Schmitt, M., Malek, J., Rosner, H.
Based on density functional calculations, we present a detailed theoretical study of the electronic structure and the magnetic properties of the quasi-one dimensional chain cuprate Li_2ZrCuO_4...
Highly Dispersive Spin Excitations in the Chain Cuprate Li2CuO2 (2009)
Lorenz, W. E. A., Kuzian, R. O., Wizent, N., Behr, G., ...
We present an inelastic neutron scattering investigation of Li2CuO2 detecting the long sought quasi-1D magnetic excitations with a large dispersion along the CuO2-chains studied up to 25 meV. The...
Jeglic, P., Bos, J. -W. G., Zorko, A., Brunelli, M., Koch, K., Rosner, H., ...
The structural, electronic, and magnetic properties of the superconducting NdFeAsO$_{1-x}$F$_{x}$ phases ($T_C=43 {\rm K}$ for $x=0.15$) have been investigated experimentally by high-resolution...
Electronic structure and magnetic properties of the spin-1/2 Heisenberg system CuSe2O5 (2009)
Janson, O., Schnelle, W., Schmidt, M., Prots, Yu., Filatov, S. K., ...
A microscopic magnetic model for the spin-1/2 Heisenberg chain compound CuSe2O5 is developed based on the results of a joint experimental and theoretical study. Magnetic susceptibility and specific...
AgCuVO4: a quasi one-dimensional S = 1/2 chain compound (2009)
Möller, A., Schmitt, M., Schnelle, W., Förster, T., Rosner, H.
We present a joint experimental and computational study of the recently synthesized spin 1/2 system silver-copper-orthovanadate AgCuVO4 [A. M\"oller and J. Jainski, Z. Anorg. Allg. Chem. 634, 1669...
Rosner, H., Gegner, J., Regesch, D., Schnelle, W., Gumeniuk, R., Leithe-Jasper, A., ...
We present a combined study of the electronic structure of the superconducting skutterudite derivative SrPt4Ge12 by means of X-ray photoelectron spectroscopy and full potential band structure...
Crystal water induced switching of magnetically active orbitals in CuCl2 (2009)
Schmitt, M., Janson, O., Schmidt, M., Hoffmann, S., Schnelle, W., ...
The dehydration of CuCl2*2(H2O) to CuCl2 leads to a dramatic change in magnetic behavior and ground state. Combining density functional electronic structure and model calculations with...
New insight into the physics of iron pnictides from optical and penetration depth data (2009)
Rosner, H., Grobosch, M., Behr, G., Roth, F., Fuchs, G., ...
We report theoretical values for the unscreened plasma frequencies Omega_p of several Fe pnictides obtained from DFT based calculations within the LDA and compare them with experimental plasma...
Schnelle, W., Leithe-Jasper, A., Gumeniuk, R., Burkhardt, U., Kasinathan, D., Rosner, H.
The magnetism in SrFe2As2 can be suppressed by electron doping through a small substitution of Fe by Co or Ni, giving way to superconductivity. We demonstrate that a massive substitution of Fe by...
Koch, K., Kuzian, R. O., Koepernik, K., Kondakova, I. V., Rosner, H.
We analyze recent measurements [R. Blinc, V. V. Laguta, B. Zalar, M. Itoh and H. Krakauer, J. Phys. : Cond. Mat., v.20, 085204 (2008)] of the electric field gradient on the oxygen site in the...
Superconductivity and Field-Induced Magnetism in SrFe_1.75Co_0.25As_2 (2009)
Khasanov, R., Maisuradze, A., Maeter, H., Kwadrin, A., Luetkens, H., Amato, A., ...
Using muon-spin rotation, we studied the in-plane (\lambda_ab) and the out of plane (\lambda_c) magnetic field penetration depth in SrFe_1.75Co_0.25As_2 (T_c=13.3 K). Both \lambda_ab(T) and...
Superfluid Density and Energy Gap-Function of Superconducting PrPt4Ge12 (2009)
Maisuradze, A., Nicklas, M., Gumeniuk, R., Baines, C., Schnelle, W., Rosner, H., ...
The filled skutterudite superconductor PrPt4Ge12 was studied in muon-spin rotation (muSR), specific heat, and electrical resistivity experiments. The continuous increase of the superfluid density...
Orbital-spin order and the origin of structural distortion in MgTi$_2$O$_4$ (2009)
Leoni, S., Yaresko, A. N., Perkins, N., Rosner, H., Craco, L.
We analyze electronic, magnetic, and structural properties of the spinel compound MgTi$_2$O$_4$ using the local density approximation+U method. We show how MgTi$_2$O$_4$ undergoes to a canted...
Self-Doping Induced Orbital-Selective Mott Transition in Hg2Ru2O7 (2009)
Craco, L., Laad, M. S., Leoni, S., Rosner, H.
Pyrochlore oxides are fascinating systems where strong, multi-orbital correlations in concert with geometrical frustration give rise to unanticipated physical properties. The detailed mechanism of...
Electrodynamic response of incoherent metals: Normal phase of iron pnictides (2009)
Laad, M. S., Craco, L., Leoni, S., Rosner, H.
The recent discovery of high-temperature superconductivity in doped iron pnictides is the latest example of unanticipated behavior exhibited by d- and f-band materials. The symmetry of the...
Ferromagnetism and electronic structure of TmB2 (2009)
Mori, T., Takimoto, T., Leithe-Jasper, A., Cardoso-Gil, R., Schnelle, W., Auffermann, G., ...
Ferromagnetism and electronic structure of TmB2 (2009)
Mori, T., Takimoto, T., Leithe-Jasper, A., Cardoso-Gil, R., Schnelle, W., Auffermann, G., ...
Photoemission study of electronic structure of the half-metallic ferromagnet Co3Sn2S2 (2009)
Holder, M., Dedkov, Y. S., Kade, A., Rosner, H., Schnelle, W., Leithe-Jasper, A., ...
Crystallographic and physical properties of RE2-xNi21B6 (RE = Er, Yb and Lu) (2009)
Veremchuk, I., Gumeniuk, R., Prots, Y., Schnelle, W., Burkhardt, U., Rosner, H., ...
