Joachim Maier

Summary

Country: Germany

Publications

  1. doi request reprint Control parameters for electrochemically relevant materials: the significance of size and complexity
    J Maier
    Max Planck Institute for Solid State Research, 70569 Stuttgart, Germany
    Faraday Discuss 176:17-29. 2015
  2. doi request reprint Soggy-sand electrolytes: status and perspectives
    C Pfaffenhuber
    Max Planck Institute for Solid State Research, 70569 Stuttgart, Germany
    Phys Chem Chem Phys 15:18318-35. 2013
  3. doi request reprint Thermodynamics of electrochemical lithium storage
    Joachim Maier
    Max Planck Institute for Solid State Research, Heisenbergstrasse 1, 70569 Stuttgart, Germany
    Angew Chem Int Ed Engl 52:4998-5026. 2013
  4. ncbi request reprint Nanoionics: ion transport and electrochemical storage in confined systems
    J Maier
    Max Planck Institut fur Festkorperforschung, 70569 Stuttgart, Germany
    Nat Mater 4:805-15. 2005
  5. ncbi request reprint Ion conducting particle networks in liquids: modeling of network percolation and stability
    Anna Jarosik
    Max Planck Institut fur Festkorperforschung, D 70569 Stuttgart, Germany
    Phys Chem Chem Phys 13:2663-6. 2011
  6. doi request reprint Nanoionics: ionic charge carriers in small systems
    Joachim Maier
    Max Planck Institut fur Festkorperforschung, Heisenbergstr 1, 70569, Stuttgart, Germany
    Phys Chem Chem Phys 11:3011-22. 2009
  7. doi request reprint How is oxygen incorporated into oxides? A comprehensive kinetic study of a simple solid-state reaction with SrTiO3 as a model material
    Rotraut Merkle
    Max Planck Institut fur Festkorperforschung, Heisenbergstrasse 1, 70569 Stuttgart, Germany
    Angew Chem Int Ed Engl 47:3874-94. 2008
  8. doi request reprint Free-standing Ag/C coaxial hybrid electrodes as anodes for Li-ion batteries
    Lijun Fu
    Max Planck Institute for Solid State Research, Heisenbergstr 1, 70569, Stuttgart, Germany
    Nanoscale 5:11568-71. 2013
  9. ncbi request reprint Formation of protonic defects in perovskite-type oxides with redox-active acceptors: case study on Fe-doped SrTiO(3)
    Ji Haeng Yu
    Max Planck Institut fur Festkorperforschung, 70569 Stuttgart, Germany
    Phys Chem Chem Phys 7:3560-4. 2005
  10. doi request reprint Anodes: Graphene-Protected 3D Sb-based Anodes Fabricated via Electrostatic Assembly and Confinement Replacement for Enhanced Lithium and Sodium Storage (Small 45/2015)
    Yuan Li Ding
    Max Planck Institute for Solid State Research, Heisenbergstrasse 1, Stuttgart, 70569, Germany
    Small 11:5978. 2015

Collaborators

  • Yan Yu
  • Kun Tang
  • Jun Liu
  • Yi Wang
  • Lijun Fu
  • Ilan Riess
  • Alexander Kuhn
  • Chilin Li
  • Yuan Li Ding
  • Peter A van Aken
  • Rotraut Merkle
  • Changbao Zhu
  • Marcus C Göbel
  • Chao Wu
  • Giuliano Gregori
  • Peter Kopold
  • Daniel Poetzsch
  • Yuren Wen
  • Jong Hoon Joo
  • Ji Yong Shin
  • Dominik Samuelis
  • Nils Ohmer
  • Xiaoke Mu
  • Kiran Kumar Adepalli
  • Oliver Gerbig
  • C Pfaffenhuber
  • E A Kotomin
  • Anna Jarosik
  • Anja Wedig
  • Mona Shirpour
  • David S Mebane
  • Palani Balaya
  • C C de Araujo
  • K D Kreuer
  • M Schuster
  • H Steininger
  • Ji Haeng Yu
  • Kiran K Adepalli
  • Chia Chin Chen
  • Bernhard Fenk
  • Markus Weigand
  • Gisela Schütz
  • Eberhard Goering
  • Marion Kelsch
  • Katja Weichert
  • Jelena Popovic
  • M Gobel
  • J Popovic
  • Jung Hwa Kim
  • Armin Bunde
  • R A Evarestov
  • V Alexandrov
  • Eugene Heifets
  • Hanns Ulrich Habermeier
  • Uwe Traub
  • D Gryaznov
  • Benjamin Stuhlhofer
  • Xiangxin Guo
  • G Gebel
  • H Mendil Jakani
  • G Portale
  • G Brunklaus
  • H W Spiess
  • S Schauff
  • W H Meyer
  • A Kaltbeitzel
  • B Bingol
  • Jong Sook Lee
  • Henny J M Bouwmeester

Detail Information

Publications48

  1. doi request reprint Control parameters for electrochemically relevant materials: the significance of size and complexity
    J Maier
    Max Planck Institute for Solid State Research, 70569 Stuttgart, Germany
    Faraday Discuss 176:17-29. 2015
    ..In this context, special emphasis is placed upon the dimensionality and distribution topology of building elements. ..
