Recent Submissions

  • Fiskebiologiske undersøkelser i Auravassdraget. Årsrapport 2005 

    Jensen, Arne Johan; Finstad, Bengt; Hvidsten, Nils Arne; Jensås, Jan Gunnar; Johnsen, Bjørn Ove; Lund, Egil; Kjøsnes, Arne; Solem, Øyvind (NINA rapport;115, Research report, 2006)
    Formålet med denne undersøkelsen er å overvåke utviklingen av bestandene av laks og sjøør-ret i Auravassdraget. Resultatene skal danne grunnlag for å evaluere de tiltakene som er gjen-nomført som kompensasjon for negative ...
  • Modeling the Economics and Market Adoption of Distributed Power Generation 

    Maribu, Karl Magnus (Doctoral Theses at NTNU, 1503-8181; 2006:93, Doctoral thesis, 2006)
    After decades of power generating units increasing in size, there is currently a growing focus on distributed generation, power generation close to energy loads. Investments in large-scale units have been driven by economy ...
  • Leadership and leadership communication in a matrix structured organization : some critical factors 

    Røsdal, Trude (Doktoravhandlinger ved NTNU, 1503-8181; 2005:233, Doctoral thesis, 2005)
    This case study has shown how nearly every success and failure in the matrix structured Segment X was a result of leadership behaviour. If Project I was to be an unreserved success every leader on every level had to succeed ...
  • Computational Chemistry Study of Solvents for Carbon Dioxide Absorption 

    da Silva, Eirik Falck (Doktoravhandlinger ved NTNU, 1503-8181; 2005:148, Doctoral thesis, 2005)
    Absorption with aqueous amine solvents is at present the most viable technology for CO2 capture. While this is a proven technology, efforts are ongoing to improve it in order to make it a more attractive technology for ...
  • Characterisation and optimisation of the polymer electrolyte fuel cell 

    Vie, Preben J.S. (Dr. ingeniøravhandling, 0809-103X; 2002:37, Doctoral thesis, 2002)
    This thesis presents work performed on five subjects of the polymer fuel cell: • A polymer fuel cell test-facility was optimised. A fuel cell housing was designed and built, enabling measurements of ocal fuel cell ...
  • Behaviour of nickel, iron and copper by application of inert anodes in aluminium production 

    Lorentsen, Odd-Arne (Dr. ingeniøravhandling, 0809-103X; 2000:104, Doctoral thesis, 2000)
    A thorough investigation was performed on the behaviour of Ni, Fe and Cu oxides dissolved in cryolite melts, and the solubility of these species was measured as a function of alumina content, NaF/AlF3 molar ratio (CR) and ...
  • Thermal Reactivity and Structure of Carbonized Binder Pitches 

    Madshus, Stian (Doktoravhandlinger ved NTNU, 1503-8181; 2005:83, Doctoral thesis, 2005)
    Pitches are used on a large scale in the manufacture of carbon anodes for the production of primary aluminium. The role of the pitch is to act as a binder between the petroleum coke grains. The structure of the carbonized ...
  • Controllability analysis for process and control system design 

    Faanes, Audun (Dr. ingeniøravhandling, 0809-103X; 2003:76, Doctoral thesis, 2003)
    Controllability is the ability of a process to achieve acceptable performance, and in this thesis we use controllability analysis in the design of buffer tanks, feedforward controllers, and multivariable controllers such ...
  • Evolution of Alpha Phase Alumina in Agglomerates upon Addition to Cryolitic Melts 

    Østbø, Niels Peter (Dr. ingeniøravhandling, 0809-103X; 2002:50, Doctoral thesis, 2002)
    Rapid dissolution of alumina upon addition to the cryolitic melt is crucial for the modern Hall-Heroult process for aluminium production. The formation of slow - dissolving alumina agglomerates may be detrimental, and ...
  • Coevolutionary adaptations in avian brood parasites and their hosts 