Evidence for a reentrant superconducting state in EuFe2As2 under pressure (2009)
Miclea, C.F., Nicklas, M., Jeevan, H.S., Kasinathan, D., Hossain, Z., Rosner, H., ...
Crystal-water-induced switching of magnetically active orbitals in CuCl2 (2009)
Schmitt, M., Janson, O., Schmidt, M., Hoffmann, S., Schnelle, W., ...
Substitution-induced superconductiviy in SrFe2-xRuxAs2 (0≤x≤2) (2009)
Schnelle, W., Leithe-Jasper, A., Gumeniuk, R., Burkhardt, U., Kasinathan, D., Rosner, H.
Electronic structure and thermodynamic properties of CeRh2Sn4 and LaRh2Sn4 (2009)
Gamza, M., Schnelle, W., Gumeniuk, R., Prots, Y., Ślebarski, A., Rosner, H., ...
Superconductivity and Field-Induced Magnetism in SrFe1.75Co0.25As2 (2009)
Khasanov, R., Maisuradze, A., Maeter, H., Kwadrin, A., Luetkens, H., Amato, A., ...
Superfluid Density and Energy Gap Function of Superconducting PrPt4Ge12 (2009)
Maisuradze, A., Nicklas, M., Gumeniuk, R., Baines, C., Schnelle, W., Rosner, H., ...
AgCuVO4: A quasi-one-dimensional S=1/2 chain compound (2009)
Möller, A., Schmitt, M., Schnelle, W., Förster, T., Rosner, H.
Electronic properties of LaOFFeAs in the normal state probed by NMR/NQR (2008)
Lang, G., Hammerath, F., Paar, D., Manthey, K., Koch, K., ...
We report 139La, 57Fe and 75As nuclear magnetic resonance (NMR) and nuclear quadrupole resonance (NQR) measurements on powders of the new LaO1-xFxFeAs superconductor for x = 0 and x = 0.1 at...
Excitation of a bosonic mode by electron tunneling into a cuprate superconductor (2008)
Das, P., Koblischka, M. R., Rosner, H., Wolf, Th., Hartmann, U.
We performed scanning tunneling spectroscopic experiments on hole-doped NdBa$_2$Cu$_3$O$_{7-\delta}$. The d$I$/d$V$ curves obtained at 4.2 K are asymmetric with clear peak-dip and hump structures....
Mottness underpins the anomalous optical response of Iron Pnictides (2008)
Laad, M. S., Craco, L., Leoni, S., Rosner, H.
The recent discovery of high-temperature superconductivity (HTSC) in doped Iron pnictides is the latest example of unanticipated behavior exhibited by $d$- and $f$-band materials. The symmetry of the...
Possible re-entrant superconductivity in EuFe2As2 under pressure (2008)
Miclea, C. F., Nicklas, M., Jeevan, H. S., Kasinathan, D., Hossain, Z., Rosner, H., ...
We studied the temperature-pressure phase diagram of EuFe2As2 by measurements of the electrical resistivity. The antiferromagnetic spin-density-wave transition at T_0 associated with the FeAs-layers...
Effect of pressure on the magnetostructural transition in SrFe2As2 (2008)
Kumar, M., Nicklas, M., Jesche, A., Caroca-Canales, N., Schmitt, M., Hanfland, M., ...
We present a systematic pressure study of poly- and single crystalline SrFe2As2 by electrical resistivity and X-ray diffraction measurements. SrFe2As2 exhibits a structural phase transition from a...
Intrinsic peculiarities of real material realizations of a spin-1/2 kagome lattice (2008)
Janson, O., Richter, J., Rosner, H.
Spin-1/2 magnets with kagome geometry, being for years a generic object of theoretical investigations, have few real material realizations. Recently, a DFT-based microscopic model for two such...
Superconductivity in SrFe_(2-x)Co_xAs_2: Internal Doping of the Iron Arsenide Layers (2008)
Leithe-Jasper, A., Schnelle, W., Geibel, C., Rosner, H.
In the electron doped compounds SrFe_(2-x)Co_xAs_2 superconductivity with T_c up to 20 K is observed for 0.2 < x < 0.4. Results of structure determination, magnetic susceptibility, electrical...
Temperature dependent optical conductivity of undoped cuprates with weak exchange (2008)
Malek, J., Nitzsche, U., Rosner, H., Eschrig, H.
The optical conductivity sigma(omega) is calculated at finite temperature T for CuO_2 chain clusters within a pd-Hubbard model. Data at T = 300 K for Li_2CuO_2 are reanalyzed within this approach....
Strong coupling between magnetic and structural order parameters in SrFe2As2 (2008)
Jesche, A., Caroca-Canales, N., Rosner, H., Borrmann, H., Ormeci, A., Kasinathan, D., ...
X-ray and Neutron diffraction as well as muon spin relaxation and M\"ossbauer experiments performed on SrFe$_2$As$_2$ polycrystalls confirm a sharp first order transition at $T_0 = 205$,K...
Jeevan, H. S., Hossain, Z., Kasinathan, Deepa, Rosner, H., Geibel, C., Gegenwart, P.
We have grown single crystals of EuFe2As2 and investigated its electrical transport and thermodynamic properties. Electrical resistivity and specific heat measurements clearly establish the intrinsic...
Janson, O., Richter, J., Rosner, H.
The recently discovered natural minerals Cu3Zn(OH)6Cl2 and Cu3Mg(OH)6Cl2 are spin 1/2 systems with an ideal kagome geometry. Based on electronic structure calculations, we develop a realistic model...
Magnetic and structural transitions in layered FeAs systems: AFe2As2 versus RFeAsO compounds (2008)
Krellner, C., Caroca-Canales, N., Jesche, A., Rosner, H., Ormeci, A., Geibel, C.
Resistivity, specific heat and magnetic susceptibility measurements performed on SrFe2As2 samples evidence a behavior very similar to that observed in LaFeAsO and BaFe2As2 with the difference that...
Normal State Correlated Electronic Structure of Iron Pnictides (2008)
Craco, L., Laad, M. S., Leoni, S., Rosner, H.
