Quantum magnets under pressure: controlling elementary excitations in TlCuCl₃ (2008)
Rüegg, Ch., Normand, Bruce, Matsumoto, M., Furrer, A., McMorrow, D. F., Krämer, K. W., ...
We follow the evolution of the elementary excitations of the quantum antiferromagnet TlCuCl₃ through the pressure-induced quantum critical point, which separates a dimer-based quantum disordered...
Quantum magnets under pressure: controlling elementary excitations in TlCuCl₃ (2008)
Rüegg, Ch., Normand, Bruce, Matsumoto, M., Furrer, A., McMorrow, D. F., Krämer, K. W., ...
We follow the evolution of the elementary excitations of the quantum antiferromagnet TlCuCl₃ through the pressure-induced quantum critical point, which separates a dimer-based quantum disordered...
Spin-state polaron in lightly hole-doped LaCoO_3 (2008)
Podlesnyak, A., Russina, M., Furrer, A., Alfonsov, A., Vavilova, E., Kataev, V., ...
Inelastic neutron scattering (INS), electron spin (ESR) and nuclear magnetic resonance (NMR) measurements were employed to establish the origin of the strong magnetic signal in lightly hole-doped...
Quantum Magnets under Pressure: Controlling Elementary Excitations in TlCuCl3 (2008)
Rüegg, Ch., Normand, B., Matsumoto, M., Furrer, A., McMorrow, D., Krämer, K., ...
We follow the evolution of the elementary excitations of the quantum antiferromagnet TlCuCl3 through the pressure-induced quantum critical point, which separates a dimer-based quantum disordered...
Crystal and magnetic structures of the spin-trimer compounds Ca3 Cu3xNix (PO4)4 (x=0,1,2) (2007)
Pomjakushin, V. Yu., Furrer, A., Sheptyakov, D. V., Pomjakushina, E. V., Conder, K.
Crystal and magnetic structures of a series of novel quantum spin trimer system Ca3Cu3xNix(PO4)4 (x=0,1,2) were studied by neutron powder diffraction at the temperatures 1.5-290 K. The composition...
Neutron crystal-field spectroscopy experiments in the Y- and La-type high-temperature superconductors HoBa2Cu3O6.56, HoBa2Cu4O8, and La1.81Sr0.15Ho0.04CuO4 are reviewed. By this bulk-sensitive...
Magnetic excitations in the spin-trimer compounds Ca3Cu3-xNix(PO4)4 (x=0,1,2) (2007)
Podlesnyak, A., Pomjakushin, V., Pomjakushina, E., Conder, K., Furrer, A.
Inelastic neutron scattering experiments were performed for the spin-trimer compounds Ca3Cu3-xNix(PO4)4 (x=0,1,2) in order to study the dynamic magnetic properties. The observed excitations can be...
Real and marginal isotope effects in cuprate superconductors (2006)
Bishop, A. R., Bussmann-Holder, A., Dolgov, O. V., Furrer, A., Kamimura, H., Keller, H., ...
We critically review recent and earlier results on isotope effects in cuprate superconductors and emphasize that the sample preparation and the isotope exchange and back exchange are crucial in...
Quantum statistics of interacting dimer spin systems (2006)
Rüegg, Ch., Normand, Bruce, Matsumoto, M., Niedermayer, Ch., Furrer, A., Krämer, K. W., ...
The compound TlCuCl₃ represents a model system of dimerized quantum spins with strong interdimer interactions. We investigate the triplet dispersion as a function of temperature by inelastic...
Quantum statistics of interacting dimer spin systems (2006)
Rüegg, Ch., Normand, Bruce, Matsumoto, M., Niedermayer, Ch., Furrer, A., Krämer, K. W., ...
The compound TlCuCl₃ represents a model system of dimerized quantum spins with strong interdimer interactions. We investigate the triplet dispersion as a function of temperature by inelastic...
Quantum statistics of interacting dimer spin systems (2005)
Ruegg, C., Normand, B., Matsumoto, M., Niedermayer, A., Furrer, A., Kramer, K.W., ...
The compound TlCuCl3 represents a model system of dimerized quantum spins with strong interdimer interactions. We investigate the triplet dispersion as a function of temperature by inelastic neutron...
