publicationDate stringlengths 1 2.79k | title stringlengths 1 36.5k ⌀ | abstract stringlengths 1 37.3k ⌀ | id stringlengths 9 47 |
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2021-10-05 | Role of the high-spin nucleon and delta resonances in the $KΛ$ and $KΣ$ photoproduction off the nucleon | We have investigated the effect of nucleon and delta resonances with spins
11/2, 13/2, and 15/2 in the kaon photoproduction process $\gamma + N \to K + Y$
by using two covariant isobar models. The formalism for high-spin propagators
and interaction Lagrangians were adopted from the works of Pascalutsa and
Vrancx et al.... | 2110.01789v1 |
1998-09-16 | The effective Hamiltonian of the Pound-Overhauser controlled-NOT gate | In NMR-based quantum computing, it is known that the controlled-NOT gate can
be implemented by applying a low-power, monochromatic radio-frequency field to
one peak of a doublet in a weakly-coupled two-spin system. This is known in NMR
spectroscopy as Pound-Overhauser double resonance. The ``transition''
Hamiltonian th... | 9809045v1 |
2017-02-07 | Possible hundredfold enhancement in the direct magnetic coupling of a single atomic spin to a circuit resonator | We report on the challenges and limitations of direct coupling of the
magnetic field from a circuit resonator to an electron spin bound to a donor
potential. We propose a device consisting of a trilayer lumped-element
superconducting resonator and a single donor implanted in enriched $^{28}$Si.
The resonator impedance ... | 1702.02210v3 |
2020-05-26 | Dynamical History of the Uranian System | We numerically simulate the past tidal evolution of the five large moons of
Uranus (Miranda, Ariel, Umbriel, Titania, and Oberon). We find that the most
recent major mean-motion resonance (MMR) between any two moons, the
Ariel-Umbriel 5:3 MMR, had a large effect on the whole system. Our results
suggest that this resona... | 2005.12887v1 |
2004-04-14 | Spin-orbit entanglement in time evolution of radial wave packets in hydrogenic systems | Time evolution of radial wave packets built from the eigenstates of Dirac
equation for a hydrogenic systems is considered. Radial wave packets are
constructed from the states of different $n$ quantum number and the same lowest
angular momentum. In general they exhibit a kind of breathing motion with
dispersion and (par... | 0404084v1 |
2008-04-07 | Phase reciprocity of spin-wave excitation by a microstrip antenna | Using space-, time- and phase-resolved Brillouin light scattering
spectroscopy we investigate the difference in phase of the two
counterpropagating spin waves excited by the same microwave microstrip
transducer. These studies are performed both for backward volume magnetostatic
waves and magnetostatic surface waves in ... | 0804.1090v1 |
2015-11-30 | Frequency non-reciprocity of surface spin wave in Permalloy thin films | Surface spin waves in thin Permalloy films are studied by means of
propagative spin wave spectroscopy. We observe a systematic difference of up to
several tens of MHz when comparing the frequencies of counter-propagating
waves. This frequency non-reciprocity effect is modeled using an analytical
dipole-exchange theory ... | 1511.09351v1 |
2019-05-20 | Topological characterization of classical waves: the topological origin of magnetostatic surface spin waves | We propose a topological characterization of Hamiltonians describing
classical waves. Applying it to the magnetostatic surface spin waves that are
important in spintronics applications, we settle the speculation over their
topological origin. For a class of classical systems that includes spin waves
driven by dipole-di... | 1905.07909v1 |
2017-03-09 | Overcoming thermal noise in non-volatile spin wave logic | Spin waves are propagating disturbances in magnetically ordered materials,
analogous to lattice waves in solid systems and are often described from a
quasiparticle point of view as magnons. The attractive advantages of
Joule-heat-free transmission of information, utilization of the phase of the
wave as an additional de... | 1703.03460v2 |
2022-04-15 | Experimental Visualization of Dispersion Characteristics of Backward Volume Spin Wave Modes | Basing on the measurement of spatial spectra (spectra of wavenumbers), the
dispersion characteristics of the first three modes of backward volume spin
wave, propagating along the direction of a constant uniform magnetic field in a
tangentially magnetized ferrite film, were visualized firstly. The study was
carried out ... | 2204.08293v1 |
