das Potenzial einer nachhaltigen Bauweise durch eine ZFSV-Bettung wird im Beitrag in 4 verschiedenen Szenarien anhand eines realen Bauprojekts in Kelheim betrachtet: 1. Verwendung von Sand-basiertem ZFSV anstelle Sand-Bettung 2. Verwendung von Recyclingmaterial-basiertem ZFSV 3. Verwendung des anstehenden Aushubmaterials zur ZFSV-Herstellung 4. Optimierung des Grabenquerschnitts und Bauablaufs Grunds{\"a}tzlich wurde bereits nachgewiesen, dass die Verwendung von ZFSV als Bettungsmaterial zu einem beschleunigten Bauablauf f{\"u}hren kann, und die Kosten je nach Randbedingung vergleichbar zur Sand-Bettung sind. Mit den dargestellten Szenarien, deren Einfluss auf die Nachhaltigkeit der Baustelle von 1. bis 4. zunimmt, zeigt sich auch in diesem Bereich das Potenzial von ZFSV. Je nach Ausgangsmaterial und Ort der ZFSV-Herstellung kann Material (Sand) und Transporte eingespart, die zu deponierende Menge reduziert und die {\"O}kobilanzierung im Gesamten verbessert werden.}, language = {de} } @article{SchultzHauerHaugetal., author = {Schultz, Maximilian and Hauer, Franziska and Haug, Sonja and Weber, Karsten}, title = {K{\"u}nstliche Intelligenz in sozialen Organisationen implementieren}, series = {Sozialwirtschaft}, volume = {35}, journal = {Sozialwirtschaft}, number = {5}, publisher = {nomos Verlag}, doi = {10.5771/1613-0707-2025-5-35}, pages = {35 -- 38}, abstract = {Die Digitalisierung wird in der Gesellschaft seit vielen Jahren thematisiert. Durch K{\"u}nstliche Intelligenz (KI) hat diese Diskussion einen zus{\"a}tzlichen Anstoß bekommen. Inbesondere f{\"u}r gemeinwohlorientierte Organisationen bieten sich Potenziale sowie Risiken. Sie k{\"o}nnten zur Entlastung von Fachkr{\"a}ften, zur Verbesserung organisatorischer Abl{\"a}ufe und zur Entwicklung neuer Unterst{\"u}tzungsangebote beitragen. Angesichts chronischer Herausforderungen wie Fachkr{\"a}ftemangel, Ressourcenknappheit und wachsender Komplexit{\"a}t von Arbeitsprozessen erscheint KI daher als m{\"o}glicher Hebel f{\"u}r eine tiefgreifende Transformation.}, language = {de} } @article{Richter, author = {Richter, Stefanie}, title = {Ein Essay zur Bedeutung der qualitativ-interpretativen Forschung zur wissenschaftlichen Fundierung der Pflege}, series = {Pflege \& Gesellschaft}, volume = {30}, journal = {Pflege \& Gesellschaft}, number = {3}, publisher = {Beltz Juventa}, issn = {1430-9653}, doi = {10.3262/PUG2503290}, pages = {290 -- 295}, language = {de} }