We describe the correlated electronic structure of a prototype Fe-pnictide superconductor, $SmO_{1-x}F_{x}FeAs$, using LDA+DMFT. Strong, multi-orbital electronic correlations generate a low-energy...
Nath, R., Tsirlin, A. A., Kaul, E. E., Baenitz, M., Büttgen, N., Geibel, C., ...
We present a detailed investigation of the magnetic properties of complex vanadium phosphates M(VO)2(PO4)2 (M = Ca, Sr) by means of magnetization, specific heat, 31P NMR measurements, and band...
Nath, R., Kasinathan, Deepa, Rosner, H., Baenitz, M., Geibel, C.
The electronic and magnetic properties of K$_{2}$CuP$_{2}$O$_{7}$ were investigated by means of susceptibility, specific heat and $^{31}$P nuclear magnetic resonance (NMR) measurements and by LDA...
Nath, R., Tsirlin, A. A., Rosner, H., Geibel, C.
We report magnetization and specific heat measurements on polycrystalline samples of BaCdVO(PO_4)_2 and show that this compound is a S=1/2 frustrated square lattice with ferromagnetic...
Magnetic and elastic properties of YCo5 and LaCo5 under pressure (2008)
Koudela, D., Schwarz, U., Rosner, H., Burkhardt, U., Handstein, A., Hanfland, M., ...
TlFe4Sb12: Weak itinerant ferromagnetic analogue to alkali-metal iron-antimony skutterudites (2008)
Leithe-Jasper, A., Schnelle, W., Rosner, H., Cardoso-Gil, R., Baenitz, M., Mydosh, J. A., ...
Electronic and magnetic properties of K2CuP2O7: A model S = ½ Heisenberg chain system (2008)
Nath, R., Kasinathan, D., Rosner, H., Baenitz, M., Geibel, C.
Heat and charge transport in YNi2B2C and HoNi2B2C single crystals (2008)
Schneider, M., Gladun, A., Kreyssig, A., Wosnitza, J., Petzold, V., Rosner, H., ...
Frustrated spin-1/2 square lattice in the layered perovskite PbVO3 (2008)
Tsirlin, A. A., Belik, A. A., Shpanchenko, R. V., Antipov, E. V., Takayama-Muromachi, E., Rosner, H.
Anisotropic Multiband Many-Body Interactions in LuNi2B2C (2008)
Bergk, B., Petzold, V., Rosner, H., Bartkowiak, M., Ignatchik, O., ...
Structure and Chemical Bonding of Alkaline-Earth Digallides (2008)
Haarmann, F., Koch, K., Grüner, D., Schnelle, W., Pecher, O., Cardoso-Gil, R., ...
Electronic structure and thermodynamic properties of Ce3Rh4Sn13 and La3Rh4Sn13 (2008)
Gamża, M., Schnelle, W., Ślebarski, A., Burkhardt, U., Gumeniuk, R., Rosner, H.
High-temperature superconductivity in Eu0.5K0.5Fe2As2 (2008)
Jeevan, H. S., Hossain, Z., Kasinathan, D., Rosner, H., Geibel, C., Gegenwart, P.
Magnetic and structural transitions in layered iron arsenide systems: AFe2As2 versus RFeAsO (2008)
Krellner, C., Caroca-Canales, N., Jesche, A., Rosner, H., Ormeci, A., Geibel, C.
Orbital-spin order and the origin of structural distortion in MgTi2O4 (2008)
Leoni, S., Yaresko, A. N., Perkins, N., Rosner, H., Craco, L.
W. Schnelle, A. Leithe-Jasper, H. Rosner, R. Cardoso-Gil, R. Gumeniuk, ...
Journal article
Strong coupling between magnetic and structural order parameters in SrFe2As2 (2008)
Jesche, A., Caroca-Canales, N., Rosner, H., Borrmann, H., Ormeci, A., Kasinathan, D., ...
Effect of pressure on the magnetostructural transition in SrFe2As2 (2008)
Kumar, M., Nicklas, M., Jesche, A., Caroca-Canales, N., Schmitt, M., Hanfland, M., ...
Excitation of a bosonic mode by electron tunneling into a cuprate superconductor NdBa2Cu3O7-δ (2008)
Das, P., Koblischka, M. R., Rosner, H., Wolf, T., Hartmann, U.
STM based inelastic electron tunneling spectroscopy on NdBa§2Cu§3O§7§-§#d. (2008)
Das, P., Koblischka, M.R., Rosner, H., Wolf, T., Hartmann, U.
72.Jahrestagung der Deutschen Physikalischen Gesellschaft und DPG Frühjahrstagung des Arbeitskreises Festkörperphysik, Fachverband Tiefe Temperaturen, Berlin, 25.-29.Februar 2008
Das, P., Koblischka, M.R., Rosner, H., Wolf, Th., Hartmann, U.
Physical Review B, 78(2008) S.214505/1-5
Gumeniuk, R., Schnelle, W., Rosner, H., Nicklas, M., Leithe-Jasper, A., Grin, Yu.
New germanium-platinum compounds with the filled-skutterudite crystal structure were synthesized. The structure and composition were investigated by X-ray diffraction and microprobe analysis....
CeRuPO: A rare example of a Ferromagnetic Kondo lattice (2007)
Krellner, C., Kini, N. S., Bruning, E. M., Koch, K., Rosner, H., Nicklas, M., ...
We have determined the physical ground state properties of the compounds CeRuPO and CeOsPO by means of magnetic susceptibility chi(T), specific heat C(T), electrical resistivity rho(T), and...
Volkova, O., Vasiliev, A. N., Tristan, N., Richter, J., Schmitt, M., ...
From thermodynamics, LSDA+U calculations and exact diagonalization studies of a five-band Hubbard (Cu 3d, O 2p) model on CuO2 stripes we found that Li2ZrCuO4 (Li2CuZrO4 in traditional notation) is...
Helimagnetism and weak ferromagnetism in edge-shared chain cuprates (2007)
Richter, J., Kuzian, R., Málek, J., Tristan, N., Büchner, B., ...
Helimagnetism and weak ferromagnetism in NaCu2O2 and related frustrated chain cuprates (2007)
Tristan, N., Klingeler, R., Büchner, B., Richter, J., Málek, J., ...
