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
First results from the OSQAR photon regeneration experiment: No light shining through a wall
OSQAR Collaboration, Pierre Pugnat, Lionel Duvillaret +13
A new method to amplify the photon-axion conversions in magnetic field is proposed using a buffer gas at a specific pressure. As a first result, new bounds for mass and coupling co…
The de Haas - van Alphen Effect Study of the Fermi Surface of ZrB12
V. A. Gasparov, I. Sheikin, F. Levy +2
The de Haas - van Alphen (dHvA) effect in the cluster superconductor ZrB12 was studied by magnetic torque measurements in magnetic fields up to 28 T at temperatures down to 0.35 K.…
Magnetoplasmons excitations in graphene for filling factors
Yu. A. Bychkov, G. Martinez
In the frame of the Hartree-Fock approximation, the dispersion of magnetoplasmons in Graphene is derived for all types of transitions for filling factors . The optical con…
NMR evidence for the persistence of spin-superlattice above the 1/8 magnetization plateau in SrCu2(BO3)2
M. Takigawa, S. Matsubara, M. Horvatic +3
We present 11B NMR studies of the 2D frustrated dimer spin system SrCu2(BO3)2 in the field range 27-31 T covering the upper phase boundary of the 1/8 magnetization plateau, identif…
NMR Study of Large Skyrmions in Al_{0.13}Ga_{0.87}As Quantum Wells
V. F. Mitrović, M. Horvatić, C. Berthier +2
A nuclear magnetic resonance (NMR) study is reported of multiple (30) AlGaAs quantum well (QW) sample near the Landau level filling factor . In these Al$_{0.…
Dirac fermions at the H point of graphite: Magneto-transmission studies
M. Orlita, C. Faugeras, G. Martinez +3
We report on far infrared magneto-transmission measurements on a thin graphite sample prepared by exfoliation of highly oriented pyrolytic graphite. In magnetic field, absorption l…
Few layer graphene on SiC, pyrolitic graphite and graphene: a Raman scattering study
C. Faugeras, A. Nerriere, M. Potemski +4
The results of micro-Raman scattering measurements performed on three different ``graphitic'' materials: micro-structured disks of highly oriented pyrolytic graphite, graphene mult…
High-Energy Limit of Massless Dirac Fermions in Multilayer Graphene using Magneto-Optical Transmission Spectroscopy
P. Plochocka, C. Faugeras, M. Orlita +7
We have investigated the absorption spectrum of multilayer graphene in high magnetic fields. The low energy part of the spectrum of electrons in graphene is well described by the r…
Se NMR evidence for the Jaccarino-Peter mechanism in the field induced superconductor, (BETS)FeCl}
K. Hiraki, H. Mayaffre, M. Horvatic +7
We have performed Se NMR on a single crystal sample of the field induced superconductor -(BETS)FeCl. Our results obtained in the paramagnetic state provide a…
Phase Diagram of CeCoIn_5 in the Vicinity of H_{c2} as Determined by NMR
V. F. Mitrović, G. Koutroulakis, M. -A. Vachon +4
We report ^{115}In nuclear magnetic resonance (NMR) measurements in the heavy-fermion superconductor CeCoIn_5 as a function of temperature in different magnetic fields applied para…
Electron magnetotransport in GaAs/AlGaAs superlattices with weak and strong inter-well coupling
L. Smrcka, N. A. Goncharuk, P. Svoboda +3
We report on magnetotransport measurements in two MBE-grown GaAs/AlGaAs superlattices formed by wide and narrow quantum wells and thin Si-doped barriers subject to tilted magnetic…
Collapse of antiferromagnetism in CeRh2Si2 : volume versus entropy
A. Villaume, D. Aoki, Y. Haga +3
The thermal expansion of the heavy fermion compound CeRh2Si2 has been measured under pressure as a function of temperature using strain gages. A large anomaly associated to the Nee…
Huge Transverse Magnetization in the Field-Induced Phase of the Antiferromagnetic Molecular Wheel CsFe8
L. Schnelzer, O. Waldmann, M. Horvatić +5
The 1H-NMR spectrum and nuclear relaxation rate 1/T_1 in the antiferromagnetic wheel CsFe8 were measured to characterize the previously observed magnetic field-induced low-temperat…
No light shining through a wall : new results from a photoregeneration experiment
Cecile Robilliard, Remy Battesti, Mathilde Fouche +4
Recently, axion-like particle search has received renewed interest. In particular, several groups have started ``light shining through a wall'' experiments based on magnetic field…
Optical readout of charge and spin in a self-assembled quantum dot in a strong magnetic field
M. Korkusinski, P. Hawrylak, A. Babinski +3
We present a theory and experiment demonstrating optical readout of charge and spin in a single InAs/GaAs self-assembled quantum dot. By applying a magnetic field we create the fil…
Calorimetric Evidence for a Fulde-Ferrell-Larkin-Ovchinnikov Superconducting State in the Layered Organic Superconductor κ_2_2$
R. Lortz, Y. Wang, A. Demuer +5
The specific heat of the layered organic superconductor -% (BEDT-TTF)Cu(NCS), where BEDT-TTF is bisethylenedithio-% tetrathiafulvalene, has been studied in magnetic fiel…
Magnetodielectric effect and optic soft mode behaviour in quantum paraelectric EuTiO3 ceramics
S. Kamba, D. Nuzhnyy, P. Vanek +7
Infrared reflectivity and time-domain terahertz transmission spectra of EuTiO3 ceramics revealed a polar optic phonon at 6 - 300K, whose softening is fully responsible for the rece…
Influence of the single-particle Zeeman energy on the quantum Hall ferromagnet at high filling factors
B. A. Piot, D. K. Maude, M. Henini +10
In a recent paper [B. A. Piot et al., Phys. Rev. B 72, 245325 (2005)], we have shown that the lifting of the electron spin degeneracy in the integer quantum Hall effect at high fil…
High Mobility in LaAlO3/SrTiO3 Heterostructures: Origin, Dimensionality and Perspectives
G. Herranz, M. Basletic, M. Bibes +9
We have investigated the dimensionality and origin of the magnetotransport properties of LaAlO3 films epitaxially grown on TiO2-terminated SrTiO3(001) substrates. High mobility con…
NMR evidence for a strong modulation of the Bose-Einstein Condensate in BaCuSiO
S. Kramer, R. Stern, M. Horvatic +3
We present a Cu and Si NMR study of the quasi-2D coupled spin 1/2 dimer compound BaCuSiO in the magnetic field range 13-26 T and at temperatures as low as…
Magnetospectroscopy of epitaxial few-layer graphene
M. L. Sadowski, G. Martinez, M. Potemski +2
The inter-Landau level transitions observed in far-infrared transmission experiments on few-layer graphene samples show a behaviour characteristic of the linear dispersion expected…
Epitaxial graphene
Walt A. de Heer, Claire Berger, Xiaosong Wu +9
Graphene multilayers are grown epitaxially on single crystal silicon carbide. This system is composed of several graphene layers of which the first layer is electron doped due to t…
Novel metallic and insulating states at a bent quantum Hall junction
M. Grayson, L. Steinke, D. Schuh +6
A non-planar geometry for the quantum Hall (QH) effect is studied, whereby two quantum Hall (QH) systems are joined at a sharp right angle. When both facets are at equal filling fa…
Resonant Rayleigh Scattering in Ordered and Intentionally Disordered Semiconductor Superlattices
V. Bellani, M. Amado, E. Diez +3
We report the experimental study of resonant Rayleigh scattering in GaAs-AlGaAs superlattices with ordered and intentionally disordered potential profiles (correlated and uncorrela…