  2. doi request reprint Soggy-sand electrolytes: status and perspectives
    C Pfaffenhuber
    Max Planck Institute for Solid State Research, 70569 Stuttgart, Germany
    Phys Chem Chem Phys 15:18318-35. 2013
    ..The soggy-sand electrolytes combine high Li(+) conductivity, low anion conductivity and good wettability of electrode particles with the mechanical stability of semi-solids. ..
  3. doi request reprint Thermodynamics of electrochemical lithium storage
    Joachim Maier
    Max Planck Institute for Solid State Research, Heisenbergstrasse 1, 70569 Stuttgart, Germany
    Angew Chem Int Ed Engl 52:4998-5026. 2013
    ..As this contribution concentrates on the equilibrium state, current-related phenomena (irreversible thermodynamics) are only briefly touched upon...
  4. ncbi request reprint Nanoionics: ion transport and electrochemical storage in confined systems
    J Maier
    Max Planck Institut fur Festkorperforschung, 70569 Stuttgart, Germany
    Nat Mater 4:805-15. 2005
    ....
  5. ncbi request reprint Ion conducting particle networks in liquids: modeling of network percolation and stability
    Anna Jarosik
    Max Planck Institut fur Festkorperforschung, D 70569 Stuttgart, Germany
    Phys Chem Chem Phys 13:2663-6. 2011
    ..iii) Trapping of the conducting solvent at high packing is also revealed...
  6. doi request reprint Nanoionics: ionic charge carriers in small systems
    Joachim Maier
    Max Planck Institut fur Festkorperforschung, Heisenbergstr 1, 70569, Stuttgart, Germany
    Phys Chem Chem Phys 11:3011-22. 2009
    ..These then observed mesoscopic phenomena are at the heart of what may be called nanoionics. Effects do not only refer to enhancement or depression of conductivity or storage, mechanistic variations are also observed...
  7. doi request reprint How is oxygen incorporated into oxides? A comprehensive kinetic study of a simple solid-state reaction with SrTiO3 as a model material
    Rotraut Merkle
    Max Planck Institut fur Festkorperforschung, Heisenbergstrasse 1, 70569 Stuttgart, Germany
    Angew Chem Int Ed Engl 47:3874-94. 2008
    ..The importance of the reaction and transport steps for (electro)chemical applications is emphasized...
  8. doi request reprint Free-standing Ag/C coaxial hybrid electrodes as anodes for Li-ion batteries
    Lijun Fu
    Max Planck Institute for Solid State Research, Heisenbergstr 1, 70569, Stuttgart, Germany
    Nanoscale 5:11568-71. 2013
    ..e. the Ag-core enhances the flexibility and electrochemical kinetics, while the carbon shell buffers volumetric change during cycling. ..
  9. ncbi request reprint Formation of protonic defects in perovskite-type oxides with redox-active acceptors: case study on Fe-doped SrTiO(3)
    Ji Haeng Yu
    Max Planck Institut fur Festkorperforschung, 70569 Stuttgart, Germany
    Phys Chem Chem Phys 7:3560-4. 2005
    ..The defect chemical model was applied to describe the water vapor dependence of the electrical conductivity in mixed ionic and electronic conducting Fe-doped SrTiO(3) single crystals...