Quantum Statistics of Interacting Dimer Spin Systems (2005)
Rüegg, Ch., Normand, B., Matsumoto, M., Niedermayer, Ch., Furrer, A., Krämer, K. W., ...
The compound TlCuCl3 represents a model system of dimerized quantum spins with strong interdimer interactions. We investigate the triplet dispersion as a function of temperature by inelastic neutron...
Pressure-induced quantum phase transition in the spin-liquid TlCuCl3 (2004)
Ruegg, C., Furrer, A., Sheptyakov, D., Strassle, T., Kramer, K.W., ...
The condensation of magnetic quasiparticles into the nonmagnetic ground state has been used to explain novel magnetic ordering phenomena observed in quantum spin systems. We present neutron...
Mesoscopic quantum coherence in antiferromagnetic molecular clusters (2004)
Waldmann, O., Dobe, C., Mutka, H., Furrer, A., Güdel, H. U.
From inelastic neutron scattering experiments, we demonstrate quantum tunneling of the Neel vector in the antiferromagnetic molecular ferric wheel CsFe8. Analysis of the linewidth of the tunneling...
Ruegg, C., Oettli, M., Schefer, J., Zaharko, O., Furrer, A., Tanaka, H., ...
Elastic and inelastic neutron scattering experiments have been performed on the dimer spin system NH4CuCl3, which shows plateaus in the magnetization curve at m=1/4 and m=3/4 of the saturation value....
Bose–Einstein condensation of the triplet states in the magnetic insulator TlCuCl3 (2003)
Rüegg, C., Cavadini, N., Furrer, A., Krämer, K., Mutka, H., ...
Bose–Einstein condensation denotes the formation of a collective quantum ground state of identical particles with integer spin or intrinsic angular momentum. In magnetic insulators, the magnetic...
Ho3+ single-ion excitations in Y0.99Ho0.01Ba2Cu3Ox (6 (1999)
Henggeler, W, Guillaume, M, Allenspach, P, Mesot, J, Furrer, A, Adams, M A
Rosenkranz, S, Medarde, M, Fauth, F, Mesot, J, Zolliker, M, Furrer, A, ...
Neutron investigation of Nd2-x-yCexLayCuO4 (0 (1997)
Gutmann, M, Allenspach, P, Fauth, F, Furrer, A, Zolliker, M, Rosenkranz, S, ...
Intermultiplet crystal-field transitions in SmBa2Cu3O7 (1995)
Guillaume, M, Henggeler, W, Furrer, A, Eccleston, R S, Trounov, V
Magnetic Properties of Nd3+ in Nd-Ba-Cu-O-compounds (1994)
Allenspach, P, Mesot, J, Staub, U, Guillaume, M, Furrer, A, Yoo, S-I, ...
Neutron spectroscopic studies of the crystal field in HoBa2Cu3Ox (6 (1994)
Staub, U, Mesot, J, Guillaume, M, Allenspach, P, Furrer, A, Mutka, H, ...
Ho3+ dimer excitations in Ho0.1Y0.9Ba2Cu3Ox (6.6 (1994)
Guillaume, M, Staub, U, Fauth, F, Mesot, J, Furrer, A, Carlile, C J
Crystal symmetry and electronic properties of heavy-fermion MPd2Al3 (M=Ce, U) (1994)
Mentink, S.A.M., Nieuwenhuys, G.J., Menovsky, A.A., Mydosh, J.A., Drost, A., Frikkee, E., ...
Neutron spectroscopic studies of the crystal field in ErBa2Cu2Ox (6 < x < 7) (1993)
Mesot, J, Allenspach, P, Staub, U, Furrer, A, Mutka, H, Osborn, R, ...
Neutron spectroscopy of the crystalline electric field in high-Tc YbBa2Cu3O7 (1992)
Guillaume, M, Allenspach, P, Mesot, J, Staub, U, Furrer, A, Osborn, R, ...
Neutron spectroscopy of Nd1-v+yCavBa2-yCu3+zOx (1992)
Allenspach, P, Mesot, J, Staub, U, Furrer, A, Blank, H, Mutka, H, ...
Schmid, B., Murasik, A., Fischer, P., Furrer, A., Kanellakopulos, B.
