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Related papers: The Modulation of de Haas-van Alphen Effect in Gra…

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A study of strongly curved graphene magnetization and magnetic susceptibility is carried out. Through a Dirac model complemented with a tight-binding model analysis, we are able to show that mechanical deformations solve the long-standing…

Mesoscale and Nanoscale Physics · Physics 2024-07-18 Abdiel de Jesús Espinosa-Champo , Gerardo G. Naumis , Pavel Castro-Villarreal

The effect of magnetic modulation on thermodynamic properties of a graphene monolayer in presence of a constant perpendicular magnetic field is reported here. One-dimensional spatial electric or magnetic modulation lifts the degeneracy of…

Mesoscale and Nanoscale Physics · Physics 2015-05-28 SK Firoz Islam , Naveen K. Singh , Tarun Kanti Ghosh

Theoretical investigation of thermodynamic properties of electrically modulated monolayer graphene in the presence of a perpendicular magnetic field B is presented.This work is aimed at determining the modulation induced effects on the…

Mesoscale and Nanoscale Physics · Physics 2008-04-21 R. Nasir , M. A. Khan , M. Tahir , K. Sabeeh

The strain engineering technique allows us to alter the electronic properties of graphene in various ways. Within the continuum approximation, the influences of strain result in the appearance of a pseudo-gauge field and modulated Fermi…

Mesoscale and Nanoscale Physics · Physics 2021-09-29 Dai-Nam Le , Van-Hoang Le , Pinaki Roy

The de Haas - van Alphen effect in two-dimensional (2D) metals is investigated at different conditions and with different shapes of Landau levels (LLs). The analytical calculations can be done when many LLs are occupied. We consider the…

Statistical Mechanics · Physics 2007-05-23 P. D. Grigoriev , I. D. Vagner

The de Haas-van Alphen effect (dHvAe) describes the periodic oscillation of the magnetisation in a material as a function of inverse applied magnetic field. It forms the basis of a well established procedure for measuring Fermi surface…

Mesoscale and Nanoscale Physics · Physics 2017-05-03 Johannes Knolle , Nigel R. Cooper

In this work we address the ground state magnetization in graphene, considering the Zeeman effect and taking into account the conduction electrons in the long wavelength approximation. We obtain analytical expressions for the magnetization…

Materials Science · Physics 2017-08-15 Federico Escudero , Juan Sebastian Ardenghi , Lucas Sourrouille , Paula Jasen

The ac susceptibility and de Haas-van Alphen (dHvA) effect in UGe$_2$ are measured at pressures {\it P} up to 17.7 kbar for the magnetic field {\it B} parallel to the {\it a} axis, which is the easy axis of magnetization. Two anomalies are…

Strongly Correlated Electrons · Physics 2009-11-07 T. Terashima , T. Matsumoto , C. Terakura , S. Uji , N. Kimura , M. Endo , T. Komatsubara , H. Aoki , K. Maezawa

In our work, we study the dynamics of a graphene Corbino disk supported by a gold mechanical resonator in the presence of a magnetic field. We demonstrate here that our graphene/gold mechanical structure exhibits a nontrivial resonance…

Mesoscale and Nanoscale Physics · Physics 2023-01-04 Juuso Manninen , Antti Laitinen , Francesco Massel , Pertti Hakonen

The Fermi surface of graphite has been mapped out using de Haas van Alphen (dHvA) measurements at low temperature with in-situ rotation. For tilt angles $\theta>60^{\circ}$ between the magnetic field and the c-axis, the majority electron…

Mesoscale and Nanoscale Physics · Physics 2015-06-03 J. M. Schneider , B. A. Piot , I. Sheikin , D. K. Maude

We theoretically study magnetic field, temperature, and energy band-gap dependences of magnetizations in the Dirac fermions. We use the zeta function regularization to obtain analytical expressions of thermodynamic potential, from which the…

Mesoscale and Nanoscale Physics · Physics 2021-06-09 F. R. Pratama , M. Shoufie Ukhtary , Riichiro Saito

Understanding the effect of electric fields on the physical and chemical properties of two-dimensional (2D) nanostructures is instrumental in the design of novel electronic and optoelectronic devices. Several of those properties are…

Mesoscale and Nanoscale Physics · Physics 2014-08-19 Elton J. G. Santos

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

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 theoretical investigation of the cluster de Haas - van Alphen (dHvA) oscillations in three-dimensional systems performed for the first time. Applying a three-dimensional oscillator model to systems with electron numbers $10< N \leq…

Mesoscale and Nanoscale Physics · Physics 2009-11-10 N. K. Kuzmenko , V. M. Mikhajlov

An analytical form of the quantum magnetization oscillations (de Haas-van Alphen effect) is derived for two- and quasi two-dimensional metals in normal and superconducting mixed states. The theory is developed under condition that the…

Statistical Mechanics · Physics 2017-02-08 T. Champel , V. P. Mineev

Quantum oscillations originating from the quantization of the electron cyclotron orbits provide ultrasensitive diagnostics of electron bands and interactions in novel materials. We report on the first direct-space nanoscale imaging of the…

Materials subjected to a magnetic field exhibit the Hall effect, a phenomenon studied and understood in fine detail. Here we report a qualitative breach of this classical behavior in electron systems with high viscosity. The viscous fluid…

We study the de Haas-van Alphen (dHvA) oscillation in two-dimensional and quasi-two-dimensional systems. We give a general formula of the dHvA oscillation in two-dimensional multi-band systems. By using this formula, the dHvA oscillation…

Materials Science · Physics 2009-11-07 Keita Kishigi , Yasumasa Hasegawa

We report the observation of strongly temperature-dependent, asymmetric spectral lines in electronic Raman scattering spectra of graphite in a high magnetic field up to 45 T applied along the c-axis. The magnetic field quantizes the…

Mesoscale and Nanoscale Physics · Physics 2014-03-06 Y. Ma , Y. Kim , N. G. Kalugin , A. Lombardo , A. C. Ferrari , J. Kono , A. Imambekov , D. Smirnov
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