Publications

Showing 201 - 245 of 245 Results

  • De Souza, Roger; Fleig, Jürgen; Maier, Joachim; Zhang, Zaoli; Sigle, Wilfried; Rühle, Manfred
    Electrical resistance of low-angle tilt grain boundaries in acceptor-doped SrTiO3 as a function of misorientation angle
    Journal of applied physics, 97, 5, 053502 (2005)
    [DOI: 10.1063/1.1853495]
  • Schroeder, Michael
    Modeling of ceramic bilayer membranes
    Physical chemistry, chemical physics : PCCP, 7, 1, 166-172 (2005)
    [DOI: 10.1039/B405436A]
  • Martin, Manfred
    The influence of cation and vacancy distributions on the ionic conductivity of acceptor doped oxygen ion conductors
    Zeitschrift für physikalische Chemie, 219, 1, 105-122 (2005)
    [DOI: 10.1524/zpch.219.1.105.55016]
  • De Souza, Roger; Chater, R. J.
    Oxygen exchange and diffusion measurements : the importance of extracting the correct initial and boundary conditions
    Solid state ionics, 176, 23/24, 1915-1920 (2005)
    [DOI: 10.1016/j.ssi.2005.05.010]
  • Schimanke, Guido; Martin, Manfred; Kunert, Jan; Vogel, Herbert
    Characterization of Mo-V-W mixed oxide catalysts by ex situ and in situ X-ray absorption spectroscopy
    Zeitschrift für anorganische und allgemeine Chemie : ZAAC = Journal of inorganic and general chemistry, 631, 6, 1289-1296 (2005)
    [DOI: 10.1002/zaac.200500064]
  • Ruiz-Trejo, Enrique; De Souza, Roger
    Dopant substitution and oxygen migration in the complex perovskite oxide Ba3CaNb2O9: A computational study
    Journal of solid state chemistry, 178, 6, 1959-1967 (2005)
    [DOI: 10.1016/j.jssc.2005.04.002]
  • He, Lian-Xing; Lee, Doh-Kwon; Yoo, Han-Ill; Martin, Manfred
    Ionic conductivity of undoped BaTiO3-δ with electron transfer supressed
    Solid state ionics, 176, 9/10, 929-935 (2005)
    [DOI: 10.1016/j.ssi.2004.11.014]
  • Zhang, Zaoli; Sigle, Wilfried; De Souza, Roger; Kurtz, Wolfgang; Maier, Joachim; Rühle, Manfred
    Comparative studies of microstructure and impedance of small-angle symmetrical and asymmetrical grain boundaries in SrTiO3
    Acta materialia, 53, 19, 5007-5015 (2005)
    [DOI: 10.1016/j.actamat.2005.07.015]
  • Tablet, Cristina; Grubert, Gerd; Wang, Haihui; Schiestel, Thomas; Schroeder, Michael; Langanke, Bernd; Caro, Jürgen
    Oxygen permeation study of perovskite hollow fibre membranes
    Catalysis today, 104, 2/4, 126-130 (2005)
    [DOI: 10.1016/j.cattod.2005.03.064]
  • Martin, Manfred; Schulz, O.
    Thermodynamics and cation diffusnon in the oxygen ion conductor LSGM
    The science and technology of ions in motion : proceedings of the 9th Asian Conference on Solid State Ionics, Jeju Island, South Korea, 6 - 11 June 2004 / eds.: B. V. R. Chowdari ...Asian Conference on Solid State Ionics <9, 2004, Jeju Island>. Asian Conference on Solid State Ionics ; 9 (Jeju Island) : 2004.06.06-11, 787-797 (2004)
    [DOI: 10.1142/9789812702586_0088]
  • De Souza, Roger; Martin, Manfred
    Secondary ion mass spectrometry: A powerful tool for diffusion studies in solids
    Archives of metallurgy and materials, 49, 2, 431-446 (2004)
  • Martin, Manfred; Schulz, Olaf
    Thermodynamics and cation diffusion in he oxygen ion conductor LSGM
    The science and technology of ions in motion : proceedings of the 9th Asian Conference on Solid State Ionics, Jeju Island, South Korea, 6 - 11 June 2004 / eds.: B. V. R. Chowdari ...Asian Conference on Solid State Ionics <9, 2004, Jeju Island>. Asian Conference on Solid State Ionics ; 9 (Jeju Island) : 2004.06.06-11, 787-797 (2004)
  • Martin, Manfred; Koops, U.; Lakshmi, Nagarajan
    Reactivity of solids studied by in situ XAS and XRD
    Solid state ionics, 172, 357-363 (2004)
    [DOI: 10.1016/j.ssi.2004.02.052]
  • Martin, Manfred; Teuber, H.
