Kommande disputationer

Jan272023 DoktorsavhandlingMicrostructure and Properties of Additively Manufactured Tool Steels for Hot Stamping Hot work tool steels are commonly used to produce dies for hot stamping, where the steels are exposed to cyclic thermal and mechanical loads. There is a constant demand to improve the lifetime of the dies. Additive manufacturing (AM) provides new ... Författare: Miwen Yuan. Opponent: Massimo Pellizzari, University of Trento, Italy..   09:00  Plats: Virtual Development Lab (VDL). Onlinelänk Microstructure and Properties of Additively Manufactured Tool Steels for Hot Stamping Hot work tool steels are commonly used to produce dies for hot stamping, where the steels are exposed to cyclic thermal and mechanical loads. There... Författare: Miwen Yuan. Opponent: Massimo Pellizzari, University of Trento, Italy..   09:00  Plats: Virtual Development Lab (VDL). Onlinelänk Jan272023 DoktorsavhandlingInfluence of railway wheel tread damage and track properties on wheelset durability – Field tests and numerical simulationsWheel tread damage leading to high magnitudes of vertical wheel–rail contact forces is a major cause of train delays in the Swedish railway network, particularly during the coldest months of the year. According to regulations, vehicles generating ... Författare: Michele Maglio. Opponent: Professor Giorgio Donzella, University of Brescia, Italy.   09:00  Plats: Lecture Hall HC2, Hörsalsvägen 14, Campus Johanneberg, Chalmers. Onlinelänk Influence of railway wheel tread damage and track properties on wheelset durability – Field tests and numerical simulationsWheel tread damage leading to high magnitudes of vertical wheel–rail contact forces is a major cause of train delays in the Swedish railway network... Författare: Michele Maglio. Opponent: Professor Giorgio Donzella, University of Brescia, Italy.   09:00  Plats: Lecture Hall HC2, Hörsalsvägen 14, Campus Johanneberg, Chalmers. Onlinelänk Jan272023 DoktorsavhandlingElectrocatalyst materials for low-temperature hydrogen fuel cellsFuel cells have emerged as an alternative to satisfy the need of energy systems with net-zero emissions. Although fuel cells date back to the 1800s, it is only during the last decades that research and development has enabled true commercializatio... Författare: Gerard Montserrat Siso.   10:00  Plats: Pj-salen. Electrocatalyst materials for low-temperature hydrogen fuel cellsFuel cells have emerged as an alternative to satisfy the need of energy systems with net-zero emissions. Although fuel cells date back to the 1800s... Författare: Gerard Montserrat Siso.   10:00  Plats: Pj-salen. Feb012023 DoktorsavhandlingElectrically Conducting Cellulose Yarns for Electronic TextilesWearable electronics can be used for the purpose of fitness tracking, health monitoring, energy harvesting, and even for communication. Electronic textiles (e-textiles) are a versatile platform which can be employed for the realization of wearable... Författare: Sozan Darabi. Opponent: Esma Ismailova, Ecole des Mines de Saint-Étienne.   13:00  Plats: 10:an, Kemigården 4. Electrically Conducting Cellulose Yarns for Electronic TextilesWearable electronics can be used for the purpose of fitness tracking, health monitoring, energy harvesting, and even for communication. Electronic ... Författare: Sozan Darabi. Opponent: Esma Ismailova, Ecole des Mines de Saint-Étienne.   13:00  Plats: 10:an, Kemigården 4. Feb032023 DoktorsavhandlingDiscovery and applications of family AA9 lytic polysaccharide monooxygenasesAuxililary activity family 9 lytic polysaccharide monooxygenases (abbreviated as AA9s or LPMO9s) are fungal mono-copper enzymes capable of oxidatively cleaving various plant cell wall oligo- and/or polysaccharides. LPMO9s are key components of lig... Författare: Monika Tõlgo. Opponent: Maija Tenkanen, Helsiniki University, Finland.   