Divalent state of ytterbium in YbFe4Sb12 filled skutterudite (2007)
Yu.S. Dedkov, S.L. Molodtsov, H. Rosner, A. Leithe-Jasper, W. Schnelle, ...
Journal article
Spin ladder compound Pb0.55Cd0.45V2O5: Synthesis and investigation (2007)
Tsirlin, A. A., Shpanchenko, R. V., Antipov, E. V., Bougerol, C., Hadermann, J., Van Tendeloo, G., ...
Origin of strong coupling in lithium under pressure (2007)
Kasinathan, D., Koepernik, K., Kunes, J., Rosner, H., Pickett, W. E.
Divalent state of ytterbium in YbFe4Sb12 filled skutterudite (2007)
Dedkov, Y. S., Molodtsov, S. L., Rosner, H., Leithe-Jasper, A., Schnelle, W., Schmidt, M., ...
NMR study of low dimensional spin system Cu2(PO3)2CH2 (2007)
Gippius, A. A., Morozova, E. N., Okhotnikov, K. S., Baenitz, M., Liu, W., ...
CeRuPO: A rare example of a ferromagnetic Kondo lattice (2007)
Krellner, C., Kini, N. S., Brüning, E. M., Koch, K., Rosner, H., Nicklas, M., ...
Application of spark plasma sintering to the fabrication of binary and ternary skutterudites (2007)
Recknagel, C., Reinfried, N., Höhn, P., Schnelle, W., Rosner, H., Grin, Y., ...
CuII materials - From crystal chemistry to magnetic model compounds (2007)
Rosner, H., Johannes, M. D., Schmitt, M., Janson, O., Schnelle, W., ...
and related frustrated chain cuprates (2007)
J. Phys, Condens Matter, S-l Drechsler, R Klingeler, O Volkova, A Vasiliev, ...
A novel subclass of frustrated undoped edge-shared CuO2 chain materials with intriguing magnetism is briefly reviewed. These cuprates show at low temperature a tendency to helicoidal magnetic...
Sr$_2$Cu(PO$_4$)$_2$: A real material realization of the 1D nearest neighbor Heisenberg chain (2006)
Johannes, M. D., Richter, J., Rosner, H.
We present evidence that crystalline Sr_2Cu(PO_4)_2 is a nearly perfect one-dimensional (1D) spin-1/2 anti-ferromagnetic Heisenberg model (AHM) chain compound with nearest neighbor only exchange. We...
Valenti, R., Saha-Dasgupta, T., Jeschke, H. O., Rahaman, B., Rosner, H., Lemmens, P., ...
We present a comparative study of the coupled-tetrahedra quantum spin systems Cu2Te2O5X2, X=Cl, Br (Cu-2252(X)) and the newly synthesized Cu4Te5O12Cl4 (Cu-45124(Cl)) based on ab initio Density...
Origin of Strong Coupling in Lithium under Pressure (2006)
Kasinathan, Deepa, Koepernik, K., Kunes, J., Rosner, H., Pickett, W. E.
In an attempt to provide a clearer understanding of the impressive increase in T_c under pressure in elemental Li, linear response calculation of the phonon dispersion curves, electron-phonon matrix...
Optical Pseudogap from Iron States in Filled Skutterudites AFe4Sb12 (A = Yb, Ca, Ba) (2006)
Sichelschmidt,J., Voevodin,V., Im,H. J., Kimura,S., Rosner,H., Leithe-Jasper,A., ...
Helical ground state and weak ferromagnetism in the edge-shared chain cuprate NaCu2O2 (2006)
Richter,J., Gippius,A. A., Vasiliev,A., Bush,A. A., Moskvin,A. S., ...
Optical Pseudogap from Iron States in Filled Skutterudites AFe4Sb12 (A = Yb, Ca, Ba) (2006)
Sichelschmidt,J., Voevodin,V., Im,H. J., Kimura,S., Rosner,H., Leithe-Jasper,A., ...
Superconductivity and Lattice Instability in Compressed Lithium from Fermi Surface Hot Spots (2006)
Kasinathan,D., Kuneš,J., Lazicki,A., Rosner,H., Yoo,C. S., Scalettar,R. T., ...
Metha,A., Höhn,P., Schnelle,W., Petzold,V., Rosner,H., Burkhardt,U., ...
Helical ground state and weak ferromagnetism in the edge-shared chain cuprate NaCu2O2 (2006)
Richter, J., Gippius, A. A., Vasiliev, A., Bush, A. A., Moskvin, A. S., ...
Optical Pseudogap from Iron States in Filled Skutterudites AFe4Sb12 (A = Yb, Ca, Ba) (2006)
Sichelschmidt, J., Voevodin, V., Im, H. J., Kimura, S., Rosner, H., Leithe-Jasper, A., ...
Superconductivity and Lattice Instability in Compressed Lithium from Fermi Surface Hot Spots (2006)
Kasinathan, D., Kuneš, J., Lazicki, A., Rosner, H., Yoo, C. S., Scalettar, R. T., ...
Sb NQR in filled skutterudites MFe4Sb12 (M = Na, Ca, La) (2006)
Gippius, A. A., Morozova, E. N., Okhotnikov, K. S., Alkaev, E. A., Shevelkov, A. V., Baenitz, M., ...
Phase formation and ferrimagnetism of GdCo9Si4 (2006)
El-Hagary, M., Michor, H., Özcan, S., Giovannini, M., Matar, A., Heiba, Z., ...
Magneto-elastic lattice collaps in YCo5 (2006)
Rosner, H., Koudela, D., Schwarz, U., Handstein, A., Hanfland, M., Opahle, I., ...
(Ca7N4)[Mx] (M = Ag, Ga, In, Tl): Linear Metal Chains as Guests in a Subnitride Host (2006)
Höhn, P., Auffermann, G., Ramlau, R., Rosner, H., Schnelle, W., Kniep, R.
(Ca7N4)[Mx] (M = Ag, Ga, In, Tl): Linear Metal Chains as Guests in a Subnitride Host (2006)
Höhn, P., Auffermann, G., Ramlau, R., Rosner, H., Schnelle, W., Kniep, R.
