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We review the theory of oscillatory magnetic coupling in Metallic Multilayers across alloy spacers. We illustrate the relationship between the frequencies of the oscillations and the extremal caliper vectors of the Fermi surface of the…

Materials Science · Physics 2007-05-23 B. L. Györffy , N. N. Lathiotakis

Chemical potential oscillations mix individual-band frequencies of the de Haas-van Alphen (dHvA) and Shubnikov-de Haas (SdH) magneto-oscillations in canonical low-dimensional multi-band Fermi liquids. We predict a similar mixing in…

Mesoscale and Nanoscale Physics · Physics 2009-11-13 A. S. Alexandrov , V. V. Kabanov

Motivated by the recent finding of superconductivity in layered CoO_2 compounds, we investigate superconducting and magnetic instabilities of interacting electrons on the two-dimensional triangular lattice. Using a one-loop renormalization…

Strongly Correlated Electrons · Physics 2009-11-10 Carsten Honerkamp

The confluence between high-energy physics and condensed matter has produced groundbreaking results via unexpected connections between the two traditionally disparate areas. In this work, we elucidate additional connectivity between…

Mesoscale and Nanoscale Physics · Physics 2023-08-02 Joseph Sklenar , Soho Shim , Hilal Saglam , Junseok Oh , M. G. Vergniory , Axel Hoffmann , Barry Bradlyn , Nadya Mason , Matthew J. Gilbert

We report the observation of the de Haas-van Alphen effect in IrTe2 measured using torque magnetometry at low temperatures down to 0.4 K and in high magnetic fields up to 33T. IrTe2 undergoes a major structural transition around 283 K due…

We study the effect of Coulomb interactions in transition metal oxides junctions. In this paper we analyze charge transfer at the interface of a three layer ferromagnetic-paramagnetic-ferromagnetic metallic oxide system. We choose a charge…

Strongly Correlated Electrons · Physics 2009-11-13 R. Allub , J. D. Fuhr , M. Avignon , B. Alascio

In this work we study the de Haas van Alfhen (dHvA) effect for neutral atoms with a nonvanishing magnetic moment interacting with an electric field. Considering the particles confined in a two dimensional (2D) atomic cloud and using the…

Quantum Physics · Physics 2016-07-20 B. Farias , Claudio Furtado

The quest for quantum materials with diverse symmetry-protected topological states has been the focus of recent research interest, primarily due to their fascinating physical properties and the potential technological utility. In this work,…

We show that the de Haas van Alphen effect can be induced in a two dimensional atomic gas by the He-McKellar-Wilkens interaction mediated via an electric dipole moment. Under an appropriate field-dipole configuration, we show that the…

Quantum Gases · Physics 2017-08-02 Bruno Farias , Claudio Furtado

Collisions with chemically inert atoms or molecules change the hyperfine coupling of an alkali-metal atom through the hyperfine-shift interaction. This interaction is responsible for the pressure shifts of the microwave resonances of…

Atomic Physics · Physics 2013-06-04 B. H. McGuyer

Shubnikov-de Haas (SdH) and de Haas-van Alphen (dHvA) oscillations spectra of the quasi-two dimensional charge transfer salt $\beta$"-(ET)$_4$(H$_3$O)[Fe(C$_2$O$_4$)$_3$]$\cdot$C$_6$H$_4$Cl$_2$ have been investigated in pulsed magnetic…

Strongly Correlated Electrons · Physics 2011-06-08 David Vignolles , Alain Audouard , Vladimir N. Laukhin , Enric Canadell , Tatyana G. Prokhorova , Eduard B. Yagubskii

We report measurements of the de Haas-van Alphen effect in the layered heavy-fermion compound CePt$_2$In$_7$ in high magnetic fields up to 35 T. Above an angle-dependent threshold field, we observed several de Haas-van Alphen frequencies…

Strongly Correlated Electrons · Physics 2017-08-30 K. Götze , Y. Krupko , J. A. N. Bruin , J. Klotz , R. D. H. Hinlopen , S. Ota , Y. Hirose , H. Harima , R. Settai , A. McCollam , I. Sheikin

Charge transport in solids at low temperature reveals a material's mesoscopic properties and structure. Under a magnetic field, Shubnikov-de Haas (SdH) oscillations inform complex quantum transport phenomena that are not limited by the…

Strongly Correlated Electrons · Physics 2025-04-10 Yejun Feng , Yishu Wang , T. F. Rosenbaum , P. B. Littlewood , Hua Chen

Theory of quasiparticle spectra and the de Haas-van Alphen (dHvA) oscillation in type-II superconductors are developed based on the Bogoliubov-de Gennes equations for vortex-lattice states. As the pair potential grows through the…

Superconductivity · Physics 2009-11-07 Kouji Yasui , Takafumi Kita

Here, we theoretically analyze spectra of weakly attenuated electromagnetic waves which may appear in a Fermi-liquid of charge carriers in quasi-two-dimensional (Q2D) layered conductors when an external magnetic field is applied…

Materials Science · Physics 2008-10-23 Natalya A. Zimbovskaya , Godfrey Gumbs

The deformation of the Fermi surface induced by Coulomb interactions is investigated in the t-t'-Hubbard model. The interplay of the local U and extended V interactions is analyzed. It is found that exchange interactions V enhance small…

Strongly Correlated Electrons · Physics 2009-10-31 Belen Valenzuela , Maria A. H. Vozmediano

The quantum de Haas van Alphen (dHvA) and Shubnikov de Haas (SdH) oscillations measured in graphite were decomposed by pass-band filtering onto contributions from three different groups of carriers. We develop the two-dimensional phase…

Strongly Correlated Electrons · Physics 2007-05-23 Igor A. Luk'yanchuk , Yakov Kopelevich

Quantum corrections to charge transport can give rise to an oscillatory magnetoconductance, typically observed in mesoscopic samples with a length shorter than or comparable with the phase coherence length. Here, we report the observation…

Mesoscale and Nanoscale Physics · Physics 2017-03-01 C. W. Rischau , S. Wiedmann , G. Seyfarth , D. LeBoeuf , K. Behnia , B. Fauqué

We study the effect of Coulomb interactions on the low energy band structure of single-layer transition metal dichalcogenide semiconductors using an effective low energy model. We show how a large conduction band spin splitting and a spin…

Mesoscale and Nanoscale Physics · Physics 2014-12-25 Yago Ferreiros , Alberto Cortijo

In this paper we study theoretically how the local geometry of the Fermi surface (FS) of a layered conductor can affect quantum oscillations in the thermodynamic observables. We introduce a concrete model of the FS of a layered conductor.…

Strongly Correlated Electrons · Physics 2007-05-23 Nataliya A. Zimbovskaya , Joseph L. Birman
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