2024-02-18 | Double-$Q$ and quadruple-$Q$ instabilities at low-symmetric ordering wave vectors under tetragonal symmetry | Multiple-$Q$ states are expressed as a superposition of spin density waves at
multiple ordering wave vectors, which results in unconventional complicated
spin textures, such as skyrmion, hedgehog, and vortex. We investigate the
multiple-$Q$ instability by focusing on the low-symmetric ordering wave vectors
in momentum ... | 2402.11721v1 |
2014-02-06 | Alfvén Wave Driven High Frequency Waves in the Solar Atmosphere: Implications for Ion Heating | This work is an extension of Kaghashvili [1999] where ion-cyclotron wave
dissipation channel for Alfv\'en waves was discussed. While our earlier study
dealt with the mode coupling in the commonly discussed sense, here we study
changes in the initial waveform due to interaction of the initial driver
Alfv\'en wave and th... | 1402.1518v1 |
2016-09-08 | Harmonics Effect on Ion-Bulk Waves in CH Plasmas | The harmonics effect on ion-bulk (IBk) waves has been researched by Vlasov
simulation. The condition of excitation of a large-amplitude IBk waves is given
to explain the phenomenon of strong short-wavelength electrostatic activity in
solar wind. When $k$ is much lower than $k_{lor}/2$ ($k_{lor}$ is the wave
number at l... | 1609.02280v1 |
2017-08-12 | Effects of equatorial chorus wave normal azimuthal distribution on wave propagation | The non-ducted propagation characteristics of the VLF waves in the inner
magnetosphere were studied with respect to their frequency, source
localization, and initial wave normal angle, between the wave-normal and the
background magnetic field. The ray tracing software based on multi-components
cold plasma approach was ... | 1708.03819v1 |
2019-08-17 | Non-spreading matter-wave packets in a ring | Non-spreading wave packets and matter-wave packets in ring traps both have
attracted great research interests due to their miraculous physical properties
and tempting applications for quite a long time. Here, we proved that there
exists only one set of non-spreading matter-wave packets in a free ring, and
this set of w... | 1908.06285v1 |
2022-05-01 | Large mode-2 internal solitary waves in three-layer flows | In this paper, we investigate mode-2 solitary waves in a three-layer
stratified flow model. Localised travelling wave solutions to both the fully
nonlinear problem (Euler equations), and the three-layer Miyata-Choi-Camassa
equations are found numerically and compared. Mode-2 solitary waves with speeds
slower than the l... | 2205.00503v2 |
2023-11-28 | The Hoyle and associated excited states from the viewpoint of pocket resonances in alpha + 8Be reactions | We examine the production of the Hoyle and associated excited states from the
viewpoint of pocket resonances in the reaction of an $\alpha$-particle on a
ground state prolate $^8$Be nucleus within the optical model coupled-channel
framework. The predicted reaction cross sections, as a function of the
center-of-mass ene... | 2311.16837v1 |
2010-08-19 | Gravitational Radiations from a Spinning Compact Object around a supermassive Kerr black hole in circular orbit | The gravitational waves and energy radiations from a spinning compact object
with stellar mass in a circular orbit in the equatorial plane of a supermassive
Kerr black hole are investigated in this paper. The effect how the spin acts on
energy and angular moment fluxes is discussed in detail. The calculation
results in... | 1008.3324v3 |
2001-12-19 | A non-linear theory of vertical resonances in accretion discs | An important and widely neglected aspect of the interaction between an
accretion disc and a massive companion with a coplanar orbit is the vertical
component of the tidal force. As shown by Lubow, the response of the disc to
vertical forcing is resonant at certain radii, at which a localized torque is
exerted, and from... | 0112443v1 |
2006-05-18 | Resonant Relaxation near the Massive Black Hole in the Galactic Center | The coherent torques between stars on orbits near massive black holes (MBHs)
lead to resonant angular momentum relaxation. Due to the fact that orbits are
Keplerian to good approximation, the torques efficiently change the magnitude
of the angular momenta and rotate the orbital inclinations. As a result the
stars are r... | 0605457v1 |
2009-05-31 | The impact of local resonance on the enhanced transmission and dispersion of surface resonances | We investigate the enhanced microwave transmission through the array of
metallic coaxial annular apertures (MCAAs) experimentally and theoretically.
