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  1. No Access

    Article

    Overhead line in a protected floodplain woodland – "Extended Ecology" as basis for OHL planning and maintenance

    The construction of overhead lines, their maintenance, refurbishment and renewal are nowadays seen in a different light than before. Today environmental aspects are among the most challenging aspects of high c...

    A. Hagen, F. Lenglachner, S. Aberle in e & i Elektrotechnik und Informationstechn… (2010)

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    Article

    Electrochemical reduction of NO on La2-x Sr x NiO4 based electrodes

    The series La2 − x Sr x NiO4 (x = 0.0, 0.05, 0.15, 0.25, 0.35, and 1.0) was tested for functionality as electrode materials for direct electrochemical red...

    V. L. E. Simonsen, L. Nørskov, A. Hagen in Journal of Solid State Electrochemistry (2009)

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    Chapter

    A Versatile Algorithm for Computing Invariant Manifolds

    This paper deals with the numerical computation of invariant manifolds using a method of discretizing global manifolds. It provides a geometrically natural algorithm that converges regardless of the restricted...

    H. W. Broer, A. Hagen, G. Vegter in Model Reduction and Coarse-Graining Approa… (2006)

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    Article

    Electronic structure and dynamics of optically excited single-wall carbon nanotubes

    We have studied the electronic structure and charge-carrier dynamics of individual single-wall carbon nanotubes (SWNTs) and nanotube ropes using optical and electron–spectroscopic techniques. The electronic st...

    A. Hagen, G. Moos, V. Talalaev, T. Hertel in Applied Physics A (2004)

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    Article

    Die Technik der Ausflussbahnrekonstruktion bei Fallotscher Tetralogie beeinflusst die Morbidität der Patienten nach drei Jahrzehnte nach einer Korrekturoperation

    The purpose of this study was to examine long-term results of different surgical techniques in patients with tetralogy of Fallot considering their morbidity. We analyzed the data of 74 patients 24.5 ± 3 years ...

    K. Norozi, R. Buchhorn, D. Bartmus, A. Hagen, C. Kaiser in Zeitschrift für Kardiologie (2004)

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    Chapter and Conference Paper

    Cell therapy using encapsulated cells producing endostatin

    Despite aggressive surgery and post-operative radiation and chemotherapy, the prognosis is poor for glioblastoma patients. Antiangiogenic therapy with compounds such as endostatin could delay the onset of rela...

    R. Bjerkvig, T.-A. Read, P. Vajkoczy in Local Therapies for Glioma Present Status … (2003)

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    Article

    Development, preparation, and testing of VAQTA®, a highly purified hepatitis A vaccine

     Manufacture of VAQTA®, an inactivated hepatitis A vaccine, uses state-of-the-art technologies in cell culture and bioprocessing science, which have made it possible to routinely produce the vaccine at manufactur...

    A. Hagen, J. Aunins, P. DePhillips, C. B. Oswald in Bioprocess Engineering (2000)

  8. Article

    One test to identify 50% of all Norwegian BRCA1 mutations

    P Møller, E Hovig, K Lycke, RAP Stacy, OJ Dahlberg, A Hagen in Breast Cancer Research (2000)

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    Article

    A New HPLC Immunoaffinity Assay for Intact Hepatitis A Virus: Applications in Vaccine Process Development

    An 8 minute HPLC immunoaffinity assay for hepatitis A intact virus (HAV) was developed using an activated aldehyde perfusive support and a purified monoclonal antibody. The assay is linear, reproducible, and s...

    R. Aboud, A. Hagen, C. Oliver, R. Sitrin in Biotechnology Techniques (1998)

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    Article

    Patents and literature

    A. Rembaum, R. P. Rohrbach, S. Klose, H. G. Batz in Applied Biochemistry and Biotechnology (1981)

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    Chapter

    Food Habits and Body Composition of Adult and Juvenile Meadow Pipit [Anthus pratensis (L.)]

    Among the main topics of Norwegian IBP tundra biome studies at Hardangervidda, described by Sonesson et al. (1975), are investigations of energy flow and mineral cycling. Numerous calorimetric investigations on t...

    H.-J. Skar, S. Hågvar, A. Hagen, E. Østbye in Fennoscandian Tundra Ecosystems (1975)

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    Chapter

    Density Variations of Bird Populations in High Mountain Habitats, Hardangervidda

    Five study areas situated in the mid- and low-alpine zones (Dahl, 1975) on the mountain plateau of Hardangervidda were chosen for surveys of density variations of bird populations, carried out from 1967 to 1973, ...

    L. Lien, E. Østbye, A. Hagen, H.-J. Skar, D. Svalastog in Fennoscandian Tundra Ecosystems (1975)

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    Chapter

    Energy Budget of a Population of the Root Vole [Microtus oeconomus (Pall.)] in a High Mountain Habitat, Hardangervidda

    In this paper the energy budget of a root vole population (Microtus oeconomus) from a high mountain habitat at Finse, Hardangervidda, Norway (60°36′ N, 7° 31′ E) is calculated for the period 1969–1972 including a...

    A. Hagen, E. Østbye, H.-J. Skar in Fennoscandian Tundra Ecosystems (1975)

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    Chapter

    Faunal Structure of Hardangervidda, Norway

    The outline of vertebrates is mostly based on year-round investigations from 1959 onwards in the Finse area, which is situated in the north-western part of the Hardangervidda plateau (Østbye et al., 1972a; Soness...

    T. Solhøy, E. Østbye, H. Kauri, A. Hagen, L. Lien in Fennoscandian Tundra Ecosystems (1975)

  15. No Access

    Article

    Ein neues Prinzip enzymatischer Analyse

    Enzymes fixed to a water-insoluble carrier can be applied for analysis in the same way as inorganic catalysators. They can be used continuously and with a single defined activity more than 10000 determinations...

    H. U. Bergmeyer, A. Hagen in Fresenius' Zeitschrift für analytische Chemie (1972)