10:00  Plats: FB-salen, Fysikgården 4. Onlinelänk Discovery and applications of family AA9 lytic polysaccharide monooxygenasesAuxililary activity family 9 lytic polysaccharide monooxygenases (abbreviated as AA9s or LPMO9s) are fungal mono-copper enzymes capable of oxidativ... Författare: Monika Tõlgo. Opponent: Maija Tenkanen, Helsiniki University, Finland.   10:00  Plats: FB-salen, Fysikgården 4. Onlinelänk Feb032023 DoktorsavhandlingFabrication and Testing of Doped Uranium Nitride as an Accident Tolerant Fuel AlternativeNuclear energy is a carbon-free energy source often considered less harmful to the environment than fossil fuels. However, accidents have shown that there are some safety concerns regarding nuclear energy that need to be continuously assessed and ... Författare: Luis Guillermo Gonzalez Fonseca. Opponent: Professor Manuel Pouchon, Paul Scherrer Institute (PSI), Switzerland.   10:00  Plats: 10:an, Kemivägen 4, Göteborg. Onlinelänk Fabrication and Testing of Doped Uranium Nitride as an Accident Tolerant Fuel AlternativeNuclear energy is a carbon-free energy source often considered less harmful to the environment than fossil fuels. However, accidents have shown tha... Författare: Luis Guillermo Gonzalez Fonseca. Opponent: Professor Manuel Pouchon, Paul Scherrer Institute (PSI), Switzerland.   10:00  Plats: 10:an, Kemivägen 4, Göteborg. Onlinelänk Feb082023 DoktorsavhandlingDevelopment of Structural Steels for Powder Bed Fusion - Laser BeamOver the past decade, powder bed fusion – laser beam (PBF-LB) has attracted noticeable attention from both academia and industry. However, there remains a scarcity of approved material for the process, as fewer than 40 alloys are commercially avai... Författare: William Hearn. Opponent: Prof. Thomas Niendorf.   13:00  Plats: Virtual Development Laboratory (VDL), Tvärgata 4C, Chalmers. Onlinelänk Development of Structural Steels for Powder Bed Fusion - Laser BeamOver the past decade, powder bed fusion – laser beam (PBF-LB) has attracted noticeable attention from both academia and industry. However, there re... Författare: William Hearn. Opponent: Prof. Thomas Niendorf.   13:00  Plats: Virtual Development Laboratory (VDL), Tvärgata 4C, Chalmers. Onlinelänk Feb102023 DoktorsavhandlingSingle DNA Molecule Analysis – New Tools for Medical DiagnosisThe DNA molecule, the blueprint of life, contains an enormous amount of information. The information is coded by the combination of four bases; adenine, cytosine, guanine, and thymine, that, together with the sugar-phosphate backbones, make up the... Författare: My Nyblom. Opponent: Associate Professor Robert Neely, School of Chemistry, University of Birmingham, The United Kingdom of Great Britain.   09:00  Plats: Vasa A. Single DNA Molecule Analysis – New Tools for Medical DiagnosisThe DNA molecule, the blueprint of life, contains an enormous amount of information. The information is coded by the combination of four bases; ade... Författare: My Nyblom. Opponent: Associate Professor Robert Neely, School of Chemistry, University of Birmingham, The United Kingdom of Great Britain.   09:00  Plats: Vasa A. Feb102023 DoktorsavhandlingDevelopment and performance evaluation of accident-tolerant coated fuel claddings for light water reactorsThe development of accident tolerant fuel has the aim of providing nuclear fuels able to endure severe accident conditions. Research in this field has also sparked a wave of material renewal in the nuclear industry that had been delayed for the la... Författare: Andrea Fazi. Opponent: Dr. Jean-Christophe Brachet, Paris-Saclay University, France.   09:30  Plats: PJ Salen or ZOOM (Password: coatedclad). Onlinelänk Development and performance evaluation of accident-tolerant coated fuel claddings for light water reactorsThe development of accident tolerant fuel has the aim of providing nuclear fuels able to endure severe accident conditions. Research in this field ... Författare: Andrea Fazi. Opponent: Dr. Jean-Christophe Brachet, Paris-Saclay University, France.   