The even-mode and the odd-mode surface resonances are clarified from the
spatial field distributions and the dispersion diagram. The impact of local
resonance is thoroughl... | 0906.0128v1 |
2011-10-12 | Giant red shift and enhancement of resonant light confinement in planar array of dielectric bars | Results of research of resonant phenomena in planar periodic structures
consisted of dielectric elements are presented. A problem of plane wave
diffraction by a structure which a periodic cell is composed of two dielectric
bars with different lengths has been solved. For the first time an existence of
high Q-factor tra... | 1110.2699v2 |
2012-07-01 | Observation of two new $N^*$ resonances in $ψ(3686) \rightarrow p\bar{p}π^0$ | Based on 106$\times10^6 \psi(3686)$ events collected with the BESIII detector
at the BEPCII facility, a partial wave analysis of $\psi(3686)\rightarrow
p\bar{p}\pi^0$ is performed. The branching fraction of this channel has been
determined to be $B(\psi(3686)\rightarrow p\bar{p}\pi^0) =
(1.65\pm0.03\pm0.15)\times 10^{-... | 1207.0223v2 |
2014-10-24 | Bound and resonance states of the dipolar anion of hydrogen cyanide: competition between threshold effects and rotation in an open quantum system | Bound and resonance states of the dipole-bound anion of hydrogen cyanide
HCN$^-$ are studied using a non-adiabatic pseudopotential method and the
Berggren expansion technique involving bound states, decaying resonant states,
and non-resonant scattering continuum. We devise an algorithm to identify the
resonant states i... | 1410.6660v1 |
2014-11-06 | The nucleon resonances in the $J/ψ\to p\bar{p}η'$ decay | We are aiming to study the $J/\psi \to p\bar{p}\eta'$ decay in an isobar
model and the effective Lagrangian approach. After a careful exploration of the
contributions of the $S_{11}(1535)$, $P_{11}(1710)$, $P_{13}(1900)$,
$S_{11}(2090)$ and $P_{11}(2100)$ resonances, we conclude that either a
subthreshold resonance or ... | 1411.1493v1 |
2019-11-27 | Spatial Resolution, Sensitivity and Surface Selectivity in Resonant Mode Photothermal Induced Resonance Spectroscopy | Photothermal-Induced Resonance (PTIR) is increasingly used in the measurement
of infrared absorption spectra of sub-micrometer objects. The technique
measures IR absorption spectra by relying on the photothermal effect induced by
a rapid pulse of light and the excitation of the resonance spectrum of an AFM
cantilever i... | 1911.12097v1 |
2021-12-07 | Plasmon resonances of nanorods in transverse electromagnetic scattering | Plasmon resonance is the resonant oscillation of conduction electrons at the
interface between negative and positive permittivity material stimulated by
incident light, which forms the fundamental basis of many cutting-edge
industrial applications. We are concerned with the quantitative theoretical
understanding of thi... | 2112.03697v2 |
2022-07-29 | Coherent resonant transmission | The reflectionless coherent light transport in the coupled resonator array is
investigated in the presence of intra-resonator intermodal coupling between the
clockwise and counterclockwise modes, which plays a constructive role for
modulating the light flow rather than inducing the unwanted backscattering. The
interpla... | 2207.14453v1 |
2020-12-04 | Effects of hybridization and spin-orbit coupling to induce odd frequency pairing in two-band superconductors | The effects of spin independent hybridization potential and spin orbit
coupling on two band superconductor with equal time s-wave inter band pairing
order parameter is investigated theoretically. To study symmetry classes in two
band superconductors the Gorkov equations are solved analytically. By defining
spin singlet... | 2012.02810v1 |
1996-09-11 | Cumulant approach to weakly doped antiferromagnets | We present a new approach to static and dynamical properties of holes and
spins in weakly doped antiferromagnets in two dimensions. The calculations are
based on a recently introduced cumulant approach to ground--state properties of
correlated electronic systems. The present method allows to evaluate hole and
spin--wav... | 9609098v1 |
2005-06-21 | Spin wave contribution to the nuclear spin-lattice relaxation in triplet superconductors | We discuss collective spin wave excitations in triplet superconductors with
an easy axis anisotropy for the order parameter. Using a microscopic model for
interacting electrons we estimate the frequency of such excitations in
Bechgaard salts and ruthenate superconductors to be one and twenty GHz
respectively. We introd... | 0506548v1 |
2008-10-27 | Anisotropic itinerant magnetism and spin fluctuations in BaFe2As2: A neutron scattering study | Neutron scattering measurements were performed to investigate magnetic
excitations in a single-crystal sample of the ternary iron arsenide BaFe2As2, a
