Publications

Journal papers (reviewed: 278 in total):

A.A. El-Gendy, O. Vyacheslav Khavrus, S. Hampel, A. Leonhardt, B. Buechner, R. Klingeler
Morphology, structural control, and magnetic properties of carbon-coated nanoscaled NiRu alloys, The Journal of Physical Chemistry C 114, 10745 (2010)

Y. Krupskaya, A. Alfonsov, A. Parameswaran, V. Kataev, R. Klingeler, G. Steinfeld, N. Beyer, M. Gressenbuch, B. Kersting, B. Büchner. Interplay of Magnetic Exchange Interactions and Ni-S-Ni Bond Angles in Polynuclear Nickel(II) Complexes. ChemPhysChem 11, 1961-1970 (2010)

I. Hellmann, G.S. Zakharova, V.L. Volkov, C. Taeschner, A. Leonhardt, B. Buechner, R. Klingeler
Static susceptibility and heat capacity studies on V3O7 H2O7 nanobelts, Journal of Magnetism and Magnetic Materials 322 (2010) Nr. 7, S. 878-881 URL

R. Klingeler, N. Leps, I. Hellmann, A. Popa, U. Stockert, C. Hess, V. Kataev, H.-J. Grafe, F. Hammerath, G. Lang, S. Wurmehl, G. Behr, L. Harnagea, S. Singh, B. Buechner
Local antiferromagnetic correlations in the iron pnictide superconductors LaFeAsO1-xFx and Ca(Fe1-xCox)2As2 as seen via normal-state susceptibility, Physical Review B 81 (2010) Nr. 2, S. 24506/1-5 URL

A. Vasiliev, O. Volkova, I. Presniakov, A. Baranov, G. Demazeau, J.-M. Broto, M. Millot, N. Leps, R. Klingeler, B. Buechner, M.B. Stone, A. Zheludev
Thermodynamic properties and neutron diffraction studies of silver ferrite AgFeO2, Journal of Physics: Condensed Matter 22 (2010) Nr. 1, S. 16007/1-6 URL

A. Taylor, Y. Krupskaya, S. Costa, S. Oswald, K. Kraemer, S. Fuessel, R. Klingeler, B. Buechner, E. Borowiak-Palen, M.P. Wirth
Functionalization of carbon encapsulated iron nanoparticles, Journal of Nanoparticle Research 12 (2010), S. 513-519

S.-L. Drechsler, J. Malek, W.E.A. Lorenz, R.O. Kuzian, R. Klingeler, S. Nishimoto, U. Nitzsche, M. Knupfer, N. Wizent, G. Behr, H. Rosner, H. Eschrig, B. Buechner. Progress in the theoretical description of a strongly frustrated edge-shared model chain cuprate: Li2CuO2, Journal of Physics: Conference Series 200 (2010), S. 12028/1-4 URL

R. Klingeler, L. Wang, U. Koehler, G. Behr, C. Hess, B. Buechner. Thermal expansion of RFeAsO (R=La,Ce,Pr,Sm,Gd), Journal of Physics: Conference Series 200 (2010), S. 12088/1-4 URL

N.Y. Panarina, Y.I. Talanov, T.S. Shaposhnikova, N.R. Beysengulov, E.L. Vavilova, V.E. Kataev, G. Behr, A. Kondrat, C. Hess, N. Leps, R. Klingeler, B. Buechner. Microwave absorption study of polycrystalline SmO1-xFxFeAs, Journal of Physics: Conference Series 200 (2010), S. 12154/1-4 URL

K. Lipert, M. Ritschel, A. Leonhardt, Y. Krupskaya, B. Buechner, R. Klingeler. Magnetic properties of carbon nanotubes with and without catalyst, Journal of Physics: Conference Series 200 (2010), S. 72061/1-4 URL

M.U. Lutz, U. Weissker, F. Wolny, C. Mueller, M. Loeffler, T. Muehl, A. Leonhardt, B. Buechner, R. Klingeler
Magnetic properties of a-Fe and Fe3C nanowires, Journal of Physics: Conference Series 200 (2010), S. 72062/1-4 URL

A. Bajpai, R. Klingeler, N. Wizent, A.K. Nigam, S.-W. Cheong, B. Buechner
Unusual field dependence of remanent magnetization in granular CrO2: the possible relevance of piezomagnetism, Journal of Physics: Condensed Matter 22 (2010), S. 96005/1-6 URL

M. Yehia, E. Vavilova, A. Moeller, T. Taetz, U. Loew, R. Klingeler, V. Kataev, B. Buechner
Finite-size effects and magnetic order in the spin -1/2 honeycomb-lattice compound InCu2/3V1/3O3, Physical Review B 81 (2010), S. 60414/1-4 URL

E.A. Popova, A.N. Vasiliev, V.L. Temerov, L.N. Bezmaternykh, N. Tristan, R. Klingeler, B. Buechner
Magnetic and specific heat properties of YFe3(BO3)4 and ErFe3(BO3)4, Journal of Physics: Condensed Matter 22 (2010) Nr. 11, S. 116006/1-8 URL

V. Miluykov, I. Bezkishko, D. Krivolapov, O. Kataeva, O. Sinyashin, E. Hey-Hawkins, A. Parameswaran, Y. Krupskaya, V. Kataev, R. Klingeler, B. Buechner
Binuclear 1,2-diphosphacyclopentadienyl manganese(I) Complexes: Synthesis, structure and magnetic properties, Organometallics 29 (2010), S. 1339-1342

