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Related papers: New Resonances Along with Cyclotron Resonance in H…

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The magnetoresistance oscillations, which occur in a two-dimensional electron system exposed to strong microwave radiation when the microwave frequency $\omega$ coincides with the n-th subharmonic of the cyclotron frequency $\omega_c$ have…

Mesoscale and Nanoscale Physics · Physics 2009-02-24 S. I. Dorozhkin , J. H. Smet , K. von Klitzing , L. N. Pfeiffer , K. W. West

Cyclotron resonance, along with its second and third harmonics, has been observed in the quasi-two-dimensional organic superconductor $\beta^{\prime\prime}$-(BEDT-TTF)$_2$SF$_5$CH$_2$CF$_2$SO$_3$. The harmonic content is richly…

Strongly Correlated Electrons · Physics 2007-05-23 R. S. Edwards , J. A. Symington , A. Ardavan , J. Singleton , E. Rzepniewski , R. D. McDonald , J. Schlueter , A. M. Kini

Electron-electron interactions give rise to the correction, \delta\sigma^{int}(\omega), to the ac magnetoconductivity, \sigma(\omega), of a clean 2D electron gas that is periodic in \omega_c^{-1}, where \omega_c is the cyclotron frequency.…

Mesoscale and Nanoscale Physics · Physics 2008-03-05 T. A. Sedrakyan , M. E. Raikh

An interesting characteristic of magnetospheric chorus is the presence of a frequency gap at $\omega \simeq 0.5\Omega_e$, where $\Omega_e$ is the electron cyclotron angular frequency. Recent chorus observations sometimes show additional…

Space Physics · Physics 2015-04-22 Xiangrong Fu , Zehua Guo , Chuanfei Dong , S. Peter Gary

We compute the shift in the frequency of the spin resonance in a solid that rotates in the field of a circularly polarized electromagnetic wave. Electron spin resonance, nuclear magnetic resonance, and ferromagnetic resonance are…

Other Condensed Matter · Physics 2011-03-15 S. Lendinez , E. M. Chudnovsky , J. Tejada

The energy spectrum of a one-electron quantum dot doped with a single magnetic ion is studied in the presence of an external magnetic field. The allowed cyclotron resonance (CR) transitions are obtained together with their oscillator…

Strongly Correlated Electrons · Physics 2009-01-30 Nga T. T. Nguyen , F. M. Peeters

We present the first measurements of cyclotron resonance of electrons and holes in bilayer graphene. In magnetic fields up to B = 18 T we observe four distinct intraband transitions in both the conduction and valence bands. The transition…

Mesoscale and Nanoscale Physics · Physics 2008-05-21 E. A. Henriksen , Z. Jiang , L. -C. Tung , M. E. Schwartz , M. Takita , Y. -J. Wang , P. Kim , H. L. Stormer

We study the dynamical properties of an electron gas scattered by impenetrable antidots in the presence of a strong magnetic field. We find that the lineshape of the cyclotron resonance is very different from the Lorentzian and is not…

Disordered Systems and Neural Networks · Physics 2009-11-07 D. G. Polyakov , F. Evers , I. V. Gornyi

The observation of a novel type of commensurability resonance in two-dimensional, hexagonal antidot lattices is reported. These resonances have a classical character and occur at magnetic fields above the resonance that corresponds to the…

Mesoscale and Nanoscale Physics · Physics 2009-11-11 S. Meckler , T. Heinzel , A. Cavanna , G. Faini , U. Gennser , D. Mailly

The possibilities and conditions of effective interaction, in particular acceleration, of charged particles by the field of plane electromagnetic wave in the presence of an external constant mag-netic field are considered. It is shown that…

Plasma Physics · Physics 2020-03-19 V. A. Buts , V. V. Kuzmin , A. P. Tolstoluzhsky

Magnetic resonance is a widely-established phenomenon that probes magnetic properties such as magnetic damping and anisotropy. Even though the typical resonance frequency of a magnet ranges from gigahertz to terahertz, experiments also…

Mesoscale and Nanoscale Physics · Physics 2021-05-05 H. Y. Yuan , Rembert A. Duine

Experiments on resonances of conduction electrons in InGaAs/InAlAs double quantum wells at megagauss magnetic fields in the Faraday geometry are reported. We observe new cyclotron resonances assisted by emission of InAs-like and GaAs-like…

In zero magnetic field, the famous neutron spin resonance in the f-electron superconductor CeCoIn5 is similar to the recently discovered exciton peak in the non-superconducting CeB6. Magnetic field splits the resonance in CeCoIn5 into two…

We show that the the cyclotron resonance in a two-dimensional electron gas has non-trivial properties if the correlation length of the disorder is larger than the de Broglie wavelength: (a) the lineshape assumes three different forms in…

Mesoscale and Nanoscale Physics · Physics 2009-10-31 M. M. Fogler , B. I. Shklovskii

The evolution of the magnetic excitation spectrum of the unconventional superconductor CeCoIn$_{5}$ was studied by inelastic neutron scattering as a function of magnetic field applied in the [1, -1, 0] direction. The spin resonance…

Strongly Correlated Electrons · Physics 2009-11-13 J. Panarin , S. Raymond , G. Lapertot , J. Flouquet

Terahertz spectroscopy experiments at magnetic fields and low temperatures were carried out on samples of different gate shapes processed on a high electron mobility GaAs/AlGaAs heterostructure. For a given radiation frequency, multiple…

Mesoscale and Nanoscale Physics · Physics 2015-02-10 M. Białek , M. Czapkiewicz , J. Wróbel , V. Umansky , J. Łusakowski

Inter-Landau-level transitions in the bilayer graphene at high perpendicular magnetic field at the filling-factor v<<1 have been studied. The next-nearest-neighbor transitions, energy difference between dimer and non-dimer sites and layer…

Mesoscale and Nanoscale Physics · Physics 2015-05-27 V. E. Bisti , N. N. Kirova

We propose a theory for the new effects recently observed by Willett et al [1] in the magnetoresistance of a weakly modulated two dimensional electron gas near filling factor 1/2. Minima in transverse magnetoresistance and maxima in…

Mesoscale and Nanoscale Physics · Physics 2007-05-23 Nataliya A. Zimbovskaya , Joseph L. Birman

We model the magnetic ratchet effect in bilayer graphene in which a dc electric current is produced by an ac electric field of frequency $\omega$ in the presence of a steady in-plane magnetic field and inversion-symmetry breaking. In…

Mesoscale and Nanoscale Physics · Physics 2018-02-21 Narjes Kheirabadi , Edward McCann , Vladimir I. Fal'ko

We present an interpretation of recent cyclotron resonance experiments on the two-dimensional electron gas in GaAs/AlGaAs heterostructures. We show that the observed dependence of the resonance spectrum on Landau level occupancy and…

Condensed Matter · Physics 2011-08-05 N. R. Cooper , J. T. Chalker
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