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Related papers: Fano resonance in crossed carbon nanotubes

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In this article we characterize the macroscopic electromagnetic response of a nested wire metamaterial with a high degree of bulk structural asymmetry. The unit cell of the considered metamaterial contains two sets of metallic wires, one…

Applied Physics · Physics 2024-01-17 David E. Fernandes , Sylvain Lannebère , Tiago A. Morgado

Optical response of finite-length metallic carbon nanotubes is calculated including effects of induced edge charges in a self-consistent manner. The results show that the main resonance corresponding to excitation of the fundamental plasmon…

Mesoscale and Nanoscale Physics · Physics 2009-12-09 Takeshi Nakanishi , Tsuneya Ando

We have studied the Fano resonance in photon-assisted transport in a quantum dot and calculated both the coherent current and spectral density of shot noise. It is predicted, for the first time, that the shape of Fano profile will also…

Mesoscale and Nanoscale Physics · Physics 2009-11-10 Zhongshui Ma , Yu Zhu , Xin-Qi Li , Tsung-han Lin , Zhao-Bin Su

We study the two-terminal transport properties of a metallic single-walled carbon nanotube with good contacts to electrodes, which have recently been shown [W. Liang et al, Nature 441, 665-669 (2001)] to conduct ballistically with weak…

Mesoscale and Nanoscale Physics · Physics 2009-11-10 Claudia S. Peca , Leon Balents , Kay Wiese

We use the momentum space renormalization group to study the influence of phonons and the Coulomb interaction on the superconducting response function of armchair single-walled nanotubes. We do not find superconductivity in undoped single…

Strongly Correlated Electrons · Physics 2016-08-16 A. Sédéki , L. G. Caron , C. Bourbonnais

Transport in suspended metallic single wall carbon nanotubes in the presence of strong electron-electron interaction is investigated. We consider a tube of finite length and discuss the effects of the coupling of the electrons to the…

Mesoscale and Nanoscale Physics · Physics 2009-11-11 Wataru Izumida , Milena Grifoni

Phonon-cavity electromechanics allows the manipulation of mechanical oscillations similar to photon-cavity systems. Many advances on this subject have been achieved in various materials. In addition, the coherent phonon transfer (phonon…

The Fano resonance is a widespread wave scattering phenomenon associated with a peculiar asymmetric and ultra-sharp line shape, which has found applications in a large variety of prominent optical devices. While its substantial sensitivity…

Applied Physics · Physics 2019-01-16 Farzad Zangeneh Nejad , Romain Fleury

We present a theoretical analysis of surface-plasmon-mediated mode-coupling in a planar thin film metal/insulator stack. Solving for the modes of this structure, we obtain an avoided crossing in the angular domain that is tunable using the…

Optics · Physics 2015-09-02 Herbert Grotewohl , Miriam Deutsch

Spatially-resolved Raman spectra of individual pristine suspended carbon nanotubes are observed under electrical heating. The Raman G+ and G- bands show unequal temperature profiles. The preferential heating is more pronounced in short…

Mesoscale and Nanoscale Physics · Physics 2009-11-13 Vikram V. Deshpande , Scott Hsieh , Adam W. Bushmaker , Marc Bockrath , Stephen B. Cronin

We investigate the orbital origin of the Fano-Kondo line shapes measured in STM spectroscopy of magnetic adatoms on metal substrates. To this end we calculate the low-bias tunnel spectra of a Co adatom on the (001) and (111) Cu surfaces…

Strongly Correlated Electrons · Physics 2016-01-08 Sebastian Frank , David Jacob

The magneto-conductance of an open carbon nanotube (CNT)-quantum wire was measured in pulsed magnetic fields. At low temperatures we find a peculiar split magneto-conductance peak close to the charge neutrality point. Our analysis of the…

Mesoscale and Nanoscale Physics · Physics 2010-11-19 S. H. Jhang , M. Marganska , Y. Skourski , D. Preusche , B. Witkamp , M. Grifoni , H. van der Zant , J. Wosnitza , C. Strunk

The resonant Raman scattering of a quantum wire in a strong magnetic field is studied, focused on the effect of long range Coulomb interaction and the spin-charge separation. The energy-momentum dispersions of charge and spin excitation…

Mesoscale and Nanoscale Physics · Physics 2009-10-31 H. C. Lee

We investigate theoretically the magnetoplasmon (cyclotron) resonance in a hybrid system consisting of spatially separated two-dimensional layers of electron and dipolar exciton gases coupled via the Coulomb forces. We study the dynamics of…

Mesoscale and Nanoscale Physics · Physics 2018-04-25 M. V. Boev , V. M. Kovalev , I. G. Savenko

We report magnetic field spectroscopy measurements in carbon nanotube quantum dots exhibiting four-fold shell structure in the energy level spectrum. The magnetic field induces a large splitting between the two orbital states of each shell,…

Mesoscale and Nanoscale Physics · Physics 2007-05-23 P. Jarillo-Herrero , J. Kong , H. S. J. van der Zant , C. Dekker , L. P. Kouwenhoven , S. De Franceschi

Superconductivity in quasi-one-dimensional systems is an significant but undervalued research field. In this work, based on the electron-phonon coupling mechanism, we systematically investigate the superconductivity in quasi-one-dimensional…

Superconductivity · Physics 2026-03-17 Hua-Zhen Li , Xun-Wang Yan

We measure and analyze reflection spectra of directly coupled systems of waveguides and cavities. The observed Fano lines offer insight in the reflection and coupling processes. Very different from side-coupled systems, the observed Fano…

The Fano resonance of a single symmetry broken Ag nanodisk under a normal incidence was investigated by using finite-difference time-domain (FDTD) simulations. The asymmetry line shape of the Fano resonance was controlled by modifying the…

Mesoscale and Nanoscale Physics · Physics 2011-05-10 Zheyu Fang , Junyi Cai , Zhongbo Yan , Nathaniel K. Grady , Xing Zhu

When a two-level quantum dot and a plasmonic metal nanoantenna are resonantly coupled by the electromagnetic near field, the system can exhibit a Fano resonance, resulting in a transparency dip in the optical spectrum of the coupled system.…

Mesoscale and Nanoscale Physics · Physics 2015-06-15 Raman A. Shah , Norbert F. Scherer , Matthew Pelton , Stephen K. Gray

The current/voltage curve of metallic carbon nanotubes (CNTs) displays at high bias a sudden increase of the resistivity due to the scattering of electrons with phonons having an anomalously-high population (hot phonons). Here, we show that…

Materials Science · Physics 2009-05-20 Niels Vandecasteele , Michele Lazzeri , Francesco Mauri
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