Browsing Kjemisk institutt by Title

Now showing items 920-939 of 1546

  • On the sources and sinks of atmospheric VOCs: an integratedanalysis of recent aircraft campaigns over North America 
    Chen, Xin; Millet, Dylan B.; Singh, Hanwant B.; Wisthaler, Armin; Apel, Eric C.; Atlas, Elliot L.; Blake, Donald R.; Bourgeois, Ilann; Brown, Steven S.; Crounse, John D.; de Gouw, Joost A.; Flocke, Frank M.; Fried, Alan; Heikes, Brian G.; Hornbrook, Rebecca S.; Mikoviny, Tomas; Min, Kyung-Eun; Müller, Markus; Neuman, J. Andrew; O’Sullivan, Daniel W.; Peischl, Jeff; Pfister, Gabriele G.; Richter, Dirk; Roberts, James M.; Ryerson, Thomas B.; Shertz, Stephen R.; Thompson, Chelsea R.; Treadaway, Victoria; Veres, Patrick R.; Walega, James; Warneke, Carsten; Washenfelder, Rebecca A.; Weibring, Petter K.A.; Yuan, Bin (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2019)
    We apply a high-resolution chemical transport model (GEOS-Chem CTM) with updated treatment of volatile organic compounds (VOCs) and a comprehensive suite of airborne datasets over North America to (i) characterize the VOC ...
  • On the Structure of 2,2'-Bipyrimidine. Gas and Solid Phase Structure and Barrier to Internal Rotation 
    Fernholt, L.; Rømming, Chr.; Samdal, Svein (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 1981)
  • On the Structure of 2,2'-Bipyrimidine. Gas and Solid Phase Structure and Barrier to Internal Rotation. 
    Fernholt, L.; Rømming, Chr.; Samdal, Svein (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 1981)
  • On the Structure of Gaseous Methyl Vinyl Sulphide. 
    Samdal, Svein; Seip, H. M. (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 1971)
  • On-line “Organ-in-a-Column” Liquid Chromatography Electrospray Ionization Mass Spectrometry for Drug Metabolism Studies 
    Kogler, Stian (Master thesis / Masteroppgave, 2019)
    Organoids and organ-on-a-chip (OoC) are human-induced pluripotent stem cell-derived miniaturized organs that recapitulate organ specific functions. They open up a plethora of opportunities to change the way we test drugs, ...
  • One-dimensional carbon chains encapsulated in hollandite 
    Polfus, Jonathan (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2023)
    Abstract One-dimensional carbon chains are highly reactive allotropes that are stabilized inside the protective environment of carbon nanotubes. Here we show that carbon chains can be encapsulated in metal oxides containing ...
  • One-dimensional Lieb–Oxford bounds 
    Laestadius, Andre; Faulstich, Fabian Maximilian (Journal article / Tidsskriftartikkel / AcceptedVersion; Peer reviewed, 2020)
    We investigate and prove Lieb–Oxford bounds in one dimension by studying convex potentials that approximate the ill-defined Coulomb potential. A Lieb–Oxford inequality establishes a bound of the indirect interaction energy ...
  • One-pot synthesis of cobalt-rhenium nanoparticles taking the unusual beta-Mn type structure 
    Zacharaki, Eirini; Bremmer, Marien G.; Vajeeston, Ponniah; Kalyva, Maria Evangelou; Fjellvåg, Helmer; Kooyman, Patricia J.; Sjåstad, Anja Olafsen (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2020)
    Using a facile one-pot colloidal method, it is now possible to obtain monodisperse Co1−xRex nanoparticles (NPs), with excellent control of Re stoichiometry for x < 0.15. Re-incorporation in terms of a solid solution ...
  • Online entrapment of epitope-containing peptides from integrins using immobilized antibodies 
    Amundsen, Sunniva Furre (Master thesis / Masteroppgave, 2018)
  • Online monitoring of volatile organic compounds emitted from human bronchial epithelial cells as markers for oxidative stress 
    Cassagnes, L.E.; Leni, Z.; Håland, Alexander; Bell, D.M.; Zhu, Liang; Bertrand, A.; Baltensperger, Urs; El Haddad, Imad; Wisthaler, Armin; Geiser, Marianne; Dommen, Josef (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2020)
    Particulate air pollution is associated with adverse respiratory effects and is a major factor for premature deaths. In-vitro assays are commonly used for investigating the direct cytotoxicity and inflammatory impacts due ...