09:30  Plats: PJ Salen or ZOOM (Password: coatedclad). Onlinelänk Feb102023 DoktorsavhandlingDevelopment of Multi-grit cBN Grinding Wheel for Crankshaft GrindingA crankpin, part of a crankshaft, has a complex profile that is difficult to grind. The process often causes challenges such as excessive heat on the crankpin sidewall and wheel wear on the radius, causing reduced dressing interval. Different solu... Författare: Nastja Macerol. Opponent: Professor Xun Chen, Liverpool John Moores University, United Kingdom.   10:00  Plats: Virtual Development Laboratory (VDL), Chalmers Tvärgata 4C, Gothenburg. Development of Multi-grit cBN Grinding Wheel for Crankshaft GrindingA crankpin, part of a crankshaft, has a complex profile that is difficult to grind. The process often causes challenges such as excessive heat on t... Författare: Nastja Macerol. Opponent: Professor Xun Chen, Liverpool John Moores University, United Kingdom.   10:00  Plats: Virtual Development Laboratory (VDL), Chalmers Tvärgata 4C, Gothenburg. Feb102023 DoktorsavhandlingDynamics of bubbles across scalesThis thesis presents numerical investigations of bubbly flow phenomena across a wide range of relevant spatial and temporal scales. The aim is to increase our understanding of a great variety of underlying phenomena and to facilitate improved pred... Författare: Niklas Hidman. Opponent: Prof. Stéphane Zaleski, Sorbonne Université & CNRS, France.   10:00  Plats: EC-salen, Hörsalsvägen 11. Onlinelänk Dynamics of bubbles across scalesThis thesis presents numerical investigations of bubbly flow phenomena across a wide range of relevant spatial and temporal scales. The aim is to i... Författare: Niklas Hidman. Opponent: Prof. Stéphane Zaleski, Sorbonne Université & CNRS, France.   10:00  Plats: EC-salen, Hörsalsvägen 11. Onlinelänk Feb162023 DoktorsavhandlingAdaptive Microarchitectural Optimizations to Improve Performance and Security of Multi-Core ArchitecturesWith the current technological barriers, microarchitectural optimizations are increasingly important to ensure performance scalability of computing systems. The shift to multi-core architectures increases the demands on the memory system, and ampl... Författare: Nadja Holtryd. Opponent: Professor Moinuddin K. Qureshi, Georgia Institute of Technology.   14:00  Plats: EA. Onlinelänk Adaptive Microarchitectural Optimizations to Improve Performance and Security of Multi-Core ArchitecturesWith the current technological barriers, microarchitectural optimizations are increasingly important to ensure performance scalability of computing... Författare: Nadja Holtryd. Opponent: Professor Moinuddin K. Qureshi, Georgia Institute of Technology.   14:00  Plats: EA. Onlinelänk Feb172023 DoktorsavhandlingFrom Industry to Practice: Can Users Tackle Domain Tasks with Augmented Reality?Augmented Reality (AR) is a cutting-edge interactive technology. While Virtual Reality (VR) is based on completely virtual and immersive environments, AR superimposes virtual objects onto the real world. The value of AR has been demonstrated and a... Författare: Yuchong Zhang. Opponent: Prof. Huyen Nguyen VENISE team, LISN/CNRS Université Paris-Saclay, Orsay, France.   09:30  Plats: Gamma, Svea building, Forskningsgången 4, Chalmers Lindholmen. For online defense, the password: 230217. Onlinelänk From Industry to Practice: Can Users Tackle Domain Tasks with Augmented Reality?Augmented Reality (AR) is a cutting-edge interactive technology. While Virtual Reality (VR) is based on completely virtual and immersive environmen... Författare: Yuchong Zhang. Opponent: Prof. Huyen Nguyen VENISE team, LISN/CNRS Université Paris-Saclay, Orsay, France.   