• A nano-silicate material with exceptional capacity for CO2 capture and storage at room temperature 

      Cavalcanti, Leide Passos; Kalantzopoulos, Georgios N.; Eckert, J.; Knudsen, Kenneth Dahl; Fossum, Jon Otto (Journal article; Peer reviewed, 2018)
      In order to mitigate climate change driven by the observed high levels of carbon dioxide (CO2) in the atmosphere, many micro and nano-porous materials are being investigated for CO2 selectivity, capture and storage (CCS) ...
    • A simple way for targeted delivery of an antibiotic: In vitro evaluation of a nanoclay-based composite 

      Valdes, Leslie; Perez, Irela; De Menorval, Louis Charles; Altshuler, Ernesto; Fossum, Jon Otto; Rivera, Aramis (Journal article; Peer reviewed, 2017)
      The sodium-modified form of fluorohectorite nanoclay (NaFh) is introduced as a potential drug carrier, demonstrating its ability for the controlled release of the broad-spectrum antibiotic Ciprofloxacin through in vitro ...
    • Active matter - Collective Motion due to Quincke Rotation 

      Kristiansen, Tommy Fjelde (Master thesis, 2015)
      his thesis investigates Quincke induced collective motion. It is mostly a qualitative study, but it attempts to connect Quincke induced collective motion to the field of active matter as a whole. The thesis has two objectives. ...
    • Active structuring of colloidal armour on liquid drops 

      Dommersnes, Paul; Rozynek, Zbigniew; Mikkelsen, Alexander; Castberg, Rene; Kjerstad, Knut; Hersvik, Kjetil; Fossum, Jon Otto (Journal article; Peer reviewed, 2013)
      Adsorption and assembly of colloidal particles at the surface of liquid droplets are at the base of particle-stabilized emulsions and templating. Here we report that electrohydrodynamic and electro-rheological effects ...
    • Análise da Reflexão 001 da Níquel-Fluorohectorita por Difração de Raios X Síncrotron 

      de Oliveira, J. S.; Michels, Leander; Sousa, Marcelo Henrique; Fossum, Jon Otto; Da Silva, G.J.; Mundim, Kleber Carlos; Ribeiro, L. (Journal article; Peer reviewed, 2016)
      In the present work X-ray diffraction was used in order to observe the stable hydration states of the clay nickel-fluorohectorite. The diffraction patterns were measured as function of relative humidity and temperature. ...
    • Carbon Dioxide Intercalation in Sodium Fluorohectorite Clay 

      Rolseth, Erlend Granbo (Master thesis, 2011)
      Wide angle X-ray Scattering (WAXS) measurements of the layered synthetic silicatesodium fluorohectorite (NaFh) when exposed to pressurized carbon dioxideare reported. With a custom made sample holder placed on top of a ...
    • Ciprofloxacin intercalated in fluorohectorite clay: Identical pure drug activity and toxicity with higher adsorption and controlled release rate 

      Dos Santos, Éverton Carvalho; Rozynek, Zbigniew Jerzy; Hansen, Elisabeth Lindbo; Hartmann-Petersen, R; Klitgaard, RN; Løbner-Olesen, Anders; Michels, Leander; Mikkelsen, Alexander; Plivelic, Tomás S.; Bordallo, HN; Fossum, Jon Otto (Journal article; Peer reviewed, 2017)
      Different natural clay minerals, including halloysite, montmorillonite and kaolinite, have been proven to be efficient drug carriers providing for high and long lasting drug concentrations owing to their adsorption capacity ...
    • Clay alignment in electric fields 

      Castberg, Rene; Rozynek, Zbigniew; Fossum, Jon Otto; Måløy, Knut Jørgen; Dommersnes, Paul; Flekkøy, Eirik Grude (Journal article; Peer reviewed, 2012)
      The response of rotational alignment of lithium fluorohectorite (Li-Fh) to an external electric field has been studied by employing image analysis. Large aggregates consisting of many single clay particles were prepared ...
    • Clay-Oil Droplet Suspensions in Electric Field 

      Kjerstad, Knut Brøndbo (Master thesis, 2012)
      Silicone oil droplets containing synthetic smectite clay submerged in another immiscible organic oil have been studied by observing clay particle movement, oil circulation and drop deformation when an electric field is ...
    • Complex behaviors of clay particles in air and CO2 