A. Taylor, Y. Krupskaya, K. Kraemer, S. Fuessel, R. Klingeler, B. Buechner, M.P. Wirth
Cisplatin-loaded carbon-encapsulated iron nanoparticles and their in vitro effects in magnetic fluid hyperthermia, Carbon 48 (2010), S. 2327-2334 URL

Y. Krupskaya, A. Parameswaran, A. Alfonsov, R. Klingeler, V. Kataev, N. Beyer, J. Lach, M. Gressenbuch, B. Kersting, B. Buechner
Highf- field ESR and magnetization study of a novel macrocyclic chelate trinuclear Ni(II) complex, Journal of Low Temperature Physics 159 (2010) Nr. 1-2, S. 84-87 URL

A. Alfonsov, F. Muranyi, V. Kataev, N. Leps, R. Klingeler, A. Kondrat, C. Hess, J. Werner, G. Behr, B. Buechner
High field ESR spectroscopy on GdO1-xFxFeAs, Journal of Low Temperature Physics 159 (2010) Nr. 1-2, S. 172-175 URL

M. Yehia, E. Vavilova, V. Kataev, R. Klingeler, O. Volkova, E. Lapsheva, V. Shutov, O. Savelieva, A.N. Vasiliev, B. Buechner
High field ESR study of the new low dimensional S = 1/2 System: Cu(NO3)2H2O, Journal of Low Temperature Physics 159 (2010) Nr. 1-2, S. 96-100 URL

D.S. Inosov, J.S. White, D.V. Evtushinsky, I.V. Morozov, A. Cameron, U. Stockert, V.B. Zabolotnyy, T.K. Kim, A.A. Kordyuk, S.V. Borisenko, E.M. Forgan, R. Klingeler, J.T. Park, S. Wurmehl, A.N. Vasiliev, G. Behr, C.D. Dewhurst, V. Hinkov
Weak superconducting pairing and a single isotropic energy gap in stoichiometric LiFeAs, Physical Review Letters 104 (2010) Nr. 18, S. 187001/1-4 URL

N.Y. Panarina, Y.I. Talanov, T.S. Shaposhnikova, N.R. Beysengulov, E. Vavilova, G. Behr, A. Kondrat, C. Hess, N. Leps, S. Wurmehl, R. Klingeler, V. Kataev, B. Buechner
Pinning effects in ceramic SmO1-xFxFeAs as revealed by microwave absorption, Physical Review B 81 (2010) Nr. 22, S. 224509/1-9 URL

A. Bachmatiuk, F. Boerrnert, F. Schaeffel, M. Zaka, G. Simha Martynkowa, D. Placha, R. Schoenfelder, P.M.F.J. Costa, N. Ioannides, J.H. Warner, R. Klingeler, B. Buechner, M.H. Ruemmeli
The formation of stacked-cup carbon nanotubes using chemical vapor deposition from ethanol over silica, Carbon 48 (2010), S. 3175-3181 URL

G.S. Zakharova, I. Hellmann, V.L. Volkov, Ch. Täschner, A. Leonhardt, R. Klingeler, B. Büchner, Vanadium dioxide nanobelts: hydrothermal synthesis and magnetic properties. Materials Research Bulletin 45, 1118 (2010)

N. Qureshi, Y. Drees, C. Hess, R. Klingeler, B. Büchner, M. T. Fernandez Diaz, M. Braden, Crystal and magnetic structure of the oxypnictide superconductor LaO1-xFxFeAs: evidence for magnetoelastic coupling. Phys. Rev. B 82, 184521 (2010)

2009

O.S. Volkova, I.GV. Morozov, E.A. Lapsheva, V.V. Shutov, A.N. Vasilev, R. Klingeler, B. Buechner. Long-range magnetic order in copper nitrate monohydrate Cu(NO3)2 H2O, JETP Letters 89 (2009) Nr. 2, S. 88-91

N. Wizent, G. Behr, F. Lipps, I. Hellmann, R. Klingeler, V. Kataev, W. Loeser, N. Sato, B. Buechner. Single-crystal growth of LiMnPO4 by the floating-zone method, Journal of Crystal Growth 311 (2009) Nr. 5, S. 1273-1277 URL

H. Luetkens, H.-H. Klauss, M. Kraken, F. J. Litterst, T. Dellmann, R. Klingeler, C. Hess, R. Khasanov, A. Amato, C. Baines, M. Kosmala, O. J. Schumann, M. Braden, J. Hamann-Borrero, N. Leps, A. Kondrat, G. Behr, J. Werner, B. Buechner. The electronic phase diagram of the LaO1-xFxFeAs superconductor, Nature materials 8 (2009) Nr. 4, S. 305-309 URL

K. Lipert, F. Kretzschmar, M. Ritschel, A. Leonhardt, R. Klingeler, B. Buechner. Nonmagnetic carbon nanotubes, Journal of Applied Physics 105 (2009) Nr. 6, S. 63906/1-4 URL

H.-J. Grafe, G. Lang, F. Hammerath, D. Paar, K. Manthey, K. Koch, H. Rosner, N. J. Curro, G. Behr, J. Werner, N. Leps, R. Klingeler, H.-H. Klauss, F. J. Litterst, B. Buechner. Electronic properties of LaO1-xFxFeAs in the normal state probed by NMR/NQR, New Journal of Physics 11 (2009) Nr. 3, S. 35002/1-14 URL

G.S. Zakharova, V.L. Volkov, C. Taeschner, I. Hellmann, A. Leonhardt, R. Klingeler, B. Buechner. Synthesis and characterization of V3O7H2O nanobelts, Solid State Communications 149 (2009) Nr. 19-20, S. 814-817 URL

