Institutionen der Universität Bayreuth
BERC - Bayreuth Engine Research Center

2024

Walter, Stefanie ; Schwanzer, Peter ; Hagen, Gunter ; Rabl, Hans-Peter ; Dietrich, Markus ; Moos, Ralf:
Combined Ash and Soot Monitoring for Gasoline Particulate Filters Using a Radio-Frequency-Based Sensor.
In: Emission Control Science & Technology. Bd. 10 (2024) . - S. 1-9.
ISSN 2199-3637
DOI der Verlagsversion: https://doi.org/10.1007/s40825-023-00235-y

2023

Steiner, Carsten ; Hagen, Gunter ; Kogut, Iurii ; Fritze, Holger ; Moos, Ralf:
Analysis of defect mechanisms in nonstoichiometric ceria-zirconia by the microwave cavity perturbation method.
In: Journal of the American Ceramic Society. Bd. 106 (2023) Heft 5 . - S. 2875-2892.
ISSN 1551-2916
DOI der Verlagsversion: https://doi.org/10.1111/jace.18938

Walter, Stefanie ; Hagen, Gunter ; Koch, Daniel ; Geißelmann, Andreas ; Moos, Ralf:
On the Suitability of NOₓ-Storage-Catalysts for Hydrogen Internal Combustion Engines and a Radio Frequency-Based NOₓ Loading Monitoring.
In: Topics in Catalysis. Bd. 66 (2023) . - S. 964-972.
ISSN 1572-9028
DOI der Verlagsversion: https://doi.org/10.1007/s11244-022-01727-x

2022

Walter, Stefanie ; Schwanzer, Peter ; Steiner, Carsten ; Hagen, Gunter ; Rabl, Hans-Peter ; Dietrich, Markus ; Moos, Ralf:
Mixing Rules for an Exact Determination of the Dielectric Properties of Engine Soot Using the Microwave Cavity Perturbation Method and Its Application in Gasoline Particulate Filters.
In: Sensors. Bd. 22 (2022) Heft 9 . - No. 3311.
ISSN 1424-8220
DOI der Verlagsversion: https://doi.org/10.3390/s22093311

2020

Walter, Stefanie ; Schwanzer, Peter ; Hagen, Gunter ; Haft, Gerhard ; Rabl, Hans-Peter ; Dietrich, Markus ; Moos, Ralf:
Modelling the Influence of Different Soot Types on the Radio-Frequency-Based Load Detection of Gasoline Particulate Filters.
In: Sensors. Bd. 20 (2020) Heft 9 . - No. 2659.
ISSN 1424-8220
DOI der Verlagsversion: https://doi.org/10.3390/s20092659

Herrmann, Julia ; Hagen, Gunter ; Kita, Jaroslaw ; Noack, Frank ; Bleicker, Dirk ; Moos, Ralf:
Multi-gas sensor to detect simultaneously nitrogen oxides and oxygen.
In: Journal of Sensors and Sensor Systems. Bd. 9 (2020) Heft 2 . - S. 327-335.
ISSN 2194-878X
DOI der Verlagsversion: https://doi.org/10.5194/jsss-9-327-2020

2019

Steiner, Carsten ; Malashchuk, Vladimir ; Kubinski, David J. ; Hagen, Gunter ; Moos, Ralf:
Catalyst State Diagnosis of Three-Way Catalytic Converters Using Different Resonance Parameters : A Microwave Cavity Perturbation Study.
In: Sensors. Bd. 19 (2019) Heft 16 . - No. 3559.
ISSN 1424-8220
DOI der Verlagsversion: https://doi.org/10.3390/s19163559

2018

Hagen, Gunter ; Spannbauer, Christoph ; Feulner, Markus ; Kita, Jaroslaw ; Müller, Andreas ; Moos, Ralf:
Conductometric Soot Sensors : Internally Caused Thermophoresis as an Important Undesired Side Effect.
In: Sensors. Bd. 18 (2018) Heft 10 . - No. 3531.
ISSN 1424-8220
DOI der Verlagsversion: https://doi.org/10.3390/s18103531

