• Hydrothermal synthesis of hexagonal YMnO3 and YbMnO3 below 250 °C 

      Marshall, Kenneth Paul; Eidem, Sigurd Opdal; Småbråten, Didrik Rene; Selbach, Sverre Magnus; Grande, Tor; Einarsrud, Mari-Ann (Peer reviewed; Journal article, 2021)
      The hydrothermal synthesis of hexagonal YMnO3 and YbMnO3 are reported using high KOH mineraliser concentrations (>10 M) and low temperatures (<240 °C). The relation between reaction parameters and resulting phase purity ...
    • Hydrothermal Synthesis of LaFeO3 

      Reksten, Anita (Master thesis, 2011)
      This work explores the hydrothermal synthesis of LaFeO3 (LFO) nanorods with a high aspect ratio. Synthesis of rod shaped LFO is a stepping stone to the synthesis of strontium doped LFO (LSF) nanorods with high aspect ratio. ...
    • Hydrothermal synthesis of materials for intermediate band solar cells 

      Mikalsen, Ragni Fjellgaard (Master thesis, 2013)
      Solar energy is an abundant energy source that may provide an environmentallyfriendly alternative to fossil fuels. The utilization of the solar energy have so farbeen limited by various energy losses in the photovoltaic ...
    • Hydrothermal synthesis of SrxBa1–xNb2O6 on nanostructured substrates 

      Einarsrud, Mari-Ann (Master thesis, 2019)
      I nyere tid har syntese av bly-frie ferroelektriske materialer tiltrukket seg stadig mer oppmerksomhet og et av de studerte materialene er strontium barium niobat (SBN). SBN har vist gode elektro-optiske egenskaper, samt ...
    • Hydrotreating of Bio-Oils over Metal-Phosphide Catalysts 

      Carlsen, Christina (Master thesis, 2012)
      A concern over the impact of fossil fuels on the environment has made the researchers to look for more environmental options. One alternative is bio-oils produced from lignocellulosic material. However, the abundance of ...
    • Hydroxyl airglow observations for investigating atmospheric dynamics: Results and challenges 

      Wüst, Sabine; Bittner, Michael; Espy, Patrick Joseph; French, W. John R.; Mulligan, Frank J. (Peer reviewed; Journal article, 2023)
      Measurements of hydroxyl (OH*) airglow intensity are a straightforward and cost-efficient method which allows the derivation of information about the climate and dynamics of the upper mesosphere/lower thermosphere (UMLT) ...
    • Hydroxyl Functionalized Pyridinium Ionic Liquids: Experimental and Theoretical Study on Physicochemical and Electrochemical Properties 

      Kallidanthiyil Chellappan, Lethesh; Venkatraman, Vishwesh; Fiksdahl, Anne; Evjen, Sigvart (Journal article; Peer reviewed, 2019)
      Structurally modified hydroxyl functionalized pyridinium ionic liquids (ILs), liquid at room temperature, were synthesized and characterized. Alkylated N-(2-hydroxyethyl)-pyridinium ILs were prepared from alkylpyridines ...
    • Hyperballistic Superdiffusion and Explosive Solutions to the Non-Linear Diffusion Equation 

      Flekkøy, Eirik Grude; Hansen, Alex; Baldelli, Beatrice (Peer reviewed; Journal article, 2021)
      By means of a particle model that includes interactions only via the local particle concentration, we show that hyperballistic diffusion may result. This is done by finding the exact solution of the corresponding non-linear ...
    • Hyperbolic Conservation Laws with Relaxation Terms: A Theoretical and Numerical Study 

      Aursand, Peder Kristian (Master thesis, 2011)
      Hyperbolic relaxation systems is an active field of research, with a largenumber of applications in physical modeling. Examples include modelsfor traffic flow, kinetic theory and fluid mechanics. This master s thesis is ...
    • Hyperfine Anomalies in Gd and Nd 

