Truls Eivind Norby

Professor - Funksjonelle energirelaterte materialer i Oslo

English

E-post t.e.norby@kjemi.uio.no

Telefon +47-22840654

Mobiltelefon +47-99257611

Faks +47-22840651

Rom 22:150 i Forskningsparken

Brukernavn

Besøksadresse Forskningsparken Gaustadalléen 21 0349 OSLO

Postadresse Gaustadalléen 21 0349 OSLO

Last ned visittkort

Faglige interesser

Materialkjemi; Uorganisk kjemi, fysikalsk kjemi og elektrokjemi vedrørende faste stoffer, spesielt funksjonelle oksider og andre keramiske stoffer for bruk ved høy temperatur. Defekter, diffusjon og ionisk ledningsevne. Protoner og andre hydrogendefekter i oksider; protonledere. Faststoff-gass-elektrokjemi, fotoelektrokjemi, termoelektrisitet. Oksidasjon og nedbrytning av metaller og andre materialer. Applikasjoner omfatter høytemperatur keramiske brenselceller og gass-separasjonsmembraner, hydrogenteknologi og karbonfangst, vannsplitting og vannrensing med sollys, samt termoelektriske generatorer.

Undervisning

Undervisning på emner i Materialer, Energi og Nanoteknologi (MENA) på bachelor- og masternivå- og også i Kjemi (KJM)

Bakgrunn

Professor, Kjemisk Institutt, Universitetet i Oslo, 1995...
Vit.-ass, post-doc, forsker gjesteforsker, 1. amanuensis 1987-1994
Dr. Scient. Kjemi, Kjemisk Institutt, UiO, 1986
Cand. Scient., Uorganisk kjemi, Kjemisk Institutt, UiO, 1981

Verv

Editor, Solid State Ionics (Elsevier)
Leder for toppforskningsinitiativet FERMiO
Leder for Gruppe for Faststoff-elektrokjemi (FASE) ved Kjemisk Institutt
Styreleder, NorECs Norwegian Electro Ceramics AS
Styremedlem, Protia AS
Medlem i SINTEFs Råd
Medlem i Hydrogenrådet (NFR)

Noen viktige samarbeidspartnere

Emneord: Kjemi, Faststoff-elektrokjemi, Materialvitenskap og -teknologi, Kjemi, Fornybar energi, Nanoteknologi, Elektrokeramer, Defektkjemi, Brenselceller, Gass-separasjonsmembraner, Protonledere, Hydrogen, SMN

