2.1k citations
Counting papers with at most 25 authors, so collaboration author lists do not stand in for the people here.
- Centre National de la Recherche ScientifiqueFR773 papers
- Université Grenoble AlpesFR325 papers
- Institut National des Sciences Appliquées de ToulouseFR210 papers
- Université Joseph FourierFR194 papers
- Université Toulouse III - Paul SabatierFR170 papers
- Commissariat à l'Énergie Atomique et aux Énergies AlternativesFR134 papers
- CEA GrenobleFR112 papers
- University of WarsawPL87 papers
- Institut NéelFR84 papers
- Charles UniversityCZ80 papers
- Institut Nanosciences et CryogénieFR53 papers
- Institut polytechnique de GrenobleFR48 papers
26 papers · 1 filter
The quantum Hall ferromagnet at high filling factors: A magnetic field induced Stoner transition
B. A. Piot, D. K. Maude, M. Henini +7
Spin splitting in the integer quantum Hall effect is investigated for a series of AlGaAs/GaAs heterojunctions and quantum wells. Magnetoresistance measurements are pe…
Vortex-like excitations in a non-superconducting single-layer compound BiSrCuO single crystal in high magnetic fields
S. I. Vedeneev, D. K. Maude
The in-plane and the out-of-plane magneto-transport in magnetic fields up to 28 T has been investigated in high quality non-superconducting (down to 20 mK)…
Angle-dependent magnetoresistance in the weakly incoherent interlayer transport regime
M. V. Kartsovnik, D. Andres, S. V. Simonov +4
We present comparative studies of the orientation effect of a strong magnetic field on the interlayer resistance of -(BEDT-TTF)KHg(SCN) samples characterized by differen…
Hyperfine-driven persistent currents in mesoscopic rings based on a 2D electron gas with Rashba spin-orbit interaction
V. A. Cherkaskiy, S. N. Shevchenko, A. S. Rozhavsky +1
We present a detailed theory of induced persistent current produced by hyperfine interaction in mesoscopic rings based on a 2D-electron (hole) gas in the absence of external magnet…
Field-induced magnetoelastic instabilities in antiferromagnetic molecular wheels
O. Waldmann, C. Dobe, S. T. Ochsenbein +2
The magnetic torque of the antiferromagnetic molecular wheel CsFe8 was studied down to 50 mK and in fields up to 28 T. Below ca. 0.5 K phase transitions were observed at the field-…
Magnetisation of hole-doped CuO2 spin chains in Sr14-xCaxCu24O41
R. Klingeler, N. Tristan, B. Büchner +3
We report on magnetisation measurements of Sr14-xCaxCu24O41, with 0 <= x <= 12, in magnetic fields up to 16 T. The low temperature magnetic response of the CuO2 spin chains changes…
Quasiparticle density of states in BiSrCaCuO single crystals probed using tunneling spectroscopy at ultra-low temperatures in high magnetic fields
S. I. Vedeneev, D. K. Maude
Break-junction tunneling spectroscopy at temperatures 30-50 mK in high magnetic field is used to directly probe the quasiparticle density of states within the energy gap in a singl…
Magnetic order in the pseudogap phase of high- superconductors
B. Fauque, Y. Sidis, V. Hinkov +4
One of the leading issues in high- superconductors is the origin of the pseudogap phase in underdoped cuprates. Using polarized elastic neutron diffraction, we identify a nove…
Magnetoresistance oscillations in GaAs/AlGaAs superlattices subject to in-plane magnetic fields
L. Smrčka, P. Vašek, P. Svoboda +4
The MBE-grown GaAs/AlGaAs superlattice with Si-doped barriers has been used to study a 3D-2D transition under the influence of the in-plane component of applied magnetic field. The…
Stress deformations and structural quenching in Sm0.5Ca0.5MnO3 thin films allow a huge decrease of the charge order melting magnetic field
E. Rauwel, W. Prellier, B. Mercey +2
Thin films of Sm0.5Ca0.5MnO3 manganites with charge ordering (CO) properties and colossal magnetoresistance were synthesized by pulsed laser deposition technique on (100)-SrTiO3 an…
Excitons in Carbon Nanotubes with Broken Time-Reversal Symmetry
S. Zaric, G. N. Ostojic, J. Shaver +10
Near-infrared magneto-optical spectroscopy of single-walled carbon nanotubes reveals two absorption peaks with an equal strength at high magnetic fields ( 55 T). We show that th…