    Stokke, Bård Gunnar (Doctoral thesis, 2001)
    Dette prosjektet har satt søkelyset på to problemstillinger knyttet til samevolusjonen mellom parasitt og vert; 1) utvikling av vertstilpasninger som mottrekk mot tilpasninger hos parasitten, med spesiell fokus på ...
  • Concentrations and speciation of Cu, Zn, Cd, and Al in mine-polluted Norwegian rivers : influence of main water parameters and consequences to fish 

    Gundersen, Pål (Doctoral thesis, 2002)
    This thesis presents concentration and speciation data for Cu, Zn, Cd, and Al in eight highland rivers and streams in the Røros area, central Norway. About 16 sampling campaigns were performed before, during and after ...
  • Anaerobic digestion process using membrane integrated micro aeration 

    Rathnasiri, Puhulwella Gamacharige (Doktoravhandlinger ved NTNU, 1503-8181; 2010:190, Doctoral thesis, 2010)
    Anaerobic digestion, AD, is regarded as a key environmental technology in industrial, agricultural, and domestic sectors for integrated solid and liquid waste treatment and renewable energy production. The main objectives ...
  • Chemical and Electrochemical Characterisation of Oxide/Hydroxide Impurities in the Electrolyte for Magnesium Production 

    Skar, Rolf Alexander (Dr. ingeniøravhandling, 0809-103X; 2001:58, Doctoral thesis, 2001)
    This work is part of a research program where the aim is to develop an electroanalytical technique to determine the amount of dissolved oxide and hydroxide in industrial Mg electrolytes. The systems studied were mixtures ...
  • Entanglement and its applications in systems with many degrees of freedom 

    Skrøvseth, Stein Olav (Doktoravhandlinger ved NTNU, 1503-8181; 2006:209, Doctoral thesis, 2006)
    Entanglement are the non-local correlations permitted by quantum theory, believed to play a fundamental role in a quantum computer. We have investigated these correlations in a number of theoretical models for condensed ...
  • Refining and Recycling of Silicon: A Review 

    Ciftja, Arjan (Research report, 2008)
    Silicon has a very broad spectrum of usage nowadays and it lies at the heart of much modern technology. It is the most abundant element in the earth’s crust after oxygen. Indeed, it’s use ranges from such bulk commodities ...
  • Hydrogen-chlorine fuel cell for production of hydrochloric acid and electric power : chlorine kinetics and cell design 

    Thomassen, Magnus Skinlo (Doktoravhandlinger ved NTNU, 1503-8181; 2005:932005:70, Doctoral thesis, 2005)
    This thesis work is the continuation and final part of a joint project between the Department of Materials Technology, NTNU and Norsk Hydro Research Center in Porsgrunn, looking at the possibility of using fuel cells for ...
  • Life history strategies, mate choice, and parental investment among Norwegians over a 300-year period 

    Bongard, Terje (Doktoravhandlinger ved NTNU, 1503-8181; 2005:54, Doctoral thesis, 2005)
    In this thesis, seven papers concerning life history, mate choice and parental investment strategies are presented. Data was compiled from old church books from two parishes in Central Norway from 1700-1900, Soknedal and ...
  • Stereoselective Transformations of Chiral Amines 

    Said, Sadri A. (Dr. ingeniøravhandling, 0809-103X; 2002:8, Doctoral thesis, 2002)
    Enantiomerically pure amines and alcohols are particularly important synthons for the preparation of pharmaceuticals and agrochemicals. Notwithstanding the advances that have been achieved in asymmetric synthesis, resolution ...
  • Metabolism and function of β-1,3-glucan in marine diatoms 

    Granum, Espen (Dr.ingeniøravhandling, 0809-103X; 2002:4, Doctoral thesis, 2002)
    β-1,3-Glucan (chrysolaminaran) is the principal storage polysaccharide in diatoms (Bacillariophyceae), the major primary producers in the sea. The glucan generally contributes a substantial fraction of the algal biomass, ...
  • Sorption-enhanced steam methane reforming in fluidized bed reactors 

    Johnsen, Kim (Doktoravhandlinger ved NTNU, 1503-8181; 2006:116, Doctoral thesis, 2006)
    Hydrogen is considered to be an important potential energy carrier; however, its advantages are unlikely to be realized unless efficient means can be found to produce it without generation of CO2. Sorption-enhanced steam ...

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