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    • Deflecting Dendrites by Introducing Compressive Stress in Li7La3Zr2O12 Using Ion Implantation 

      Flatscher, Florian; Todt, Juraj; Burghammer, Manfred; Søreide, Hanne-Sofie Marie Scisly; Porz, Lukas; Li, Yanjun; Wenner, Sigurd; Bobal, Viktor; Ganschow, Steffen; Sartory, Bernhard; Brunner, Roland; Hatzoglou, Constantinos; Keckes, Jozef; Rettenwander, Daniel (Peer reviewed; Journal article, 2023)
      Lithium dendrites belong to the key challenges of solid-state battery research. They are unavoidable due to the imperfect nature of surfaces containing defects of a critical size that can be filled by lithium until fracturing ...

    • Deformation and strain localization in polycrystals with plastically heterogeneous grains 

      Khadyko, Mikhail; Marioara, Calin Daniel; Ringdalen, Inga Gudem; Dumoulin, Stephane; Hopperstad, Odd Sture (Peer reviewed; Journal article, 2016)
      A model of a polycrystalline material is studied, where each grain consists of several zones with different plastic properties. The size and configuration of the zones as well as their properties are mimicking the situation ...

    • Deformation Texture Evolution in Flat Profile AlMgSi Extrusions: Experiments, FEM, and Crystal Plasticity Modeling 

      Manik, Tomas; Marthinsen, Knut; Zhang, Kai; Imani Aria, Arash; Holmedal, Bjørn (Peer reviewed; Journal article, 2021)
      In the present work, the deformation textures during flat profile extrusion from round billets of an AA6063 and an AA6082 aluminium alloy have been numerically modeled by coupling FEM flow simulations and crystal plasticity ...

    • Degradation and emission results of amine plant operations from MEA testing at the CO2 technology centre Mongstad 

      Morken, Anne Kolstad; Pedersen, Steinar; Kleppe, Eirik Romslo; Wisthaler, Armin; Vernstad, Kai; Ullestad, Øyvind; Flø, Nina Enaasen; Faramarzi, Leila; Hamborg, Espen Steinseth (Peer reviewed; Journal article, 2017)
      In 2015, the CO2 Technology Centre Mongstad (TCM DA), operated a test campaign using aqueous monoethanolamine (MEA) solvent at 30 wt%. The main objective was to demonstrate and document the performance of the TCM DA Amine ...

    • Delivering the power of nanomedicine to patients today 

      Germain, Matthieu; Caputo, Fanny; Metcalfe, Su; Tosi, Giovanni; Spring, Kathleen; Åslund, Andreas K.O.; Pottier, Agnes; Schiffelers, Raymond; Ceccaldi, Alexandre; Schmid, Ruth (Peer reviewed; Journal article, 2020)
      The situation of the COVID-19 pandemic reminds us that we permanently need high-value flexible solutions to urgent clinical needs including simplified diagnostic technologies suitable for use in the field and for delivering ...

    • Delivery of oligonucleotide-based therapeutics: challenges and opportunities 

      Hammond, Suzan M.; Aartsma-Rus, Annemieke; Alves, Sandra; Borgos, Sven Even F.; Buijsen, Ronald A.M.; Collin, Rob W.J.; Covello, Giuseppina; Denti, Michela A.; Desviat, Lourdes R.; Echevarria, Lucia; Foged, Camilla; Gaina, Gisela; Garanto, Alejandro; Goyenvalle, Aurelie T.; Guzowska, Magdalena; Holodnuka, Irina; Jones, David R.; Krause, Sabine; Lehto, Taavi; Van Roon-Mom, Willeke; Arechavala-Gomeza, Virginia (Peer reviewed; Journal article, 2021)
      Nucleic acid-based therapeutics that regulate gene expression have been developed towards clinical use at a steady pace for several decades, but in recent years the field has been accelerating. To date, there are 11 marketed ...