B. Antonioli, B. Buechner, J.K. Clegg, K. Gloe, K. Gloe, L. Goetzke, A. Heine, A. Jaeger, K.A. Jolliffe, O. Kataeva, V. Kataev, R. Klingeler, T. Krause, L.F. Lindoy, A. Popa, W. Seichter, M. Wenzel. Interaction of an extended series of N-substituted di(2-picolyl)amine derivatives with copper(II). Synthetic, structural, magnetic and solution studies, Dalton Transactions (7) (2009), S. 4795-4805 URL

Y.G. Ponomarev, S.A. Kuzmichev, M.G. Mikheev, M.V. Sudakova, S.N. Tchesnokov, O.S. Volkova, A.N. Vasiliev, T. Haenke, C. Hess, G. Behr, R. Klingeler, B. Buechner. Andreev spectroscopy of LaFeAsO0.9F0.1, Physical Review B 79 (2009) Nr. 22, S. 224517/1-6 URL

C. Hess, A. Kondrat, A. Narduzzo, J.E. Hamann-Borrero, R. Klingeler, J. Werner, G. Behr, B. Buechner. The intrinsic electronic phase diagram of iron-oxypnictide superconductors, epl 87 (2009) Nr. 1, S. 17005/1-6 URL

A. Kondrat, J.E. Hamann-Borrero, N. Leps, M. Kosmala, O. Schumann, A. Koehler, J. Werner, G. Behr, M. Braden, R. Klingeler, B. Buechner, C. Hess. Synthesis and physical properties of LaO1-xFxFeAs, The European Physical Journal B 70 (2009), S. 461-468 URL

A.A. El-Gendy, E.M.M. Ibrahim, V.O. Khavrus, Y. Krupskaya, S. Hampel, A. Leonhardt, B. Buechner, R. Klingeler. The synthesis of carbon coated Fe, Co and Ni nanoparticles and an examination of their magnetic properties, Carbon 47 (2009) Nr. 12, S. 2821-2828 URL

A. Taylor, K. Lipert, K. Kraemer, S. Hampel, S. Fuessel, A. Meye, R. Klingeler, M. Ritschel, A. Leonhardt, B. Buechner, M.P. Wirth. Biocompatibility of iron filled carbon nanotubes in vitro, Journal of Nanoscience and Nanotechnology 9 (2009) Nr. 10, S. 5709-5716

L. Wang, U. Koehler, N. Leps, A. Kondrat, M. Nale, A. Gasparini, A. de Visser, G. Behr, C. Hess, R. Klingeler, B. Buechner. Thermal expansion of LaFeAsO1-xFx: Evidence for high-temperature fluctuations, Physical Review B 80 (2009) Nr. 9, S. 94512/1-5 URL

H. Maeter, H. Luetkens, Y.G. Pashkevich, A. Kwadrin, R. Khasanov, A. Amato, A.A. Gusev, K.V. Lamonova, D.A. Chervinskii, R. Klingeler, C. Hess, G. Behr, B. Buechner, H.-H. Klauss. Interplay of rare earth and iron magnetism in RFeAsO (R=La, Ce, Pr, and Sm): Muon-spin relaxation study and symmetry analysis, Physical Review B 80 (2009) Nr. 9, S. 94524/1-19 URL

U. Weissker, M. Loeffler, F. Wolny, M.U. Lutz, N. Scheerbaum, R. Klingeler, T. Gemming, T. Muehl, A. Leonhardt, B. Buechner. Perpendicular magnetization of long iron carbide nanowires inside carbon nanotubes due to magnetocrystalline anisotropy, Journal of Applied Physics 106 (2009) Nr. 5, S. 54909/1-5 URL

P.V. Leksin, R.I. Salikhov, I.A. Garifullin, H. Vinzelberg, V. Kataev, R. Klingeler, L.R. Tagirov, B. Buechner. Observation of the Inverse spin valve effect in a Ni/V/Ni trilayer system, JETP Letters 90 (2009) Nr. 1, S. 59-63

Y. Krupskaya, C. Mahn, A. Parameswaran, A. Taylor, K. Kraemer, S. Hampel, A. Leonhardt, M. Ritschel, B. Buechner, R. Klingeler. Magnetic study of iron-containing carbon nanotubes: Feasibility for magnetic hyperthermia, Journal of Magnetism and Magnetic Materials 321 (2009) Nr. 24, S. 4067-4071 URL

E. Vavilova, A.S. Moskvin, Y.C. Arango, A. Sotnikov, S.-L. Drechsler, R. Klingeler, O. Volkova, A. Vasiliev, V. Kataev, B. Buechner. Quantum electric dipole glass and frustrated magnetism near a critical point in Li2ZrCuO4, epl 88 (2009) Nr. 2, S. 27001/1-6 URL

M.H. Ruemmeli, F. Schaeffel, A. Bachmatiuk, G. Trotter, D. Adebimpe, G. Simha-Martynkova, D. Placha, B. Rellinghaus, P.G. McCormick, E. Borowiak-Palen, P. Ayala, T. Pichler, R. Klingeler, M. Knupfer, B. Buechner. Oxide catalysts for carbon nanotube and few layer graphene formation, Physica Status Solidi B 246 (2009) Nr. 11-12, S. 2530-2533 URL

A. Bachmatiuk, M. Bystrzejewski, F. Schaeffel, P. Ayala, U. Wolff, C. Mickel, T. Gemming, T. Pichler, E. Borowiak-Palen, R. Klingeler, H.-W. Huebers, M. Ulbrich, M. Knupfer, D. Haberer, B. Buechner, M.H. Ruemmeli. Carbon nanotube synthesis via ceramic catalysts, Physica Status Solidi B 246 (2009) Nr. 11-12, S. 2486-2489 URL