Iwua, Kingsley; Galeckas, Augustinas; Diplas, Spyridon; Seland, Frode; Kuznetsov, Andrej & Norby, Truls (2014). Effects of temperature, triazole and hot-pressing on the performance of TiO2 photoanode in a solid-state photoelectrochemical cell. Electrochimica Acta. ISSN 0013-4686. 115, s 66- 74
Magraso, Anna; Fontaine, Marie-Laure; Bredesen, Rune; Haugsrud, Reidar & Norby, Truls (2014). Cathode compatibility, operation, and stability of LaNbO4-based proton conducting fuel cells. Solid State Ionics. ISSN 0167-2738. . doi: 10.1016/j.ssi.2013.12.009
Magraso, Anna; Fontaine, Marie-Laure; Haugsrud, Reidar & Norby, Truls (2014). Hydrogen oxidation kinetics and performance of Ni-LaNbO4 cermet anodes for proton conducting SOFCs. Journal of the Electrochemical Society. ISSN 0013-4651. 161(4), s F373- F379 . doi: 10.1149/2.002404jes
Schrade, Matthias; Fjeld, Harald; Finstad, Terje & Norby, Truls (2014). Electronic Transport Properties of [Ca2CoO3-δ]q[CoO2]. The Journal of Physical Chemistry C. ISSN 1932-7447. 118(6), s 2908- 2918 . doi: 10.1021/jp409581n
Bjørheim, Tor Svendsen; Kuwabara, Akihide & Norby, Truls (2013). Defect Chemistry of Rutile TiO2 from First Principles Calculations. The Journal of Physical Chemistry C. ISSN 1932-7447. 117(11), s 5919- 5930 . doi: 10.1021/jp304146e
Cebasek, Nebojsa; Haugsrud, Reidar; Li, Zuoan & Norby, Truls (2013). Determination of Chemical Tracer Diffusion Coefficients for the La- and Ni-site in La2NiO4+delta Studied by SIMS. Journal of The American Ceramic Society. ISSN 0002-7820. 96(2), s 598- 605 . doi: 10.1111/jace.12106
Cebasek, Nebojsa; Haugsrud, Reidar & Norby, Truls (2013). Determination of inter-diffusion coefficients for the A- and B-site in the A(2)BO(4+delta) (A = La, Nd and B = Ni, Cu) system. Solid State Ionics. ISSN 0167-2738. 231, s 74- 80 . doi: 10.1016/j.ssi.2012.11.002
Hancke, Ragnhild; Magraso, Anna; Norby, Truls & Haugsrud, Reidar (2013). Hydration of lanthanum tungstate (La/W=5.6 and 5.3) studied by TG and simultaneous TG-DSC. Solid State Ionics. ISSN 0167-2738. 231, s 25- 29 . doi: 10.1016/j.ssi.2012.10.022
Iwu, Kingsley Odinaka; Galeckas, Augustinas; Kuznetsov, Andrej & Norby, Truls (2013). Solid-state photoelectrochemical H2 generation with gaseous reactants. Electrochimica Acta. ISSN 0013-4686. 97, s 320- 325 . doi: 10.1016/j.electacta.2013.03.013
Jalarvo, Niina Henrietta; Casolo, Simone; Aliouane, Nadir; Wallacher, Dirk; Løvvik, Ole Martin & Norby, Truls (2013). On the Complex Structural Picture of the Ionic Conductor Sr6Ta2O11. The Journal of Physical Chemistry C. ISSN 1932-7447. 117(19), s 9543- 9549 . doi: 10.1021/jp311308g
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
Vøllestad, Einar; Norby, Truls & Haugsrud, Reidar (2013). Inter-diffusion in lanthanum tungsten oxide. Solid State Ionics. ISSN 0167-2738. 244, s 57- 62 . doi: 10.1016/j.ssi.2013.04.021
Besikiotis, Vasileios; Knee, C.S.; Ahmed, Istaq; Haugsrud, Reidar & Norby, Truls (2012). Crystal structure, hydration, and ionic conductivity of the inherently oxygen-deficient La2Ce2O7. Solid State Ionics. ISSN 0167-2738. 228, s 1- 7 . doi: 10.1016/j.ssi.2012.08.023
Besikiotis, Vasileios; Ricote, Sandrine; Hjort jensen, Molly; Norby, Truls & Haugsrud, Reidar (2012). Conductivity and hydration trends in disordered fluorite and pyrochlore oxides: A study on lanthanum cerate-zirconate based compounds. Solid State Ionics. ISSN 0167-2738. 229, s 26- 32 . doi: 10.1016/j.ssi.2012.10.004
Bjørheim, Tor Svendsen; Erdal, Skjalg; Johansen, Klaus Magnus H; Knutsen, Knut Erik & Norby, Truls (2012). H and Li Related Defects in ZnO and Their Effect on Electrical Properties. The Journal of Physical Chemistry C. ISSN 1932-7447. 116(44), s 23764- 23772 . doi: 10.1021/jp307835c
Bjørheim, Tor Svendsen; Kuwabara, Akihide; Mohn, Chris Erik & Norby, Truls (2012). Defects at the (110) surface of rutile TiO2 from ab initio calculations. International journal of hydrogen energy. ISSN 0360-3199. 37(9), s 8110- 8117 . doi: 10.1016/j.ijhydene.2011.12.165