Absence of ferromagnetic behavior in bulk polycrystalline Zn0.9Co0.1O (2006)
S. Yin, M.X. Xu, L. Yang, J.F. Liu, H. Rosner, ...
Journal article
LETTERS Magneto-elastic lattice collapse in YCo5 (2006)
H. Rosner, D. Koudela, U. Schwarz, A. Handstein, M. Hanfland, I. Opahle, ...
The isomorphic collapse of crystalline lattices under pressure is a rare and intriguing phenomenon—the most famous examples being samarium sulphide and cerium metal. Both lattices are cubic under...
High spin polarization in the ferromagnetic filled skutterudites KFe4Sb12 and NaFe4Sb12 (2005)
Sheet, Goutam, Rosner, H., Wirth, S., Leithe-Jasper, A., Schnelle, W., Burkhardt, U., ...
The spin polarization of ferromagnetic alkali-metal iron antimonides KFe4Sb12 and NaFe4Sb12 is studied by point-contact Andreev reflection using superconducting Nb and Pb tips. From these...
Superconductivity and Lattice Instability in Compressed Lithium from Fermi Surface Hot Spots (2005)
Kasinathan, Deepa, Kunes, J., Lazicki, A., Rosner, H., Yoo, C. S., Scalettar, R. T., ...
The highest superconducting temperature T$_c$ observed in any elemental metal (Li with T$_c$ ~ 20 K at pressure P ~ 40 GPa) is shown to arise from critical (formally divergent) electron-phonon...
Quantum helimagnetism of the frustrated spin-1/2 chain LiCuVO4 (2005)
Enderle,M., Mukherjee,C., Fåk,B., Kremer,R. K., Broto,J. M., Rosner,H., ...
Quantum helimagnetism of the frustrated spin-1/2 chain LiCuVO4 (2005)
Enderle, M., Mukherjee, C., Fak, B., K. Kremer, R., Rosner, H., ...
23Na NMR investigations of the itinerant ferromagnets NaFe4Sb12 and Na0.5Ca0.5Fe4Sb12 (2005)
Rabis,A., Baenitz,M., Leithe-Jasper,A., Gippius,A. A., Morozova,E. N., Schnelle,W., ...
High spin polarization in the ferromagnetic filled skutterudites KFe4Sb12 and NaFe4Sb12 (2005)
Sheet,G., Rosner,H., Wirth,S., Leithe-Jasper,A., Schnelle,W., Burkhardt,U., ...
Strong Electron-Phonon Coupling and Sizeable depairing in MgCNi3 (2005)
Wälte,A., Fuchs,G., Handstein,A., Nenkov,K., Narozhnyi,V. N., ...
Quantum helimagnetism of the frustrated spin-1/2 chain LiCuVO4 (2005)
Enderle, M., Mukherjee, C., Fåk, B., Kremer, R. K., Broto, J. M., Rosner, H., ...
23Na NMR investigations of the itinerant ferromagnets NaFe4Sb12 and Na0.5Ca0.5Fe4Sb12 (2005)
Rabis, A., Baenitz, M., Leithe-Jasper, A., Gippius, A. A., Morozova, E. N., Schnelle, W., ...
Magnetism in the pseudo-two-leg ladder compound CaCu2O3 (2005)
Wolf, M., Eckert, D., Rosner, H., Sekar, C., ...
Quantum helimagnetism of the frustrated spin-1/2 chain LiCuVO4 (2005)
Enderle, M., Mukherjee, C., Fåk, B., Kremer, R. K., Broto, J. M., Rosner, H., ...
High spin polarization in the ferromagnetic filled skutterudites KFe4Sb12 and NaFe4Sb12 (2005)
Sheet, G., Rosner, H., Wirth, S., Leithe-Jasper, A., Schnelle, W., Burkhardt, U., ...
Strong Electron-Phonon Coupling and Sizeable depairing in MgCNi3 (2005)
Wälte, A., Fuchs, G., Handstein, A., Nenkov, K., Narozhnyi, V. N., ...
Quantum helimagnetism of the frustrated spin-(1)/(2) chain LiCuVO4 (2005)
Enderle, M., Mukherjee, C., Fak, B., Kremer, R. K., Broto, J. M., Rosner, H., ...
Inelastic neutron scattering, susceptibility, and high-field magnetization identify LiCuVO4 as a nearest-neighbour ferromagnetic, next-nearest-neighbour frustrated, quasi-one-dimensional helimagnet,...
Evidence for CuO conducting band splitting in the nodal direction of Bi2Sr2CaCu2O8+δ (2004)
Kordyuk,A. A., Borisenko,S. V., Yaresko,A. N., Rosner,H., Kim,T. K., ...
Evidence for CuO conducting band splitting in the nodal direction of Bi2Sr2CaCu2O8+δ (2004)
Kordyuk,A. A., Borisenko,S. V., Yaresko,A. N., Drechsler,S. L., Rosner,H., Kim,T. K., ...
Malek, J., Richter, J., Moskvin, A. S., Gippius, A. A., Rosner, H.
The microscopic origin of the recently observed helical structure in LiCu2O2 [1] is considered. It is shown that the frustrated antiferromagnetic double chain scenario adopted in Ref.1 is...
Evidence for strong electron-phonon coupling in MgCNi3 (2004)
Wälte,A., Fuchs,G., Handstein,A., Nenkov,K., Narozhnyi,V. N., ...
Evidence for strong electron-phonon coupling in MgCNi_3 (2004)
Waelte, A., Fuchs, G., Handstein, A., Nenkov, K., Narozhnyi, V. N., ...
The title compound is investigated by specific heat measurements in the normal and superconducting state supplemented by upper critical field transport, susceptibility and magnetization measurements....
(Sr3N)E and (Ba3N)E (E = Sb, Bi): Synthesis, Crystal Structures, and Physical Properties (2004)
Gäbler,F., Kirchner,M., Schnelle,W., Schwarz,U., Schmitt,M., Rosner,H., ...
Ae[Be2N2]: Nitridoberyllates of the Heavier Alkaline-Earth Metals (2004)
Somer,M., Yarasik,A., Akselrud,L., Leoni,S., Rosner,H., Schnelle,W., ...