09:30  Plats: Gamma, Svea building, Forskningsgången 4, Chalmers Lindholmen. For online defense, the password: 230217. Onlinelänk Feb212023 DoktorsavhandlingFree-space cavity optomechanical systems on a chip with III-V heterostructuresCavity optomechanics examines the mutual interaction between light and mechanical motion for controlling mechanical resonators down to the quantum regime. A major challenge in the field of cavity optomechanics remains accessing a strong interactio... Författare: Sushanth Kini. Opponent: Assoc. Prof. Dr. Aurelien Dantan, Aarhus University, Denmark.   10:00  Plats: Kollektorn, lecture room, MC2-huset, Campus Johanneberg. Onlinelänk Free-space cavity optomechanical systems on a chip with III-V heterostructuresCavity optomechanics examines the mutual interaction between light and mechanical motion for controlling mechanical resonators down to the quantum ... Författare: Sushanth Kini. Opponent: Assoc. Prof. Dr. Aurelien Dantan, Aarhus University, Denmark.   10:00  Plats: Kollektorn, lecture room, MC2-huset, Campus Johanneberg. Onlinelänk Feb232023 DoktorsavhandlingData-driven Ship Performance Models - - Emphasis on Energy Efficiency and Fatigue SafetyDue to digitalization in the maritime industry, a huge amount of ship operation-related data has been collected. The main objective of this thesis is to exploit machine learning/big data analytics to build data-driven ship performance models, focu... Författare: Xiao Lang. Opponent: Professor Giles Thomas, University College London (UCL), London, UK..   09:00  Plats: Lecture hall KB in the Kemi building, Chalmers University of Technology, Kemigården 4, Göteborg.. Onlinelänk Data-driven Ship Performance Models - - Emphasis on Energy Efficiency and Fatigue SafetyDue to digitalization in the maritime industry, a huge amount of ship operation-related data has been collected. The main objective of this thesis ... Författare: Xiao Lang. Opponent: Professor Giles Thomas, University College London (UCL), London, UK..   09:00  Plats: Lecture hall KB in the Kemi building, Chalmers University of Technology, Kemigården 4, Göteborg.. Onlinelänk Feb242023 DoktorsavhandlingExperimental Validation and Applications of a Phased Array Ultrasonic Testing Probe ModelNew manufacturing technologies are developed to facilitate flexible product designs and production processes. However, the quality of the final products should not be compromised. The assessment of product quality and integrity lies on various ins... Författare: Xiangyu Lei. Opponent: Gareth Pierce, University of Strathclyde, Scotland.   09:00  Plats: VDL, Chalmers Tvärgata 4C, Göteborg. Experimental Validation and Applications of a Phased Array Ultrasonic Testing Probe ModelNew manufacturing technologies are developed to facilitate flexible product designs and production processes. However, the quality of the final pro... Författare: Xiangyu Lei. Opponent: Gareth Pierce, University of Strathclyde, Scotland.   09:00  Plats: VDL, Chalmers Tvärgata 4C, Göteborg. Mar102023 DoktorsavhandlingParametric Estimation Techniques for Space-Time Adaptive Processing with Applications for Airborne Bistatic Radar SystemsThis thesis considers parametric scenario based methods for Space-Time Adaptive Processing (STAP) in airborne bistatic radar systems. STAP is a multidimensional filtering technique used to mitigate the influence of interference and noise in a targ... Författare: Jacob Klintberg. Opponent: Braham Himed, Air Force Research Laboratory, USA.   10:00  Plats: EC. Parametric Estimation Techniques for Space-Time Adaptive Processing with Applications for Airborne Bistatic Radar SystemsThis thesis considers parametric scenario based methods for Space-Time Adaptive Processing (STAP) in airborne bistatic radar systems. STAP is a mul... Författare: Jacob Klintberg. Opponent: Braham Himed, Air Force Research Laboratory, USA.   10:00  Plats: EC.