Bjørheim, Tor Svendsen; Norby, Truls & Haugsrud, Reidar (2012). Hydration and proton conductivity in LaAsO4. Journal of Materials Chemistry. ISSN 0959-9428. 22(4), s 1652- 1661 . doi: 10.1039/c1jm14192a
Casolo, Simone; Løvvik, Ole Martin; Fjeld, Harald & Norby, Truls (2012). Theoretical analysis of oxygen vacancies in layered sodium cobaltate, NaxCoO2-delta. Journal of Physics: Condensed Matter. ISSN 0953-8984. 24(47) . doi: 10.1088/0953-8984/24/47/475505
Cebasek, Nebojsa; Haugsrud, Reidar; Milosevic, Jovan; Li, Zuoan; Smith, Jens Bragdø; Magraso, Anna & Norby, Truls (2012). Determination of the Self-Diffusion Coefficient of Ni2+ in La2NiO4+delta by the Solid State Reaction Method. Journal of the Electrochemical Society. ISSN 0013-4651. 159(6), s B702- B708 . doi: 10.1149/2.044206jes
Cebasek, Nebojsa; Norby, Truls & Li, Zuoan (2012). Kinetic decomposition of a La2NiO4+δ membrane under an oxygen potential gradient. Journal of the Electrochemical Society. ISSN 0013-4651. 159(8), s F461- F467 . doi: 10.1149/2.055208jes
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
Hadidi, Kianoosh; Hancke, Ragnhild; Norby, Truls; Løvvik, Ole Martin & Gunnæs, Anette Eleonora (2012). Atomistic study of LaNbO4; surface properties and hydrogen adsorption. International journal of hydrogen energy. ISSN 0360-3199. 37(8), s 6674- 6685 . doi: 10.1016/j.ijhydene.2012.01.065
Hadidi, Kianoosh; Norby, Truls; Løvvik, Ole Martin & Gunnæs, Anette Eleonora (2012). Hydrogen energetics and charge transfer in the Ni/LaNbO4 interface from DFT calculations. International journal of hydrogen energy. ISSN 0360-3199. 37(9), s 8033- 8042 . doi: 10.1016/j.ijhydene.2011.11.032
Huse, Morten; Norby, Truls & Haugsrud, Reidar (2012). Effects of A and B site acceptor doping on hydration and proton mobility of LaNbO4. International journal of hydrogen energy. ISSN 0360-3199. 37(9), s 8004- 8016 . doi: 10.1016/j.ijhydene.2011.10.020
Huse, Morten; Skilbred, Anders Werner Bredvei; Karlsson, M.; Eriksson, S.G.; Norby, Truls; Haugsrud, Reidar & Knee, C.S. (2012). Neutron diffraction study of the monoclinic to tetragonal structural transition in LaNbO4 and its relation to proton mobility. Journal of Solid State Chemistry. ISSN 0022-4596. 187, s 27- 34 . doi: 10.1016/j.jssc.2011.12.025
Iwu, Kingsley Odinaka; Galeckas, Augustinas; Rauwel, Protima; Kuznetsov, Andrej & Norby, Truls (2012). One-dimensional WO3 and its hydrate: One-step synthesis, structural and spectroscopic characterization. Journal of Solid State Chemistry. ISSN 0022-4596. 185, s 245- 252 . doi: 10.1016/j.jssc.2011.11.001
Kepaptsoglou, Despoina Maria; Hadidi, Kianoosh; Løvvik, Ole Martin; Magraso, Anna; Norby, Truls; Gunnæs, Anette Eleonora; Olsen, Arne & Ramasse, Quentin (2012). Interfacial Charge Transfer and Chemical Bonding in a Ni-LaNbO4 Cermet for Proton-Conducting Solid-Oxide Fuel Cell Anodes. Chemistry of Materials. ISSN 0897-4756. 24(21), s 4152- 4159 . doi: 10.1021/cm302317f
Kostøl, Kristine B; Magraso, Anna & Norby, Truls (2012). On the hydration of grain boundaries and bulk of proton conducting BaZr0.7Pr0.2Y0.1O3-delta. International journal of hydrogen energy. ISSN 0360-3199. 37(9), s 7970- 7974 . doi: 10.1016/j.ijhydene.2011.11.094
Larring, Yngve; Vigen, Camilla Kaori; Ahouanto, Florian; Fontaine, Marie-Laure; Peters, Thijs; Smith, Jens Bragdø; Norby, Truls & Bredesen, Rune (2012). Investigation of La1−xSrxCrO3−∂ (x ~ 0.1) as Membrane for Hydrogen Production. Membranes. ISSN 2077-0375. 2, s 665- 686 . doi: 10.3390/membranes2030665
Li, Zuoan; Norby, Truls & Haugsrud, Reidar (2012). Synthesis, Sintering, Transport Properties, and Surface Exchange of La2Ni0.9Cu0.1O4+delta. Journal of The American Ceramic Society. ISSN 0002-7820. 95(6), s 2065- 2073 . doi: 10.1111/j.1551-2916.2012.05198.x
Magraso, Anna; Kjølseth, Christian; Haugsrud, Reidar & Norby, Truls (2012). Influence of Pr substitution on defects, transport, and grain boundary properties of acceptor-doped BaZrO3. International journal of hydrogen energy. ISSN 0360-3199. 37(9), s 7962- 7969 . doi: 10.1016/j.ijhydene.2011.10.067