EA[Be2N2]: Nitridoberyllate der schwereren Erdalkalimetalle (2004)
Somer,M., Yarasik,A., Akselrud,L., Leoni,S., Rosner,H., Schnelle,W., ...
Evidence for CuO conducting band splitting in the nodal direction of Bi2Sr2CaCu2O8+δ (2004)
Kordyuk, A. A., Borisenko, S. V., Yaresko, A. N., Drechsler, S. L., Rosner, H., Kim, T. K., ...
(Sr3N)E and (Ba3N)E (E = Sb, Bi): Synthesis, Crystal Structures, and Physical Properties (2004)
Gäbler, F., Kirchner, M., Schnelle, W., Schwarz, U., Schmitt, M., Rosner, H., ...
Evidence for CuO conducting band splitting in the nodal direction of Bi2Sr2CaCu2O8+δ (2004)
Kordyuk, A. A., Borisenko, S. V., Yaresko, A. N., Rosner, H., Kim, T. K., ...
Ae[Be2N2]: Nitridoberyllates of the Heavier Alkaline-Earth Metals (2004)
Somer, M., Yarasik, A., Akselrud, L., Leoni, S., Rosner, H., Schnelle, W., ...
Evidence for strong electron-phonon coupling in MgCNi3 (2004)
Wälte, A., Fuchs, G., Handstein, A., Nenkov, K., Narozhnyi, V. N., ...
Evidence for CuO conducting band splitting in the nodal direction of Bi2Sr2CaCu2O8+δ (2004)
Kordyuk, A. A., Borisenko, S. V., Yaresko, A. N., Drechsler, S. L., Rosner, H., Kim, T. K., ...
Perowskit-Nitride (A3Nx)E mit A = Sr, Ba und E = Sb, Bi (x = 1), E = Sn, Pb (x < 1) (2004)
Gäbler, F., Kirchner, M., Schnelle, W., Rosner, H., Niewa, R.
EA[Be2N2]: Nitridoberyllate der schwereren Erdalkalimetalle (2004)
Somer, M., Yarasik, A., Akselrud, L., Leoni, S., Rosner, H., Schnelle, W., ...
NMR and LDA evidence for spiral magnetic order in the chain cuprate LiCu2O2 (2003)
Gippius, A. A, Morozova, E. N., Moskvin, A. S., Zalessky, A. V., Bush, A. A., Baenitz, M., ...
We report on {6,7}Li nuclear magnetic resonance measurements of the spin-chain compound LiCu2O2 in the paramagnetic and magnetically ordered states. Below T about 24 K the NMR lineshape presents a...
TiOCl, an orbital-ordered system? (2003)
Saha-Dasgupta, T., Valenti, Roser, Rosner, H., Gros, Claudius
We present first principles density functional calculations and downfolding studies of the electronic and magnetic properties of the layered quantum spin system TiOCl. We discuss explicitely the...
Electronic structure and aspects of unconventional superconductivity in Na xCoO2.yH2O (2003)
Rosner,H., Fuchs,G., Handstein,A., Wälte,A.
We examine the electronic structure of Na xCoO2.yH2O within the local density approximation. The parametrization of the band which forms the largest hole-Fermi surface centered at gamma shows...
Electronic Structure and Aspects of Unconventional Superconductivity in NaxCoO2· yH2O (2003)
Rosner,H., Drechsler,S. L., Fuchs,G., Handstein,A., Wälte,A., Müller,K. H.
Evidence for CuO conducting band splitting in the nodal direction of Bi-2212 (2003)
Kordyuk, A. A., Borisenko, S. V., Yaresko, A. N., Rosner, H., Kim, T. K., ...
Using angle-resolved photoemission spectroscopy with ultimate momentum resolution we have explicitly resolved the bilayer splitting in the nodal direction of Bi-2212. The splitting is observed in a...
Theory of orbital moment collapse under pressure in FeI2 (2003)
Kuneš,J., Rosner,H., Kasinathan,D., Rodriguez,C. O., Pickett,W. E.
Ferromagnetic Ordering in Alkali-Metal Iron Antimonides: NaFe4Sb12 and KFe4Sb12 (2003)
Leithe-Jasper,A., Schnelle,W., Rosner,H., Senthilkumaran,N., Rabis,A., Baenitz,M., ...
Structure and stability of the modulated phase Sb-II (2003)
Schwarz,U., Akselrud,L., Rosner,H., Ormeci,A., Grin,Y., Hanfland,M.
Halogen-mediated exchange in the coupled-tetrahedra quantum spin systems Cu2Te2O5X2 (X=Br,Cl) (2003)
Valenti, Roser, Saha-Dasgupta, T., Gros, Claudius, Rosner, H.
Motivated by recent discussion on possible quantum critical behavior in the coupled Cu-tetrahedra system Cu2Te2O5Br2, we present a comparative ab initio study of the electronic properties of...
Unusual electronic structure of the pseudoladder compound CaCu2O3 (2003)
Kim,T. K., Rosner,H., Drechsler,S. L., Hu,Z., Sekar,C., Krabbes,G., ...
X-ray absorption spectroscopy of CuO2 chains (2003)
Huu, Z., Malek, J., Rosner, H., Neudert, R., Knupfer, M., ...
The electronic structure of various edge-shared chain compounds A1-xCuO2 (A=Ca,Sr,Ba) was studied by O-K and Cu-L3 x-ray absorption spectroscopy and exact diagonalizations techniques. The...
Unusual electronic structure of the pseudoladder compound CaCu2O3 (2003)
Kim, T. K., Rosner, H., Drechsler, S. L., Hu, Z., Sekar, C., Krabbes, G., ...
Theory of orbital moment collapse under pressure in FeI2 (2003)
Kuneš, J., Rosner, H., Kasinathan, D., Rodriguez, C. O., Pickett, W. E.
Ferromagnetic Ordering in Alkali-Metal Iron Antimonides: NaFe4Sb12 and KFe4Sb12 (2003)
Leithe-Jasper, A., Schnelle, W., Rosner, H., Senthilkumaran, N., Rabis, A., Baenitz, M., ...
