Publication list for
Thomas Kiefer (E202)
as author or essentially involved person
24 records (2015 - 2022)
Publications in Scientific Journals
T. Buchner, T. Kiefer, W. Gaggl, L. Zelaya-Lainez, J. Füssl:
"Automated Morphometrical Characterization of Material Phases of Fired Clay Bricks Based on Scanning Electron Microscopy, Energy Dispersive X-Ray Spectroscopy and Powder X-Ray Diffraction";
Construction and Building Materials,
288
(2021),
122909;
1
- 13.
T. Buchner, T. Kiefer, M. Königsberger, A. Jäger, J. Füssl:
"Continuum micromechanics model for fired clay bricks: Upscaling of experimentally identified microstructural features to macroscopic elastic stiffness and thermal conductivity";
Materials & Design,
212
(2021),
110212.
T. Buchner, T. Kiefer, L. Zelaya-Lainez, W. Gaggl, T. Konegger, J. Füssl:
"A Multitechnique, Quantitative Characterization of the Pore Space of Fired Bricks Made of Five Clayey Raw Materials Used in European Brick Industry";
Applied Clay Sciences,
200
(2021),
1
- 16.
H. Kariem, J. Füssl, T. Kiefer, A. Jäger, Ch. Hellmich:
"The Viscoelastic Behavior of Material Phases in Fired Clay Identified by Means of Grid Nanoindentation";
Construction and Building Materials,
231
(2020),
117066;
1
- 23.
H. Kariem, Ch. Hellmich, T. Kiefer, A. Jäger, J. Füssl:
"Micro-CT-Based Identifiation of Double Porosity in Fired Clay Ceramics with Different Poreforming Agents in Various Concentrations";
Journal of Materials Science,
53
(2018),
9411
- 9428.
H. Kariem, T. Kiefer, Ch. Hellmich, W. Gaggl, A. Steiger-Thirsfeld, J. Füssl:
"EDX/XRD-Based Identification of Micrometer-Sized Domains in Scanning Electron Micrographs of Fired Clay";
Materials and Structures,
53
(2020),
109.
T. Kiefer, J. Füssl, H. Kariem, J. Konnerth, W. Gaggl, Ch. Hellmich:
"A Multi-Scale Material Model for the Estimation of the Transversely Isotropic Thermal Conductivity Tensor of Fired Clay Bricks";
Journal of the European Ceramic Society,
40
(2020),
6200
- 6217.
T. Kiefer, H. Kariem, M. Lukacevic, J. Füssl:
"The Compressive Strength of Vertically Perforated Clay Block Masonry Predicted by Means of a Unit-Cell Type Numerical Simulation Tool Taking Discrete Cracking into Account";
Construction and Building Materials,
150
(2017),
24
- 34.
R. Suda, T. Kiefer, Ch. Schranz, J. Füssl:
"A Finite-Element-Based Approach to Quantify the Impact of Bed Joint Reinforcement on the Compressive Strength of Vertically Perforated Clay Block Masonry";
Engineering Structures,
239
(2021),
112277.
Contributions to Proceedings
T. Buchner, T. Kiefer, M. Königsberger, A. Jäger, J. Füssl:
"A Multiscale Model for Fired Clay Brick Masonry: Upscaling of Experimentally Identified Microstructural Features to Macroscopic Elastic Stiffness and Thermal Conductivity";
in: "Programme & Book of Abstracts of the International Symposium on Interdisciplinary Research in Civil Engineering Sciences (IS-IRCES)",
Technische Universität Wien,
2021,
19.
T. Buchner, T. Kiefer, L. Zelaya-Lainez, W. Gaggl, J. Füssl:
"A Multitechnique Characterization and Quantification of the Microstructures of Bricks Made of Different Clayey Raw Materials";
in: "Book of Abstracts of the 37th Danubia Adria Symposium on Advances in Experimental Mechanics",
Johannes Kepler University,
2021,
ISBN: 978-3-9504997-0-4,
45
- 46.
T. Buchner, T. Kiefer, L. Zelaya-Lainez, W. Gaggl, J. Füssl:
"A Multitechnique, Quantitative Characterization of the Microstructure of Fired Clay Bricks";
in: "Abstracts of the 17th International Brick and Block Masonry Online-Conference: From Historical to Sustainable Masonry",
Silesian University of Technology, Cracow University of Technology, Wroclaw University of Technology,
2020,
Paper ID Paper-ID: 265,
1 pages.
