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Environmental Stress Cracking of Interior Polymers used in the car
(Master thesis, 2018)The thesis project was about testing of polymers used in the interiors of the cars - ABS and PC/ABS for resistance to cracking due to environmental stress conditions. This includes testing cracking/crazing of the materials ... -
Enzymatic pretreatment of steam-exploded birch wood for increased biogas production and lignin degradation
(Peer reviewed; Journal article, 2021)Lignocellulose is readily available biomass for biogas production; however, due to its rigid structure, it requires pretreatment to obtain a maximum energy extraction. In this study, steam explosion (SE) (220 °C and 10 ... -
Equilibrium and thermal properties of selected CO2-methane-tertiary amine systems; an experimental and modelling study
(Doctoral theses at NTNU;2017:23, Doctoral thesis, 2017)In this work semi-differential heat of absorption of CO2 into aqueous solutions of Nmethyldiethanolamine (MDEA) and N,N-dimethylmonoethanolamine (DMMEA) has been investigated in a reaction calorimeter. The experiments ... -
Equilibrium Partitioning of Naphthenic Acid Mixture Part 2: Crude Oil-Extracted Naphthenic Acids
(Journal article; Peer reviewed, 2018)Crude oil naphthenic acids can partition into the water phase during oil production. Variations in production parameters such as temperature, pressure, pH, and water cut affect partitioning. In a previous article, a method ... -
Equilibrium Partitioning of Naphthenic Acid Mixture, Part 1: Commercial Naphthenic Acid Mixture
(Journal article; Peer reviewed, 2018)Crude oil contains naphthenic acids that can partition into water. This phenomenon is a function of several parameters, such as the naphthenic acid composition, pH, and water phase salinity. This article is a continuation ... -
Equilibrium partitioning of naphthenic acids and bases and their consequences on interfacial properties
(Journal article; Peer reviewed, 2017)This article aims to create a model to accurately predict the equilibrium partitioning of naphthenic acids and basic crude oil components between the oil and water phase. The model was tested on 2 acids and 2 bases. After ... -
Establishing Characterization and Methodology for Analyzing Performance of Commercial Particulate Silver Catalyst for Formalin Production
(Master thesis, 2016)Formaldehyde is the simplest aldehyde and is an active organic compound in many reactions making it a versatile building block for the chemical industry. Formaldehyde can be produced by partial oxidative dehydrogenation ... -
Establishing Experimental and Characterization Methodology for Analyzing the Performance of Silver Catalysts for Formalin Production
(Master thesis, 2016)Formaldehyde is an essential component of wood adhesives, which can be used for a wide range of applications, and is an important intermediate in the production of several fine chemicals. Industrially, production of ... -
Establishing Experimental and Characterization Methodology for Analyzing the Performance of Silver Catalysts for Formalin Production
(Master thesis, 2016)Formaldehyde is the essential component of wood adhesives, which can be used for a wide range of applications and is an important intermediate in the production of several fine chemicals. Industrially production of ... -
Ethylene Oxychlorination on CuCI2 based Catalysts: Operando Kinetic Study
(Doctoral thesis, 2019)Polyvinyl chloride, popularly known as PVC is the third most used plastic in the world. It is used for producing pipes, synthetic leather, window frames, water hoses, floors, coatings, etc. PVC is durable, long lasting and ... -
Ethylene Oxychlorination on CuCl2 based Catalysts: Mechanism and Kinetics
(Doctoral theses at NTNU;2021:114, Doctoral thesis, 2021)Ethylene oxychlorination is one of the major industrial sources of vinyl chloride, the monomer of poly-vinyl chloride (PVC). The oxychlorination reaction is catalysed by alumina supported, CuCl2 based catalysts which ... -
European standardization efforts from FAIR toward explainable-AI-ready data documentation in materials modelling
(Chapter, 2023)Security critical AI applications require a standardized and interoperable data and metadata documentation that makes the source data explainable-AI ready (XAIR). Within the domain of materials modelling and characterization, ... -
Evaluating the possibility of high-pressure desorption of CO2 via volatile co-solvent injection
(Peer reviewed; Journal article, 2021)This work evaluates the possibility of employing a volatile co-solvent injection for recovering CO2 from loaded monoethanolamine at 120 °C under pressures above those achievable through regular desorption processes. This ... -
Evaluation of a phase change solvent for CO2 capture: Absorption and desorption tests
(Journal article; Peer reviewed, 2014)A blend of a tertiary amine (DEEA) and a diamine (MAPA) was studied in a screening apparatus for preliminary absorption tests. Two immiscible liquid phases were formed upon CO2 loading and the system was shown to have large ... -
Evaluation of a phase change solvent for CO2 capture: Absorption and desorption tests
(Journal article; Peer reviewed, 2014) -
Evaluation of anti-agglomerate hydrate inhibitor in water-in-crude oil emulsions of different water cut
(Peer reviewed; Journal article, 2020)A commercially available anti-agglomerant (AA) was evaluated in water-in crude oil (W/CO) emulsions at different water cut. The injection of an AA to an emulsion affects the induction time and rate of hydrate formation. ... -
Evaluation of different block-copolymers coatings of iron oxide nanoparticles by flash nanoprecipitation
(Master thesis, 2023)Nanoparticles (NPs) offer unique possibilities for medical applications, including the controlled release of cancer drugs, the use as imaging contrast during imaging procedures or the hyperthermic treatment of cancer cells. ... -
Evaluation of ORR active sites in nitrogen-doped carbon nanofibers by KOH post treatment
(Journal article; Peer reviewed, 2018)Oxygen reduction on N-doped carbon nanomaterials is believed to take place at either N-centered active sites (C-Nx) or Fe-centered active sites (Fe-Nx). In this work the origin of the oxygen reduction on nitrogen-doped ... -
Evaluation of Reoxidation Thresholds for γ-Al2O3-Supported Cobalt Catalysts under Fischer - Tropsch Synthesis Conditions
(Journal article; Peer reviewed, 2017)Size-dependent phenomena at the nanoscale influence many applications, notably in the science of heterogeneous catalysis. In cobalt-based Fischer–Tropsch synthesis (FTS), the size of Co nanoparticles (NPs) dictates to a ... -
Evaluation of Solvent Degradation in Amine-Based Post-Combustion Capture Process Simulations.
(Journal article, 2022)It is important to limit solvent degradation in amine-based post combustion capture systems, as it can lead to challenges, such as solvent losses, reductions in process performance, increased emissions, and corrosion of ...