    Thermodynamic and kinetic influences on the morphology of moving interfaces during solid state reactions
    International journal of materials research : IJMR, 95, 4, 247-251 (2004)
  • Kilo, M.; Taylor, M. A.; Argirusis, Christos; Borchardt, G.; Jackson, R. A.; Schulz, Olaf; Martin, Manfred; Weller, M.
    Modeling of cation diffusion in oxygen ion conductors using molecular dynamics
    Solid state ionics, 175, 823-827 (2004)
    [DOI: 10.1016/j.ssi.2004.09.059]
  • Martin, Manfred
    Trapping during hopping conduction of electronic defects : a conductivity model for doped transition metal oxides
    Physical chemistry, chemical physics : PCCP, 6, 3627-3632 (2004)
    [DOI: 10.1039/b402156h]
  • Matraszek, L.; Singheiser, Lorenz; Kobertz, D.; Hilpert, K.; Miller, M.; Schulz, O.; Martin, Manfred
    Phase diagram study in the La2O3-Ga2O3-MgO-SrO system in air
    Solid state ionics, 166, 3/4, 343-350 (2004)
    [DOI: 10.1016/j.ssi.2003.11.016]
  • Schroeder, Michael; Martin, Manfred
    Thermodynamics of new materials
    Chemical thermodynamics for industry / ed. by Trevor Letcher / Royal Society of Chemistry, 180-196 (2004)
  • De Souza, Roger
    Ionen in Perovskit Oxiden : wie leicht springen sie?
    RWTH-Themen : Berichte aus der Rheinisch-Westfälischen Technischen Hochschule Aachen, 2004, 2, 16-18 (2004)
  • Martin, Manfred
    Kinetische Monte Carlo Simulationen von Festkörpern
    RWTH-Themen : Berichte aus der Rheinisch-Westfälischen Technischen Hochschule Aachen, 2004, 2, 48-51 (2004)
  • De Souza, Roger; Maier, J.
    A computational study of cation defects in LaGaO3
    Physical chemistry, chemical physics : PCCP, 5, 4, 740-748 (2003)
    [DOI: 10.1039/b209062g]
  • Martin, Manfred
    Complex oxides: defect chemistry, transport and chemical reaction
    Physical chemistry, chemical physics : PCCP, 5, 11, V-V (2003)
    [DOI: 10.1039/B303778A]
  • Schulz, Olaf; Flege, S.; Martin, Manfred
    Cation self-and impurity diffusion in poly-crystalline La0.9Sr0.1Ga0.9Mg0.1O2.9
    Solid oxide fuel cells VIII (SOFC VIII) : proceedings of the international symposium ; [papers presented at the Eighth International Symposium on Solid Oxide Fuel Cells, held in Paris, France, April 27 to May 2, 2003] / sponsoring division: High Temperature Materials, Battery, and Energy Technology Divisions of the Electrochemical Society; SOFC Society of Japan. Ed.: S. C. Singhal ... SOFC-Kenkyukai. SOFC ; 8 (Paris) : 2003.04.27-05.02, 304-314 (2003)
  • Lakshmi, Nagarajan; Martin, Manfred
    Texture evolution in oxides during high temperature oxidation of cobalt studied by in situ X-Ray diffraction
    High temperature corrosion and materials chemistry IV : proceedings of the international symposium ; [held at the 203rd meeting of the Electrochemical Society, in Paris, France, April 30 - May 2, 2003] / sponsoring division: Corrosion. Ed.: E. Opila ... International Symposium on High Temperature Corrosion and Materials Chemistry <4, 2003, Paris>. Electrochemical Society / Corrosion Division. International Symposium on High Temperature Corrosion and Materials Chemistry ; 4 (Paris) : 2003.04.30-05.02. Meeting of the Electrochemical Society ; 203 (Paris) : 2003.04.30-05.02, 210-220 (2003)