Electronic Structure and Aspects of Unconventional Superconductivity in NaxCoO2· yH2O (2003)
Rosner, H., Drechsler, S. L., Fuchs, G., Handstein, A., Wälte, A., Müller, K. H.
Structure and stability of the modulated phase Sb-II (2003)
Schwarz, U., Akselrud, L., Rosner, H., Ormeci, A., Grin, Y., Hanfland, M.
Tsirelson, V., Stash, A., Kohout, M., Rosner, H., Mori, H., Sato, S., ...
Analysis of possible field-induced superconductivity in anthracene, other polyacenes, and C60 (2002)
Rosner, H., Paasch, G., Malek, J., Shulga, S. V., Eschrig, H.
We consider electronic structure and superconductivity aspects in field-doped polyacenes (PA) and C60. Within a modified Thomas-Fermi approach for typical experimental values of the surface charge...
Kaul, E. E., Rosner, H., Yushankhai, V., Sichelschmidt, J., Shpanchenko, R. V., Geibel, C.
The magnetic behaviour of the low-dimensional Vanadium-oxides Sr2V3O9 and Ba2V3O9 was investigated by means of magnetic susceptibility and specific heat measurements. In both compounds, the results...
Vibrational Modes in LiBC: Theory Compared with Experiment (2002)
An, J. M., Rosner, H., Savrasov, S. Y., Pickett, W. E.
The search for other superconductors in the MgB2 class currently is focussed on Li{1-x}BC, which when hole-doped (concentration x) should be a metal with the potential to be a better superconductor...
MgCNi3 : Complex behavior in a strongly coupled superconductor (2002)
Waelte, A., Rosner, H., Johannes, M. D., Fuchs, G., Handstein, A., ...
Polycrystalline samples of the recently discovered MgCNi3 superconductor were investigated by transport, ac susceptibility, dc magnetization and specific heat measurements in magnetic fields up to 16...
The unusual electronic structure of the "pseudo-ladder" compound CaCu2O3 (2002)
Kim, T. K., Rosner, H., Hu, Z., Sekar, C., Krabbes, G., ...
Experimental and theoretical studies of the unoccupied electronic structure of CaCu2O3 single crystals have been performed using polarization-dependent x-ray absorption spectroscopy and band...
Extreme Electron-Phonon Coupling in Boron-based Layered Superconductors (2002)
An, J. M., Savrasov, S. Y., Rosner, H., Pickett, W. E.
The phonon-mode decomposition of the electron-phonon coupling in the MgB2-like system Li_{1-x}BC is explored using first principles calculations. It is found that the high temperature...
Ku, Wei, Rosner, H., Pickett, W. E., Scalettar, R. T.
Microscopic mechanisms of the puzzling insulating ferromagnetism of half-filled La$_{4}$Ba$_{2}$Cu$_{2}$O$_{10}$ are elucidated with energy-resolved Wannier states. The dominant magnetic coupling,...
Exchange integrals of Sr2CuO2Cl2 and Ba2Cu3O4Cl2 from LDA+U calculations (2002)
Yaresko,A. N., Perlov,A. Y., Hayn,R., Rosner,H.
The LDA+U method is used to calculate exchange integrals in strongly correlated cuprate compounds. We distinguish two approaches. The first one compares directly the total energies of different...
Fermi Surfaces of Diborides: MgB2 and ZrB2 (2002)
Rosner, H., An, J. M., Pickett, W. E.
We provide a comparison of accurate full potential band calculations of the Fermi surfaces areas and masses of MgB2 and ZrB2 with the de Haas-van Alphen date of Yelland et al. and Tanaka et al.,...
Calculation of exchange integrals in transition metals oxides using the LDA+U approach (2002)
Yaresko,A., Hayn,R., Perlov,A., Rosner,H., Thalmeier,P.
We propose a method of the calculation of effective exchange coupling constants between the magnetic ions in transition metal oxides based on the mapping of the energy of noncollinear spin-spiral...
Protein folding and stability of human CDK inhibitor p19(INK4d) (2002)
Zeeb,M., Rosner,H., Zeslawski,W., Canet,D., Holak,T. A., Balbach,J.
P19(INK4d) is a tumor suppressing protein and belongs to a family of cyclin D-dependent kinase inhibitors of CDK4 and CDK6, which play a key role in human cell cycle control. P19 comprises ten...
Theoretical de Haas-van Alphen Data and Plasma Frequencies of MgB2 and TaB2 (2002)
Elgazzar, S., Oppeneer, P. M., Hayn, R., Rosner, H.
The de Haas-van Alphen-frequencies as well as the effective masses for a magnetic field parallel to the crystallographic c-axis are calculated within the local spin density approximation (LSDA) for...
Exchange integrals of Sr2CuO2Cl2 and Ba2Cu3O4Cl2 from LDA+U calculations (2002)
Yaresko, A. N., Perlov, A. Y., Hayn, R., Rosner, H.
The LDA+U method is used to calculate exchange integrals in strongly correlated cuprate compounds. We distinguish two approaches. The first one compares directly the total energies of different...
Calculation of exchange integrals in transition metals oxides using the LDA+U approach (2002)
Yaresko, A., Hayn, R., Perlov, A., Rosner, H., Thalmeier, P.
We propose a method of the calculation of effective exchange coupling constants between the magnetic ions in transition metal oxides based on the mapping of the energy of noncollinear spin-spiral...
Protein folding and stability of human CDK inhibitor p19(INK4d) (2002)
Zeeb, M., Rosner, H., Zeslawski, W., Canet, D., Holak, T. A., Balbach, J.
P19(INK4d) is a tumor suppressing protein and belongs to a family of cyclin D-dependent kinase inhibitors of CDK4 and CDK6, which play a key role in human cell cycle control. P19 comprises ten...
Prediction of High Tc Superconductivity in Hole-doped LiBC (2001)
Rosner, H., Kitaigorodsky, A., Pickett, W. E.
The layered lithium borocarbide LiBC, isovalent with and structurally similar to the superconductor MgB2, is an insulator due to the modulation within the hexagonal layers (BC vs. B2). We show that...