Non-magnetic insulator state in Na1CoO2 and phase separation of Na vacancies
C. de Vaulx, M. -H. Julien, C. Berthier +5
Crystallographic, magnetic and NMR properties of a NaxCoO2 single crystal with x~1 are presented. We identify the stoichiometric Na1CoO2 phase, which is shown to be a non-magnetic…
The microwave induced resistance response of a high mobility 2DEG from the quasi-classical limit to the quantum Hall regime
S. A. Studenikin, M. Byszewski, D. K. Maude +6
Microwave induced resistance oscillations (MIROs) were studied experimentally over a very wide range of frequencies ranging from ~20 GHz up to ~4 THz, and from the quasi-classical…
Revisiting the chain magnetism in Sr14Cu24O41: Experimental and numerical results
R. Klingeler, B. Buchner, K. -Y. Choi +4
We study the magnetism of the hole doped CuO2 spin chains in Sr14Cu24O41 by measuring the Electron Spin Resonance (ESR) and the static magnetization M in applied magnetic fields up…
Magnetic oscillations in a two-dimensional network of compensated electron and hole orbits
Alain Audouard, David Vignolles, Evert Haanappel +3
The FS of (ET)8Hg4Cl12(C6H5Br)2 can be regarded as a 2D network of compensated electron and hole orbits coupled by magnetic breakthrough. Simultaneous measurements of the interlaye…
Hysteresis in the de Haas-van Alphen Effect
R. B. G. Kramer, V. S. Egorov, A. G. M. Jansen +1
A hysteresis loop is observed for the first time in the de Haas-van Alphen (dHvA) effect of beryllium at low temperatures and quantizing magnetic field applied parallel to the hexa…
Direct Observation of Condon Domains in Silver by Hall Probes
R. B. G. Kramer, V. S. Egorov, V. A. Gasparov +2
Using a set of micro Hall probes for the detection of the local induction, the inhomogeneous Condon domain structure has been directly observed at the surface of a pure silver sing…
Magnetism and superconductivity of heavy fermion matter
J. Flouquet, G. Knebel, D. Braithwaite +7
The interplay of magnetism and unconventional superconductivity (d singlet wave or p triplet wave) in strongly correlated electronic system (SCES) is discussed with recent examples…
Comment on "Localized behavior near the Zn impurity in YBa2Cu4O8 as measured by nuclear quadrupole resonance"
M. -H. Julien, Y. Tokunaga, T. Feher +2
Williams and Kramer [Phys. Rev. B {\bf 64}, 104506 (2001)] have recently argued against the existence of staggered magnetic moments residing on several lattice sites around Zn impu…
Impurity induced Local Magnetism and Density of States in the superconducting state of YBa2Cu3O7
S. Ouazi, J. Bobroff, H. Alloul +6
Oxygen NMR is used to probe the local influence of nonmagnetic Zn and magnetic Ni impurities in the superconducting state of optimally doped high Tc YBa2Cu3O7. Zn and Ni induce a s…
Scaling flow diagram in the fractional quantum Hall regime of GaAs/AlGaAs heterostructures
S. S. Murzin, S. I. Dorozhkin, D. K. Maude +1
The temperature driven flow lines of the Hall and dissipative magnetoconductance data (σ_{xy},σ_{xx}) are studied in the fractional quantum Hall regime for a 2D electron system in…
Non-linear exciton spin-splitting in single InAs/GaAs self-assembled quantum structures in ultrahigh magnetic fields
A. Babinski, G. Ortner, S. Raymond +6
We report on the magnetic field dispersion of the exciton spin-splitting and diamagnetic shift in single InAs/GaAs quantum dots (QDs) and dot molecules (QDMs) up to = 28 T. Onl…
Anisotropic positive magnetoresistance of a nonplanar 2D electron gas in a parallel magnetic field
A. V. Goran, A. A. Bykov, A. K. Bakarov +1
We study the transport properties of a 2D electron gas in narrow GaAs quantum wells with AlAs/GaAs superlattice barriers. It is shown that the anisotropic positive magnetoresistanc…
Monte Carlo study of first-order transition in Heisenberg fcc antiferromagnet
M. V. Gvozdikova, M. E. Zhitomirsky
Nearest-neighbor Heisenberg antiferromagnet on a face-centered cubic lattice is studied by extensive Monte Carlo simulations in zero magnetic field. The parallel tempering algorith…