parent compound of a recently discovered family of Fe-based superconductors. In
the ordered state, we observe low energy spin-wave excitations with a gap
energy of 9.8(4... | 0810.4790v2 |
2011-02-27 | Multiorbital Spin Susceptibility in a Magnetically Ordered State - Orbital versus Excitonic Spin Density Wave Scenario | We present a general theory of multiorbital spin waves in magnetically
ordered metallic systems. Motivated by the itinerant magnetism of iron-based
superconductors, we compare the magnetic excitations for two different
scenarios: when the magnetic order either sets in on the on-site orbital level;
or when it appears as... | 1102.5532v1 |
2012-09-07 | Chiral Spin Waves in Fermi Liquids with Spin-Orbit Coupling | We predict the existence of chiral spin waves collective modes in a
two-dimensional Fermi liquid with the Rashba or Dresselhaus spin-orbit
coupling. Starting from the phenomenological Landau theory, we show that the
long-wavelength dynamics of magnetization is governed by the Klein- Gordon
equations. The standing-wave ... | 1209.1647v1 |
2016-03-30 | Low-damping transmission of spin waves through YIG/Pt-based layered structures for spin-orbit-torque applications | We show that in YIG-Pt bi-layers, which are widely used in experiments on the
spin transfer torque and spin Hall effects, the spin-wave amplitude
significantly decreases in comparison to a single YIG film due to the
excitation of microwave eddy currents in a Pt coat. By introducing a novel
excitation geometry, where th... | 1603.09201v1 |
2021-08-12 | Magnetic interactions and spin excitations in van der Waals ferromagnet VI$_3$ | Using a combination of density functional theory (DFT) and spin-wave theory
methods, we investigate the magnetic interactions and spin excitations in
semiconducting VI$_3$. Exchange parameters of monolayer, bilayer, and bulk
forms are evaluated by mapping the magnetic energies of various spin
configurations, calculated... | 2108.05528v1 |
2017-03-22 | Quantum spin Hall density wave insulator of correlated fermions | We present the theory of a new type of topological quantum order which is
driven by the spin-orbit density wave order parameter, and distinguished by
$Z_2$ topological invariant. We show that when two oppositely polarized chiral
bands [resulting from the Rashba-type spin-orbit coupling $\alpha_k$, $k$ is
crystal moment... | 1703.07629v1 |
2021-07-19 | Damped Dirac magnon in a metallic kagome antiferromagnet FeSn | The kagome lattice is a fertile platform to explore topological excitations
with both Fermi-Dirac and Bose-Einstein statistics. While relativistic Dirac
Fermions and flat-bands have been discovered in the electronic structure of
kagome metals, the spin excitations have received less attention. Here we
report inelastic ... | 2107.08915v1 |
2023-01-12 | Towards Magnonic Logic and Neuromorphic Computing: Controlling Spin-Waves by Spin-Polarized Current | Spin-waves (magnons) are among the prime candidates for building fast yet
energy-efficient platforms for information transport and computing. We here
demonstrate theoretically and in state-of-the-art micromagnetic simulation the
effects that strategically-injected spin-polarized current can have on
controlling magnonic... | 2301.04922v1 |
2023-10-02 | Breakdown of Linear Spin-Wave Theory in a Non-Hermitian Quantum Spin Chain | We present the spin-wave theory of the excitation spectrum and quench
dynamics of the non-Hermitian transverse-field Ising model. The complex
excitation spectrum is obtained for a generic hypercubic lattice using the
linear approximation of the Holstein-Primakoff transformation together with the
complex bosonic Bogolyu... | 2310.00985v1 |
2005-02-14 | 1/S-expansion study of spin waves in a two-dimensional Heisenberg antiferromagnet | We study the effects of quantum fluctuations on excitation spectra in the
two-dimensional Heisenberg antiferromagnet by means of the 1/S expansion. We
calculate the spin-wave dispersion and the transverse dynamical structure
factor up to the second order of 1/S in comparison with inelastic neutron
scattering experiment... | 0502318v2 |
2009-07-31 | Magnetic Cellular Nonlinear Network with Spin Wave Bus for Image Processing | We describe and analyze a cellular nonlinear network based on magnetic
nanostructures for image processing. The network consists of magneto-electric
cells integrated onto a common ferromagnetic film - spin wave bus. The
magneto-electric cell is an artificial two-phase multiferroic structure
comprising piezoelectric and... | 0907.5453v1 |
2011-02-15 | Tunneling properties of Bogoliubov mode and spin wave modes in supercurrent states of a spin-1 ferromagnetic spinor Bose-Einstein condensate | We investigate tunneling properties of collective excitations in the
