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Publikasjoner

  • Polfus, Jonathan M.; Li, Zuoan; Xing, Wen; Sunding, Martin Fleissner; Walmsley, John; Fontaine, Marie-Laure; Henriksen, Partow Pakdel & Bredesen, Rune (2016). Chemical stability and H2 flux degradation of cercer membranes based on lanthanum tungstate and lanthanum chromite. Journal of Membrane Science.  ISSN 0376-7388.  503, s 42- 47
  • Polfus, Jonathan M.; Xing, Wen; Pecanac, Goran; Fossdal, Anita; Hanetho, Sidsel Meli; Larring, Yngve; Malzbender, Jürgen; Fontaine, Marie-Laure & Bredesen, Rune (2016). Oxygen permeation and creep behavior of Ca1-xSrxTi0.6Fe0.15Mn0.25O3-δ (x=0, 0.5) membrane materials. Journal of Membrane Science.  ISSN 0376-7388.  499, s 172- 178
  • Polfus, Jonathan M.; Løvvik, Ole Martin; Rørvik, Per Martin & Bredesen, Rune (2015). Nanocomposites of few-layer graphene oxide and alumina by density functional theory calculations. Journal of the European Ceramic Society.  ISSN 0955-2219.  36(3), s 719- 724 . doi: 10.1016/j.jeurceramsoc.2015.11.009
  • Polfus, Jonathan M.; Norby, Truls & Bredesen, Rune (2015). Protons in Oxysulfates, and Sulfides: A First-Principles Study of La2O2S, La2O2SO4, SrZrS3, and BaZrS3. Journal of Physical Chemistry C.  ISSN 1932-7447.  119(42), s 23875- 23882 . doi: 10.1021/acs.jpcc.5b08278
  • Polfus, Jonathan M.; Xing, Wen; Fontaine, Marie-Laure; Denonville, Christelle; Henriksen, Partow Pakdel & Bredesen, Rune (2015). Hydrogen separation membranes based on dense ceramic composites in the La27W5O55.5–LaCrO3 system. Journal of Membrane Science.  ISSN 0376-7388.  479, s 39- 45 . doi: 10.1016/j.memsci.2015.01.027
  • Polfus, Jonathan M.; Xing, Wen; Riktor, Marit Dalseth; Sunding, Martin Fleissner; Dahl, Paul Inge; Hanetho, Sidsel Meli; Mokkelbost, Tommy; Larring, Yngve; Fontaine, Marie-Laure & Bredesen, Rune (2015). Enhanced O2 Flux of CaTi0.85Fe0.15O3 – d Based Membranes by Mn Doping. Journal of The American Ceramic Society.  ISSN 0002-7820. . doi: 10.1111/jace.14022
  • Polfus, Jonathan M.; Xing, Wen; Sunding, Martin Fleissner; Hanetho, Sidsel Meli; Dahl, Paul Inge; Larring, Yngve; Fontaine, Marie-Laure & Bredesen, Rune (2015). Doping strategies for increased oxygen permeability of CaTiO3 based membranes. Journal of Membrane Science.  ISSN 0376-7388.  482, s 137- 143 . doi: 10.1016/j.memsci.2015.02.036
  • Zheng, Kun; Swierczek, Konrad; Polfus, Jonathan M.; Sunding, Martin Fleissner; Pishahang, Mehdi & Norby, Truls (2015). Carbon Deposition and Sulfur Poisoning in SrFe0.75Mo0.25O3-δ and SrFe0.5Mn0.25Mo0.25O3-δ Electrode Materials for Symmetrical SOFCs. Journal of the Electrochemical Society.  ISSN 0013-4651.  162(9), s F1078- FF1087 . doi: 10.1149/2.0981509jes
  • Polfus, Jonathan Marc; Norby, Truls & Haugsrud, Reidar (2013). The defect chemistry of nitrogen in oxides: A review of experimental and theoretical studies. Journal of Solid State Chemistry.  ISSN 0022-4596.  198, s 65- 76 . doi: 10.1016/j.jssc.2012.09.010
