Hj Mattausch

Publication List Details

Period

1988 - 2006

Number

90

Co-Authors

Metal-nonmetal transition and colossal negative magnetoresistance in the gadolinium hydride halides GdIHx (0.67 < x < 1) (2006)

Ryazanov, M., Kremer, R. K., Simon, A., Mattausch, Hj.

We report magnetization, specific heat, and resistivity measurements of the metal-rich hydride halides YIHx and GdIHx (0.6 < x < 1.0) as a function of temperature and applied magnetic field. A strong...

New synthesis route to and physical properties of lanthanum monoiodide (2006)

Ryazanov, M., Kienle, L., Simon, A., Mattausch, Hj.

A fast procedure to produce Lal by reduction of Lal(2) or Lal(3) in a Na melt under argon at 550 degrees C is given. The structural studies performed by means of powder X-ray diffraction as well as...

Sm2O2I – A new mixed-valence Samarium(II,III) oxide halide (2006)

Ryazanov, M., Hoch, C., Mattausch, Hj., Simon, A.

Dark red single crystals of SM2O2I were obtained from a reaction of SmI2 (in the presence of SmOI) and Na in a sealed tantalum ampoule at 650 degrees C. The title compound crystallizes in the...

The aluminide iodides La24Al12I21 and La10Al5I8: Compounds with intermetallic La-Al fractions and La-Al clusters (2006)

Mattausch, Hj., Oeckler, O., Hoch, C., Simon, A.

Reacting pieces of La, LaI3 and Al filings (molar ratio 22 : 8 : 15) at 800 degrees C-825 degrees C results in La24Al12I21 (70% yield) together with La10Al5I8 (10% yield), besides known La3Al2I2 and...

La2Tel2: A new layered telluride iodide with unusual electrical properties (2006)

Ryazanov, M., Simon, A., Mattausch, Hj.

A new layered metal-rich telluride halide, La(2)Tel(2), has been synthesized by heating stoichiometric mixtures of Lal(3), La, and Te under argon at 900 degrees C, and its structure has been refined...

EYPHKAMEN: Ln octahedron triples in Ln14(C2)3I20 with Ln = La, Ce (2006)

Mattausch, Hj., Simon, A., Kienle, L., Hoch, C., Zheng, C., Kremer, R. K.

The compounds Ln(14)(C-2)(3)I-20 (Ln = La, Ce) are prepared from Ln. LnI(3), and C molar ratio (11:10:9) at 920 degrees C (Ce) and 930 degrees C (La) as pure phases, forming polygonal black crystals...

KCaEr2CuS5: A new pentanary rare-earth layered chalcogenide without substitutional disorder (2006)

Zeng, H. Y., Mattausch, Hj., Simon, A., Zheng, F. K., Dong, Z. C., Guo, G. C., ...

A new pentanary rare-earth chalcogenide without substitutional disorder, KCaEr2CuS5, was obtained from reaction of the Er-Ca-Cu-S precursor with KBr flux by either a two-step flux method or a direct...

Quantum interference of electrons in Nb_{5-\delta}Te_4 single crystals (2004)

Stolovits, A., Sherman, A., Kremer, R. K., Mattausch, Hj., Okudera, H., Ren, X-M., ...

The compound $Nb_{5-\delta}Te_4$ ($\delta=0.23$) with quasi-one-dimensional crystal structure undergoes a transition to superconductivity at $T_c$=0.6--0.9 K. Its electronic transport properties in...

Investigation of the LaI2/H2 system: Phase relations and stacking disorder (2004)

Ryazanov, M., Simon, A., Mattausch, Hj.

Heating of LaI2 under 1 bar hydrogen pressure to 650 degreesC leads to light gray LaI2H0.95(3), accompanied by a structural change from tetragonal to hexagonal. Sharp reflections in the XRD pattern...

Crystal structure of lanthanum borocarbide, La10B9C12 (2004)

Babizhetskyy, V., Mattausch, Hj., Simon, A.

