Aktuelle Publikationen

Dezember 2025

Catalytically active plate heat exchanger for flexible hydrogen release from perhydro benzyltoluene

Phillip Nathrath, Eike Hübner, Peter Wasserscheid, P. Schüle

A catalytic plate reactor derived from the design of conventional plate heat exchangers was used for the continuous and dynamic dehydrogenation of perhydro benzyltoluene, a LOHC. The surface of heat exchanger plates has been catalytically...


Dezember 2025

Introducing AI practitioners to international standards through online competitions

Lorenzo Nava, Monique Kuglitsch, Arif Albayrak, Andrea Toreti, Elena Xoplaki, Stefan Uhlenbrook, Raffaele Albano, Katharina Weitz, Jennifer Selby, Amy Bray, Paul Kennedy, Joel Lontsi, Megan Yates, Ahmed Tambal, Ahmed Ilmane, Andrea Manara, Thomas Basikolo, Chester Karwatowski, Rakiya Babamaaji, Silvia Garcia, Pierre-Philippe Mathieu, Filippo Catani

This Comment analyzes a global online landslide classification challenge to examine whether AI competitions can help participants engage with international standards. The results show that while technical innovation was strong, awareness of...


November 2025

Real-Time Demonstration of Integrated Sensing and Communication in the Sub-Terahertz D-Band

Sven Wittig, Slawomir Stanczak, Michael Peter, Ramez Askar, Rodrigo Hernangómez

Real-time demonstration of an ultra-broadband (4 GHz) integrated sensing and communications (ISAC) system operating at 160 GHz in the upper D-band. The demonstration showcased quasi-monostatic sensing and a 4.9 Gbit/s communication link,...


November 2025

Robust and Efficient Kernel-Based Digital Self-Interference Cancellation Using a Priori Knowledge in Full-Duplex Transceivers

Mohammad Hossein Attar, Slawomir Stanczak, Ramez Askar, Jochen Fink

An enhanced digital self-interference cancellation technique for in-band full-duplex (FD) wireless communications, focusing on overcoming challenges from nonlinear distortions. The method uses a kernelized adaptive projected subgradient method...


November 2025

Split-Inference Architecture for Device-Centric Radio Sensing in a Networked Robotics Scenario

Mehdi Heshmati, Slawomir Stanczak, Michael Peter, Ramez Askar, Zoran Utkovski, Sven Wittig, Yuzhen Ke, Kenan Turbic

An architecture for neuromorphic device-edge co-inference, with application to radio sensing for environment mapping in networked robotics scenarios. The developed demonstration setup integrates a radar sensor, radar preprocessing unit and...


November 2025

Ad-hoc hybrid-heterogeneous metropolitan-range quantum key distribution network

Jan Krause, et al., Matthias Goy

This paper presents the development and implementation of a versatile ad-hoc metropolitan-range quantum key distribution (QKD) network. The approach presented integrates various types of physical channels and QKD protocols, and a mix of trusted...


November 2025

CISSIR: Beam Codebooks with Self-Interference Reduction Guarantees for Integrated Sensing and Communication Beyond 5G

Rodrigo Hernangómez, Slawomir Stanczak, Renato L. G. Cavalcante, Jochen Fink

We have extended current 5G beamforming to reduce self-interference for integrated sensing and communication. Our principled beam codebook design follows novel analytical bounds to guarantee sensing performance alongside broadband...


November 2025

Dual-Beam Planar D-Band Antenna Array: Filtering Patch Antennas and Dielectric Lens

Vitor Carvalho De Almeida, Thomas Haustein, Wilhelm Keusgen, Michael Peter, Ramez Askar, Jaehoon Chung, Laurenz John, Yonghak Suh, Jongpil Lee, Mehmet Ahad Yurtoglu, Arnulf Leuther, Kim Woochan, Chulkyu Mun, Kim Jeongin

A hybrid analog beamforming at D-band is demonstrated by integration between an antenna array and a dielectric lens. The beam is collimated on one plane by the antenna array, and on the other by the elliptical lens profile. The antenna element is...


November 2025

D-Band Dielectric Lens Antenna: Emulated Linear Array Superposition Measurements for Performance Analysis

Vitor Carvalho De Almeida, Wilhelm Keusgen, Michael Peter, Ramez Askar, Jaehoon Chung, Woo Cheol Choi

Dielectric lens characterization in sub-THz frequencies requires not only high precision positioning of the feed antenna, but also the possibility to select multiple relative positions between the lens and the feed, especially in the case of...


November 2025

Network data sharing: a governance framework for ensuring data sovereignty and privacy compliance

Angela Mitrovska, Ronald Freund, Johannes Fischer, Mohammad Behnam Shariati, Pooyan Safari, Aydin Jafari

The telecommunications industry is undergoing a paradigm shift toward open, disaggregated, and automated networks, necessitating a secure, regulated, and sovereign approach to telemetry data sharing among stakeholders. This paper introduces a...


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