  • Martin, Manfred
    Materials in thermodynamic potential gradients
    Pure and applied chemistry, 75, 7, 889-903 (2003)
    [DOI: 10.1351/pac200375070889]
  • Martin, Manfred
    Materials in thermodynamic potential gradients
    The journal of chemical thermodynamics : JCT, 35, 1291-1308 (2003)
  • Schulz, Olaf; Martin, Manfred; Argirusis, Christos; Borchardt, Günter
    Cation tracer diffusion of 138La,84Sr and 25Mg in polycrystalline La0.9Sr0.1Ga0.9Mg0.1O2.9
    Physical chemistry, chemical physics : PCCP, 5, 2308-2313 (2003)
    [DOI: 10.1039/B301882M]
  • Schuchert, I. U.; Toimil Molares, M. E.; Dobrev, D.; Vetter, J.; Neumann, R.; Martin, Manfred
    Electrochemical copper deposition in etched ion track membranes
    Journal of the Electrochemical Society : JES, 150, C189-C189 (2003)
    [DOI: 10.1149/1.1554722]
  • Haaß, Frank; Adams, Andreas H.; Buhrmester, Thorsten; Schimanke, Guido; Martin, Manfred; Fuess, Hartmut
    X-Ray absorption and X-ray diffraction studies on molybdenum doped vanadium pentoxide
    Physical chemistry, chemical physics : PCCP, 5, 4317-4324 (2003)
    [DOI: 10.1039/b307158h]
  • Matraszek, Aleksandra Joanna; Singheiser, Lorenz; Kobertz, Dietmar; Hilpert, Klaus; Miller, Miroslaw; Martin, Manfred
    Thermodynamic investigations of Sr- and Mg-doped lanthanum gallate by Knudsen effusion mass spectrometry and defect chemical analysis
    Physical chemistry, chemical physics : PCCP, 5, 3042-3052 (2003)
    [DOI: 10.1039/b302696e]
  • Koops, Ulrich; Martin, Manfred
    Kinetics of oxidation processes in the system Co/Ga studied by in situ X-ray diffraction
    Zeitschrift für anorganische und allgemeine Chemie : ZAAC = Journal of inorganic and general chemistry, 629, 1688-1700 (2003)
    [DOI: 10.1002/zaac.200300141]
  • Meyer, R.; De Souza, Roger
    The different origins of grain-boundary resistance in acceptor-doped and donor-doped SrTiO3
    Interfaces in electronic materials : proceedings of the international symposium ; [Symposium on Interfaces in Electronic Materials, held during the joint annual meetings of the Electrochemical Society and the Electronics Division of the American Ceramic Society, October 12 - 16, 2003 in Orlando, Florida] / sponsoring divisions: Electronics and Photonics, Dielectric Science and Technology, High Temperature Materials. Ed.: L. Cook ..., 220-234 (2003)
  • Kilo, Martin; Taylor, M. A.; Argirusis, Christos; Borchardt, Günter; Lesage, B.; Weber, S.; Scherrer, S.; Scherrer, H.; Schroeder, Michael
    Cation self-diffusion of 44Ca, 88Y and 96Zr in single-crystalline calcia- and yttria-doped zirconia
    Journal of applied physics, 94, 12, 7547-7552 (2003)
    [DOI: 10.1063/1.1628379]
  • Martin, Manfred
    Life and achievements of Carl Wagner, 100th birthday
    Solid state ionics, 152/153, SI, 15-17 (2002)
    [DOI: 10.1016/S0167-2738(02)00318-1]
  • Koops, Ulrich; Heese, D.; Martin, Manfred
    High-temperature oxidation of CoGa: influence of the crystallographic orientation on the oxidation rate