A.I. Popa, E. Vavilova, Y.C. Arango, V. Kataev, C. Taeschner, H.-H. Klauss, H. Maeter, H. Luetkens, B. Buechner, R. Klingeler. High-temperature ferromagnetism of Li-doped vanadium oxide nanotubes, epl 88 (2009), S. 57002/1-5 URL

A. Bachmatiuk, F. Boerrnert, M. Grobosch, F. Schaeffel, U. Wolff, A. Scott, M. Zaka, J.H. Warner, R. Klingeler, M. Knupfer, B. Buechner, M.H. Ruemmeli. Investigating the graphitization mechanism of SiO2 nanoparticles in chemical vapor deposition, ACS nano 3 (2009) Nr. 12, S. 4098-4104 UR

W.E.A. Lorenz, R.O. Kuzian, S.-L. Drechsler, W.-D. Stein, N. Wizent, G. Behr, J. Malek, U. Nitzsche, H. Rosner, A. Hiess, W. Schmidt, R. Klingeler, M. Loewenhaupt, B. Buechner. Highly dispersive spin excitations in the chain cuprate Li2CuO2, epl 88 (2009) Nr. 3, S. 37002/1-6 UR

S.-L. Drechsler, J. Maleka, R.O. Kuziana, S. Nishimotoa, U. Nitzsche, W.E.A. Lorenz, R. Klingeler, B. Buechner, M. Knupfer. Intersite Coulomb interactions in edge-shared CuO2 chains: Optics and EELS, Physica C online first (2009) URL

2008

  • M. Loeffler, M.H. Ruemmeli, C. Kramberger, E. Borowiak-Palen, R. Klingeler, T. Gemming, B. Buechner, T. Pichler
    On the formation of single-walled carbon nanotubes in pulsed-laser-assisted chemical vapor deposition, Chemical Materials 20 (2008), S. 128-134 URL

  • K.-Y. Choi, P. Lemmens, D. Heydhausen, G. Guentherodt, C. Baumann, R. Klingeler, P. Reutler, B. Buechner
    Anomalous orbital dynamics in LaSrMnO4 observed by Raman spectroscopy, Physical Review B 77 (2008) Nr. 6, S. 64415/1-5 URL

  • C. Mueller, S. Hampel, D. Haase, D. Elefant, T. Muehl, A. Vyalikh, R. Klingeler, D. Golberg, A. Leonhardt, B. Buechner
    Selected synthesis methods for nanowires encapsulated inside carbon nanostructures and their fascinating properties, in: Nanorods, Nanotubes and Nanomaterials Research Progress; W. V. Prescott and A. I. Schwartz (eds.), Nova Science Publishers, 2008 (2008)

  • N. Tristan, V. Zestrea, G. Behr, R. Klingeler, B. Buechner, H.A. Krug von Nidda, A. Loidl, V. Tsurkan
    Spin frustration and magnetic exchange in cobalt aluminum oxide spinels, Physical Review B 77 (2008) Nr. 9, S. 94412/1-10 URL

  • E.A. Popova, N. Tristan, A.N. Vasiliev, V.L. Temerov, L.N. Bezmaternykh, N. Leps, B. Buechner, R. Klingeler
    Magnetization and specific heat of DyFe3(BO3)4 single crystal, The European Physical Journal B 62 (2008), S. 123-128 URL

  • A.N. Vasiliev, O.S. Volkova, L.S. Lobanovskii, I.O. Troyanchuk, Z. Hu, L.H. Tjeng, D.I. Khomskii, H.-J. Lin, C.T. Chen, N. Tristan, F. Kretzschmar, R. Klingeler, B. Buechner
    Valence states and metamagnetic phase transition in partially B-site-disordered perovskite EuMn0.5Co0.5O3, Physical Review B 77 (2008) Nr. 10, S. 104442/1-5 URL

  • A. Vyalikh, A. Wolter, S. Hampel, D. Haase, M. Ritschel, A. Leonhardt, H.-J. Grafe, A. Taylor, K. Kraemer, B. Buechner, R. Klingeler
    A carbon-wrapped nanoscaled thermometer for temperature control in biological environments, Nanomedicine 3 (2008) Nr. 3, S. 321-327

  • I. Hellmann, C. Taeschner, R. Klingeler, A. Leonhardt, B. Buechner, M. Knupfer
    Structure and electronic properties of Li-doped vanadium oxide nanotubes, The Journal of Chemical Physics 128 (2008) Nr. 22, S. 224701/1-5 URL

  • A. Taylor, K. Kraemer, S. Hampel, S. Fuessel, R. Klingeler, M. Ritschel, B. Buechner, M.O. Grimm, M.P. Wirth
    Carbon coated nanomagnets as potential hyperthermia agents, The Journal of Urology 179 (2008) Nr. 4, Supplement, S. 392-393

  • C.D. Cao, R. Klingeler, N. Leps, H. Vinzelberg, V. Kataev, F. Muranyi, N. Tristan, A. Teresiak, S. Zhou, W. Loeser, G. Behr, B. Buechner
    Interplay between Kondo-like behavior and short-range antiferromagnetism in EuCu2Si2 single crystals, Physical Review B 78 (2008) Nr. 6, S. 64409/1-6 URL

