Browsing SINTEF Open by Author "Tolchard, Julian R"
Now showing items 1-15 of 15
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Analyse av alternative driftsformer for ikke-elektrifiserte baner 2. utgave
Zenith, Federico; Møller-Holst, Steffen; Myklebust, Thor; Thomassen, Magnus; Tolchard, Julian R; Hovland, Jon; Thomassen, Tonje; Wittgens, Bernd; Bustad, Joakim; Landmark, Andreas; Tschentscher, Roman; Hansen, Olav (SINTEF rapport;2019:00997, Research report, 2019-09-30)SAMMENDRAG Alternative drivstoff og framdriftsteknologier er evaluert for ikke-elektrifiserte banestrekninger i Norge med fokus på godstrafikk. Denne rapporten er en revidert utgave av en rapport som opprinnelig ble skrevet ... -
Cold Sintering as a Cost-Effective Process to Manufacture Porous Zinc Electrodes for Rechargeable Zinc-Air Batteries
Jayasayee, Kaushik; Clark, Simon; King, Cara; Dahl, Paul Inge; Tolchard, Julian R; Juel, Mari (Peer reviewed; Journal article, 2020)Zinc-air batteries (ZABs) offer a sustainable and safe pathway to low-cost energy storage. Recent research shows that thermally-sintered porous Zn electrodes with a three-dimensional network structure can enhance the ... -
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 ... -
Effects of sulphur on a Co/Mn-based catalyst for Fischer-Tropsch reactions
Enger, Bjørn Christian; Walmsley, John; Svenum, Ingeborg-Helene; Tolchard, Julian R; Yang, Jia; Myrstad, Rune; Gjervan, Torbjørn; Khan, Asad Ahmad; Mutairi-Al, Abdulkarim; Karim, Khalid (Peer reviewed; Journal article, 2018)The long term effect of up to 10 ppm H2S was studied for Fischer–Tropsch conversion of syngas by catalytic testing at 240 °C, 5 bar, H2/CO = 2.1 and GHSV = 2400 Nml/gcat h. Sulphur was dosed after ~ 300 or ~ 1000 h time ... -
Fabrication process parameters significantly affect the perovskite oxygen carriers materials (OCM) performance in chemical looping with oxygen uncoupling (CLOU)
Larring, Yngve; Pishahang, Mehdi; Tolchard, Julian R; Lind, Anna Maria; Sunding, Martin Fleissner; Stensrød, Ruth Elisabeth; Jacobs, Marijke; Snijkers, Frans; van der Kolk, Tjalling; Albertsen, Knuth (Peer reviewed; Journal article, 2019)The CLOU performance of the CaTixMn0.9−xMg0.1O3 (CMTM) perovskite-type system was investigated, comparing materials produced at laboratory scale with those made at industrial ton scale. The CLOU and conversion performances ... -
Fabrication process parameters significantly affect the perovskite oxygen carriers materials (OCM) performance in chemical looping with oxygen uncoupling (CLOU)
Larring, Yngve; Pishahang, Mehdi; Tolchard, Julian R; Lind, Anna Maria; Sunding, Martin Fleissner; Stensrød, Ruth Elisabeth; Jacobs, Marijke; Snijkers, Frans; van der Kolk, Tjalling; Albertsen, Knuth (Peer reviewed; Journal article, 2019)The CLOU performance of the CaTixMn0.9-xMg0.1O3 (CMTM) perovskite-type system was investigated, comparing materials produced at laboratory scale with those made at industrial ton scale. The CLOU and conversion performances were ... -
Flame spray pyrolysis of tin oxide-based Pt catalysts for PEM fuel cell applications
Dahl, Paul Inge; Rausseo, Luis César Colmenares; Barnett, Alejandro; Lomas, Scott; Vullum, Per Erik; Kvello, Jannicke Hatlø; Tolchard, Julian R; Hanetho, Sidsel Meli; Mokkelbost, Tommy (Journal article; Peer reviewed, 2017) -
Gas Switching Reforming (GSR) for syngas production with integrated CO2 capture using iron-based oxygen carriers
