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1

Oxygen ion diffusion in perovskite-type oxides determined by permeation and by relaxation measurements

V. V. Vashook, M. Al Daroukh, H. Ullmann

Journal:

Année:

2001

Langue:

english

Fichier:

PDF, 585 KB

english, 2001

2

Influence of Crystal and Defect Structure on Electrical and Catalytic Properties of Compounds in the System LaACaaCrBTibO3−x

V. Vashook, L. Vasylechko, H. Ullmann, J. Zosel, R. Müller, U. Guth

Journal:

Zeitschrift für anorganische und allgemeine Chemie

Année:

2002

Fichier:

PDF, 42 KB

2002

3

Catalytic and Electrical Properties of SOFC Anode Material Based on Lanthan-Chromite-Titanate

R. Müller, J. Zosel, K. Ahlborn, V. Vashook, H. Ullmann, U. Guth

Journal:

Materialwissenschaft und Werkstofftechnik

Année:

2002

Langue:

english

Fichier:

PDF, 269 KB

english, 2002

4

Synthesis, Crystal Structure, Oxygen Stoichiometry, and Electrical Conductivity of La1-aCaaCr0.8Ti0.2 O3-δ Solid Solutions.

V. Vashook, L. Vasylechko, H. Ullmann, U. Guth

Journal:

Année:

2002

Fichier:

PDF, 35 KB

2002

5

Lanthanum Doped Calcium Titanates: Synthesis, Crystal Structure, Thermal Expansion and Transport Properties.

V. Vashook, L. Vasylechko, M. Knapp, H. Ullmann, U. Guth

Journal:

Année:

2003

Langue:

english

Fichier:

PDF, 62 KB

english, 2003

6

Structure—Property Relations in Perovskite-Type Oxides with a Range of Composition.

Helmut Ullmann, Vladimir V. Vashook, Mahmoud Al Daroukh, Klaus Teske, Ullrich Guth

Journal:

Année:

2005

Fichier:

PDF, 8 KB

2005

7

ChemInform Abstract: VNb9O25-δ — Synthesis, Electrical Conducting Behavior and Density Functional Theory (DFT) Calculation.

Carina Bergner, Vladimir Vashook, Stefano Leoni, Hubert Langbein

Journal:

Année:

2009

Langue:

english

Fichier:

PDF, 19 KB

english, 2009

8

ChemInform Abstract: Solid State Synthesis, Structure and Transport Properties of Compositions in the CaRu1-xTixO3-δ System.

V. Vashook, D. Nitsche, L. Vasylechko, J. Rebello, J. Zosel, U. Guth

Journal:

Année:

2010

Fichier:

PDF, 13 KB

2010

9

Potential New Solid Oxide Fuel Cell (SOFC) Anode Materials in the La-Ca-Cr-Ti-Ru-O System

V. Vashook, J. Zosel, R. Müller, P. Shuk, L. Vasylechko, H. Ullmann, U. Guth

Journal:

Année:

2006

Langue:

english

Fichier:

PDF, 471 KB

english, 2006

10

Stability, Oxygen Nonstoichiometry, and Transformations of the Bi2Sr2CoO6+δCeramic

M.V. Zinkevich, S.A. Prodan, Yu.G. Zonov, V.V. Vashook

Journal:

Journal of Solid State Chemistry

Année:

1998

Langue:

english

Fichier:

PDF, 232 KB

english, 1998

11

Thermal stability, oxygen non-stoichiometry, electrical conductivity and diffusion characteristics of PrNi0.4Fe0.6O3−δ, a potential cathode material for IT-SOFCs

Jeanette Rebello, Vladimir Vashook, Dimitro Trots, Ulrich Guth

Journal:

Journal of Power Sources

Année:

2011

Langue:

english

Fichier:

PDF, 1.14 MB

english, 2011

12

Crystal structure and electrical conductivity of lanthanum–calcium chromites–titanates La1−xCaxCr1−yTiyO3−δ (x=0–1, y=0–1)

V. Vashook, L. Vasylechko, J. Zosel, W. Gruner, H. Ullmann, U. Guth

Journal:

Journal of Solid State Chemistry

Année:

2004

Langue:

english

Fichier:

PDF, 430 KB

english, 2004

13

VNb9O25−δ—Synthesis, electrical conducting behaviour and density functional theory (DFT) calculation

Carina Bergner, Vladimir Vashook, Stefano Leoni, Hubert Langbein

Journal:

Journal of Solid State Chemistry

Année:

2009

Langue:

english

Fichier:

PDF, 558 KB

english, 2009

14

Response behavior of perovskites and Au/oxide composites as HC-electrodes in different combustibles

J. Zosel, R. Müller, V. Vashook, U. Guth

Journal:

Solid State Ionics

Année:

2004

Langue:

english

Fichier:

PDF, 287 KB

english, 2004

15

A-deficient chromites–titanates with the perovskite-type structure: synthesis and electrical conductivity

V. Vashook, J. Zosel, W. Preis, W. Sitte, U. Guth

Journal:

Solid State Ionics

Année:

2004

Langue:

english

Fichier:

PDF, 655 KB

english, 2004

16

Lanthanum–calcium chromites–titanates as possible anode materials for SOFC

V. Vashook, L. Vasylechko, J. Zosel, R. Müller, E. Ahlborn, U. Guth

Journal:

Solid State Ionics

Année:

2004

Langue:

english

Fichier:

PDF, 206 KB

english, 2004

17

Ceramic oxides with high oxygen exchange: The system Sr–Co–O

E. Girdauskaite, H. Ullmann, V. Vashook, M. Bülow, U. Guth

Journal:

Solid State Ionics

Année:

2006

Langue:

english

Fichier:

PDF, 160 KB

english, 2006

18

Oxygen non-stoichiometry and electrical conductivity of Pr2−xSrxNiO4±δ with x = 0–0.5

V. Vashook, E. Girdauskaite, J. Zosel, T.-L. Wen, H. Ullmann, U. Guth

Journal:

Solid State Ionics

Année:

2006

Langue:

english

Fichier:

PDF, 752 KB

english, 2006

19

Transport properties of the double B mixed perovskite series La0.6Ca0.4Mn1 − xNixO3 − δ with x = 0–0.6

V. Vashook, D. Franke, J. Zosel, K. Ahlborn, L. Vasylechko, W. Fichtner, U. Guth

Journal:

Solid State Ionics

Année:

2008

Langue:

english

Fichier:

PDF, 1.39 MB

english, 2008

20

Perovskite related electrode materials with enhanced NO sensitivity for mixed potential sensors

Jens Zosel, Daniela Franke, Kristina Ahlborn, Frank Gerlach, Vladimir Vashook, Ulrich Guth

Journal:

Solid State Ionics

Année:

2008

Langue:

english

Fichier:

PDF, 465 KB

english, 2008

21

Oxygen transport properties of Ba0.5Sr0.5Co0.8Fe0.2O3 − x and Ca0.5Sr0.5Mn0.8Fe0.2O3 − x obtained from permeation and conductivity relaxation experiments

E. Girdauskaite, H. Ullmann, V.V. Vashook, U. Guth, G.B. Caraman, E. Bucher, W. Sitte

Journal:

Solid State Ionics

Année:

2008

Langue:

english

Fichier:

PDF, 856 KB

english, 2008

22

Electrical conductivity and oxygen non-stoichiometry of the double B mixed perovskite series La0.6Ca0.4Mn1 − yMeyO3 − δ with MeFe, Co, Ni and x = 0–0.6

V. Vashook, D. Franke, L. Vasylechko, J. Zosel, J. Rebello, K. Ahlborn, W. Fichtner, M. Schmidt, T.-L. Wen, U. Guth

Journal:

Solid State Ionics

Année:

2008

Langue:

english

Fichier:

PDF, 1.24 MB

english, 2008

23

Thermal stability, oxygen non-stoichiometry and transport properties of LaNi0.6Fe0.4O3

Jian Ying Chen, Jeanette Rebello, Vladimir Vashook, Dmytro M. Trots, Shao Rong Wang, Ting Lian Wen, Jens Zosel, Ulrich Guth

Journal:

Solid State Ionics

Année:

2011

Langue:

english

Fichier:

PDF, 1.10 MB

english, 2011

24

Crystal structure, thermal expansion and conductivity of anisotropic La1−xSrxGa1−2xMg2xO3−y (x=0.05, 0.1) single crystals

L. Vasylechko, V. Vashook, D. Savytskii, A. Senyshyn, R. Niewa, M. Knapp, H. Ullmann, M. Berkowski, A. Matkovskii, U. Bismayer

Journal:

Journal of Solid State Chemistry

Année:

2003

Langue:

english

Fichier:

PDF, 720 KB

english, 2003

25

Oxygen nonstoichiometry and some transport properties of LaSrNiO4−δ nickelate

V.V Vashook, N.E Trofimenko, H Ullmann, L.V Makhnach

Journal:

Solid State Ionics

Année:

2000

Langue:

english

Fichier:

PDF, 276 KB

english, 2000

26

Composition and electrical conductivity of some cobaltates of the type La2−xSrxCoO4.5−x/2±δ

V.V Vashook, H Ullmann, O.P Olshevskaya, V.P Kulik, V.E Lukashevich, L.V Kokhanovskij

Journal:

Solid State Ionics

Année:

2000

Langue:

english

Fichier:

PDF, 187 KB

english, 2000

27

Oxides of the AMO3 and A2MO4-type: structural stability, electrical conductivity and thermal expansion

M. Al Daroukh, V.V. Vashook, H. Ullmann, F. Tietz, I. Arual Raj

Journal:

Solid State Ionics

Année:

2003

Langue:

english

Fichier:

PDF, 417 KB

english, 2003

28

Synthesis, crystal structure, oxygen stoichiometry, and electrical conductivity of La1−aCaaCr0.2Ti0.8O3−δ

V. Vashook, L. Vasylechko, H. Ullmann, U. Guth

Journal:

Solid State Ionics

Année:

2003

Langue:

english

Fichier:

PDF, 227 KB

english, 2003

29

Oxygen non-stoichiometry and electrical conductivity of the binary strontium cobalt oxide SrCoOx

V.V Vashook, M.V Zinkevich, H Ullmann, J Paulsen, N Trofimenko, K Teske

Journal:

Solid State Ionics

Année:

1997

Langue:

english

Fichier:

PDF, 834 KB

english, 1997

30

Oxygen nonstoichiometry and electrical conductivity of the solid solutions La2−xSrxNiOy (0≤x≤0.5)

V.V Vashook, S.P Tolochko, I.I Yushkevich, L.V Makhnach, I.F Kononyuk, H Altenburg, J Hauck, H Ullmann

Journal:

Solid State Ionics

Année:

1998

Langue:

english

Fichier:

PDF, 280 KB

english, 1998

31

Phase relations in oxygen-deficient SrCoO2.5−δ

V.V. Vashook, M.V. Zinkevich, Yu.G. Zonov

Journal:

Solid State Ionics

Année:

1999

Langue:

english

Fichier:

PDF, 244 KB

english, 1999

32

Composition and conductivity of some nickelates

V.V. Vashook, I.I. Yushkevich, L.V. Kokhanovsky, L.V. Makhnach, S.P. Tolochko, I.F. Kononyuk, H. Ullmann, H. Altenburg

Journal:

Solid State Ionics

Année:

1999

Langue:

english

Fichier:

PDF, 308 KB

english, 1999

33

Improvement of HTSC-materials by treatment with laser

R Lutciv, J Plewa, M Vasyuk, I Solski, V Vashook, O Tolochko, N Munser, H Altenburg

Journal:

Physica C: Superconductivity

Année:

2002

Langue:

english

Fichier:

PDF, 195 KB

english, 2002

34

Struktur-Eigenschaftsbeziehungen in Perowskitoxiden mit Phasenbreite

Helmut Ullmann, Vladimir V. Vashook, Mahmoud Al Daroukh, Klaus Teske, Ullrich Guth

Journal:

Zeitschrift für anorganische und allgemeine Chemie

Année:

2005

Langue:

german

Fichier:

PDF, 116 KB

german, 2005

35

Oxygen stoichiometry, unit cell volume, and thermodynamic quantities of perovskite-type oxides

Egle Girdauskaite, Helmut Ullmann, Mahmoud Al Daroukh, Vladimir Vashook, Martin Bülow, Ulrich Guth

Journal:

Journal of Solid State Electrochemistry

Année:

2007

Langue:

english

Fichier:

PDF, 292 KB

english, 2007

36

A-site deficient lanthanum-calcium chromite-titanates doped with 3d transition metals: synthesis, oxygen nonstoichiometry, electrical conductivity, and catalytic activity

V. Vashook, R. Müller, J. Zosel, K. Ahlborn, F. Gerlach, P. Tietz, G. Stöver, U. Guth

Journal:

Année:

2007

Langue:

english

Fichier:

PDF, 655 KB

english, 2007

37

Electrode materials for potentiometric hydrogen sensors

J. Zosel, G. Schiffel, F. Gerlach, K. Ahlborn, U. Sasum, V. Vashook, U. Guth

Journal:

Solid State Ionics

Année:

2006

Langue:

english

Fichier:

PDF, 159 KB

english, 2006

38

Preparation, thermal expansion, chemical compatibility, electrical conductivity and polarization of A2−αA′αMO4 (A = Pr, Sm; A′ = Sr; M = Mn, Ni; α = 0.3, 0.6) as a new cathode for SOFC