  10. doi request reprint Anodes: Graphene-Protected 3D Sb-based Anodes Fabricated via Electrostatic Assembly and Confinement Replacement for Enhanced Lithium and Sodium Storage (Small 45/2015)
    Yuan Li Ding
    Max Planck Institute for Solid State Research, Heisenbergstrasse 1, Stuttgart, 70569, Germany
    Small 11:5978. 2015
    ..When evaluated as binder-free anodes for Li-ion and sodium-ion batteries, the obtained 3D electrodes exhibit remarkably enhanced lithium and sodium storage performance. ..
  11. doi request reprint Electrospun Na3V2(PO4)3/C nanofibers as stable cathode materials for sodium-ion batteries
    Jun Liu
    Max Planck Institute for Solid State Research, Heisenbergstr 1, Stuttgart, 70569, Germany
    Nanoscale 6:5081-6. 2014
    ....
  12. doi request reprint Nitrogen doped porous carbon fibres as anode materials for sodium ion batteries with excellent rate performance
    Lijun Fu
    Max Planck Institute for Solid State Research, Heisenbergstr 1, Stuttgart, 70569, Germany
    Nanoscale 6:1384-9. 2014
    ..The influence of nitrogen functionalities on charge transfer and electrochemical performance of N-doped carbon anodes for Na ion batteries is discussed. ..
  13. doi request reprint High Power-High Energy Sodium Battery Based on Threefold Interpenetrating Network
    Changbao Zhu
    Max Planck Institute for Solid State Research, Stuttgart, Heisenbergstr 1, 70569, Germany
    Adv Mater 28:2409-16. 2016
    ..Such an electrode displays excellent rate capability and long cycling stability, which is rather typical of supercapacitors but is connected here with the much higher energy density of an efficient battery electrode. ..
  14. doi request reprint Sodium-Ion Batteries: High Power-High Energy Sodium Battery Based on Threefold Interpenetrating Network (Adv. Mater. 12/2016)
    Changbao Zhu
    Max Planck Institute for Solid State Research, Stuttgart, Heisenbergstr 1, 70569, Germany
    Adv Mater 28:2408. 2016
    ..It combines the advantages of both supercapacitors and batteries. ..
  15. doi request reprint Rapid and up-scalable fabrication of free-standing metal oxide nanosheets for high-performance lithium storage
    Yuan Li Ding
    Max Planck Institute for Solid State Research, Heisenbergstrasse 1, 70569, Stuttgart, Germany
    Small 11:2011-8. 2015
    ..These nanosheets show excellent high-rate capability and long-term durability as anodes for lithium-ion batteries. ..
  16. doi request reprint Nanosheets: rapid and up-scalable fabrication of free-standing metal oxide nanosheets for high-performance lithium storage (small 17/2015)
    Yuan Li Ding
    Max Planck Institute for Solid State Research, Heisenbergstrasse 1, 70569, Stuttgart, Germany
    Small 11:2100. 2015
    ..On page 2011, these nanosheets show a high rate capability and long-term durability as anodes for Li-ion batteries. ..
  17. doi request reprint Lithium potential variations for metastable materials: case study of nanocrystalline and amorphous LiFePO4
    Changbao Zhu
    Max Planck Institute for Solid State Research, Heisenbergstr 1, Stuttgart, 70569, Germany
    Nano Lett 14:5342-9. 2014
    ..The conclusions of this work are essential for an adequate understanding of the behavior of electrode materials and even helpful in the search for new energy materials. ..
  18. doi request reprint Charge carrier accumulation in lithium fluoride thin films due to Li-ion absorption by titania (100) subsurface
    Chilin Li
    Max Planck Institute for Solid State Research, Heisenbergstrasse 1, D 70569 Stuttgart, Germany
    Nano Lett 12:1241-6. 2012
    ..We not only can measure the resulting increase of lithium vacancy conductivity in LiF, we also observe a transition from n- to p-type conductivity in TiO(2) in consistency with the generalized space charge model...
  19. ncbi request reprint Carbon nanotube wiring of electrodes for high-rate lithium batteries using an imidazolium-based ionic liquid precursor as dispersant and binder: a case study on iron fluoride nanoparticles
    Chilin Li
    Max Planck Institute for Solid State Research, Heisenbergstrasse 1, D 70569 Stuttgart, Germany
    ACS Nano 5:2930-8. 2011
    ..This nanotechnological procedure based on an ionic liquid succeeds without applying high temperature and pressure and is a significant step forward in developing high-power lithium batteries...