  • Erdal, Skjalg; Kalland, Liv-Elisif Queseth; Hancke, Ragnhild; Polfus, Jonathan Marc; Haugsrud, Reidar; Norby, Truls & Magraso, Anna (2012). Defect structure and its nomenclature for mixed conducting lanthanum tungstates La28-xW4+xO54+3x/2. International journal of hydrogen energy.  ISSN 0360-3199.  37(9), s 8051- 8055 . doi: 10.1016/j.ijhydene.2011.11.093
  • Magraso, Anna; Polfus, Jonathan Marc; Frontera, Carlos; Canales-Vazquez, Jesus; Kalland, Liv-Elisif Queseth; Hervoches, Charles Herve; Erdal, Skjalg; Hancke, Ragnhild; Islam, M. Saiful; Norby, Truls & Haugsrud, Reidar (2012). Complete structural model for lanthanum tungstate: a chemically stable high temperature proton conductor by means of intrinsic defects. Journal of Materials Chemistry.  ISSN 0959-9428.  22(5), s 1762- 1764 . doi: 10.1039/c2jm14981h
  • Polfus, Jonathan Marc; Bjørheim, Tor Svendsen; Norby, Truls & Haugsrud, Reidar (2012). Nitrogen defects in wide band gap oxides: defect equilibria and electronic structure from first principles calculations. Physical Chemistry, Chemical Physics - PCCP.  ISSN 1463-9076.  14(33), s 11808- 11815 . doi: 10.1039/c2cp41378g
  • Polfus, Jonathan Marc & Haugsrud, Reidar (2012). Protons in perovskite nitrides and oxide nitrides: A first principles study of ThTaN3 and SrTaO2N. Solid State Communications.  ISSN 0038-1098.  152(20), s 1921- 1923 . doi: 10.1016/j.ssc.2012.07.010
  • Polfus, Jonathan Marc; Kazuaki, Toyoura; Oba, Fumiyasu; Tanaka, Isao & Haugsrud, Reidar (2012). Defect chemistry of a BaZrO3 S3 111 grain boundary by first principles calculations and space-charge theory. Physical Chemistry, Chemical Physics - PCCP.  ISSN 1463-9076.  14, s 12339- 12346 . doi: 10.1039/c2cp41101f
  • Polfus, Jonathan Marc; Toyoura, Kazuaki; Hervoches, Charles Herve; Sunding, Martin Fleissner; Tanaka, Isao & Haugsrud, Reidar (2012). Nitrogen and hydrogen defect equilibria in Ca12Al14O33: a combined experimental and computational study. Journal of Materials Chemistry.  ISSN 0959-9428.  22(31), s 15828- 15835 . doi: 10.1039/c2jm16202d
  • Polfus, Jonathan Marc; Norby, Truls & Haugsrud, Reidar (2011). Nitrogen defects from NH3 in rare-earth sesquioxides and ZrO2. Dalton Transactions.  ISSN 1477-9226.  40(1), s 132- 135 . doi: 10.1039/c0dt01068e

Se alle arbeider i Cristin

  • Tilset, Bente Gilbu; Rørvik, Per Martin; Larring, Yngve; Fontaine, Marie-Laure & Polfus, Jonathan M. (2016). Keramiske membraner for hydrogensamfunnet.
  • Maso Carcases, Nahum; Polfus, Jonathan M.; Fontaine, Marie-Laure & Norby, Truls (2015). Electrical Properties of Nonstoichiometric BaxZr0.85Y0.15O2.925 Ceramics Prepared by Solid State Reactive Sintering.
  • Norby, Truls; Haugsrud, Reidar & Polfus, Jonathan M. (2015). Defects and transport in proton conducting BZY.
  • Norby, Truls & Polfus, Jonathan M. (2015). Grain boundaries in ion conducting ceramics; theory and practice - properties and applications.
  • Norby, Truls & Polfus, Jonathan M. (2015). Space Charge Layers and Their Role in Properties of Interfaces in Solid State Ionics.