    • Delivery of oligonucleotide‐based therapeutics: challenges and opportunities 

      Hammond, Suzan M.; Aartsma-Rus, Annemieke; Alves, Sandra; Borgos, Sven Even F.; Buijsen, Ronald A.M; Collin, Rob W.J.; Covello, Giuseppina; Denti, Michela A.; Desviat, Lourdes R.; Echevarria, Lucia; Foged, Camilla; Gaina, Gisela; Garanto, Alejandro; Goyenvalle, Aurelie T.; Guzowska, Magdalena; Holodnuka, Irina; Jones, David R.; Krause, Sabine; Lehto, Taavi; Montolio, Marisol; Van Roon-Mom, Willeke; Arechavala-Gomeza, Virginia (Peer reviewed; Journal article, 2021)
      Nucleic acid-based therapeutics that regulate gene expression have been developed towards clinical use at a steady pace for several decades, but in recent years the field has been accelerating. To date, there are 11 marketed ...

    • Demonstration of a novel instrument for online monitoring of absorber emissions to air 

      Einbu, Aslak; Hjarbo, Kai Wilhelm; Brunsvik, Anders; Zahlsen, Kolbjørn; Wittgens, Bernd (Peer reviewed; Journal article, 2021)
      A novel concept for online monitoring of nitrosamines, solvent amines and their degradation products in amine absorber emissions to air was demonstrated at the Tiller CO2-lab pilot facility. The monitoring concept is based ...

    • Demonstration of non-linear model predictive control for optimal flexible operation of a CO2 capture plant 

      Mejdell, Thor; Kvamsdal, Hanne Marie; Hauger, S.O.; Gjertsen, Fredrik; Tobiesen, Finn Andrew; Hillestad, Magne (Peer reviewed; Journal article, 2022)
      Due to the penetration of renewable intermittent energy, there is a need for coal and natural gas power plants to operate flexibly with variable load. This has resulted in an increasing interest in flexible and operational ...

    • Deposition of carbon from methane on manganese sources 

      Dalaker, Halvor; Ringdalen, Eli; Gjøvik, Jonas Einan (Peer reviewed; Journal article, 2023)
      Carbon has been deposited on HCFeMn slag from methane-containing gas with and without CO2, creating C-MnO composites and giving a hydrogen-rich off-gas as a by-product. The maximum deposited amount corresponds to 38 ± 6% ...

    • Depth profiling at a steel-aluminum interface using slow-flow direct current glow discharge mass spectrometry 

      Paudel, Gagan; Langelandsvik, Geir; Khromov, Sergey; Arbo, Siri Marthe; Westermann, Ida; Roven, Hans Jørgen; Di Sabatino Lundberg, Marisa (Peer reviewed; Journal article, 2021)
      Direct current glow discharge mass spectrometry (dc-GDMS), which relies on sector field mass analyzers, is not commonly used for depth profiling applications because of its slow data acquisition. Nevertheless, dc-GDMS has ...

    • Derivative-free trust region optimization for robust well control under geological uncertainty 

      Silva, Thiago Lima; Bellout, Mathias; Giuliani, Caio M.; Camponogara, Eduardo; Pavlov, Alexey (Peer reviewed; Journal article, 2022)
      A Derivative-Free Trust-Region (DFTR) algorithm is proposed to solve the robust well control optimization problem under geological uncertainty. Derivative-Free (DF) methods are often a practical alternative when gradients ...

    • Design of a Medium-Scale Circulating Fluidized Bed Reactor for Chlorination of Processed Aluminum Oxide 

      Barahmand, Zahir; Aghaabbasi, Omid; Salcido, Jose Luis; Rustad, Emmy Kristine; Jayarathna, Chameera; Ratnayake, Chandana (Peer reviewed; Journal article, 2022)
      Fluidization is a well-established and widely used technology in the process industry. The production stability and the large effective contact area between the active substances, resulting in high mass and heat transfer ...

