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Prof. Dr. Erhard Kemnitz

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Institut für Chemie
Humboldt-Universität zu Berlin
Brook-Taylor-Str. 2
12489 Berlin-Adlershof
Germany

Administrative Assistant:
Ingrid Rauch
Phone +49 (0)30 2093 7303
Fax +49 (0)30 2093 7468
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Journals 1991 - 1995

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[74]

Curve fitting of Cr 2p photoelectron spectra of Cr2O3 and CrF3
I. Grohmann, E. Kemnitz,A. Lippitz, W.E.S. Unger
Surface and Interface Analysis 23 (1995) 887/891

[73]

Halogenometallate von Übergangsmetallelementen mit Kationen stickstoffhaltiger, heterocyclischer Basen I. Die Kristallstrukturen von 1,4-Dimethylpiperazinium- tetrachlorocolbatat(II) und -zinkat(II), (dmpipzH2)[MIICl4]
M. Feist, S.I. Troyanov and E. Kemnitz
Z. anorg. allg. Chem. 621 (1995) 1775/78

[72]

Synthese und Struktur neuer Natriumhydrogensulfate - Na(H3O)(HSO4)2; Na2(HSO4)2(H2SO4) und Na(HSO4)(H2SO4)2
S. Troyanov, C. Werner,E. Kemnitz, H. Worzala
Z. anorg. allg. 621 (1995) 1617/24

[71]

Thermodynamic and kinetic effects of lead doping on the formation of  (Bi,Pb)2Sr2Ca2Cu3Oy
S. Scheurell, M. Feist,E. Kemnitz
Eur. J. Solid State Inorg. Chem. 32 (1995) 539/55

[70]

XANES-investigations of coprecipitated AlF3/MgF2 phases
I.Grohmann, A.Hess, E. Kemnitz, W. Fentrup, W.E.S. Unger
Berliner Elektronenspeicherring-Gesellschaft für Synchrotron-Strahlung GmbH BESSY,Jahresbericht 1995, 222/23

[69]

Ein neues Lithiumhydrogensulfat, Li2(HSO4)2(H2SO4) - Synthese und Kristallstruktur
C. Werner, E. Kemnitz,S. Troyanov, Strutschkov, H. Worzala
Z. anorg. allg. 621 (1995) 1266/69

[68]

Isomerization Reactions of 1,1,2,2-Tetrafluorethane - a Kinetic and Mechanistic Study
E.Kemnitz, K.-U. Niedersen
J. Catal. 155 (1995) 283/89

[67]

Kaliumhydrogensulfatdihydrogensulfat, K(HSO4)(H2SO4) - Synthese und Struktur
E. Kemnitz, C. Werner,H. Worzala, S. Troyanov
Z. anorg. allg. 621 (1995) 1975/79

[66]

CH3-CF3-nCIn - Haloakanes and CH2=CF2-nCIn - Haloolefines on Symbolg-Alumina Catalysts - Reaction, Kinetics and Adsorption.
Heß,E. Kemnitz
J. Fluorine Chem. 74 (1995) 27/35

[65]

Synthese und Kristallstruktur von LiHSO4
E. Kemnitz, C. Werner, H. Worzala, S. Troyanov
Z. anorg. allg. 621 (1995) 675

[64]

XANES-Investigations of Aluminium Oxide, Hydroxyfluoride and Fluorides
I. Grohmann, A. Heß, E. Kemnitz, W. Frentrup, W.E.S. Unger
Berliner Elektronenspeicherring-Gesellschaft für Synchrotron-Strahlung GmbH BESSY, Jahresbericht 1994, 212/13

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[63]

Ein neues Kaliumhydrogensulfat, K(H3O)(HSO4)2 - Synthese und Struktur
E. Kemnitz, C. Werner,S. Troyanov, H. Worzala
Z. anorg. allg. 620 (1994)

[62]

Nonoxidative and oxidative chlorination of (Bi,Pb)2Sr2Ca2Cu3Oy
E. Kemnitz, S. Scheurell,R.K. Kremer, P.E. Kazin, S.W. Naumov, N.G. Maso, V.V. Lennikov
Supercond. Sci.Techn. 7 (1994) 473/478

[61]

Characterization of Catalytically Active Aluminum Oxides, Hydroxyfluorides and Fluorides with Temperature-Programmed Desorption in Correlation with their Catalytical Behaviour
A.Heß, E. Kemnitz
J.Catal. 149 (1994)  449/457

[60]