  20. ncbi request reprint Thermodynamics of nano- and macrocrystalline anatase using cell voltage measurements
    Palani Balaya
    , Heisenbergstr 1, D 70569 Stuttgart, Germany
    Phys Chem Chem Phys 12:215-9. 2010
    ..No electrochemical Ostwald ripening or chemical Ostwald ripening was observed in the case of anatase nanoparticles up to 500 degrees C...
  21. ncbi request reprint Confinement effects for ionic carriers in SrTiO3 ultrathin films: first-principles calculations of oxygen vacancies
    E A Kotomin
    Max Planck Institut fur Festkorperforschung, Heisenbergstrasse 1, D 70569, Stuttgart, Germany
    Phys Chem Chem Phys 13:923-6. 2011
    ..In particular, we predict considerable oxygen vacancy segregation towards the surface...
  22. ncbi request reprint Poly(p-phenylene sulfone)s with high ion exchange capacity: ionomers with unique microstructural and transport features
    C C de Araujo
    , Heisenbergstr 1, D 70569, Stuttgart, Germany
    Phys Chem Chem Phys 11:3305-12. 2009
    ....
  23. pmc Atomic-Scale Quantitative Analysis of Lattice Distortions at Interfaces of Two-Dimensionally Sr-Doped La2CuO4 Superlattices
    Yi Wang
    Max Planck Institute for Solid State Research, Heisenbergstrasse 1, 70569 Stuttgart, Germany
    ACS Appl Mater Interfaces 8:6763-9. 2016
    ..Such findings are interpreted in terms of different Jahn-Teller effects occurring at the two interface sides (downward and upward). ..
  24. doi request reprint Graphene-Protected 3D Sb-based Anodes Fabricated via Electrostatic Assembly and Confinement Replacement for Enhanced Lithium and Sodium Storage
    Yuan Li Ding
    Max Planck Institute for Solid State Research, Heisenbergstrasse 1, Stuttgart, 70569, Germany
    Small 11:6026-35. 2015
    ..Such findings show its great potential as superior binder-free anodes for LIBs and SIBs...
  25. doi request reprint Large-scale low temperature fabrication of SnO2 hollow/nanoporous nanostructures: the template-engaged replacement reaction mechanism and high-rate lithium storage
    Yuan Li Ding
    Max Planck Institute for Solid State Research, Heisenbergstrasse 1, 70569, Stuttgart, Germany
    Nanoscale 6:11411-8. 2014
    ..These results indicate that the obtained SnO2 hollow/nanoporous nanostructures would be promising anode materials for next-generation LIBs. ..
  26. doi request reprint Carbon-encapsulated pyrite as stable and earth-abundant high energy cathode material for rechargeable lithium batteries
    Jun Liu
    Max Planck Institute for Solid State Research, Heisenbergstr 1, Stuttgart, 70569, Germany
    Adv Mater 26:6025-30. 2014
    ..5C, and 5C, respectively) and stable cycling performance (ca. 10% capacity loss after 50 cycles at 0.5C with a capacity retention of 495 mA h g(-1) ). ..
  27. doi request reprint The effects of n-type doping on lithium storage in TiO2
    Ji Yong Shin
    Max Planck Institute for Solid State Research, Heisenbergstr 1, Stuttgart 70569, Germany
    Phys Chem Chem Phys 18:8963-70. 2016
    ..Defect chemical analysis indicates that this limited doping effect is due to the trapping of free lithium ions by the critical electron-ion association reactions at room temperature such as and . ..
  28. doi request reprint Lithium Storage: Generalizable Synthesis of Metal-Sulfides/Carbon Hybrids with Multiscale, Hierarchically Ordered Structures as Advanced Electrodes for Lithium Storage (Adv. Mater. 1/2016)
    Chao Wu
    Max Planck Institute for Solid State Research, Heisenbergstr 1, Stuttgart, 70569, Germany
    Adv Mater 28:2. 2016
    ..As a result of this novel architecture, TS/carbon hybrid electrodes show attractive reversibility and cycle stability as well as excellent rate-capability. ..
  29. doi request reprint Proton uptake in the H(+)-SOFC cathode material Ba0.5Sr0.5Fe0.8Zn0.2O3-δ: transition from hydration to hydrogenation with increasing oxygen partial pressure
    Daniel Poetzsch
    Max Planck Institute for Solid State Research, Stuttgart, Germany
    Faraday Discuss 182:129-43. 2015
    ..Implications for the search of cathode materials with mixed electronic and protonic conductivity for application on proton conducting oxide electrolytes are discussed. ..
