Explanipedia

Time-efficient method for the kinetic characterization of iron ore feedstocks for H2-based direct reduction Open

Michael Gallwitz, J.L. Roth, Robin Breitbach, Matthias Jahn, Gregor Herz , et al. · 2025

H2-based direct reduction of iron ore is a promising opportunity to mitigate process-related CO2 emissions in the steel industry. However, efficient operation of the direct reduction plant is crucial for the transformation process, since g…

TransHyDE‐Sys: An Integrated Systemic Approach for Analyzing and Supporting the Transformation of Energy Systems and Hydrogen Infrastructure Development Open

Stephan Kigle, Stephan Mohr, T. Kneiske, Tanja Clees, Michael Ebner , et al. · 2024

In addition to the long‐term goal of mitigating climate change, the current geopolitical upheavals heighten the urgency to transform Europe's energy system. This involves expanding renewable energies while managing intermittent electricity…

Lab‐Scale Demonstration of By‐Product Utilization in an Integrated Power‐to‐Liquid Process Applying Co‐Electrolysis Open

Gregor Herz, Michael Gallwitz, Ralf Näke, Stefan Megel, Matthias Jahn , et al. · 2023

High‐temperature electrolysis has been shown to be a promising technology for the so‐called Power‐to‐Liquid processes. However, to reach the full potential of high‐temperature electrolysis regarding process efficiency, by‐product recircula…

Economic evaluation of low-carbon steelmaking via coupling of electrolysis and direct reduction Open

Eric Jacobasch, Gregor Herz, Christopher Rix, Nils Müller, Erik Reichelt , et al. · 2021

The transition from fossil-based primary steel production to a low-emission alternative has gained increasing attention in recent years. Various schemes including Carbon Capture and Utilization (CCU) and Carbon Direct Avoidance (CDA) via h…

Progress in SOC Development at Fraunhofer IKTS Open

Mihails Kusnezoff, Matthias Jahn, Stefan Megel, Erik Reichelt, Nikolai Trofimenko , et al. · 2021

After long and successful development history of Solid Oxide Cells (SOC) continuous improvement in performance, longevity, manufacturing, and system integration it is necessary to bring this highly efficient technology to the market. The a…

Spatially-resolved reaction profiles in Fischer-Tropsch synthesis – influence of operating conditions and promotion for iron-based catalysts Open

Florian Wolke, Yiwen Hu, Michael Schmidt, Oliver Korup, Raimund Horn , et al. · 2021

Assessment of fossil-free steelmaking based on direct reduction applying high-temperature electrolysis Open

Nils Müller, Gregor Herz, Erik Reichelt, Matthias Jahn, A. Michaelis · 2021

Economic assessment of Power-to-Liquid processes – Influence of electrolysis technology and operating conditions Open

Gregor Herz, Christopher Rix, Eric Jacobasch, Nils Müller, Erik Reichelt , et al. · 2021

Modeling of a Novel Atmospheric SOFC/GT Hybrid Process and Comparison with State‐of‐the‐Art SOFC System Concepts Open

Cynthia Cruz, Gregor Herz, Erik Reichelt, Matthias Jahn · 2020

A novel concept for an atmospheric solid oxide fuel cell (SOFC) hybrid system applying a sub‐atmospheric gas turbine is proposed. Based on a developed process model suitable operating conditions are studied. The resulting performance is co…

A prospective observational trial evaluating factors predictive of accurate endotracheal tube positioning in neonates and small infants Open

Chinedu Ulrich Ebenebe, Philipp Deindl, Monika Wolf, Matthias Jahn, Dominique Singer , et al. · 2020

Background There is a high incidence of endotracheal tube malposition in neonates and small infants. Yet, verification of accurate endotracheal tube location via radiographic imaging involves radiation exposure. Aims This study aimed to id…

High Temperature Co‐Electrolysis as a Key Technology for CO<sub>2</sub> Emission Mitigation – A Model‐Based Assessment of CDA and CCU Open

Gregor Herz, Nils Müller, Paul Adam, Stefan Megel, Erik Reichelt , et al. · 2020

The mitigation of CO 2 emissions is a major challenge for modern society. While the mitigation of energy‐related emissions can be achieved comparatively easy by switching to renewable energy sources, reduction of process‐related industrial…

Spark discharge aerosol generator for field calibration of absorption photometers: Aerosol properties and stability Open

Jorge Saturno, Andreas Nowak, Matthias Jahn, Tobias Klein, Thomas Müller , et al. · 2020

<p>Atmospheric aerosol particles can significantly impact the atmospheric radiative balance by scattering and absorbing incoming solar radiation. Additionally, they are known to strongly affect human health. Given the strong variatio…

H. Gesamtergebnis Open