B9C12La10, tetragonal, P4(1)2(1)2 (no. 92), a = 8.6447(4) Angstrom, c = 25.787(2) Angstrom, V = 1927.1 Angstrom(3), Z = 4, R-gt(F) = 0.043, wR(ref)(F) = 0.065, T = 293 K.

Eine neue Modifikation von Lanthanmonogermanid – lT-LaGe; A new modification of lanthanummonogermanide - IT-LaGe (2004)

Mattausch, Hj., Simon, A.

Single crystals of the low temperature modification of LaGe are obtained as a byproduct in the reaction of La metal, LaBr3 and Ge powder at 1000 degreesC as silver colored, moisture sensitive...

The compound La5Br4Al4 and the topological relation with the Ln3ClGa4 structure type (2004)

Mattausch, Hj., Oeckler, O., Zheng, C., Simon, A.

The compound La5Br4Al4 can be prepared from La metal, LaBr3 and Al filings at 950 degreesC with a yield of 20%. It crystallizes tetragonally in I4/mcm with a = b = 8.292(1) Angstrom, c = 20.122(4)...

The structural change of lanthanum diiodide upon hydrogenation (2004)

Ryazanov, M., Simon, A., Mattausch, Hj., Kremer, R. K.

Slowly heating LaI2 under 1 atm hydrogen to 650degreesC leads to LaI2H, analyzed as LaI2H0.95(3), accompanied by a structural change from tetragonal to hexagonal. Sharp reflections in the XRD pattern...

La5M3X (M = Sn, Bi; X = Cl, Br, I): exploring the limit of the Mn5Si3-type hosting lattice (2002)

Zheng, C., Mattausch, Hj., Simon, A.

Three new compounds add to the family of the Mn5Si3 type host- guest lattice. These are La5Sn3X (X=Cl, Br, I) synthesized from stoichiometric mixtures of La, LaX3 and Sn heated under Ar atmosphere in...

Intergrowth phases of tetragonal rare earth boride carbides (2002)

Oeckler, O., Duppel, V., Bauer, J., Mattausch, Hj., Simon, A.

Tetragonal rare earth boride carbides with structure types derived from La5B2C6 and Sc3C4, respectively, can intergrow coherently. Slabs of both types with various thicknesses from one unit-cell...

Reduced lanthanum halides with Ga as interstitials: La10Br4Ga5La10Br4Ga5 and La3Br3Ga (2002)

Zheng, C., Simon, A., Mattausch, Hj.

Three subhalides, La10Cl4Ga5, La10Br4Ga5 and La3Br3Ga were synthesized from stoichiometric mixtures of La, LaCl3/LaBr3 and Ga heated under Ar atmosphere in sealed Ta ampoules at 850-950 degreesC for...

Twinning and intergrowth of rare earth boride carbides (2002)

Oeckler, O., Bauer, J., Duppel, V., Mattausch, Hj., Simon, A.

Twins and intergrown crystals of tetragonal rare earth boride carbides, especially those with the La5B2C6 structure type, have been investigated by high-resolution electron microscopy and X-ray...

Crystal structure of galotrilanthanum triiodide, La3GaI3 (2001)

Zheng, C., Mattausch, Hj., Simon, A.

GaI3La3, cubic. 14(1)32 (No. 214), a = 12.666(2) Angstrom, V = 2032.0 Angstrom(3), Z = 8, R-gt(F) = 0.068, wR(ref) (F-2) = 0.131, T = 293 K.

Refinement of the crystal structure of lanthanum digallide, LaGa2 (2001)

Zheng, C., Mattausch, Hj., Simon, A.

Ga2La, hexagonal, P6/mmm (No. 19 1), a = 4.3092(6). Angstrom c = 4.4251(9) Angstrom. V = 71.2 Angstrom(3), Z = 1, R-gt(F) = 0.0 19, wR(ref)(F-2) = 0.044, T = 293 K.