  30. doi request reprint Generalizable Synthesis of Metal-Sulfides/Carbon Hybrids with Multiscale, Hierarchically Ordered Structures as Advanced Electrodes for Lithium Storage
    Chao Wu
    Max Planck Institute for Solid State Research, Heisenbergstr 1, Stuttgart, 70569, Germany
    Adv Mater 28:174-80. 2016
    ..As a result of this novel and unique architecture design, the obtained hybrid electrodes show attractive reversibility and cycle stability as well as excellent rate capability. ..
  31. doi request reprint Phase evolution in single-crystalline LiFePO₄ followed by in situ scanning X-ray microscopy of a micrometre-sized battery
    Nils Ohmer
    Max Planck Institute for Solid State Research, Heisenbergstrasse 1, 70569 Stuttgart, Germany
    Nat Commun 6:6045. 2015
    ..The growth pattern is found to be dominated by elastic effects rather than being transport-controlled...
  32. doi request reprint A new ultrafast superionic Li-conductor: ion dynamics in Li11Si2PS12 and comparison with other tetragonal LGPS-type electrolytes
    Alexander Kuhn
    Max Planck Institute for Solid State Research, Heisenbergstr 1, 70569 Stuttgart, Germany
    Phys Chem Chem Phys 16:14669-74. 2014
    ..A clear correlation between the diffusivity and the unit cell volume of the LGPS-type electrolytes was observed. ..
  33. ncbi request reprint Single-layered ultrasmall nanoplates of MoS2 embedded in carbon nanofibers with excellent electrochemical performance for lithium and sodium storage
    Changbao Zhu
    Max Planck Institute for Solid State Research, Heisenbergstrasse 1, 70569 Stuttgart Germany
    Angew Chem Int Ed Engl 53:2152-6. 2014
    ..The restriction to ultrasmall reaction domains allows for an almost diffusion-less and nucleation-free "conversion", thereby resulting in a high capacity and a remarkable cycling performance...
  34. doi request reprint Numerical calculations of space charge layer effects in nanocrystalline ceria. Part I: comparison with the analytical models and derivation of improved analytical solutions
    Marcus C Göbel
    Max Planck Institute for Solid State Research, Heisenbergstr 1, D 70569 Stuttgart, Germany
    Phys Chem Chem Phys 16:10214-31. 2014
    ..Finally, inspired from the numerical solutions, improved analytical equations are proposed which are found to generally yield much more precise results and are accurate even for the mixed situations and low potentials. ..
  35. doi request reprint Numerical calculations of space charge layer effects in nanocrystalline ceria. Part II: detailed analysis of the space charge layer properties
    Marcus C Göbel
    Max Planck Institute for Solid State Research, Heisenbergstr 1, D 70569 Stuttgart, Germany
    Phys Chem Chem Phys 16:10175-86. 2014
    ..Finally, using the numerical approach the possibilities of adjusting (under realistic conditions) the SCL effects to improve the conduction properties of nanocrystalline CeO2 are discussed. ..
  36. doi request reprint Tiny Li4Ti5O12 nanoparticles embedded in carbon nanofibers as high-capacity and long-life anode materials for both Li-ion and Na-ion batteries
    Jun Liu
    Max Planck Institute for Solid State Research, Heisenbergstr 1, Stuttgart, 70569, Germany
    Phys Chem Chem Phys 15:20813-8. 2013
    ..5 mA h g(-1) after 1000 cycles at 10C for the Li-ion battery anode. For Na-ion storage performance, a reversible capacity of approximately 162.5 mA h g(-1) is stably maintained at 0.2C during the first 100 cycles. ..
  37. doi request reprint Measuring electrical properties of thin film fuel cell electrodes by in situ infrared spectroscopy
    Jong Hoon Joo
    Max Planck Institute for Solid State Research, Heisenbergstr 1, D 70569 Stuttgart, Germany
    Adv Mater 24:6507-12. 2012
    ..This method allows measurement of the electrical conductivity of an electrode film on the electrolyte excluding leakage current effects through the substrate...
  38. ncbi request reprint Mixed conductivity in nanocrystalline highly acceptor doped cerium oxide thin films under oxidizing conditions
    Marcus C Göbel
    Max Planck Institut fur Festkorperforschung, Stuttgart, Germany
    Phys Chem Chem Phys 13:10940-5. 2011
    ....