Realization of a large J_2 quasi-2D spin-half Heisenberg system: Li2VOSiO4 (2001)
Rosner, H., Singh, R. R. P., Zheng, W. H., Oitmaa, J., Drechsler, S. L., Pickett, W. E.
Exchange couplings are calculated for Li2VOSiO4 using LDA. While the sum of in-plane couplings J_1 + J_2 = 9.5 \pm 1.5 K and the inter-plane coupling J_{perp} \sim 0.2 - 0.3 K agree with recent...
Hu, Z., Malek, J., Rosner, H., Neudert, R., Knupfer, M., ...
We present a joint experimental and theoretical study of the electronic structure of the cuprate chain systems A_(1-x)CuO_2 (A=Ca,Sr,Ba), as measured using O-K and Cu-L_3 x-ray absorption...
Superconductivity Near Ferromagnetism in MgCNi3 (2001)
Rosner, H., Weht, R., Johannes, M. D., Pickett, W. E., Tosatti, E.
An unusual quasi-two-dimensional heavy band mass van Hove singularity (vHs) lies very near the Fermi energy in MgCNi3, recently reported to superconduct at 8.5 K. This compound is strongly exchange...
Electronic structure and weak electron-phonon coupling in TaB$_2$ (2001)
Rosner, H., Pickett, W. E., Handstein, A., Behr, G., Fuchs, G., ...
We present electronic structure calculations together with resistivity, susceptibility, and specific heat measurements for TaB$_2$ to search for the recently contradictorily reported...
The upper critical field problem in MgB2 (2001)
Shulga, S. V., Eschrig, H., Rosner, H., Pickett, W. E.
The upper critical field Hc2(T) for MgB2 is analyzed in terms of single and multi-band Eliashberg models. The relatively high value of Hc2(0) in the range of 14 to 18 Tesla can be understood, if a...
INFLUENCE OF DISORDER ON SUPERCONDUCTIVITY IN RARE-EARTH NICKEL BOROCARBIDES (2001)
Fuchs,G., Freudenberger,J., Nenkov,K., Rosner,H., ...
Metal insulator transition in TlSr2CoO5 from orbital degeneracy and spin disproportionation (2000)
Foerster, D., Hayn, R., Pruschke, T., Rosner, H., Zoelfl, M.
To describe the metal insulator transition in the new oxide TlSr2CoO5 we investigate its electronic structure by LDA and model Hartree-Fock calculations. Within LDA we find a homogeneous metallic and...
Weak antiferromagnetism due to Dzyaloshinskii-Moriya interaction in Ba$_3$Cu$_2$O$_4$Cl$_2$ (2000)
Yushankhai, V., Wolf, M., Hayn, R., Rosner, H.
The antiferromagnetic insulating cuprate Ba$_3$Cu$_2$O$_4$Cl$_2$ contains folded CuO$_2$ chains with four magnetic copper ions ($S=1/2$) per unit cell. An underlying multiorbital Hubbard model is...
Rosner, H., Koepernik, K., Hayn, R., Eschrig, H.
Electronic structure calculations are presented for the well-known CuGeO3 and the recently discovered isostructural CuSiO3 compounds. The magnitude of the dispersion in chain direction is...
On the electronic structure of CaCuO2 and SrCuO2 (2000)
Rosner, H., Divis, M., Koepernik, K., Eschrig, H.
Recent electronic structure calculations for the prototypical lowdimensional cuprate compounds CaCuO2 ans SrCuO2 performed by Wu et. al. (J. Phys.: Condens. Matter v. 11 p.4637 (1999))are critically...
Neudert, R., Malek, J., Rosner, H., Kielwein, M., Hu, Z., ...
Nondestructive characterization of magnetic layers and layer systems (2000)
Meyendorf, N., Altpeter, I., Netzelmann, U., Rosner, H., Hoffmann, J.
Electronic structure and superconductivity of non-magnetic transition metal borocarbides (1999)
Rosner, H., Shulga, S.V., Fuchs, G., Lips, H. Von, Freudenberger, J., ...
The hole distribution in cuprate chains (1999)
Málek, J., Rosner, H, Neudert, R., Knupfer, M., Golden, M.S., ...
Lips, H. Von, Hu, Z., Grazioli, C., Behr, G., Knupfer, M., ...
The electronic structure of one- and two-dimensional cuprates from high-energy spectroscopy (1999)
Neudert, R., Golden, M.S., Knupfer, M., Haffner, S., Fink, J., ...
Hayn, R., Rosner, H., Yushankhai, V. Yu., Haffner, S., Dürr, C., Knupfer, M., ...
Band structure calculations have been used to identify the different bands contributing to the polarisation-dependent photoemission spectra of the undoped model cuprate Sr$_2$CuO$_2$Cl$_2$ at the...
Electronic structure of the Cu3O4 plane of Ba2Cu3O4Cl2: experiment and theory (1998)
Schmelz, H.C., Golden, M.S., Haffner, S., Knupfer, M., Krabbes, G., Fink, J., ...
Unoccupied elecronic structure of Sr2CuO2Cl2 and Ba2Cu3O4Cl2: experiment and theory (1998)
Haffner, S., Neudert, R., Kielwein, M., Knupfer, M., Golden, M.S., Krabbes, G., ...
Tight-binding parameters and exchange integrals of Ba_2Cu_3O_4Cl_2 (1997)
Rosner, H., Hayn, R., Schulenburg, J.
Band structure calculations for Ba_2Cu_3O_4Cl_2 within the local density approximation (LDA) are presented. The investigated compound is similar to the antiferromagnetic parent compounds of cuprate...
Rosner, H., Eschrig, H., Hayn, R., Malek, J.
Sr_2CuO_3 and Ca_2CuO_3 are considered to be model systems of strongly anisotropic, spin-1/2 Heisenberg antiferromagnets. We report on the basis of a band-structure analysis within the local density...
The dispersion of a hole in a two-dimensional Cu3O4 plane: a tale of two singlets (1997)
Golden, M.S., Schmelz, H.C., Knupfer, M., Haffner, S., Krabbes, G., Fink, J., ...
Patterns of medical use by the indigent aged under two systems of medical care.
Shapiro, S, Williams, J J, Yerby, A S, Densen, P M, Rosner, H