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Fano-resonances are investigated as a new continuum excitation mode in exotic nuclei. By theoretical model calculations we show that the coupling of a single particle elastic channel to closed core-excited channels leads to sharp resonances…

Nuclear Theory · Physics 2007-05-23 S. E. A. Orrigo , H. Lenske , F. Cappuzzello , A. Cunsolo , A. Foti , A. Lazzaro , C. Nociforo , J. S. Winfield , .

We demonstrate theoretically the Fano resonance and the conversion from fast to slow light in a hybrid quantum dot-semiconductor/superconductor ring device, where the QD is coupled to a pair of MFs appearing in the hybrid S/S ring device.…

Quantum Physics · Physics 2019-03-12 Hua-Jun Chen

We present an analytical model describing the transition to strong coupling regime for an ensemble of emitters resonantly coupled to a localized surface plasmon in a metal-dielectric structure. The response of a hybrid system to an external…

Optics · Physics 2025-06-26 Zoe Scott , Shafi Muhammad , Tigran V. Shahbazyan

We analytically investigate the Fano-type optical response and four-wave mixing (FWM) process by exploiting the magnetoelasticity of a ferromagnetic material. The deformation of the ferromagnetic material plays the role of mechanical…

We have observed asymmetric Fano resonances in the conductance of a single electron transistor resulting from interference between a resonant and a nonresonant path through the system. The resonant component shows all the features typical…

Mesoscale and Nanoscale Physics · Physics 2009-10-31 J. Goeres , D. Goldhaber-Gordon , S. Heemeyer , M. A. Kastner , Hadas Shtrikman , D. Mahalu , U. Meirav

We theoretically study the resonant tunneling and Fano resonance in quantum dots with electron-phonon (e-ph) interaction. We examine the bias-voltage ($V$) dependence of the decoherence, using Keldysh Green function method and perturbation…

Mesoscale and Nanoscale Physics · Physics 2009-11-11 Akiko Ueda , Mikio Eto

We study the near-threshold molecular and collisional physics of a strong $^{40}$K p-wave Feshbach resonance through a combination of measurements, numerical calculations, and modeling. Dimer spectroscopy employs both radio-frequency…

We theoretically study the Fano-Kondo effect in a triple quantum dot (QD) system where two QDs constitute a two-level system and the other QD works in a detector with electrodes. We found that the Fano dip is clearly modulated by strongly…

Strongly Correlated Electrons · Physics 2014-01-08 Tetsufumi Tanamoto , Yoshifumi Nishi

In this chapter, we describe scattering resonance phenomena in general, and focus on the mechanism of Feshbach resonances, for which a multi-channel treatment is required. We derive the dependence of the scattering phase shift on magnetic…

Quantum Gases · Physics 2017-08-23 S. J. J. M. F. Kokkelmans

We address quantum communication channels based on phase modulation of coherent states and analyze in details the effects of static and dynamical (stochastic) phase diffusion. We evaluate mutual information for an ideal phase receiver and…

Quantum Physics · Physics 2015-10-27 Jacopo Trapani , Berihu Teklu , Stefano Olivares , Matteo G. A. Paris

We have performed RF spectroscopy on very high quality two dimensional electron systems in the high magnetic field insulating phase, usually associated with a Wigner solid (WS) pinned by disorder. We have found two different resonances in…

Strongly Correlated Electrons · Physics 2007-05-23 Yong P. Chen , R. M. Lewis , L. W. Engel , D. C. Tsui , P. D. Ye , Z. H. Wang , L. N. Pfeiffer , K. W. West

Using arguments based on sum rules, we derive a general result for the average shifts of rf lines in Fermi gases in terms of interatomic interaction strengths and two-particle correlation functions. We show that near an interaction…

Strongly Correlated Electrons · Physics 2008-09-14 Gordon Baym , C. J. Pethick , Zhenhua Yu , Martin W. Zwierlein

Motivated by the recent progress of phonon-mediated control in quantum spin devices, we propose a possibility of hybrid measurement using electron paramagnetic resonance (EPR) and a surface acoustic wave (SAW). Considering quadrupole-strain…

Strongly Correlated Electrons · Physics 2020-11-04 Mikito Koga , Masashige Matsumoto

We study a single-species polarized Fermi gas tuned across a narrow p-wave Feshbach resonance. We show that in the course of a BEC-BCS crossover the system can undergo a magnetic field-tuned quantum phase transition from a p_x-wave to a…

Superconductivity · Physics 2009-11-10 V. Gurarie , L. Radzihovsky , A. V. Andreev

We study the phase diagram of the dilute two-component Fermi gas at zero temperature as a function of the polarization and coupling strength. We map out the detailed phase separations between superfluid and normal states near the Feshbach…

Statistical Mechanics · Physics 2009-07-31 C. -H. Pao , S. -K. Yip

The far-infrared absorption in two-dimensional electron layers subject to magnetic field of general orientation was studied theoretically. The Kubo formula is employed to derive diagonal components of the magneto-conductivity tensor of…

Mesoscale and Nanoscale Physics · Physics 2009-11-10 Nataliya A. Goncharuk , Ludvik Smrcka , Jan Kucera

In the absence of time-reversal symmetry, the asymmetric parameter q of the Fano resonance is extended into the complex space, where its trajectory can be utilized to investigate the decoherence process. By embedding the ensemble of…

Quantum Physics · Physics 2022-01-05 Tian-Jun Li , Xin-Chao Huang , Zi-Ru Ma , Bo Li , Lin-Fan Zhu

We report the observation of a Fano resonance between continuum Mie scattering and a narrow Bragg band in synthetic opal photonic crystals. The resonance leads to a transmission spectrum exhibiting a Bragg dip with an asymmetric profile,…

Systems with coupled cavities and waveguides have been demonstrated as optical switches and optical sensors. To optimize the functionalities of these optical devices, Fano resonance with asymmetric and steep spectral line shape has been…

Motivated by recent experiments, which demonstrated lasing and cooling of the electromagnetic field in an electrical resonator coupled to a superconducting qubit, we study the phase coherence and diffusion of the system in the lasing state.…

Mesoscale and Nanoscale Physics · Physics 2009-08-26 Stephan André , Valentina Brosco , Alexander Shnirman , Gerd Schön