Blar i Fakultet for teknologi, kunst og design (TKD) på tittel

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    • Effect of conditions on wet carbonation products of recycled cement paste powder 

      Mao, Yuguang; He, Pingping; Drissi, Sarra; Zhang, Jian; Hu, Xiang; Shi, Caijun (Peer reviewed; Journal article, 2023)
      Wet carbonation is deemed a successful approach to recycling waste concrete powder. Controlling the growth and properties of products in the recycled cement paste powder (CPP) is highly dependent on the wet carbonation ...

    • The Effect of Dyslexia on Searching Visual and Textual Content: Are Icons Really Useful? 

      Berget, Gerd; Sandnes, Frode Eika (Lecture Notes in Computer Science;9177, Journal article; Peer reviewed, 2015-07-18)
      Little is known about how dyslexia affects online information seeking. This study addresses the search performance of 21 users with dyslexia and 21 controls in textual versus visual displays. The aim was to investigate ...

    • Effect of filter type in ventilation systems on NO2 concentrations in classrooms 

      Yang, Aileen; Nikolaisen, Kristian Fredrik; Holøs, Sverre Bjørn; Thunshelle, Kari; Dauge, Franck Rene; Mysen, Mads (Springer Proceedings in Energy;Cold Climate HVAC 2018 - Sustainable Buildings in Cold Climates, Conference object, 2018-12-12)
      This study was conducted to assess how different filter types in the ventilation system affect the indoor NO2 concentrations. Measurements were carried out in two classrooms and air intakes in a primary school located in ...

    • Effect of high dosage of steel fibers on mechanical properties of UHPFRC: Application of response surface method 

      Babu, Aswathy (MABY;2022, Master thesis, 2022)
      The master thesis herein described mainly focused on developing a statistical model using Response Surface Methodology (RSM) to predict the performance of ultra-high performance fiber reinforced concrete (UHPFRC). Furthermore, ...

    • Effect of leading-edge erosion on the performance of offshore horizontal axis wind turbine using BEM method 

      Mian, Haris Hameed; Siddiqui, Muhammad Salman; Yang, Liang; Keprate, Arvind; Badar, Abdul Waheed (Peer reviewed; Journal article, 2023)
      This research focuses on the effect of leading-edge erosion on the performance of wind turbines, specifically the GE1.5XLE horizontal axis wind turbine. The blade element momentum (BEM) method is used to predict the ...

    • The effect of lockdown on students’ performance: A comparative study between Italy, Sweden and Turkey 

      Casalone, Giorgia; Michelangeli, Alessandra; Östh, John; Türk, Umut (Peer reviewed; Journal article, 2023)
      During the first months of the COVID-19 outbreak, countries adopted different strategies in order to mitigate the effects of the pandemic, ranging from recommendations to limit individual movement to severe lockdown measures. ...

    • The effect of manual wheelchair design on mobility: A study with non-users andeExperienced wheelchair users 

      Barili, Sara Raquel Martins; Sandnes, Frode Eika; Paschoarelli, Luis Carlos; Junior, Galdenoro Botura; Medola, Fausto Orsi (Advances in Intelligent Systems and Computing; Volume 1269, Conference paper, 2020-08-30)
      The use of inappropriate wheelchairs is believed to limit mobility and reduce the freedom and quality of living for the user. This study therefore set out to investigate the influences of wheelchair design on the performance ...

    • Effect of Manual Wheelchair Type on Mobility Performance, Cardiorespiratory Responses, and Perceived Exertion 

      Bertolaccini, Guilherme; Sandnes, Frode Eika; Medola, Fausto Orsi; Gjøvaag, Terje (Rehabilitation Research and Practice;Volume 2022, Article ID 5554571, Peer reviewed; Journal article, 2022-06-11)
      This study is aimed at comparing the design and configuration of the most commonly used manual wheelchair models through cardiorespiratory responses, perceived exertion, and mobility performance using two different manual ...

    • The Effect of Mixture Proportion on the Performance of Alkali-Activated Slag Concrete Subjected to Sulfuric Acid Attack 

      Teymouri, Mohammad; Behfarnia, Kiachehr; Shabani, Amirhosein; Saadatian, Armin (Materials;, Peer reviewed; Journal article, 2022)
      Long-term deterioration and durability concerns in harsh environments with acidic attacks are considered as the weaknesses of ordinary Portland cement (OPC) concrete. Although the performance of alkali-activated slag ...

    • Effect of modelling inhomogeneous wave conditions on structural responses of a very long floating bridge 

      Dai, Jian; Stefanakos, Christos; Leira, Bernt Johan; Alsos, Hagbart Skage (Journal of Marine Science and Engineering;volume 9, issue 5, Peer reviewed; Journal article, 2021-05-19)
      Floating bridges are suitable for connecting land parcels separated by wide and deep waterbodies. However, when the span of the crossing becomes very long, the water environment exhibits inhomogeneities which introduce ...