  • Online Volatile Compound Emissions Analysis Using a Microchamber/Thermal Extractor Coupled to Proton Transfer Reaction-Mass Spectrometry 
    Pham, Y Lan; Wojnowski, Wojciech Karol; Beauchamp, Jonathan (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2022)
    Indoor air is a complex and dynamic mixture comprising manifold volatile organic compounds (VOCs) that may cause physiological and/or psychological discomfort, depending on the nature of exposure. This technical note ...
  • Open Tubular Enzyme Reactors (OTERs) for On-line Protein Digestion in Liquid Chromatography Mass Spectrometry Proteomics 
    Brandtzæg, Ole Kristian Merkesvik (Master thesis / Masteroppgave, 2014)
    Sample preparation in bottom-up proteomics consists of denaturation, reduction and alkylation of the proteins, before enzymatic digestion of the proteins into peptides. The rate limiting step is the enzymatic digestion, ...
  • Open tubular lab-on-column/mass spectrometry for targeted proteomics of nanogram sample amounts 
    Hustoft, Hanne Kolsrud; Vehus, Tore; Brandtzæg, Ole Kristian Merkesvik; Krauss, Stefan; Greibrokk, Tyge; Wilson, Steven Ray Haakon; Lundanes, Elsa (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2014)
    A novel open tubular nanoproteomic platform featuring accelerated on-line protein digestion and high-resolution nano liquid chromatography mass spectrometry (LC-MS) has been developed. The platform features very narrow ...
  • Operando Investigations of Lithiation and Delithiation Processes in the BiVO4 Anode Material 
    Ruud, Amund; Sottmann, Jonas; Vajeeston, Ponniah; Fjellvåg, Helmer (Journal article / Tidsskriftartikkel / AcceptedVersion; Peer reviewed, 2018)
  • Operando Laboratory-Based Multi-Edge X-Ray Absorption Near-Edge Spectroscopy of Solid Catalysts 
    Genz, Nina; Kallio, Antti-Jussi; Oord, Ramon; Krumeich, Frank; Pokle, Anuj; Prytz, Øystein; Olsbye, Unni; Meirer, Florian; Huotari, Simo; Weckhuysen, Bert M. (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2022)
    Laboratory-based X-ray absorption spectroscopy (XAS) and especially X-ray absorption near-edge structure (XANES) offers new opportunities in catalyst characterization and presents not only an alternative, but also a ...
  • Operando SAXS/WAXS on the a-P/C as the Anode for Na-Ion Batteries 
    Povia, Mauro; Sottmann, Jonas; Portale, Giuseppe; Knudsen, Kenneth Dahl; Margadonna, Serena; Sartori, Sabrina (Journal article / Tidsskriftartikkel / AcceptedVersion; Peer reviewed, 2018)
    A complete chemical and morphological analysis of the evolution of battery electrode materials can be achieved combining different and complementary techniques. Operando small-angle X-ray scattering (SAXS) and wide-angle ...
  • Operando XRD studies on Bi2MoO6 as anode material for Na-ion batteries 
    Brennhagen, Anders; Cavallo, Carmen; Wragg, David Stephen; Ponniah, Vajeeston; Sjåstad, Anja Olafsen; Koposov, Alexey; Fjellvåg, Helmer (Journal article / Tidsskriftartikkel / PublishedVersion; Peer reviewed, 2022)
    Based on the same rocking-chair principle as rechargeable Li-ion batteries, Na-ion batteries are promising solutions for energy storage benefiting from low-cost materials comprised of abundant elements. However, despite ...
  • Optical and magnetic properties of antiaromatic porphyrinoids 
    Valiev, Rashid R.; Fliegl, Heike; Sundholm, Dage (Journal article / Tidsskriftartikkel / AcceptedVersion; Peer reviewed, 2017)
    Magnetic and spectroscopic properties of a number of formally antiaromatic carbaporphyrins, carbathiaporphyrins and isophlorins with 4n π electrons have been investigated at density functional theory and ab initio levels ...
  • Optical Biosensors for Glucose 
    Bjørndal, Alexander Raphael Holen (Master thesis / Masteroppgave, 2014)
    GOx was, to the authors knowledge, for the first time successfully immobilized in DGS. The intrinsic fluorescence of GOx was measured in both solution and a sol-gel derived matrix in both the presence and absence of glucose. ...
  • Optical Sensors for Dissolved Carbon DioxideRestricted Access 
    Kringberg, Magne (Master thesis / Masteroppgave, 2014)
    The fabrication of a novel CO2 sensitive silane-based matrix and the proof of its concept will be presented in this thesis. New hydrophobic sol-gel matrices were developed for direct encapsulation of the trioctylphosphin ...