ESCA, XRD and IR characterization of aluminium oxide, hydroxyfluoride and fluoride surfaces in correlation with their catalytical activity on heterogeneous halogen exchange reactions
A.Heß,E. Kemnitz, A. Lippitz, W.E.S. Unger, D.-H. Menz
J. Catal. 148 (1994) 270/280

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[58]

New aspects on fluorination of Bi(Pb)-Sr-Ca-Cu-O - reasons for the improved superconducting properties
E.Kemnitz, S. Scheurell, S.W. Naumow, P.E. Kasin, R.K. Kremer
Eur.J.Solid State Inorg.Chem. 30 (1993) 701/712

[57]

Synthesis, structure and thermal behaviour of two-valent metal hydrogen sulfates
E.Kemnitz,S.Troyanov, H.Worzala
Eur. J. Solid State Inorg. Chem. 30 (1993) 629-644

[56]

Crystal structure of cesium trichloroferrate(II), CsFeC13
A.Kohne, E. Kemnitz,H. Mattausch, A. Simon
Z. Krist. 203 (1993) 316/17

[55]

Halogenation of Y-Ba-Cu-O and Bi(Pb)-Sr-Ca-Cu-O phases and its implication for superconductivity
S.Scheurell, T.Olesch,E.Kemnitz
Proceedings of Beijing International Conference on HTSC´92 (25.-29.05. 1992), World Scientific, Singapore 1993, 156/160

[54]

Zum Hydratisierungs- und Dehydratisierungsverhalten von Magnesiumhydrogensulfat
E.Kemnitz,D.-H.Menz, H.Worzala, M.Schneider;
Z.anorg. allg.Chem. 614 (1992) 60/65

[53]

Kinetics of Heterogeneous Chlorine/Fluorine Exchange on the Model system CCI4/HF over a CrF3 - catalyst
E.Kemnitz, G.Hansen,A.Heß, A.Kohne
J. Mol.Catal. 77 (1992)193-200

[52]

Heterogeneously catalyzed dismutation and conmutation reactions of CHCI3-nFn ­chlorfluorocarbon - a kinetic study
A.Heß, E.Kemnitz;
Appl.Catal.A 82 (1992) 247-257

[51]

Comment on Determination of Pb4+ and Pb2+ in high-Tc oxide superconductors published by Namiki M, Hirokawa K, Fresenius J.Anal.Chem. 338(1990) 296-297
S.Scheurell, E.Kemnitz, F.Scholz;
Fresenius J. Anal.Chem. 342 (1992) 609/10

[50]

Abbau und Dismutierungsreaktionen von Fluorchloralkanen des Typs CHCl3-nFn an Aluminiumoxid - Oberflächen
E.Kemnitz, A.Heß
J. Prakt.Chem. - Chem.Zt. 334 (1992) 591/595

[49]

Electrochemical evidence for Cu3+ - Cu2+ - Cu+ transitions in the orthorhombic YBa2Cu3O7-x phase
S. Scheurell, F. Scholz,T. Olesch, E. Kemnitz
Supercond. Sci. Technol. 5 (1992) 303/305

[48]

Synthesis and reaction route of bulk superconducting YBa2Cu4O8 and YCa0,9Ba0,1Cu4O8 at normal oxygen pressure
E.Kemnitz, T.Olesch,W.Wilde;
Eur.J. Solid State Inorg. Chem. 29 (1992) 249/255

[47]

Alternative Halones
Ding Kang Sheng, E.Kemnitz
Organo-Fluorine Industry(China) 3 (1991) 1-5

[46]

Effects of fluorination of YBa2Cu3O7-x with gaseous HF
E.Kemnitz, T.Olesch,N.Pruss, W.Kraak, H.-U.Müller;
Phys. stat. sol. (a) 124 (1991) 33/38

[45]

Determination of the complete stoichiometry of Bi-Pb-Sr-Ca-Cu-O - superconductors
S.Scheurell, E.Kemnitz,G.N.Maso, S.Y.Kasin. S.W.Naumov, Y.N.Badun;
Fresenius Z. f. Analyt.Chem. 340 (1991) 353/56

[44]

The variation of stoichiometry of Bi-Pb-Sr-Ca-Cu-O- superconductors during the annealing process and its implication for superconductivity
E.Kemnitz, S.Scheurell,F.Scholz, N.Pruss
Mat. Res. Bull  26 (1991) 667/74

[43]

Über die Bildung und Kristallstruktur von Mg(HSO4)2.H2O
H.Worzala, D.Schneider,S.J.Trojanov, E.Kemnitz;
Z.anorg.allg. Chem. 596 (1991) 167/71
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