Ph.D. Theses

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2025-11-04
10:06
OpenAccess [FZJ-2025-04401] Book/Dissertation / PhD Thesis

Bewertung lokaler Eigenspannungsverteilungen bei der lokalen Bauteilreparatur durch Kaltgasspritzen
Jülich : Forschungszentrum Jülich GmbH Zentralbibliothek, Verlag, Schriften des Forschungszentrums Jülich Reihe Energie & Umwelt / Energy & Environment 680, 154, xxvii () [10.34734/FZJ-2025-04401] = Dissertation, Bochum, 2025
In recent years, there has been a notable increase in interest in cold spraying, largely due to its potential applications in repair and additive manufacturing. Nevertheless, further research is required to gain insight into the residual stress state and mechanical integrity of cold sprayed coatings. [...]
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2025-10-31
10:30
[FZJ-2025-04362] Dissertation / PhD Thesis
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Characterization and optimization of SiyGe1-x-y Snx alloys towards integrated thermoelectric devices
120p. () = Dissertation, RWTH Aachen, 2025

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2025-10-30
12:49
[FZJ-2025-04330] Dissertation / PhD Thesis

Molecular-Beam Epitaxy of Topological Insulator - Superconductor Heterostructures on Sapphire
110p. () = Dissertation, RWTH Aachen, 2025

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2025-10-16
12:24
OpenAccess [FZJ-2025-04180] Book/Dissertation / PhD Thesis

Phonons in Magnetic Systems by means of Density-Functional Perturbation Theory
Jülich : Forschungszentrum Jülich GmbH Zentralbibliothek, Verlag, Schriften des Forschungszentrums Jülich Reihe Schlüsseltechnologien / Key Technologies 301, xviii, 195 () [10.34734/FZJ-2025-04180] = Dissertation, RWTH Aachen University, 2025
Phonons are quantized vibrational excitations of the crystal lattice. These quasiparticles play a crucial role in understanding many properties of the solid-state system. [...]
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2025-10-10
12:01
OpenAccess [FZJ-2025-04110] Dissertation / PhD Thesis

Interpretability and Reliability in Neuroimaging
91 pp. () [10.34734/FZJ-2025-04110] = Dissertation, HHU Düsseldorf, 2025
The development of magnetic resonance imaging (MRI) based biomarkers is a constant endeavorin the field of clinical neuroscience. Although these biomarkers hold great potential, only few havebeen adopted for routine clinical use. [...]
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2025-10-02
16:14
[FZJ-2025-03959] Dissertation / PhD Thesis

Advances and Applications in High-Definition Simulation of Packed Bed Liquid Chromatography
124 p. () = Dissertation, RWTH Aachen, 2025

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2025-09-25
11:19
OpenAccess [FZJ-2025-03887] Book/Dissertation / PhD Thesis

Ab initio investigations of spin-orbit functionalized graphene
Jülich : Forschungszentrum Jülich GmbH Zentralbibliothek, Verlag, Schriften des Forschungszentrums Jülich Reihe Schlüsseltechnologien / Key Technologies 299, 163 pp. () [10.34734/FZJ-2025-03887] = Dissertation, RWTH Aachen University, 2025
Graphene (Gr) has obtained significant attention in the realm of advanced information technologies due to its remarkable electronic properties, such as high carrier mobility, an unusual quantum Hall effect, and long spin lifetimes at room temperature. These attributes make Gr a promising candidate for various applications, particularly in spintronics. [...]
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2025-09-25
11:06
OpenAccess [FZJ-2025-03886] Book/Dissertation / PhD Thesis

A System for the Cryogenic Power Management of Quantum Computing Electronics: Development, Integration, and Test
Jülich : Forschungszentrum Jülich GmbH Zentralbibliothek, Verlag, Schriften des Forschungszentrums Jülich Reihe Information / Information 114, xxv, 110, lviii () [10.34734/FZJ-2025-03886] = Dissertation, Duisburg-Essen, 2025
In view of the post-Moore’s law era, new computational paradigms that could serve as powerful alternatives to the classical computing are under development. One of those paradigms is Quantum Computing (QC). [...]
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2025-09-25
10:37
OpenAccess [FZJ-2025-03883] Book/Dissertation / PhD Thesis

Single-file Movement: Literature Review, Empirical Analysis with Artificial Neural Networks, and Modeling
Jülich : Forschungszentrum Jülich GmbH Zentralbibliothek, Verlag, Schriften des Forschungszentrums Jülich IAS Series 73, x, 115 () [10.34734/FZJ-2025-03883] = Dissertation, Wuppertal, 2025
Several influential factors impact pedestrian movement within crowds, making their analysis complex and challenging. To address this, we employ a simplified system referred to as single-file. [...]
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2025-09-25
10:11
OpenAccess [FZJ-2025-03880] Book/Dissertation / PhD Thesis

Strontium titanate based materials for use as oxygen transport membranes in membrane reactors
Jülich : Forschungszentrum Jülich GmbH Zentralbibliothek, Verlag, Schriften des Forschungszentrums Jülich Reihe Energie & Umwelt / Energy & Environment 674, XIV, 132 () [10.34734/FZJ-2025-03880] = Dissertation, Twente, 2025
Perovskite-structured oxygen transport membranes hold great potential for the energy-efficient separation of pure oxygen from air. While many materials have demonstrated excellent performance, their industrial application still remains limited due to the lack of material stability, which hinders long-term operation under the required conditions. [...]
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