Journal of Physics: Condensed Matter, 2(1990) S.3369-80
Dönni, A., Furrer, A., Blank, H., Heidemann, A., Güdel, H.
The crystal structures of the insulating dimer compounds Cs3R2Br9 (R = Tb3+, Dy3+, Ho3+, Er3+, Yb3+) were determined by neutron diffraction at 8 K and 295 K. Magnetic dimer excitations were measured...
MAGNETIC NEUTRON SCATTERING INVESTIGATIONS OF TbPd3 AND OF DyPd3 (1988)
Elsenhans, O., Fischer, P., Furrer, A., Clausen, K., Hulliger, F.
Neutron scattering investigations were performed for TbPd3 and DyPd3 in order to study magnetic ordering phenomena and crystal-field splittings. TbPd3 shows below TN = 3.1 K an incommensurate...
Dönni, A., Furrer, A., Blank, H., Heidemann, A., Güdel, H.
The crystal structures of the insulating dimer compounds Cs3R2Br9 (R = Tb3+, Dy3+, Ho3+, Er3+, Yb3+) were determined by neutron diffraction at 8 K and 295 K. Magnetic dimer excitations were measured...
MAGNETIC NEUTRON SCATTERING INVESTIGATIONS OF TbPd3 AND OF DyPd3 (1988)
Elsenhans, O., Fischer, P., Furrer, A., Clausen, K., Hulliger, F.
Neutron scattering investigations were performed for TbPd3 and DyPd3 in order to study magnetic ordering phenomena and crystal-field splittings. TbPd3 shows below TN = 3.1 K an incommensurate...
Dönni, A., Furrer, A., Blank, H., Heidemann, A., Güdel, H.
The crystal structures of the insulating dimer compounds Cs3R2Br9 (R = Tb3+, Dy3+, Ho3+, Er3+, Yb3+) were determined by neutron diffraction at 8 K and 295 K. Magnetic dimer excitations were measured...
MAGNETIC NEUTRON SCATTERING INVESTIGATIONS OF TbPd3 AND OF DyPd3 (1988)
Elsenhans, O., Fischer, P., Furrer, A., Clausen, K., Hulliger, F.
Neutron scattering investigations were performed for TbPd3 and DyPd3 in order to study magnetic ordering phenomena and crystal-field splittings. TbPd3 shows below TN = 3.1 K an incommensurate...
Light irradiation of matter in neutron scattering experiments (1984)
We have developed a device for performing neutron scattering experiments with simultaneous irradiation by light at low temperatures. The light source is a halogen lamp which yields broad bands of...
Light irradiation of matter in neutron scattering experiments (1984)
We have developed a device for performing neutron scattering experiments with simultaneous irradiation by light at low temperatures. The light source is a halogen lamp which yields broad bands of...
Light irradiation of matter in neutron scattering experiments (1984)
We have developed a device for performing neutron scattering experiments with simultaneous irradiation by light at low temperatures. The light source is a halogen lamp which yields broad bands of...
Magnetic excitations in cerium antimonide (1979)
Furrer, A., Haelg, W., Heer, H., Vogt, O.
By means of neutron inelastic scattering we measured the dispersion of magnetic excitations in ferromagnetic CeSb at 4.2 K. The experiments are well described in terms of a cubic crystal field and a...
Magnetic excitations in cerium antimonide (1979)
Furrer, A., Haelg, W., Heer, H., Vogt, O.
By means of neutron inelastic scattering we measured the dispersion of magnetic excitations in ferromagnetic CeSb at 4.2 K. The experiments are well described in terms of a cubic crystal field and a...
Magnetic excitations in cerium antimonide (1979)
Furrer, A., Haelg, W., Heer, H., Vogt, O.
By means of neutron inelastic scattering we measured the dispersion of magnetic excitations in ferromagnetic CeSb at 4.2 K. The experiments are well described in terms of a cubic crystal field and a...
Crystal field effects in metals and alloys / edited by A. Furrer (1977)
Incluye bibliografía e índice
Phonon and spin-wave dispersions in iron (1967)
Schweiss, P., Furrer, A., Buehrer, W.
Helvetica Physica Acta, 40 (1967) S. 378