2017

Feulner, Markus ; Hagen, Gunter ; Hottner, Kathrin ; Redel, Sabrina ; Müller, Andreas ; Moos, Ralf:
Comparative Study of Different Methods for Soot Sensing and Filter Monitoring in Diesel Exhausts.
In: Sensors. Bd. 17 (18 Februar 2017) Heft 2 . - Artikelnummer 400.
ISSN 1424-8220
DOI der Verlagsversion: https://doi.org/10.3390/s17020400

Dietrich, Markus ; Hagen, Gunter ; Reitmeier, Willibald ; Burger, Katharina ; Hien, Markus ; Grass, Philippe ; Kubinski, David J. ; Visser, Jacobus H. ; Moos, Ralf:
Radio-Frequency-Based NH₃-Selective Catalytic Reduction Catalyst Control : Studies on Temperature Dependency and Humidity Influences.
In: Sensors. Bd. 17 (2017) Heft 7 . - Article number: 1615.
ISSN 1424-8220
DOI der Verlagsversion: https://doi.org/10.3390/s17071615

Dietrich, Markus ; Hagen, Gunter ; Reitmeier, Willibald ; Burger, Katharina ; Hien, Markus ; Grass, Philippe ; Kubinski, David J. ; Visser, Jacobus H. ; Moos, Ralf:
Radio-Frequency-Controlled Urea Dosing for NH3-SCR Catalysts : NH3 Storage Influence to Catalyst Performance under Transient Conditions.
In: Sensors. Bd. 17 (2017) Heft 12 . - S. 2746. - Article number: 2746.
ISSN 1424-8220
DOI der Verlagsversion: https://doi.org/10.3390/s17122746

2016

Bärwinkel, Mark ; Lorenz, Sebastian ; Stäglich, Robert ; Brüggemann, Dieter:
Influence of focal point properties on energy transfer and plasma evolution during laser ignition process with a passively q-switched laser.
In: Optics Express. Bd. 24 (11 Juli 2016) Heft 14 . - S. 15189-15203.
ISSN 1094-4087
DOI der Verlagsversion: https://doi.org/10.1364/OE.24.015189

2015

Lorenz, Sebastian ; Bärwinkel, Mark ; Heinz, Peter ; Lehmann, Sebastian ; Mühlbauer, Wolfgang ; Brüggemann, Dieter:
Characterization of energy transfer for passively Q-switched laser ignition.
In: Optics Express. Bd. 23 (2015) Heft 3 . - S. 2647-2659.
ISSN 1094-4087
DOI der Verlagsversion: https://doi.org/10.1364/OE.23.002647

Feulner, Markus ; Hagen, Gunter ; Müller, Andreas ; Schott, Andreas ; Zöllner, Christian ; Brüggemann, Dieter ; Moos, Ralf:
Conductometric Sensor for Soot Mass Flow Detection in Exhausts of Internal Combustion Engines.
In: Sensors. Bd. 15 (2015) . - S. 28796-28806.
ISSN 1424-8220
DOI der Verlagsversion: https://doi.org/10.3390/s151128796

Dietrich, Markus ; Jahn, Christoph ; Lanzerath, Peter ; Moos, Ralf:
Microwave-Based Oxidation State and Soot Loading Determination on Gasoline Particulate Filters with Three-Way Catalyst Coating for Homogenously Operated Gasoline Engines.
In: Sensors. Bd. 15 (2015) Heft 9 . - S. 21971-21988.
ISSN 1424-8220
DOI der Verlagsversion: https://doi.org/10.3390/en8088887

Diwisch, Pascal ; Rieg, Frank ; Alber-Laukant, Bettina:
Virtuelle Produktgestaltung durch numerische Simulation : Konstruktive Motorengestaltung zur Reduktion von Kurzschlussströmungen in Zweitaktmotoren.
Bayreuth , 2015 . - 2 S.