  • A. Narduzzo, M.S. Grbic, M. Pozek, A. Dulcic, D. Paar, A. Kondrat, C. Hess, I. Hellmann, R. Klingeler, J. Werner, A. Koehler, G. Behr, B. Buechner
    Upper critical field, penetration depth, and depinning frequency of the high-temperature superconductor LaFeAsO0.9F0.1 studied by microwave surface impedance, Physical Review B 78 (2008) Nr. 1, S. 12507/1-4 URL

  • H.-J. Grafe, D. Paar, G. Lang, N.J. Curro, G. Behr, J. Werner, J. Hamann-Borrero, C. Hess, N. Leps, R. Klingeler, B. Buechner
    75As NMR studies of superconducting LaFeAsO0.9F0.1, Physical Review Letters 101 (2008) Nr. 4, S. 47003/1-4 URL

  • H.-H. Klauss, H. Luetkens, R. Klingeler, C. Hess, F.J. Litterst, M. Kraken, M.M. Korshunov, I. Eremin, S.-L. Drechsler, R. Khasanov, A. Amato, J. Hamann-Borrero, N. Leps, A. Kondrat, G. Behr, J. Werner, B. Buechner
    Commensurate spin density wave in LaFeAsO: A local probe study, Physical Review Letters 101 (2008) Nr. 7, S. 77005/1-4 URL

  • H. Luetkens, H.-H. Klauss, R. Khasanov, A. Amato, R. Klingeler, I. Hellmann, N. Leps, A. Kondrat, C. Hess, A. Koehler, G. Behr, J. Werner, B. Buechner
    Field and temperature dependence of the superfluid density in LaFeAsO1-xFx superconductors: A muon spin relaxation study, Physical Review Letters 101 (2008) Nr. 9, S. 97009/1-4 URL

  • R. Klingeler, S. Hampel, B. Buechner
    Carbon nanotube based biomedical agents for heating, temperature sensoring and drug delivery, International Journal of Hyperthermia 24 (2008) Nr. 6, S. 496-505

  • C. Mennerich, H. -H. Klauss, A. U. B. Wolter, S. Suellow, F. J. Litterst, C. Golze, R. Klingeler, V. Kataev, B. Buechner, M. Goiran, H. Rakoto, J. -M. Broto, O. Kataeva, D. J Price
    High field level crossing studies on spin dimers in the low dimensional quantum spin system Na2T2(C2O4)(3)(H2O)(2) with T = Ni, Co, Fe, Mn, Pacific-Institute-of-Theoretical-Physics Summer School on Quantum Magnetism, Les Houches, France, Juni 2006, in: NATO Science for Peace and Security Series B - Physics and Biophysics, B. Barbara; Y. Imry; G. Sawatzky; P.C.E. Stamp (eds), 97-124 (2008)

  • S.A.J. Kimber, D.N. Argyriou, F. Yokaichiya, K. Habicht, S. Gerischer, T. Hansen, T. Chatterji, R. Klingeler, C. Hess, G. Behr, A. Kondrat, B. Buechner
    Magnetic ordering and negative thermal expansion in PrFeAsO, Physical Review B 78 (2008) Nr. 14, S. 140503(R)/ 1-4 URL

  • G. Fuchs, S.-L. Drechsler, N. Kozlova, G. Behr, A. Koehler, J. Werner, K. Nenkov, R. Klingeler, J. Hamann-Borrero, C. Hess, A. Kondrat, M. Grobosch, A. Narduzzo, M. Knupfer, J. Freudenberger, B. Buechner, L. Schultz
    High-field pauli-limiting behavior and strongly enhanced upper critical magnetic fields near the transition temperature of an arsenic-deficient LaO0.9F0.1FeAs1- superconductor, Physical Review Letters 101 (2008) Nr. 23, S. 237003/1-4 URL

  • S.-L. Drechsler, M. Grobosch, K. Koepernik, G. Behr, A. Koehler, J. Werner, A. Kondrat, N. Leps, C. Hess, R. Klingeler, R. Schuster, B. Buechner, M. Knupfer
    Optical study of LaO0.9F0.1FeAs: Evidence for a weakly coupled superconducting state, Physical Review Letters 101 (2008) Nr. 25, S. 257004/1-4 URL

  • J.M. Tranquada, G.D. Gu, M. Huecker, Q. Jie, H.-J. Kang, R. Klingeler, Q. Li, N. Tristan, J.S. Wen, G.Y. Xu, Z.J. Xu, J. Zhou, M. von Zimmermann
    Evidence for unusual superconducting correlations coexisting with stripe order in La1.875Ba0.125CuO4, Physical Review B 78 (2008) Nr. 17, S. 174529/1-13 URL

2007

  • S. Notbohm, P. Ribeiro, B. Lake, D.A. Tennant, K.P. Schmidt, G.S. Uhrig, C. Hess, R. Klingeler, G. Behr, B. Buechner, M. Reehuis, R.I. Bewley, C.D. Frost, P. Manuel, R.S. Eccleston
    One- and two-triplon spectra of a cuprate ladder, Physical Review Letters 98 (2007) Nr. 2, S. 27403/1-4 URL

  • J. Hadermann, A.M. Abakumov, H. D`Hondt, A.S. Kalyuzhnaya, M.G. Rozova, M.M. Markina, M.G. Mikheev, N. Tristan, R. Klingeler, B. Buechner, E.V. Antipov
    Synthesis and crystal structure of the Sr2Al1.07Mn0.93O5 brownmillerite, Journal of Materials Chemistry 17 (2007) Nr. 7, S. 692-698