    Journal of materials research : JMR, 17, 2489-2498 (2002)
    [DOI: 10.1557/JMR.2002.0363]
  • Kilo, M.; Borchardt, G.; Lesage, B.; Weber, S.; Scherrer, S.; Schroeder, Michael; Martin, Manfred
    Y and Zr tracer diffusion in yttria- stabilized zirconia at temperatures between 1250 K and 2000 K
    Key engineering materials, 206/213, 601-604 (2002)
    [DOI: 10.4028/www.scientific.net/KEM.206-213.601]
  • Matraszek, Aleksandra Joanna; Kobertz, Dietmar; Singheiser, Lorenz; Hilpert, Klaus; Kuncewicz-Kupczyk, Wioletta; Miller, Miroslaw; Schulz, Olaf; Martin, Manfred
    Thermodynamic and Cation Diffusion Studies of Perovskites on the Basis of LaGaO3 and Implications for SOFC
    Materialwissenschaft und Werkstofftechnik = Materials science and engineering technology, 33, 6, 355-362 (2002)
    [DOI: 10.1002/1521-4052(200206)33:6<355::AID-MAWE355>3.0.CO;2-G]
  • Haaß, Frank; Buhrmester, T.; Martin, Manfred
    High-temperature in situ X-ray absorption studies on the iron valence in iron-doped nickel oxide (Ni1−xFex)1−δO
    Solid state ionics, 141/142, 289-293 (2001)
    [DOI: 10.1016/S0167-2738(01)00763-9]
  • Mains, Gilbert J.; Nantsis, Evangelos A.; Carper, W. Robert
    Ab initio bonding, molecular structure, and quadrupole coupling constants of aluminum chlorides
    The journal of physical chemistry / A, Molecules, spectroscopy, kinetics, environment & general theory, 105, 17, 4371-4378 (2001)
    [DOI: 10.1021/jp004549w]
  • Haaß, Frank; Buhrmester, Thorsten; Martin, Manfred
    Quantitative elaboration of the defect structure of iron doped nickel oxide (Ni0.955Fe0.045)1−δO by in situ X-ray absorption spectroscopy
    Physical chemistry, chemical physics : PCCP, 3, 21, 4806-4810 (2001)
    [DOI: 10.1039/B103884M]
  • Haaß, Frank; Buhrmester, Thorsten; Mertens, D.; Adams, Andreas H.; Martin, Manfred
    XAS on molybdenum doped vanadium pentoxide: A model system for oxidation catalysis XAS on molybdenum doped vanadium pentoxide: A model system for oxidation catalysis
    Jahresbericht ... / Hamburger Synchrotronstrahlungslabor HASYLAB am Deutschen Elektronen-Synchrotron DESY = Annual report / Hamburger Synchrotronstrahlungslabor HASYLAB am Deutschen Elektronen-Synchrotron DESY, 2001 (2001)
  • Kilo, M.; Borchardt, G.; Lesage, B.; Weber, S.; Scherrer, S.; Martin, Manfred; Schroeder, Michael
    Zr and stabilizer tracer diffusion in calcia- and yttria-stabilized zirconia
    Proceedings volume / Electrochemical Society. - 2001,16, 275-283 (2001)
  • Hong, J. O.; Yoo, Han-Ill; Teller, O.; Martin, Manfred; Mizusaki, J.
    Unmixing of a mixed oxide (A,B,)O in an electric field : numerical solution of the time evolution of the unmixing process
    Solid state ionics, 144, 3/4, 241-248 (2001)
    [DOI: 10.1016/S0167-2738(01)00970-5]
  • Nuffer, Jürgen; Schroeder, Michael; Lupascu, Doru C.; Rödel, Jürgen
    Negligible oxygen liberation during bipolar electric cycling of ferroelectric lead zirconate titanate ceramics
    Applied physics letters, 79, 22, 3675-3677 (2001)
    [DOI: 10.1063/1.1421089]
  • Martin, M.
    Transportvorgänge und Morphologie an inneren Grenzflächen
    , 155-173 (2000)