H.W. Nie, T.-L. Wen, S.R. Wang, Y.S. Wang, U. Guth, V. Vashook

Journal:

Solid State Ionics

Année:

2006

Langue:

english

Fichier:

PDF, 196 KB

english, 2006

39

Transport properties of the Pr2−xSrxNiO4±δ ceramics with x = 0.3 and 0.6

Vladimir Vashook, Jens Zosel, Ting-Lian Wen, Ulrich Guth

Journal:

Solid State Ionics

Année:

2006

Langue:

english

Fichier:

PDF, 177 KB

english, 2006

40

Selectivity of HC-sensitive electrode materials for mixed potential gas sensors

J Zosel, K Ahlborn, R Müller, D Westphal, V Vashook, U Guth

Journal:

Solid State Ionics

Année:

2004

Langue:

english

Fichier:

PDF, 633 KB

english, 2004

41

Synthesis, crystal structure, and transport properties of La1−xCaxCr0.5Ti0.5O3−δ

V. Vashook, L. Vasylechko, J. Zosel, U. Guth

Journal:

Solid State Ionics

Année:

2003

Langue:

english

Fichier:

PDF, 655 KB

english, 2003

42

A Layer by Layer Growth of Ba0.6K0.4BiO3Superconductor: Liquid Phase Epitaxy with a New Substrate

A. G. Soldatov, S. V. Shiryaev, S. N. Ustinovich, S. N. Barilo, M. Merz, N. Nucker, S. Schuppler, V. V. Vashook

Journal:

Journal of Low Temperature Physics

Année:

2003

Fichier:

PDF, 402 KB

2003

43

A-site deficient perovskite-type compounds in the ternary CaTiO3-LaCrO3-La2/3TiO3 system

V. Vashook, L. Vasylechko, N. Trofimenko, M. Kuznecov, P. Otchik, J. Zosel, U. Guth

Journal:

Journal of Alloys and Compounds

Année:

2006

Langue:

english

Fichier:

PDF, 448 KB

english, 2006

44

Correlation between thermodynamic and thermomechanical quantities of selected perovskite-type oxides

E. Girdauskaite, V.V. Vashook, H. Ullmann, L. Vasylechko, U. Guth

Journal:

Journal of Alloys and Compounds

Année:

2009

Langue:

english

Fichier:

PDF, 765 KB

english, 2009

45

Solid state synthesis, structure and transport properties of compositions in the CaRu1−xTixO3−δ system

V. Vashook, D. Nitsche, L. Vasylechko, J. Rebello, J. Zosel, U. Guth

Journal:

Journal of Alloys and Compounds

Année:

2009

Langue:

english

Fichier:

PDF, 1.89 MB

english, 2009

46

Electrical conductivity and oxygen nonstoichiometry in the double B mixed La0.6Ca0.4Mn1−xCoxO3−δ perovskite system

V. Vashook, D. Franke, J. Zosel, L. Vasylechko, M. Schmidt, U. Guth

Journal:

Journal of Alloys and Compounds

Année:

2009

Langue:

english

Fichier:

PDF, 1.52 MB

english, 2009

47

Synthesis, crystal structure, oxygen stoichiometry, and electrical conductivity of La1−aCaaCr0.8Ti0.2O3−δ solid solutions

V. Vashook, L. Vasylechko, H. Ullmann, U. Guth

Journal:

Journal of Alloys and Compounds

Année:

2002

Langue:

english

Fichier:

PDF, 284 KB

english, 2002

48

Lanthanum doped calcium titanates: synthesis, crystal structure, thermal expansion and transport properties

V. Vashook, L. Vasylechko, M. Knapp, H. Ullmann, U. Guth

Journal:

Journal of Alloys and Compounds

Année:

2003

Langue:

english

Fichier:

PDF, 615 KB

english, 2003

49

Oxygen solid electrolyte coulometry (OSEC)

Vashook, V., Zosel, J., Guth, U.

Journal:

Journal of Solid State Electrochemistry

Année:

2012

Langue:

english

Fichier:

PDF, 1.92 MB

english, 2012

50

Polymer based materials for solid electrolyte sensors

Corinna Vonau, Jens Zosel, Muthusamy Paramasivam, Kristina Ahlborn, Frank Gerlach, Vladimir Vashook, Ulrich Guth

Journal:

Solid State Ionics

Année:

2012

Langue:

english

Fichier:

PDF, 589 KB

english, 2012