  • A.M. Abakumov, J. Hadermann, G. Van Tendeloo, M.L. Kovba, Y.Y. Skolis, S.N. Mudretsova, E.V. Antipov, O.S. Volkova, A.N. Vasiliev, N. Tristan, R. Klingeler, B. Buechner
    [SrF0.8(OH)0.2]2.526[Mn6O12]: Columnar rock-salt fragments inside the todorokite-type tunnel structure, Chemistry of Materials 19 (2007) Nr. 5, S. 1181-1189 URL

  • R. Klingeler
    CARBIO - Multifunctional carbon nanotubes for biomedical applications, VDI Technologiezentrum; nanospotlight, 1, 4 (2007)

  • S.-L. Drechsler, O. Volkova, A.N. Vasiliev, N. Tristan, J. Richter, M. Schmitt, H. Rosner, J. Malek, R. Klingeler, A.A. Zvyagin, B. Buechner
    Frustrated cuprate route from antiferromagnetic to ferromagnetic spin- heisenberg chains: Li2ZrCuO4 as a missing link near the quantum critical point, Physical Review Letters 98 (2007) Nr. 7, S. 77202/1-4 URL

  • S.-L. Drechsler, N. Tristan, R. Klingeler, B. Buechner, J. Richter, J. Malek, O. Volkova, A. Vasiliev, M. Schmitt, A. Ormeci, C. Loison, W. Schnelle, H. Rosner
    Helimagnetism and weak ferromagnetism in NaCu2O2 and related frustrated chain cuprates, Journal of Physics: Condensed Matter 19 (2007) Nr. 14, S. 145230/1-7 URL

  • R. Klingeler, C. Kramberger, C. Mueller, T. Pichler, A. Leonhardt, B. Buechner
    Funktionalisierte Kohlenstoffnanoroehren: Materialforschung in der Nanowelt, Wissenschaftliche Zeitschrift der TU Dresden 56 (2007) Nr. 1-2, S. 105-110

  • J. Schnack, R. Klingeler, V. Kataev, B. Buechner
    Revisiting and modeling the magnetism of hole-doped CuO2 spin chains in Sr14-xCaxCu24O41, Journal of Magnetism and Magnetic Materials 310 (2007), S. e397-e399 URL

  • V. Kataev, U. Schaufuss, M. Goiran, R. Klingeler, C. Sekar, G. Krabbes, N. Tristan, A. Waske, C. Hess, S.-L. Drechsler, B. Buechner
    The low-dimensional spin magnet CaCu2O3 probed by high-field ESR, Journal of Magnetism and Magnetic Materials 310 (2007), S. 1251-1253 URL

  • E.A. Popova, D.V. Volkov, A.N. Vasiliev, A.A. Demidov, N.P. Kolmakova, I.A. Gudim, L.N. Bezmaternykh, N. Tristan, Y. Skourski, B. Buechner, C. Hess, R. Klingeler
    Magnetization and specific heat of TbFe3(BO3)4: Experiment and crystal-field calculations, Physical Review B 75 (2007) Nr. 22, S. 224413/1-5 URL

  • N. Tristan, R. Klingeler, C. Hess, B. Buechner, E. Popova, I.A. Gudim, L.N. Bezmaternykh
    Thermodynamic properties of NdFe3(BO3)4, Journal of Magnetism and Magnetic Materials 316 (2007) Nr. 2, S. e621-e623 URL

  • R. Klingeler, I. Hellmann, P. Ribeiro, C. Hess, B. Buechner
    Magnetization of undoped 2-leg S=1/2 spin ladders in La4Sr10Cu24O41, Physica C 460-462 (2007), S. 464-465 URL

  • M. Goiran, R. Klingeler, Z.A. Kazei, V.V. Snegirev
    Microwave absorption in the singlet paramagnet HoVO4 in high pulsed magnetic fields up to 40 T, Journal of Magnetism and Magnetic Materials 318 (2007) Nr. 1-2, S. 1-7 URL

  • E.A. Popova, N.I. Leonyuk, M.N. Popova, E.P. Chukalina, K.N. Boldyrev, N. Tristan, R. Klingeler, B. Buechner
    Thermodynamic and optical properties of NdCr3(BO3)4, Physical Review B 76 (2007) Nr. 5, S. 54446/1-8 URL

  • R. Klingeler
    Mit kleinen Magneten Grosses bewirken: Nanobiotechnologie - zwischen Realisierung und Vision, Verfahrenstechnik (2007) Nr. 9, S. 28-29

  • E.A. Popova, N. Tristan, C. Hess, R. Klingeler, B. Buechner, L.N. Bezmaternykh, V.L. Temerov, A.N. Vasiliev
    Magnetic and thermal properties of single-crystal NdFe3(BO3)4, Journal of Experimental and Theoretical Physics 105 (2007) Nr. 1, S. 105-107

  • K. Kraemer, A. Meye, A. Taylor, R. Klingeler, I. Moench, S. Hampel, A. Leonhardt, B. Buechner, D. Kunze, S. Unversucht, S. Fuessel, M.P. Wirth
    Multifunktionale Kohlenstoffnanoroehren fuer biomedizinische Anwendungen (CARBIO), Der Urologe 46 (2007) Nr. 9, S. 1248

  • A. Vyalikh, R. Klingeler, S. Hampel, D. Haase, M. Ritschel, A. Leonhardt, E. Borowiak-Palen, M. Ruemmeli, A. Bachmatiuk, R.J. Kalenczuk, H.-J. Grafe, B. Buechner
    A nanoscaled contactless thermometer for biological systems, Physica Status Solidi B 244 (2007) Nr. 11, S. 4092-4096 URL

