Jens‐Petter Andreassen
YOU?
Author Swipe
View article: Flue gas induced lithium carbonate crystallization from industrial black mass
Flue gas induced lithium carbonate crystallization from industrial black mass Open
Spent lithium-ion batteries (LIBs) are a valuable secondary source of lithium, but conventional recovery methods using sodium carbonate (Na2CO3) often result in sodium contamination, limiting the purity of recovered lithium carbonate (Li2C…
View article: Optimizing lithium carbonate recovery through gas-liquid reactive crystallization of lithium hydroxide and carbon dioxide
Optimizing lithium carbonate recovery through gas-liquid reactive crystallization of lithium hydroxide and carbon dioxide Open
Reactive crystallization of Li2CO3 in a semi-batch reactor using carbon dioxide (CO2) has been studied in the literature with an aim to enhance recovery of lithium from primary and secondary resources. However, an in-depth understanding of…
View article: Exploiting Saturation Regimes and Surface Effects to Tune Composite Design: Single Platelet Nanocomposites of Peptoid Nanosheets and CaCO<sub>3</sub>
Exploiting Saturation Regimes and Surface Effects to Tune Composite Design: Single Platelet Nanocomposites of Peptoid Nanosheets and CaCO<sub>3</sub> Open
Mineral-polymer composites found in nature exhibit exceptional structural properties essential to their function, and transferring these attributes to the synthetic design of functional materials holds promise across various sectors. Biomi…
View article: Fine-Tuning of Particle Size and Morphology of Silica Coated Iron Oxide Nanoparticles
Fine-Tuning of Particle Size and Morphology of Silica Coated Iron Oxide Nanoparticles Open
Due to their unique properties such as superparamagnetism, easy surface functionalization, and colloidal stability among others, silica coated iron oxide nanoparticles (SIONPs) have received remarkable attention for biomedical applications…
View article: The Effect of Reaction Conditions and Presence of Magnesium on the Crystallization of Nickel Sulfate
The Effect of Reaction Conditions and Presence of Magnesium on the Crystallization of Nickel Sulfate Open
Recycling of valuable metals such as nickel is instrumental to meet the need from the dramatic increase in electric vehicle battery production and to improve its sustainability. Nickel required in the battery manufacture can be recovered f…
View article: Investigating the effects of process parameters on the filtration performance of ferric hydroxide in a continuous MSMPR reactor
Investigating the effects of process parameters on the filtration performance of ferric hydroxide in a continuous MSMPR reactor Open
Iron removal in the nickel industry is achieved by precipitation and filtration, and for enhanced process efficiency, the filtration step must be improved. A mixed-suspension-mixed-product-removal (MSMPR) reactor set-up operating at steady…
View article: Crystallization kinetics and growth of struvite crystals by seawater versus magnesium chloride as magnesium source: towards enhancing sustainability and economics of struvite crystallization
Crystallization kinetics and growth of struvite crystals by seawater versus magnesium chloride as magnesium source: towards enhancing sustainability and economics of struvite crystallization Open
The recycling of nutrients from wastewater and their recovery in the form of valuable products is an effective strategy to accelerate the circular economy concept. Phosphorus recovery from wastewater by struvite crystallization (MgNH4PO4·6…
View article: Struvite crystallization by using raw seawater: Improving economics and environmental footprint while maintaining phosphorus recovery and product quality
Struvite crystallization by using raw seawater: Improving economics and environmental footprint while maintaining phosphorus recovery and product quality Open
Seawater, as an alternative magnesium source, has the potential to improve the overall economics and environmental footprint of struvite production compared to the use of pure magnesium salts. However, the dilution effect and the presence …
View article: Tuning and tracking the growth of gold nanoparticles synthesized using binary surfactant mixtures
Tuning and tracking the growth of gold nanoparticles synthesized using binary surfactant mixtures Open
The effects of synthesis parameters on the shape of gold nanoparticles (Au NPs) and their growth are investigated. A ternary space to study their shape transitions is reported for the first time. A growth mechanism based on supersaturation…
View article: Enhancing efficiency and economics of phosphorus recovery process by customizing the product based on sidestream characteristics – an alternative phosphorus recovery strategy
Enhancing efficiency and economics of phosphorus recovery process by customizing the product based on sidestream characteristics – an alternative phosphorus recovery strategy Open
The enhanced biological phosphorus removal process makes the phosphorus recovery feasible from the dewatering streams of biological sludge. The physicochemical properties of these sidestreams, as an input to a crystallizer, are different b…
View article: Engineering of struvite crystals by regulating supersaturation – Correlation with phosphorus recovery, crystal morphology and process efficiency
Engineering of struvite crystals by regulating supersaturation – Correlation with phosphorus recovery, crystal morphology and process efficiency Open
Struvite crystallization is widely applied for nutrient recovery from wastewater streams. The better understanding of the effects of reaction conditions on final crystal properties will contribute to improve both the recovery efficiency an…
View article: Water Conscious Mining (WASCIOUS)
Water Conscious Mining (WASCIOUS) Open
The main objective of the NordMin WASCIOUS project was to develop a technology concept for water conscious mining, where innovative water and tailings treatment technologies provide good-quality water for recycling and discharge and enable…
View article: A correlative spatiotemporal microscale study of calcium phosphate formation and transformation within an alginate hydrogel matrix
A correlative spatiotemporal microscale study of calcium phosphate formation and transformation within an alginate hydrogel matrix Open
The precipitation and transformations of calcium phosphates (CaP) is a complex process, where both formation kinetics and the stability of different mineral phases control the outcome. This situation is even more complex if CaP is precipit…
View article: Gelling kinetics and in situ mineralization of alginate hydrogels: A correlative spatiotemporal characterization toolbox
Gelling kinetics and in situ mineralization of alginate hydrogels: A correlative spatiotemporal characterization toolbox Open
Hydrogels show great promise in cell-based tissue engineering, however new fabrication and modification methods are needed to realize the full potential of hydrogel based materials. The inclusion of an inorganic phase is one such approach …