      Persson, Rolf Jonas (Journal article; Peer reviewed, 2018)
      The hyperfine anomalies in Gd and Nd have been extracted from experimental hyperfine structure constants. In addition to the values of the hyperfine anomaly, new improved values of the nuclear magnetic dipole moment ratios ...
    • Hyperfine Anomaly 

      Persson, Rolf Jonas (Chapter, 2017)
      A summary is given of an IAEA Consultancy Meeting on Evaluation of Nuclear Moments which was held from 27 to 30 March 2017 at the IAEA,Vienna. Participants reviewed the current status of measurements and methods applied ...
    • Hyperfine Anomaly in Eu Isotopes and the Universiability of the Moskowitz–Lombardi Formula 

      Persson, Rolf Jonas (Journal article; Peer reviewed, 2020)
      A method for determining the hyperfine anomaly, without using the nuclear magnetic moments, is used on a series of unstable isotopes of Eu. The large number of experimental data in Eu makes it possible to extract the ...
    • Hyperfine structure and hyperfine anomaly in Pb 

      Persson, Rolf Jonas (Journal article; Peer reviewed, 2018)
      The hyperfine structure in the 6p 2-configuration in lead has been analysed and the results are compared with calculations. The hyperfine anomaly and improved values of the nuclear magnetic moment for four lead isotopes ...
    • Hyperspectral analysis using the correlation between image and reference 

      Ellingsen, Pål Gunnar; Reitan, Nina Kristine; Pedersen, Brede Dille; Lindgren, Mikael (Journal article; Peer reviewed, 2013)
      We present the use of correlation analysis on spectral data in order to quantify the amount of a given spectrum present with respect to a reference spectrum. The method is shown to be useful in analyzing hyperspectral ...
    • Hyperspectral imaging as an emerging tool to analyze microplastics: A systematic review and recommendations for future development 

      Faltynkova, Andrea; Johnsen, Geir; Wagner, Martin (Peer reviewed; Journal article, 2021)
      A central challenge in microplastics (MP, diameter < 5 mm) research is the analysis of small plastic particles in an efficient manner. This review focuses on the recent application of infrared hyperspectral imaging (HSI) ...
    • Hyperspectral Imaging of In Vitro Wound Models from Human Skin 

      Haneberg, Ingvild Johanne Åsmundhavn (Master thesis, 2014)
      In vitro wounds from human skin have been analysed using hyperspectral imaging. The purpose of this research is to use hyperspectral imaging as a diagnosis tool for skin wounds. The imaging period was 22 days. The images ...
    • Hyperspectral Video Analysis by Motion and Intensity Preprocessing and Subspace Autoencoding 

      Vitale, Raffaele; Ruckebusch, Cyril; Burud, Ingunn; Martens, Harald Aagaard (Peer reviewed; Journal article, 2022)
      Hyperspectral imaging has recently gained increasing attention from academic and industrial world due to its capability of providing both spatial and physico-chemical information about the investigated objects. While this ...
    • HyperXpress: Rapid Single Vessel DNA Assembly and Protein Production in Microliterscale 

      Zibulski, Darius Leon; Schlichting, Niels; Kabisch, Johannes (Journal article; Peer reviewed, 2022)
    • Hypothetical biomolecular probe based on a genetic switch with tunable symmetry and stability 

      Martyushenko, Nikolay; Johansen, Sigurd Hagen; Ghim, Cheol-Min; Almaas, Eivind (Peer reviewed; Journal article, 2016)
      Background Genetic switches are ubiquitous in nature, frequently associated with the control of cellular functions and developmental programs. In the realm of synthetic biology, it is of great interest to engineer genetic ...
    • Hypoxia adapted relative biological effectiveness models for proton therapy: a simulation study 

      Garrido Hernandez, Guillermo; Henjum, Helge; Høiskar, Marte Kåstad; Dahle, Tordis Johnsen; Redalen, Kathrine; Ytre-Hauge, Kristian Smeland (Peer reviewed; Journal article, 2022)
      In proton therapy, a constant relative biological effectiveness (RBE) factor of 1.1 is applied although the RBE has been shown to depend on factors including the Linear Energy Transfer (LET). The biological effectiveness ...