Institutt for konstruksjonsteknikk
Recent Submissions
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Micromechanical modelling of fracture in ductile alloys with applications to high-strength steel
(Doctoral theses at NTNU;2020:313, Doctoral thesis, 2020) -
Self-assembled superstructures of magnetic nanoparticles: advanced nanofabrication and enhanced mechanical properties
(Doctoral theses at NTNU;2020:271, Doctoral thesis, 2020)Artificial materials composed of self-assembled magnetic nanoparticles (i.e. magnetic superstructures) have attracted immense scientific interest in the past two decades due to their extraordinary collective behavior. An ... -
An experimental study on pre-stretched double-chamber 6000-series aluminium profiles subjected to quasi-static and dynamic axial crushing
(Peer reviewed; Journal article, 2020)Automotive crash boxes require a material selection with strength and ductility in a balanced combination. In this work, the behaviour of double-chamber AA6063 and AA6082 aluminium profiles subjected to quasi-static and ... -
Experimental Characterization and Modelling of the PLC Effect in an AlMg-Alloy
(Peer reviewed; Journal article, 2021)In the present work, uniaxial tension tests have been conducted to study the mechanical response of a commercial Al4.5wt%Mg alloy (AA5182). The measurements range from the strain rate of 10-4 to 100 s-1 at room temperature. ... -
Conceptual form-finding in structural engineering
(Doctoral theses at NTNU;2020:232, Doctoral thesis, 2020)The building industry is a growing industry, and it is expected to be expanding further in the near future. In the design, production and construction of new projects, the conceptual design is clearly the most creative ... -
Impact on porous polymer coated pipelines
(Doctoral theses at NTNU;2020:105, Doctoral thesis, 2020) -
Multi-scale modelling and simulation of ductile failure in aluminium structures
(Doctoral theses at NTNU;2020:374, Doctoral thesis, 2020) -
Anisotropic tensile behaviour of short glass-fibre reinforced polyamide-6
(Peer reviewed; Journal article, 2020)This paper presents an experimental investigation of injection-moulded short glass-fibre reinforced polyamide-6 reinforced with 0 wt.%, 15 wt.% and 30 wt.% fibres. The fibre orientation distributions are characterized by ... -
Inspection and Assessment of Corrosion in Pretensioned Concrete Bridge Girders Exposed to Coastal Climate
(Peer reviewed; Journal article, 2020)The most common methods for detecting chloride-induced corrosion in concrete bridges are half-cell potential (HCP) mapping, electrical resistivity (ER) measurements, and chloride concentration testing, combined with visual ... -
Detailed investigation of the shearing mechanism of β" precipitates in Al-Mg-Si alloys
(Peer reviewed; Journal article, 2020)The mechanism behind shearing of β'' precipitates in Al-Mg-Si alloys during deformation is investigated by applying advanced transmission electron microscopy (TEM) techniques and frozen phonon multislice TEM image simulations ... -
Physics-based and data-driven reduced order models: applications to coronary artery disease diagnostics
(Doctoral theses at NTNU;2020:362, Doctoral thesis, 2020)In this thesis we have developed reduced-order models for the prediction of pressure and flow in the arterial system and for the diagnosis of coronary artery disease. By reduced-order model we refer to a reduction of ... -
Model uncertainty assessment for wave- and current-induced global response of a curved floating pontoon bridge
(Peer reviewed; Journal article, 2020)The present paper provides a comparison between the numerical and experimental response for a generic floating pontoon bridge structure, thereby also serving to quantify the inherent uncertainties associated with both types ... -
Testing and modelling of multimaterial joints
(Doctoral theses at NTNU;2020:368, Doctoral thesis, 2020)The trend towards lightweight design in the automotive industry has led to increasingly optimal and complex structures, where fundamentally different materials are combined. An effective way of combining these would be to ... -
Multiaxial fatigue analysis of offshore mooring chains, considering the effects of residual stresses and corrosion pits
(Doctoral theses at NTNU;2020:337, Doctoral thesis, 2020)The integrity of the mooring lines used to anchor offshore facilities and floating platforms has been always desired while its continuous achievement has been challenging. Many mooring line failures have occurred in the ... -
Production and Documentation of Frost Durable High-Volume Fly Ash Concrete: air entrainment, cracking and scaling in performance testing
(Doctoral theses at NTNU;2020:366, Doctoral thesis, 2020)Concrete with moderate replacement levels of fly ash (FA) has been used for decades and considered sustainable in harsh environments. If the replacement levels become high (FA/C > 40…50%), the range of properties from fresh ... -
Polysiloxane as icephobic materials – the past, present and the future
(Journal article; Peer reviewed, 2020)Polysiloxane is one of the most favorite polymeric materials used in the emerging field of passive surface icephobicity; This is due to its tailorable softness, hydrophobicity, and relatively high durability. Given the ... -
Numerical investigation of a novel pattern for reducing residual stress in additive manufacturing
(Journal article; Peer reviewed, 2020)Deposition patterns can significantly affect residual stress distribution in additive manufacturing processes. In this paper, a novel deposition pattern, the S-pattern, is proposed for the additive manufacturing process. ... -
Effect of kinematic interaction on seismic response of offshore wind turbines on monopiles
(Peer reviewed; Journal article, 2020)Interest in renewable energy over the past decade has motivated a remarkable research on offshore wind energy. Due to the environmental loading conditions in the early developments of offshore wind farms, the focus of the ... -
Stability, deformation and rupture of Janus oligomer enabled self-emulsifying water-in-oil microemulsion droplet
(Peer reviewed; Journal article, 2020)Microemulsion exists widely in nature, daily life and industrial manufacturing, including petroleum production, food processing, drug delivery, new materials fabrication, sewage treatment, etc. The mechanical properties ... -
Donnan Contribution and Specific Ion Effects in Swelling of Cationic Hydrogels are Additive: Combined High-Resolution Experiments and Finite Element Modeling
(Journal article; Peer reviewed, 2020)Finite element modeling applied to analyze experimentally determined hydrogel swelling data provides quantitative description of the hydrogel in the aqueous solutions with well-defined ionic content and environmental ...