Se alle arbeider i Cristin

Hu, Yang; Norby, Truls; Nilsen, Ola & Fjellvåg, Helmer (2014). Challenges in the electrical characterization of thin films.
Norby, Truls (2014). Hydrogenbilen.
Belloc, Julien; Polfus, Jonathan M.; Denonville, Christelle; Pishahang, Mehdi; Fontaine, Marie-Laure; Kazi, Saima Sultana; Magraso, Anna & Norby, Truls (2013). BCYZ - BZY Standings.
Bjørheim, Tor Svendsen; Haugsrud, Reidar & Norby, Truls (2013). Protons in langasite based piezoelectric oxides.
Bjørheim, Tor Svendsen & Norby, Truls (2013). Defects in ZnO from first principles calculations.
Bjørheim, Tor Svendsen & Norby, Truls (2013). Protonated cation vacancies in binary oxides from first principles calculations.
Bjørheim, Tor Svendsen & Norby, Truls (2013). Protonated cation vacancies in binary oxides from first principles calculations.
Evans, Anna; Norby, Truls; Xing, Wen; Fontaine, Marie-Laure & Bredesen, Rune (2013). Electromotive force (EMF) determination of transport numbers for native and foreign ions in molten carbonates.
Evans, Anna; Norby, Truls; Xing, Wen; Fontaine, Marie-Laure; Peters, Thijs; Henriksen, Partow Pakdel & Bredesen, Rune (2013). Transport properties of dual-phase membranes for CO2 separation.
Evans, Anna; Norby, Truls; Xing, Wen; Peters, Thijs; Fontaine, Marie-Laure; Henriksen, Partow Pakdel & Bredesen, Rune (2013). Dual-phase membranes for CO2 separation in power generation.
Evans, Anna; Xing, Wen; Fontaine, Marie-Laure; Peters, Thijs; Bredesen, Rune & Norby, Truls (2013). Electromotive force measurements of transport numbers of molten carbonates in dual-phase membranes for CO2 separation.
Evans, Anna; Xing, Wen; Fontaine, Marie-Laure; Peters, Thijs; Bredesen, Rune & Norby, Truls (2013). Flux and transport numbers for native and foreign ions in molten carbonates.
Fjeld, Harald; Schrade, Matthias; Norby, Truls & Finstad, Terje (2013). Defects and transport in thermoelectric calcium cobalt oxide.
Fontaine, Marie-Laure; Denonville, Christelle; Stange, Marit Synnøve Sæverud; Larring, Yngve; Bredesen, Rune; Norby, Truls; Magraso, Anna & Gorzkowska-Sobas, Agnieszka A (2013). Development of metal supported PCFCs with novel proton conducting electrolytes.
Hu, Yang; Miikkulainen, Ville; Ruud, Amund; Sønsteby, Henrik; Norby, Truls; Nilsen, Ola & Fjellvåg, Helmer (2013). Electrochemical characterization on ALD-deposited LaPO4 and LiAlO2 thin films.
Iwu, Kingsley Odinaka; Norby, Truls; Galeckas, Augustinas & Kuznetsov, Andrej (2013). Photoelectrochemical water splitting using an all-solid-state cell with gaseous reactants.
Johansen, Klaus Magnus H; Bjørheim, Tor Svendsen; Knutsen, Knut Erik; Norby, Truls & Svensson, Bengt Gunnar (2013). Defect Configuration and Migration of in-diffused H and Li in single crystalline ZnO.
Johansen, Klaus Magnus H; Bjørheim, Tor Svendsen; Knutsen, Knut Erik; Norby, Truls & Svensson, Bengt Gunnar (2013). Li and H related defects in ZnO.
Løken, Andreas; Kjølseth, Christian; Haugsrud, Reidar & Norby, Truls (2013). TG-DSC of Sc-doped CaSnO3 and CaZrO3: A Thermodynamics Study of the Effect of Acceptor Concentration.