  • T.N. Voloshok, N.V. Mushnikov, N. Tristan, R. Klingeler, B. Buechner, A.N. Vasiliev
    Interplay between the valence phase transition and Kondo behavior in Yb1-xLaxInCu4 and Yb1-xCexInCu4 probed by the specific heat, Physical Review B 76 (2007) Nr. 17, S. 172408/1-4 URL

  • M.S. Reis, A. Moreira dos Santos, V.S. Amaral, A.M. Souza, P. Brandao, J. Rocha, N. Tristan, R. Klingeler, B. Buechner, O. Volkova, A.N. Vasiliev
    Specific heat of clustered low dimensional magnetic systems, Journal of Physics: Condensed Matter 19 (2007) Nr. 44, S. 446203/1-3 URL

  • G.S. Zakharova, C. Taeschner, V.L. Volkov, I. Hellmann, R. Klingeler, A. Leonhardt, B. Buechner
    MoO3-delta nanorods: Synthesis, characterization and magnetic properties, Solid State Sciences 9 (2007) Nr. 11, S. 1028-1032 URL

2006

  • R. Klingeler, B. Buechner, K.-Y. Choi, V. Kataev, U. Ammerahl, A. Revcolevschi, J. Schnack
    Magnetism of hole-doped CuO2 spin chains in Sr14Cu24O41: Experimental and numerical results, Physical Review B 73 (2006) Nr. 1, S. 14426/1-6 URL

  • C. Baumann, G. Allodi, A. Amato, B. Buechner, D. Cattani, R. De Renzi, R. Klingeler, P. Reutler, A. Revcolevschi
    Anisotropic magnetic moments in LaSrMnO4, Physica B 374-375 (2006), S. 83-86 URL

  • M. Goiran, M. Costes, J.M. Broto, F.C. Chou, R. Klingeler, E. Arushanov, S.-L. Drechsler, B. Buechner, V. Kataev
    High-field ESR studies of the quantum spin magnet CaCu2O3, New Journal of Physics 8 (2006), S. 74/1-14 URL

  • C. Mennerich, H.-H. Klauss, M. Broekelmann, F.J. Litterst, C. Golze, R. Klingeler, V. Kataev, B. Buechner, S.-N. Grossjohann, W. Brenig, M. Goiran, H. Rakoto, J.-M. Broto, O. Kataeva, D.J. Price
    Antiferromagnetic dimers of Ni(II) in the S=1 spin-ladder Na2Ni2(C2O4)3(H2O)2, Physical Review B 73 (2006) Nr. 17, S. 174415/1-8 URL

  • E. Vavilova, I. Hellmann, V. Kataev, C. Taeschner, B. Buechner, R. Klingeler
    Magnetic properties of vanadium oxide nanotubes probed by static magnetization and 51V NMR, Physical Review B 73 (2006) Nr. 14, S. 144417/1-7 URL

  • M. von Zimmermann, J. Geck, S. Kiele, R. Klingeler, B. Buechner
    Structural modulations in Sr14Cu24O41 and their relation to charge ordering, Physical Review B 73 (2006) Nr. 11, S. 115121/1-7 URL

  • C. Golze, A. Alfonsov, R. Klingeler, B. Buechner, V. Kataev, C. Mennerich, H.-H. Klauss, M. Goiran, J.-M. Broto, H. Rakoto, S. Demeshko, G. Leibeling, F. Meyer
    Tuning the magnetic ground state of a tetranuclear nickel(II) molecular complex by high magnetic fields, Physical Review B 73 (2006) Nr. 22, S. 224403/1-8 URL

  • R. Klingeler, J. Geck, S. Arumugam, N. Tristan, P. Reutler, B. Buechner, L. Pinsard-Gaudart, A. Revcolevschi
    Pressure-induced melting of the orbital polaron lattice in La1xSrxMnO3, Physical Review B 73 (2006) 214432/1-5

  • R. Leidl, R. Klingeler, B. Buechner, M. Holtschneider, W. Selke
    Quenched charge disorder in CuO2 spin chains: Experimental and numerical studies, Physical Review B 73 (2006) Nr. 22, S. 224415/1-9 URL

  • K. Kuepper, R. Klingeler, P. Reutler, B. Buechner, M. Neumann
    Electronic structure of LaSrMnO4: X-ray photoelectron spectroscopy and x-ray emission spectroscopy studies, Journal of Applied Physics 99 (2006) Nr. 8, S. 8Q308/1-3 URL

  • M. Huecker, M.v. Zimmermann, R. Klingeler, S. Kiele, J. Geck, S.N. Bakehe, J.Z. Zhang, J.P. Hill, A. Revcolevschi, D.J. Buttrey, B. Buechner, J.M. Tranquada
    Unidirectional diagonal order and three-dimensional stacking of charge stripes in orthorhombic Pr1.67Sr0.33NiO4 and Nd1.67Sr0.33NiO4, Physical Review B 74 (2006) Nr. 8, S. 85112/1-12 URL

  • V. Kataev, C. Golze, A. Alfonsov, R. Klingeler, B. Buechner, M. Goiran, J.-M. Broto, H. Rakoto, C. Mennerich, H.-H. Klauss, S. Demeshko, G. Leibeling, F. Meyer
    Magnetism of a novel tetranuclear nickel(II) cluster in strong magnetic fields, Journal of Physics: Conference Series 51 (2006), S. 351-354 URL

  • K. Kuepper, R. Klingeler, P. Reutler, B. Buechner, M. Neumann
    Excited and ground state properties of LaSrMnO4: A combined x-ray spectroscopic study, Physical Review B 74 (2006) Nr. 11, S. 115103/1-7 URL