  39. ncbi request reprint A linear free energy relationship for gas-solid interactions: correlation between surface rate constant and diffusion coefficient of oxygen tracer exchange for electron-rich perovskites
    Rotraut Merkle
    Max Planck Institut fur Festkorperforschung, Heisenbergstrasse 1, 70569 Stuttgart, Germany
    Angew Chem Int Ed Engl 43:5069-73. 2004
  40. ncbi request reprint Symmetrized general hopping current equation
    Ilan Riess
    Max Planck Institut fur Festkorperforschung, Heisenbergstrabe 1, 70569 Stuttgart, Germany
    Phys Rev Lett 100:205901. 2008
    ..This local current/driving force relation takes account of both electrical and compositional effects and can be generalized as to include interactions and structural variations...
  41. doi request reprint DC conductivity and dielectric properties in silver chloride, revisited
    David S Mebane
    Max Planck Institut fur Festkorperforschung, Stuttgart, DE
    Phys Chem Chem Phys 12:2478-87. 2010
    ..This wide ranging of silver ions leads to the formation of transient dipoles, which have the dual effect of increasing the dielectric constant and decreasing the free energy of the lattice...
  42. doi request reprint Proton conductivity in mixed-conducting BSFZ perovskite from thermogravimetric relaxation
    Daniel Poetzsch
    Max Planck Institute for Solid State Research, Heisenbergstrasse 1, 70569 Stuttgart, Germany
    Phys Chem Chem Phys 16:16446-53. 2014
    ..9 to 3 × 10(-4) S cm(-1). Since the real proton conductivity might be underestimated, these values are sufficiently high to render the bulk path in the oxygen reduction mechanism dominant in dense, thin-film electrodes. ..
  43. doi request reprint Enhanced ionic conductivity in polycrystalline TiO2 by "one-dimensional doping"
    Kiran Kumar Adepalli
    Max Planck Institute for Solid State Research, Heisenbergstr 1, D 70569 Stuttgart, Germany
    Phys Chem Chem Phys 16:4942-51. 2014
    ..The present findings point towards an alternative method to tune the electrical properties of ionic solids. ..
  44. doi request reprint Electron and ion transport in Li2O2
    Oliver Gerbig
    Max Planck Institute for Solid State Research, Heisenbergstr 1, 70569, Stuttgart, Germany
    Adv Mater 25:3129-33. 2013
    ..This is the first systematic study on the charge carrier chemistry of peroxides with high relevance for the performance kinetics of Li-oxygen batteries...
  45. ncbi request reprint Boundary effects on the electrical conductivity of pure and doped cerium oxide thin films
    Marcus C Göbel
    Max Planck Institut fur Festkorperforschung, Heisenbergstraße 1, D 70569 Stuttgart, Germany
    Phys Chem Chem Phys 12:14351-61. 2010
    ..In the case of the epitaxial films (Al(2)O(3) substrate), a small interface effect, probably due to a space charge layer or structural strain, is observed...
  46. ncbi request reprint On the proton conductivity in pure and gadolinium doped nanocrystalline cerium oxide
    Mona Shirpour
    Max Planck Institut fur Festkorperforschung, Heisenbergstr 1, D 70569 Stuttgart, Germany
    Phys Chem Chem Phys 13:937-40. 2011
    ..DC-polarization measurements confirm the ionic character of conductivity in the nanocrystalline samples at low temperatures. The role of both grain boundaries and residual porosity on the enhanced conductivity below 200 °C is discussed...
  47. ncbi request reprint Fast oxygen exchange kinetics of pore-free Bi(1-x)Sr(x)FeO(3-δ) thin films
    Anja Wedig
    Max Planck Institute for Solid State Research, Stuttgart, Germany
    Phys Chem Chem Phys 13:16530-3. 2011
    ..The oxygen exchange rate was found to be higher than that of La(1-x)Sr(x)FeO(3-δ) and-among cobalt-free perovskites-only surpassed by Ba(1-x)Sr(x)FeO(3-δ) which is however known to be unstable in a SOFC environment...
  48. ncbi request reprint Intermediate temperature proton conductors for PEM fuel cells based on phosphonic acid as protogenic group: a progress report
    H Steininger
    Max Planck Institut fur Festkorperforschung, Heisenbergstrasse 1, 70569 Stuttgart, Germany
    Phys Chem Chem Phys 9:1764-73. 2007
    ....