    • Effect of pit distance on failure probability of corroded RC beam 

      Kioumarsi, Mahdi; Markeset, Gro; Hooshmandi, Sheida (Peer reviewed; Journal article, 2017)
      The present paper studies effect of the variation of pit distance on structural reliability of a reinforced concrete (RC) beam, with particular emphasis on the interference of localized corrosion on adjacent tensile rebars. ...

    • Effect of Precompression and Material Uncertainty on the In-Plane Behavior of URM Pier–Spandrel Systems 

      Pulatsu, Bora; Gonen, Semih; Parisi, Fulvio (Peer reviewed; Journal article, 2023)
      Theoretical and experimental studies on loadbearing masonry walls have shown the significant influence of the axial load level (i.e., precompression) and wall aspect ratio on in-plane lateral resistance. Nonetheless, the ...

    • The effect of reinforcement corrosion on the structural behaviour of prestressed bridges in the Norwegian coastal regions 

      Paciorek, Magda; Kanstad, Terje; Hendriks, Max; Kioumarsi, Mahdi; Markeset, Gro (Journal article; Peer reviewed, 2017)
      Prestressed concrete (PC) is one of the main structural materials used in Norway for bridge structures. Prestressed and precast concrete beams were even used for building the historical Atlantic Road, which has the status ...

    • Effect of Shrinkage Reducing Admixture on Drying Shrinkage of Concrete with Different w/c Ratios 

      Kioumarsi, Mahdi; Azarhomayun, Fazel; Haji, Mohammad; Shekarchi, Mohammad (Materials;Volume 13, Issue 24, Journal article; Peer reviewed, 2020-12-15)
      The reduction of the moisture content of concrete during the drying process reduces the concrete’s volume and causes it to shrink. In general, concrete shrinkage is a phenomenon that causes concrete volume to dwindle and ...

    • Effect of span length on behavior of MRF accompanied with CBF and MBF systems 

      Kioumarsi, Benyamin; Kheyroddin, Ali; Gholhaki, Majid; Kioumarsi, Mahdi; Hooshmandi, Sheida (Journal article; Peer reviewed; Journal article, 2017)
      The main objective of this study is to quantify effects of variations of aspect ratio (ratio of span length to story height) and lateral resisting system on response of high-rise steel structures. In the present research ...

    • Effect of stiffeners on behavior of steel plate shear wall with rectangular openings 

      Bypour, Maryam; Kioumarsi, Mahdi; Zucconi, Maria (AIP Conference Proceedings;Volume 2293, Issue 1, Journal article; Peer reviewed, 2020-11-25)
      Steel Plate Shear Walls (SPSWs) with and without stiffeners, due to excellent seismic performance, are considered as a lateral load resisting system. Stiffeners have widely been used in SPSW to improve the buckling behavior ...

    • Effect of temperature on CO2 curing, compressive strength and microstructure of cement paste 

      Lu, Bao; Drissi, Sarra; Liu, Jianhui; Hu, Xiang; Song, Baixin; Shi, Caijun (Cement and Concrete Research;Volume 157, July 2022, 106827, Peer reviewed; Journal article, 2022-05-05)
      This study investigated the effect of temperature (5 ◦C–50 ◦C) on the carbonation process, compressive strength and microstructure of CO2-cured cement paste. Results showed that the carbonation process and rate were ...

    • Effect of time dependent corrosion rate on residual capacity of corroded RC beam 

      Kioumarsi, Mahdi; Hajmohammadian Baghban, Mohammad; Imperatore, Stefania (IOP Conference Series: Materials Science and Engineering;Volume 652, Number 1, Journal article; Peer reviewed, 2019)
      Corrosion is the most commonly severe defect in reinforced concrete (RC) structures and it mainly causes reduced rebar cross-section. The corrosion rate is the determining parameter of the progress of corrosion-induced ...

    • Effect of ventilation on perceived air quality in 18 classrooms 

      Holøs, Sverre Bjørn; Yang, Aileen; Thunshelle, Kari; Mysen, Mads (IOP Conference Series: Materials Science and Engineering;Volume 609, Journal article; Peer reviewed, 2019)
      The aim of this paper is to assess whether reducing the minimum ventilation airflow rate (Vmin) has any negative impacts on perceived air quality (PAQ) upon entering an unoccupied room. Seventeen healthy young adults were ...

    • Effect of wave-current interaction on a long fjord-crossing floating pontoon bridge 

      Dai, Jian; Abrahamsen, Bjørn Christian; Hansen Viuff, Thomas; Leira, Bernt Johan (Engineering structures;Volume 266, 1 September 2022, 114549, Peer reviewed; Journal article, 2022-06-20)
      Fjord-crossing floating bridges are sophisticated structures subjected to complex environmental loadings including combined action of wave and current. However, the effect of wave-current action is often neglected in a ...