  • Polfus, Jonathan M. (2015). First-principles studies of defects and interfaces in perovskite ceramics.
  • Polfus, Jonathan M.; Bjørheim, Tor Svendsen; Pishahang, Mehdi; Norby, Truls & Bredesen, Rune (2015). Influence of space-charge on the surface defect chemistry of BaZrO3.
  • Polfus, Jonathan M.; Li, Zuoan; Sunding, Martin Fleissner; Xing, Wen; Fontaine, Marie-Laure; Henriksen, Partow Pakdel & Bredesen, Rune (2015). Chemical stability of cercer H2 membranes in the La28-xW4+xO54+3x/2-δ–LaCrO3-δ system.
  • Saeed, Sarmad Waheed; Hancke, Ragnhild & Polfus, Jonathan M. (2015). CO2 capture by hydrogen separation membranes.
  • Sahoo, Prangya Parimita; Schrade, Matthias; Grandcolas, Mathieu; Polfus, Jonathan M.; Foss, Carl Erik Lie; Sunde, Svein & Norby, Truls (2015). Photoelectrocatalytic conversion of water, carbon dioxide, and nitrogen to fuels and chemicals.
  • Sunding, Martin Fleissner; Polfus, Jonathan M.; Zheng, Kun; Svenum, Ingeborg-Helene & Pedersen, Eirik Østbye (2015). Analysing reduced transition metal containing compounds with XPS.
  • Fontaine, Marie-Laure; Magrasó, Anna; Polfus, Jonathan M.; Norby, Truls; Dahl, Paul Inge; Pishahang, Mehdi & Bredesen, Rune (2014). Effects of sintering additives on BaZr1-xYxO3-d densification, stability, and proton conductivity.
  • Maso Carcases, Nahum; Polfus, Jonathan M.; Fontaine, Marie-Laure & Norby, Truls (2014). Electrical properties of nonstoichiometric Ba1+xZr0.85Y0.15O2.925 ceramics prepared by solid state reactive sintering.
  • Maso Carcases, Nahum; Polfus, Jonathan M.; Fontaine, Marie-Laure & Norby, Truls (2014). Electrical properties of undoped and acceptor-Doped (LaO)2SO4 Ceramics.
  • Polfus, Jonathan M.; Fontaine, Marie-Laure; Maso Carcases, Nahum; Magraso, Anna; Pishahang, Mehdi; Norby, Truls & Bredesen, Rune (2014). SIntering Mechanisms and H2S stability of BaZrO3 ceramics with sintering aids for biogas operated fuel cells.
  • Polfus, Jonathan M.; Xing, Wen; Fontaine, Marie-Laure; Denonville, Christelle; Henriksen, Partow Pakdel & Bredesen, Rune (2014). Ceramic Composites of Mixed Ionic-Electronic conductors as Hydrogen Membranes.
  • Polfus, Jonathan M.; Xing, Wen; Fontaine, Marie-Laure; Henriksen, Partow Pakdel & Bredesen, Rune (2014). Ceramic Composites of Mixed Ionic-Electronic Conductors as Hydrogen Membranes.
  • Polfus, Jonathan M.; Xing, Wen; Hanetho, Sidsel Meli; Dahl, Paul Inge; Riktor, Marit Dalseth; Larring, Yngve; Fontaine, Marie-Laure; Henriksen, Partow Pakdel & Bredesen, Rune (2014). Enhancing the O2 permeability of CaTi0.85Fe0.15O3-δ based membranes by Mn-doping.
  • Belloc, Julien; Polfus, Jonathan M.; Denonville, Christelle; Pishahang, Mehdi; Fontaine, Marie-Laure; Kazi, Saima Sultana; Magraso, Anna & Norby, Truls (2013). BCYZ - BZY Standings.
  • Fontaine, Marie-Laure; Bredesen, Rune; Dahl, Paul Inge; Denonville, Christelle; Larring, Yngve; Polfus, Jonathan M.; Paulsen, Ove Bjørn & Xing, Wen (2013). Development of thin film supported tubular membranes for high temperature gas separation.
