• Market integration for natural gas in Europe 

      Asche, Frank; Osmundsen, Petter; Tveterås, Ragnar (Journal article; Peer reviewed, 2001)
      In this paper we examine the degree of market integration in French gas imports. Are there substantial price differences between gas from different export countries, and do prices move together? Furthermore, we analyze ...
    • Covariate order tests for covariate effect 

      Kvaløy, Jan Terje (Journal article; Peer reviewed, 2002)
      A new approach for constructing tests for association between a random right censored life time variable and a covariate is proposed. The basic idea is to first arrange the observations in increasing order of the covariate ...
    • European market integration for gas 

      Asche, Frank; Osmundsen, Petter; Tveterås, Ragnar (Journal article; Peer reviewed, 2002-05)
      Long-term take-or-pay contracts regulating gas exports to the Continent are described and analyzed. We thereafter examine whether the German gas market is integrated. Time series of Norwegian, Dutch and Russian gas export ...
    • Realizing a new e-commerce tool for formation of a virtual enterprise 

      Davidrajuh, Reggie (Journal article; Peer reviewed, 2003)
      This paper presents a methodology for the development of a new tool for the formation of a virtual enterprise. The formation phase mainly deals with inviting potential collaborators to virtual enterprise and developing a ...
    • Partial search vector selection for sparse signal representation 

      Skretting, Karl; Husøy, John Håkon (Conference object, 2003)
      In this paper a new algorithm for vector selection in signal representation problems is proposed, we call it space is searched. Partial Search (PS). The vector selection problem is described, and one group of algorithms ...
    • Dimensioning of Product Support : Issues, Challenges, and Opportunities 

      Markeset, Tore (PhD thesis UiS;, Doctoral thesis, 2003-03)
      The research study examines issues related to dimensioning of product support strategies for advanced industrial products on the basis of a case study conducted in a manufacturing company that produces automated ...
    • Decommissioning of petroleum installations—major policy issues 

      Osmundsen, Petter; Tveterås, Ragnar (Journal article; Peer reviewed, 2003-12)
      Following the Brent Spar controversy, the OSPAR countries reached a unanimous agreement in 1998 for the future rules for disposal of petroleum installations. The vast majority of existing offshore installations will be ...
    • Planning E-government startup: a case study on E-Sri-Lanka 

      Davidrajuh, Reggie (Journal article; Peer reviewed, 2004)
      This paper analyzes the proposed implementation strategies of e-government in Sri Lanka. First, the vision of e-Sri Lanka – the information and communication technology development roadmap to achieve e-governance – is ...
    • On the relationship between aquaculture and reduction fisheries 

      Asche, Frank; Tveterås, Sigbjørn (Journal article; Peer reviewed, 2004-07)
      Recently, there has been a growing concern that increased aquaculture production poses an environmental threat to the species targeted in so-called reduction fisheries, the main source for fishmeal. The argument is that ...
    • Water weakening of chalk: A mechanistic study 

      Madland, Merete Vadla (PhD thesis UiS;11, Doctoral thesis, 2005)
      Since the detection of the Ekofisk subsidence some 20 years ago, there has been a considerable research activity concerning chalk behaviour in general, and mechanical properties particularly. Due to the importance of water ...
    • Dynamic behaviour of jackets exposed to wave-in-deck forces 

      Raaij, Katrine van (PhD thesis UiS;17, Doctoral thesis, 2005)
      During the last decade, wave-in-deck loading on fixed offshore structures has increasingly been acknowledged as an issue of concern to the offshore oil and gas industry. Being mainly an issue for existing structures, the ...
    • Industrial Service Strategy : Development, Implementation and Execution 

      Kumar, Rajesh (PhD thesis UiS;19, Doctoral thesis, 2005)
      Increasingly, as markets become more competitive and globalized, industrial service providers are dependent on effective and efficient service strategies to achieve a certain level of customer satisfaction and ...
    • Java Bluetooth wireless technology for evaluating student performance in classroom 

      Davidrajuh, Reggie (Journal article; Peer reviewed, 2005)
      This paper focuses on the use of Java Bluetooth wireless technology for evaluation of student performance in classroom. First, an introduction to Bluetooth wireless technology is given. Second, use of Java technology for ...
    • An interative approach for distribution chain design in agile virtual environment 

      Hongze, Ma; Davidrajuh, Reggie (Journal article; Peer reviewed, 2005)
      Purpose – The study sets out to explore the use of an iterative approach for designing distribution chain in an agile virtual environment; in an agile virtual environment, quick adaptation to changing market situation ...
    • Optimal kontraktsdesign for offshore-prosjekter 

      Osmundsen, Petter (Journal article; Peer reviewed, 2006)
      Prinsipper for optimal kontraktsutforming i petroleumssektoren presenters. Prinsippene baserer seg på innsikt fra kontrakts- og insentivteori, beste praksis studier for byggebransjen, samt en serie møter med oljeselskaper, ...
    • Survey of Key Management in Ad Hoc Networks 

      Hegland, Anne Marie; Winjum, Eli; Mjølsnes, Stig Frode; Rong, Chunming; Kure, Øivind; Spilling, Pål (Peer reviewed; Journal article, 2006)
      The wireless and dynamic nature of mobile ad hoc networks (MANETs) leaves them more vulnerable to security attacks than their wired counterparts. The nodes act both as routers and as communication end points. This makes ...
    • Energi til norsk veksthusnæring - bruk av naturgass som energibærer og CO2-kilde 

      Bævre, Olav Arne; Bø, Lund Øystein; Jelsa, Rune; Randeberg, Erlend; Verheul, Michel (Bioforsk Rapport;, Research report, 2006)
      Norsk gartnerinæring bruker anslagsvis 1 000 GWh per år. Planteproduksjon i veksthus her i landet har stort behov for elektrisk energi og avhengig av kultur og produksjonsopplegg varierer andelen elektrisk energi fra 50-80 ...
    • Structures for stepwise development of adaptive supply chain 

      Davidrajuh, Reggie (Journal article; Peer reviewed, 2006-12)
      Falling margins, globalization, and accelerating innova-tion cycles are forcing businesses to switch from traditional (linear and sequential) supply chains to adaptive supply chains that possess the flexibility needed ...
    • Cr₂N utvikling ved isoterm varmebehandling og korrosjons egenskaper for UNS S322003 

      Voll, Frank (Masteroppgave/UIS-TN-IKM/2007, Master thesis, 2007)
      I denne oppgaven er materialet UNS S32003 (AL 2003 TM) isotermt varmebehandlet ved 800 °C, ved tidene 0.25, 0,5, 1, 2, 3,10, 100 timer. Det ble sett på korrosjonsegenskapene og forandring i mikrostrukturen med hovedvekt ...
    • Våttauing av bunnramme 

      Korneliussen, Kjell (Masteroppgave/UIS-TN-IKM/2007, Master thesis, 2007)
      I de siste årene har det kommet mer teknologi som baserer seg på å bruke undervannsløsninger som tidligere krevde plattformløsninger. Dette skaper et økt behov for fartøyer som kan frakte og sette bunnrammer ned på ...