    • Design of a novel hybrid process for membrane assisted clean hydrogen production with CO2 capture through liquefaction 

      Kim, Donghoi; Liu, Zhongxuan; Anantharaman, Rahul; Riboldi, Luca; Odsæter, Lars Hov; Berstad, David Olsson; Peters, Thijs; Polfus, Jonathan; Malerød-Fjeld, Harald; Gundersen, Truls (Peer reviewed; Journal article, 2022)
      This work introduces a novel hybrid concept to produce H2 from natural gas by using the protonic membrane reformer (PMR) with liquefaction based CO2 capture system. For process intensification, recycling of the off-gas ...

    • Design optimization of compact gas turbine and steam combined cycles for combined heat and power production in a FPSO system–A case study 

      Mocholí Montañés, Rubén; Hagen, Brede Andre Larsen; Deng, Han; Skaugen, Geir; Morin, Nicolas; Andersen, Marius; Mazzetti, Marit Jagtoyen (Peer reviewed; Journal article, 2023)
      This case study aims to cover a wide range of relevant aspects related to combined cycle design, mechanical integrity and operational reliability for cogeneration of heat and power in FPSO systems. The methods consist of ...

    • Designing Aqueous Organic Electrolytes for Zinc-Air Batteries: Method, Simulation, and Validation 

      Clark, Simon; Mainar, Aroa R.; Iruin, Elena; Colmenares, Luis C.; Blázquez, Alberto; Tolchard, Julian R; Jusys, Zenonas; Horstmann, Birger (Peer reviewed; Journal article, 2020)
      Aqueous zinc–air batteries (ZABs) are a low‐cost, safe, and sustainable technology for stationary energy storage. ZABs with pH‐buffered near‐neutral electrolytes have the potential for longer lifetime compared to traditional ...

    • Detailed investigation of the shearing mechanism of β" precipitates in Al-Mg-Si alloys 

      Christiansen, Emil; Marioara, Calin Daniel; Ringdalen, Inga Gudem; Bjørge, Ruben; Holmedal, Bjørn; Hopperstad, Odd Sture; Holmestad, Randi (Peer reviewed; Journal article, 2020)
      The mechanism behind shearing of β'' precipitates in Al-Mg-Si alloys during deformation is investigated by applying advanced transmission electron microscopy (TEM) techniques and frozen phonon multislice TEM image simulations ...

    • Detecting minute amounts of nitrogen in GaNAs thin films using STEM and CBED 

      Vatanparast, Maryam; Shao, Yu-Tsun; Rajpalke, Mohana; Fimland, Bjørn-Ove; Reenaas, Turid Dory; Holmestad, Randi; Vullum, Per Erik; Zuo, Jian Min (Peer reviewed; Journal article, 2021)
      Nitrogen (N) is a common element added to GaAs for band gap engineering and strain compensation. However, detection of small amounts of N is difficult for electron microscopy as well as for other chemical analysis techniques. ...

    • Detection, counting and characterization of nanoplastics in marine bioindicators: a proof of principle study. 

      Valsesia, Andrea; Parot, Jérémie; Ponti, Jessica; Mehn, Dora; Marino, Rita; Melillo, Daniela; Muramoto, Shin; Verkouteren, Mike; Hackley, Vincent A.; Colpo, Pascal (Peer reviewed; Journal article, 2021)
      Plastic particulates in the environment pose an increasing concern for regulatory bodies due to their potential risk to higher organisms (including humans) as they enter the food chain. Nanoplastics (defined here as smaller ...

    • Determination of Anisotropic Mechanical Properties for Materials Processed by Laser Powder Bed Fusion 

      Hovig, Even Wilberg; S. Azar, Amin; Grytten, Frode; Sørby, Knut; Andreassen, Erik (Peer reviewed; Journal article, 2019)
      Improving the success rate in additive manufacturing and designing highly optimized structures require proper understanding of material behaviour. This study proposes a novel experimental method by which anisotropic ...