  • Maso Carcases, Nahum; Polfus, Jonathan M.; Fontaine, Marie-Laure; Pishahang, Mehdi; Bredesen, Rune & Norby, Truls (2013). Biogas operated proton ceramic fuel cells with novel S-tolerant functional materials.
  • Polfus, Jonathan M. (2013). Improving performance and manufacturability of high temperature hydrogen transport membranes.
  • Polfus, Jonathan M.; Fontaine, Marie-Laure; Pishahang, Mehdi; Norby, Truls & Bredesen, Rune (2013). Biogas operated proton ceramic fuel cells with novel S-tolerant functional materials.
  • Polfus, Jonathan M. & Norby, Truls (2013). Biogas operated proton ceramic fuel cells.
  • Polfus, Jonathan M.; Pishahang, Mehdi; Fontaine, Marie-Laure; Norby, Truls & Bredesen, Rune (2013). Biogas operated PCFC: Computational and experimental studies of the sulfur tolerance of BaZrO3 and hydration of La2O2S and La2O2SO4.
  • Polfus, Jonathan Marc; Bjørheim, Tor Svendsen; Norby, Truls & Haugsrud, Reidar (2012). The role of nitrogen in binary and ternary oxides: Defects and electronic structure.
  • Polfus, Jonathan Marc; Norby, Truls & Haugsrud, Reidar (2012). Nitrogen in Oxides: Electrical Characterization and Computational Studies of Defect Equilibria and Electronic Structure.
  • Polfus, Jonathan Marc; Toyoura, Kazuaki; Oba, Fumiyasu; Tanaka, Isao & Haugsrud, Reidar (2012). Defect structure of a BaZrO3 grain boundary by First Principles calulations and space- charge theory.
  • Hervoches, Charles Herve; Polfus, Jonathan Marc & Haugsrud, Reidar (2011). Conductivity of Nitrogen-doped oxides in NH3.
  • Magraso, Anna; Polfus, Jonathan Marc; Canales-Vazquez, Jesus; Frontera, Carlos & Haugsrud, Reidar (2011). Local and average structure of lanthanum tungstate: A proton-conductor with fluorite-type structure.
  • Polfus, Jonathan Marc; Haugsrud, Reidar; Hervoches, Charles; Norby, Truls; Sunding, Martin Fleissner & Toyoura, Kazuaki (2011). Experimental and Theoretical Investigations of Nitrogen and Hydrogen Related defects in Ca12Al14O33.
  • Bjørheim, Tor Svendsen; Polfus, Jonathan Marc & Norby, Truls (2010). DFT at the Norby group: Defects, transport and disorder.
  • Magraso Sola, Anna; Ahmed, Istaq; Frontera, Carlos; Hervoches, Charles; Polfus, Jonathan Marc & Haugsrud, Reidar (2010). On the crystal structure of proton conducting lanthanum tungstate.
  • Magraso, Anna; Ahmed, Istaq; Frontera, Carlos; Hervoches, Charles Herve; Polfus, Jonathan Marc & Haugsrud, Reidar (2010). Structure determination of not-La6WO12.
  • Polfus, Jonathan Marc; Haugsrud, Reidar & Norby, Truls (2010). DFT MODELING OF NITROGEN ACCEPTORS AND IMIDE DEFECTS IN RE2O3 (RE=Sc, Y, La).
  • Polfus, Jonathan Marc; Haugsrud, Reidar & Norby, Truls (2010). Nitrogen defects in Y2O3 investigated by ab initio calculations and electrical conductivity measurements.
  • Polfus, Jonathan Marc (2009). Transient effects of NH3 on the electrical conductivity of rare-earth oxides.
  • Polfus, Jonathan Marc & Sobas, Pawel Andrzej (2009). DFT modeling of N defects in Y2O3.

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Publisert 14. jul. 2010 12:00 - Sist endret 28. jun. 2012 11:54