2005

  • T. Kroll, R. Klingeler, J. Geck, B. Buechner, W. Selke, M. Huecker, A. Gukasov
    Magnetism of low-doped spin chains in Lax(Sr,Ca)14-xCu24O41, Journal of Magnetism and Magnetic Materials 290-291 (2005) Nr. Part 1, S. 306-309 URL

  • H. Gerdes, A. Bosse, D. Mienert, F.J. Litterst, R. Klingeler, B. Buechner, H.-H. Klauss
    Charge order and dimer formation in the Cu (S=1/2) spin chains of Sr13LaCu24O41, Journal of Magnetism and Magnetic Materials 290-291 (2005) Nr. Part 1, S. 338-340 URL

  • S.-L. Drechsler, J. Richter, J. Malek, A.S. Moskvin, R. Klingeler, H. Rosner
    Spiral vs. ferromagnetic in-chain order in edge-shared cuprates, Journal of Magnetism and Magnetic Materials 290-291 (2005) Nr. Part 1, S. 345-348 URL

  • K. Doerr, K.-H. Mueller, N. Kozlova, P. Reutler, R. Klingeler, B. Buechner, L. Schultz
    Field dependence of colossal magnetoresistance in magnetic fields up to 50 T, Journal of Magnetism and Magnetic Materials 290-291 (2005) Nr. Part 1, S. 416-419 URL

  • J. Geck, P. Wochner, S. Kiele, R. Klingeler, A. Revcolevschi, M. von Zimmermann, B. Buechner
    Correlated magnetism in low-doped manganites, Journal of Magnetism and Magnetic Materials 290-291 (2005) Nr. Part 2, S. 940-943 URL

  • R. Klingeler, D. Bruns, C. Baumann, P. Reutler, A. Revcolevschi, B. Buechner
    Temperature driven orbital redistribution in La1-xSr1+xMnO4, Journal of Magnetism and Magnetic Materials 290-291 (2005) Nr. Part 2, S. 944-947 URL

  • R. Klingeler, B. Buechner, S.-W. Cheong, M. Huecker
    Weak ferromagnetic spin and charge stripe order in La5/3Sr1/3NiO4, Physical Review B 72 (2005) Nr. 10, S. 104424/1-9 URL

  • R. Klingeler, N. Tristan, B. Buechner, M. Huecker, U. Ammerahl, A. Revcolevschi
    Magnetization of hole-doped CuO2 spin chains in Sr14xCaxCu24O41, Physical Review B 72 (2005) Nr. 18, S. 184406/1-7 URL

  • R. Klingeler, A. Gukasov, T. Kroll, J. Geck, M. Huecker, U. Ammerahl, A. Revcolevschi, B. Buechner
    La>5(Sr,Ca)<9Cu24O41: a 1D Toy model for hole doped cuprates, in: Highlights 2004 of the Laboratoire Lon Brillouin, Saclay, 50-51 (2005)

  • J. Geck, P. Wochner, S. Kiele, R. Klingeler, P. Reutler, A. Revcolevschi, M. von Zimmermann, B. Buechner
    Orbital polaron lattice formation in lightly doped La1-xSrxMnO3, Physical Review Letters 95 (2005) Nr. 23, S. 236401/1-4 URL

2004

  • J. Geck, P. Wochner, S. Kiele, R. Klingeler, A. Revcolevschi, M. von Zimmermann, B. Buechner, P. Reutler
    Orbital order induced ferromagnetic insulating properties, New Journal of Physics 6 (2004), S. 152/1-27 URL

2003

  • R. Klingeler
    Spins und Ladungen in Übergangsmetalloxiden: Thermodynamische und magnetische Untersuchungen
    Dissertation, RWTH Aachen. (2003)

2002

  • R. Klingeler, J. Geck, R. Gross, L. Pinsard-Gaudart, A. Revcolevschi, and B. Buechner
    Magnetism and the charge ordering transition in lightly doped La1-xSrxMnO3
    Phys. Rev. B , 65(174404). (2002)

  • J. Geck, D. Bruns, C. Hess, R. Klingeler, P. Reutler, M. v. Zimmermann, S. Cheong, and B. Buechner. Anisotropic CE-type orbital correlations in the ferromagnetic metallic phase of Nd1/2Sr1/2MnO3
    Phys. Rev. B, 66(184407). (2002)

2001

  • V. Ravindranath, M. Ramachandra Rao, G. Rangarajan, Y. Lu, J. Klein, R. Klingeler, S. Uhlenbruck, B. Buechner, and R. Gross. Magnetotransport studies and mechanism of Ho- and Y-doped La0.7Ca0.3MnO3
    Phys. Rev. B, 63(184434). (2001)

  • J. Geck, B. Buechner, M. Huecker, R. Klingeler, R. Gross, L. Pinsard-Gaudart, and A. Revcolevschi. Evidence for canted antiferromagnetism in lightly doped La1-xSrMnO3
    Phys. Rev. B , 64(144430). (2001)

1999

  • R. Klingeler, B. Büchner, J. Geck, R. Gross, R. Kessler, T. Niemöller, L. Pinsard, A. Revcolevschi, and S. Uhlenbruck. Entropy, Magnetization and Structure of lightly doped La1-xSrxMnO3. Bulletin of the Stefan University , 11:365. (1999)

  • S. Uhlenbruck, R. Teipen, R. Klingeler, B. Buechner, O. Friedt, M. Huecker, H. Kierspel, T. Niemöller, L. Pinsard, A. Revcolevschi, and R. Gross. Interplay between Charge Order, Magnetism and Structure in La0.875Sr0.125MnO3
    Phys. Rev. Lett. , 82(185). (1999)