Løvvik, Ole Martin; Casolo, Simone; Fjeld, Harald; Schrade, Matthias & Norby, Truls (2013). Fundamental properties of oxygen deficient calcium cobalt oxide.
Magraso, Anna; Fontaine, Marie-Laure & Norby, Truls (2013). Fuel cell testing of proton conducting LaNbO4-based electrolyte.
Magraso, Anna; Fontaine, Marie-Laure & Norby, Truls (2013). Performance of LaNbO4-based proton conducting fuel cell.
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.
Norby, Truls (2013). A Kröger-Vink compatible notation for defects in materials with inherent ionic or electronic disorder.
Norby, Truls (2013). Ceramic oxygen and hydrogen transport membranes for high temperature applications.
Norby, Truls (2013). Characterisation of concentration and transport of protons in oxides.
Norby, Truls (2013). Defect chemical approach to electronically disordered oxides Fe3O4 and “Ca3Co4O9”.
Norby, Truls (2013). Defect chemical approach to electronically disordered oxides Fe3O4 and “Ca3Co4O9” (CCO).
Norby, Truls (2013). Hydrogen in materials - from chemical exoticies to novel energy solutions.
Norby, Truls (2013). Innovasjon i praksis - ved UiO?.
Norby, Truls (2013). Innovative approaches to CO2 capture.
Norby, Truls (2013). Kan nanomaterialer brukes til å rense vann?.
Norby, Truls (2013). Mixed conducting gas separation membranes for carbon capture technologies.
Norby, Truls (2013). PROTON CERAMIC FUEL CELLS AND STEAM ELECTROLYZERS.
Norby, Truls (2013). Processes and Materials for H2 separation and CO2 capture.
Norby, Truls (2013). Proton conducting materials for energy conversion - novel applications of a Japanese and Norwegian stronghold.
Norby, Truls (2013). Role and use of proton conducting oxides in heterogeneous catalysis.
Norby, Truls (2013). Smått og stort om hydrogen.
Norby, Truls (2013). Solar power to clean water.
Norby, Truls (2013). Solid-Satte Proton Conductors - Principles and Applications.
Norby, Truls (2013). Solid-State Proton Conductors - Principles and Applications.
Norby, Truls (2013). Solid-State Proton Conductors - Principles and Applications.
Norby, Truls (2013). Solid-State Proton Conductors - Principles and Applications.
Norby, Truls (2013). Solid-state proton conductors.
Norby, Truls; Fjeld, Harald; Schrade, Matthias; Finstad, Terje; Løvvik, Ole Martin & Casolo, Simone (2013). On synthesis, phase purity, and oxygen stoichiometry of sodium and calcium cobaltate thermoelectrics.
Norby, Truls; Kjølseth, Christian; Coors, W. Grover & Fontaine, Marie-Laure (2013). MATERIALS AND TUBULAR MEMBRANES FOR APPLICATIONS OF PROTON CONDUCTING CERAMICS.
Norby, Truls & Magraso, Anna (2013). Proton conducting lanthanum tungstates for ceramic fuel cells and gas separation membranes.
Norby, Truls; Magraso, Anna; Fontaine, Marie-Laure & Bredesen, Rune (2013). Cell performance and stability of LaNbO4 based proton conducting fuel cells.
Norby, Truls; Xing, Wen; Peters, Thijs; Fontaine, Marie-Laure; McCann, Michael & Bredesen, Rune (2013). High-temperature dual-phase membranes for CO2 separation in power generation “DUALCO2".