      Dahesh, Mohsen (Master thesis, 2011)
      ABSTRACTPart IThe shear rheology of nano-clay particles when dispersed in liquid CO2 underelevated pressure using the Couette geometry is studied. A high pressure attachmentwith two different measuring systems - the double ...
    • Continuous water adsorption states promoted by Ni2+ confined in a synthetic smectite 

      Altoé, Mário Alberto Simonato; Michels, Leander; dos Santos, Everton; Droppa Jr., Roosevelt; Grassi, Giovanni; Ribeiro, Luciano; Knudsen, Kenneth; Bordallo, Heloisa N.; Fossum, Jon Otto; da Silva, Geraldo José (Journal article, 2016)
      The water adsorption isotherms of Ni-fluorohectorite have been obtained from the relative humidity dependence of X-ray diffraction intensities, and continuous transitions between the stable hydration states were observed. ...
    • Controlled microfluidic emulsification of oil in a clay nanofluid: Role of salt for Pickering stabilization 

      Gholamipour-Shirazi, A; Carvalho, MS; Fossum, Jon Otto (Journal article; Peer reviewed, 2016)
      Research on emulsions is driven by their widespread use in different industries, such as food, cosmetic, pharmaceutical and oil recovery. Emulsions are stabilized by suitable surfactants, polymers, solid particles or a ...
    • Designing and developing X-ray diffraction cell for pressure and temperature controlled absorption studies of greenhouse gases. 

      Josvanger, Vegard (Master thesis, 2019)
      Smektitt er en type leire som på grunn av sin svakt negative lag-ladning og ladningskompenserende kation, har evnen til å adsorbere karbondioksid. Leiren har stor adsorbsjonskapasitet og finnes rikelig mengder i takbergarter ...
    • The Development of Structural and Morphological Features during Gel-Spinning of UHMWPE Fibers 

      Hansteen, Marie (Master thesis, 2018)
      This thesis reports on the effect of processing conditions, including the presence and chemical nature of solvents, on the structure, morphology, and properties of concentrated ultra-high molecular weight polyethylene ...
    • Dipolar ordering of clay particles in various carrier fluids 

      Rozynek, Zbigniew; Mauroy, Henrik; Castberg, Rene; Knudsen, Kenneth Dahl; Fossum, Jon Otto (Journal article; Peer reviewed, 2012)
      We investigate here examples of complexity in composite materials. The objective of the paper is to show that clay particles can be aligned in different hosting media, such as: silicone oil, paraffin-wax, polystyrene and ...
    • Effect of clay surface charge on the emerging properties of polystyrene-organoclay nanocomposites 

      Mauroy, Henrik; Plivelic, Tomás S.; Hansen, Elisabeth Lindbo; Fossum, Jon Otto; Helgesen, Geir; Knudsen, Kenneth (Journal article; Peer reviewed, 2013)
    • Electric field nematic alignment of fluorohectorite clay particles in oligomeric matrices 

      Rozynek, Zbigniew; Castberg, Rene; Mikkelsen, Alexander; Fossum, Jon Otto (Journal article, 2013)
      We study the behavior of fluorohectorite synthetic clay particles dispersed in paraffin wax. We report wide-angle x-ray scattering related to electric-field-induced alignment of the embedded clay particles. The development ...
    • Electric stress-induced slip lines in jammed particle monolayers 

      Mikkelsen, Alexander; Dommersnes, Paul Gunnar; Fossum, Jon Otto (Peer reviewed; Journal article, 2016)
      Drops fully covered by particles, so called Pickering emulsion drops, are used to stabilize emulsions and are ideal templates for producing particles and advanced capsules. Recent studies show how electrohydrodynamic ...
    • Electric-field-induced structuring and rheological properties of kaolinite and halloysite 

      Rozynek, Zbigniew; Zacher, Tomáš; Janek, Márian; Čaplovičová, Mária; Fossum, Jon Otto (Journal article, 2013)
      Electric-field-induced structuring of kaolinite and halloysite particles was studied in respect to their electrorheological (ER) response in silicone oil and in paraffin dispersions. The structural and morphological ...
    • Electric-stress-induced Slip Lines in Jammed Particle Monolayers 

      Mikkelsen, Alexander; Dommersnes, Paul Gunnar; Fossum, Jon Otto (Journal article; Peer reviewed, 2016)
      Drops fully covered by particles, so called Pickering emulsion drops, are used to stabilize emulsions and are ideal templates for producing particles and advanced capsules. Recent studies show how electrohydrodynamic ...