T. Kiefer, H. Kariem, J. Füssl:
"A Multi-Scale Material Model for the Determination of the Orthotropic Conductivity Tensor of Brick Ceramic Bodies";
in: "Book of Abstracts of the XXIst. Inter-Institute Seminar for Young Researchers",
Department of Structural Mechanics, Budapest University of Technology and Economics,
2017,
12.
R. Reismüller, M. Lukacevic, T. Kiefer, J. Füssl:
"A Finite-Element-Based Unit Cell Approach for Simulating Vertically Perforated Clay Block Masonry";
in: "Proceedings of the 8th European Concress on Computational Methods in Applied Sciences and Engineering (ECCOMAS Congress 2022)",
International Center for Numerical Methods in Engineering (CIMNE),
2022,
Paper ID 846,
1 pages.
R. Suda, T. Kiefer, Ch. Schranz, J. Füssl:
"Do Fibre Reinforced Bed Joints Affect the Compressive Strength of Brick Masonry? A Stochastic, Finite Element Based Approach to Quantify the Increase of the Load Carrying Capacity";
in: "Programme & Proceedings of the China-Austria Forum for Postgraduates of Civil Engineering",
J. Zhang, B. Pichler (ed.);
Vienna University of Technology,
2019,
91
- 93.
Talks and Poster Presentations (without Proceedings-Entry)
T. Buchner, T. Kiefer, L. Zelaya-Lainez, W. Gaggl, J. Füssl:
"A Multitechnique Characterization and Quantification of the Microstructures of Bricks Made of Different Clayey Raw Materials";
Poster: 37th Danubia-Adria Symposium on Advances in Experimental Mechanics,
Linz, Austria;
09-21-2021
- 09-24-2021.
T. Kiefer:
"A Multi-Scale Approach for the Determination of the Orthotropic Conductivity Tensor of Ceramic Materials";
Talk: 10th International Masonry Conference (10thIMC),
Milan, Italy;
07-09-2018
- 07-11-2018.
T. Kiefer:
"A Multi-Scale Material Model for the Determination of the Orthotropic Conductivity Tensor of Brick Ceramic Bodies";
Talk: XXIst. Inter-Institute Seminar for Young Researchers,
Budapest, Hungary;
10-06-2017
- 10-08-2017.
T. Kiefer:
"Relating Microstructural Characteristics of Fired Clay to Macroscopic Material Properties: a Multiscale Approach";
Talk: VIII International Conference on Coupled Problems in Science and Engineering (Coupled 2019),
Stiges (Barcelona), Spain;
06-03-2019
- 06-05-2019.
R. Suda, T. Kiefer, T. Buchner, C. Schranz, J. Füssl:
"A Multiscale Model for Brick Masonry with Special Focus on Bed Joint Reinforcement";
Talk: 14th World Congress in Computational Mechanics (WCCM) & ECCOMAS Congress 2020,
Virtual Congress;
01-11-2021
- 01-15-2021.
Doctor's Theses (authored and supervised)
T. Kiefer:
"A Multiscale Concept Based on Computational Mechanical Methods to Link Thermal as well as Mechanical Properties from the Microstructure of Fired Clay to the Structural Scale of Masonry";
Supervisor, Reviewer: J. Füssl, Ch. Hellmich, A. Giraud, G. Meschke;
Institut für Mechanik der Werkstoffe und Strukturen,
2019;
oral examination: 05-29-2019.
Diploma and Master Theses (authored and supervised)
T. Kiefer:
"Numerische Modellierung von Ziegelstrukturen zur Prognose der einaxialen Druckfestigkeit und effektiven Wärmeleitfähigkeit";
Supervisor: J. Füssl, J. Eberhardsteiner;
Institut für Mechanik der Werkstoffe und Strukturen,
2015;
final examination: 03-20-2015.
V. Senk:
"Experimentelle Untersuchungen an Dachziegeln als Basis numerischer Simulationen zur Vorhersage der Tragfähigkeit";
Supervisor: T. Kiefer, J. Füssl;
Institut für Mechanik der Werkstoffe un Strukturen,
2020;
final examination: 09-25-2020.
R. Suda:
"Finite Element Based Determination of the Vertical Load Carrying Capacity Increase of Brick Masonry Due to Fibre Reinforced Bed Joints";
Supervisor: J. Füssl, T. Kiefer, Ch. Schranz;
Institut für Mechanik der Werkstoffe und Strukturen,
2019;
final examination: 01-18-2019.