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.
Schrade, Matthias; Fjeld, Harald; Finstad, Terje & Norby, Truls (2013). High temperature electronic transport in (Ca2CoO3-x)q(CoO2).
Schrade, Matthias; Kabir, Rezaul; Li, Sean; Norby, Truls & Finstad, Terje (2013). Effect of oxygen content on the thermoelectric properties of CaMnO3-x.
Schrade, Matthias; Kabir, Rezaul; Li, Sean; Norby, Truls & Finstad, Terje (2013). High-temperature thermoelectric properties of CaMnO3-x.
Stub, Sindre Østby; Senocrate, Alessandro & Norby, Truls (2013). Conductivity in porous ceramics in wet atmosphere.
Xing, Wen; Evans, Anna; Peters, Thijs; Fontaine, Marie-Laure; Henriksen, Partow Pakdel; Norby, Truls; McCann, Michael & Bredesen, Rune (2013). Investigation of dual phase membranes for CO2 separation.
Xing, Wen; Evans, Anna; Peters, Thijs; Fontaine, Marie-Laure; Norby, Truls & Bredesen, Rune (2013). DUALCO2 project: progress in tailoring properties of CO2 selective membranes.
Norby, Truls; Jalarvo, Robert; Sharova, Nataliya; Lorentzen, Ingvild; Erdal, Skjalg & Kjølseth, Christian (2012). Dense mixed ion-electron conducting ceramic membranes – from theory and laboratory to application.
Norby, Truls; Kjølseth, Christian & Vestre, Per Kristian (2012). Konvertering av naturgass til flytende drivstoff i ett steg - i en katalytisk membranreaktor.
Bjørheim, Tor Svendsen; Mohn, Chris Erik & Norby, Truls (2012). Defect chemistry of rutile TiO2 from first principles calculations.
Bjørheim, Tor Svendsen & Norby, Truls (2012). Defect chemistry and first principles calculations.
Denonville, Christelle; Gorzkowska-Sobas, Agnieszka A; Fontaine, Marie-Laure & Norby, Truls (2012). Critical issues for the development of 3rd generation fuel cells with proton conducting electrolyte.
Fjeld, Harald; Schrade, Matthias & Norby, Truls (2012). The role of phase relations and Ca to Co ratio in thermoelectric properties of Ca3Co4O9+d.
Iwu, Kingsley Odinaka; Galeckas, Augustinas; Kuznetsov, Andrej & Norby, Truls (2012). A solid state photoelectrochemical cell with gaseous water and methanol as reactants.
Iwu, Kingsley Odinaka; Galeckas, Augustinas; Kuznetsov, Andrej & Norby, Truls (2012). A solid state photoelectrochemical water splitting cell with a composite Nafion membrane and gaseous reactants.
Løvvik, Ole Martin; Casolo, Simone; Bernal, Fabian L. M.; Fjeld, Harald & Norby, Truls (2012). Oxygen Stoichiometry in Pure and Transition Metal-doped Sodium Cobalt Oxide NaxCoO2.
Løvvik, Ole Martin; Valset, Kjetil; Rauwel, Protima; Prytz, Øystein; Flage-Larsen, Espen; Song, Xin; Karlsen, Ole Bjørn; Bording, Jan Kåre; Hansen, Vidar; Norby, Truls; Finstad, Terje & Taftø, Johan (2012). Thermoelectricity in Oslo.
Magraso, Anna; Li, Zuoan & Norby, Truls (2012). Preface of the Special Issue of International Journal of Hydrogen Energy: Proceedings of the 7th Petite Workshop on the Defect Chemical Nature of Energy Materials. International journal of hydrogen energy. ISSN 0360-3199. 37(9), s 7953- 7953 . doi: 10.1016/j.ijhydene.2012.04.001