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  • 2013:07 Corrosion of copper in distilled water without molecular oxygen and the detection of produced hydrogen

    this was not possible in the experimental set-up used. Thus it cannot be excluded that formed species on surfaces could have been altered during handling of specimens between exposure and surface analysis ... indicate that the reaction products are predominately comprised of oxide and hydroxide. Furthermore, based on the visual appearance, the reaction products formed are solid and of a three dimensional character...

    Innehållstyp: Publikationer
  • 2014:44 Technical Note, Independent evaluation of the number of critical canister positions in the KBS-3 repository at Forsmark – Main Review Phase

    the proposed repository at Forsmark, based on statistical simulations of SKB's geological discrete-fracture network (Geo-DFN) models, and taking into account SKB's full-perimeter criterion (FPC) and extended ... Geier SSM English Independent calculations were carried out to estimate Ncrit, the number of canisters in critical positions that can be expected in the proposed repository at Forsmark, based on statistical...

    Innehållstyp: Publikationer
  • 2011:11 Handling Interfaces and Time-varying Properties in Radionuclide Transport Models

    Quintessa’s QPAC code has been used to investigate the Qeq approach. The conclusions from this simulation study are the following. The basic approach to calculating Qeq values is sound, however, narrow ... the potential to increase the release significantly. Quintessa’s AMBER software has been used to explore the effects of glacial episodes on radionuclide transport with time-varying properties. The simulation...

    Innehållstyp: Publikationer
  • 2013:09 An Application of the Functional Resonance Analysis Method (FRAM) to Risk Assessment of Organisational Change

    organisational changes, based on the principles of resilience engineering. The approach in question was the Functional Resonance Analysis Method (FRAM). Whereas established approaches focus on risks coming from failure ... failure or malfunctioning of components, alone or in combination, resilience engineering focuses on the common functions and processes that provide the basis for both successes and failures. Resilience...

    Innehållstyp: Publikationer
  • 2015:38 Evaluation of fatigue in austenitic stainless steel pipe components

    austenitic stainless steel, by performing fatigue experiments on a realistic welded austenitic stainless steel piping component. A particular focus is on high cycle fatigue and variable amplitude loading. The ... survival probability of 95 %. A more detailed evaluation of the extent of the margins will largely depend on the weld fatigue reduction factor for the specific component. The constant amplitude results indicated...

    Innehållstyp: Publikationer
  • 2009:24 UV-radiation induced disease – roles of UVA and UVB

    There is a large uncertainty concerning the impact of UVA and UVB radiation on the skin and eye. For example, UVA radiation used to be considered low risk since it was believed that DNA damage could only ... potentially greater exposure to UVA while using sunbeds or UVB-blocking sunscreens, further information on the role of UVA is crucial. It constitutes a necessary foundation for the authority for its recommendations...

    Innehållstyp: Publikationer
  • 2010:07 Indicators of safety culture – selection and utilization of leading safety performance indicators

    providing information on organizational performance, motivating people to work on safety and increasing organizational potential for safety. The aim of this report is to provide an overview on leading safety ... indicators. Drive indicators are chosen priority areas of organizational safety activity. They are based on the underlying safety model and potential safety activities and safety policy derived from it. Drive...

    Innehållstyp: Publikationer
  • 2004:09 SSI:s roll i folkhälsoarbetet

    Rapporten är en redovisning till regeringen och Statens folkhälsoinstitut av myndighetens roll inom folkhälsoområdet. Strålskydd är i sig en förebyggande verksamhet som syftar till att skydda människor och miljö mot skadlig verkan av strålning. SSI anser därför att merparten av myndighetens arbete är folkhälsorelaterat. I rapporten...

    Innehållstyp: Publikationer
  • 1999:17 SSI:s ställningstaganden i slutförsvarsfrågan

    Oskarshamn - har SSI i allt högre grad kommit att efterfrågas av kommunföreträdare och allmänhet. I de s k förstudiekommunerna efterlyses SSIs stöd bl a när det gäller om metod och de kriterier för plats val ... Oskarshamn - har SSI i allt högre grad kommit att efterfrågas av kommunföreträdare och allmänhet. I de s k förstudiekommunerna efterlyses SSIs stöd bl a när det gäller om metod och de kriterier för plats val...

    Innehållstyp: Publikationer
  • 2011:33 Mathematical modelling of ultrasonic testing of components with defects close to a non-planar surface

    corrugated interface can have important, and in some cases, major effects on the signal response. The results depend crucially on the parameters chosen for the corrugation also the material properties can ... can affect the results. 100 Jonathan Westlund and Anders Boström SSM English The report describes work that has been performed in order to model ultrasonic testing of components that contain a defect close...

    Innehållstyp: Publikationer