Zaabout, Abdelghafour; Dahl, Paul Inge; Ugwu, Ambrose; Tolchard, Julian R; Cloete, Schalk Willem Petrus; Amini, Shahriar (Peer reviewed; Journal article, 2019)The process behavior of a Gas Switching Reforming (GSR) reactor was studied using three different iron-based oxygen carrier materials: Iron-oxide on Alumina, Iron-Nickel oxide on Alumina and Iron-Ceria on Alumina. It was ... -
Gas Switching Reforming for syngas production with iron-based oxygen carrier-the performance under pressurized conditions
Ugwu, Ambrose; Zaabout, Abdelghafour; Tolchard, Julian R; Dahl, Paul Inge; Amini, Shahriar (Peer reviewed; Journal article, 2019)A four-stage Gas Switching Reforming for syngas production with integrated CO2 capture using an iron-based oxygen carrier was investigated in this study. The oxygen carrier was first reduced using dry methane, where high ... -
Improved cyclability of Nickel-rich layered oxides
Wagner, Nils Peter; Tolchard, Julian R; Tron, Artur; Pollen, Harald Norrud; Gaertner, Heiko; Vullum, Per Erik (Peer reviewed; Journal article, 2020)This study compares the physico- and electro- chemical properties of LiNi0.8Mn0.10Co0.1O2 (NMC811) and LiNi0.83Mn0.06Co0.09Al0.1O2 (NMCA) prepared by an oxalic acid co-precipitation. Deposition of a SiO2 surface coating ... -
Interphase Engineering of LiNi0.88Mn0.06Co0.06O2 Cathodes Using Octadecyl Phosphonic Acid Coupling Agents
Pollen, Harald Norrud; Nylund, Inger-Emma; Dahl, Øystein; Svensson, Ann Mari; Brandell, Daniel; Younesi, Reza; Tolchard, Julian R; Wagner, Nils Peter (Peer reviewed; Journal article, 2023)Ni-rich layered oxides are proven high-energy cathode materials for Li-ion batteries, but their characteristic short cycle life remains a challenge for implementation on a wider scale. The surface reactivity of Ni-rich ... -
Non-Nucleophilic Electrolyte Based on Ionic Liquid and Magnesium Bis(diisopropyl)amide for Rechargeable Magnesium-Ion Batteries
Kallidanthiyil Chellappan, Lethesh; Kvello, Jannicke Hatlø; Tolchard, Julian R; Dahl, Paul Inge; Hanetho, Sidsel Meli; Berthelot, Romain; Fiksdahl, Anne; Jayasayee, Kaushik (Peer reviewed; Journal article, 2020)A non-nucleophilic electrolyte for rechargeable Mg-ion batteries is developed by the reaction of magnesium bis(diisopropyl)amide and 1-ethyl-3-methylimidazolium tetrachloroaluminate ionic liquid in tetrahydrofuran solvent. ... -
Platinum and Platinum Group Metal-Free Catalysts for Anion Exchange Membrane Fuel Cells
Truong, Van Men; Tolchard, Julian R; Svendby, Jørgen; Manikandan, Maidhily; Miller, Hamish; Sunde, Svein; Hsiharng, Yang; Dekel, Dario; Barnett, Alejandro Oyarce (Peer reviewed; Journal article, 2020)The development of active hydrogen oxidation reaction (HOR) and oxygen reduction reaction (ORR) catalysts for use in anion exchange membrane fuel cells (AEMFCs), which are free from platinum group metals (PGMs), is expected ... -
Silicon anodes for lithium-ion batteries produced from recovered kerf powders
Wagner, Nils Peter; Tron, Artur; Tolchard, Julian R; Noja, Gianluigi; Bellmann, Martin Pawel (Peer reviewed; Journal article, 2019)Silicon kerf waste from a photovoltaic silicon production process is assessed as an anode material for application as a lithium ion battery anode. In contrast to previous studies, the Si-kerf is used as-produced, with no ... -
A Single-Pot Co-Precipitation Synthesis Route for Ni-Rich Layered Oxide Materials with High Cycling Stability
Pollen, Harald Norrud; Tolchard, Julian R; Svensson, Ann Mari; Wagner, Nils Peter (Peer reviewed; Journal article, 2022)In this work we report variations of LiNi0.88Mn0.06Co0.06O2 synthesised through a single-pot oxalic acid co-precipitation route, in which all cation precursors were added in the same step. The effects of Al-doping, ...