ferromagnetic phase of a spin-1 spinor Bose-Einstein condensate (BEC). In
addition to the Bogoliubov mode, this superfluid phase has two spin
excitations, namely, the gapless transverse spin wave and the quadrupolar mode
with a finite excitation gap. ... | 1102.3113v1 |
2019-02-11 | Spin-wave phase inverter upon a single nanodefect | Local modification of magnetic properties of nanoelements is a key to design
future-generation magnonic devices, in which information is carried and
processed via spin waves. One of the biggest challenges here is to fabricate
simple and miniature phase-controlling elements with broad tunability. Here, we
successfully r... | 1902.03758v1 |
2021-04-09 | Measuring the dispersion relations of spin wave bands using time-of-flight spectroscopy | We develop a generic all-inductive procedure to measure the band structure of
spin waves in a magnetic thin stripe. In contrast to existing techniques, our
method works even if several spin wave branches coexist in the investigated
frequency interval, provided that the branches possess sufficiently different
group velo... | 2104.04262v2 |
2021-04-16 | Implementing a magnonic time-delay reservoir computer model | Recently we demonstrated experimentally that microwave oscillators based on
the time delay feedback provided by traveling spin waves could operate as
reservoir computers. In the present paper, we extend this concept by adding the
feature of time multiplexing made available by the large propagation
times/distances of tr... | 2104.07879v1 |
2017-03-20 | Spin-Wave Dynamics in the Presence of Magnetic Vortices | This chapter describes spin-wave excitations in nanosized dots and rings in
the presence of the vortex state. The special attention is paid to the
manifestation of the competition between exchange and dipolar interactions in
the spin-wave spectrum as well as the correlation between the spectrum and the
stability of the... | 1703.06668v1 |
2019-01-02 | Skyrmion Tubes as Magnonic Waveguides | Various latest experiments have proven the theoretical prediction that domain
walls in planar magnetic structures can channel spin waves as outstanding
magnonic waveguides, establishing a superb platform for building magnonic
devices. Recently, three-dimensional nanomagnetism has been boosted up and
become a significan... | 1901.00253v1 |
2020-06-28 | Hydrodynamics of quantum corrections to the Coulomb interaction via the third rank tensor evolution equation: Application to the Langmuir waves and the spin-electron-acoustic waves | If we study the quantum effects in plasmas in terms of traditional
hydrodynamics via the continuity and Euler equations we find the quantum Bohm
potential and the force of spin-spin interaction. However, if we extend the set
hydrodynamic equations beyond the 13-moments approximation, and include the
third rank tensor e... | 2006.15656v1 |
2023-06-27 | Three-dimensional spin-wave dynamics, localization and interference in a synthetic antiferromagnet | Spin waves are collective perturbations in the orientation of the magnetic
moments in magnetically ordered materials. Their rich phenomenology is
intrinsically three-dimensional; however, the three-dimensional imaging of spin
waves has so far not been possible. Here, we image the three-dimensional
dynamics of spin wave... | 2306.15404v2 |
1997-11-25 | Resonant tunneling of electromagnetic waves through polariton gaps | We consider resonant tunneling of electromagnetic waves through an optical
barrier formed by dielectric layers with the frequency dispersion of their
dielectric permiability. The frequency region between lower and upper polariton
branches in these materials presents a stop band for electromagnetic waves. We
show that r... | 9711268v2 |
2003-07-08 | Resonant acousto-optics of microcavity polaritons | We propose and analyze theoretically a resonant acousto-optic Stark effect
for microcavity (MC) polaritons parametrically driven by a surface acoustic
wave. For GaAs-based microcavities our scheme ``acoustic pumping - optical
probing'' deals with surface acoustic waves of frequency $\nu_{\rm SAW} \simeq
0.5 - 3$ GHz an... | 0307179v1 |
2003-09-26 | Near-Resonant, Steady Mode Interaction: Periodic, Quasi-Periodic and Localized Patterns | Motivated by the rich variety of complex periodic and quasi-periodic patterns
found in systems such as two-frequency forced Faraday waves, we study the
interaction of two spatially periodic modes that are nearly resonant. Within
the framework of two coupled one-dimensional Ginzburg-Landau equations we
investigate analy... | 0309070v2 |
2011-12-12 | Dispersion in media containing resonant inclusions: where does it come from? | We study the propagation of waves in a quasi 1D homogeneous host medium
filled with various resonators. We first prove that a far field coupling
between the elements explains its dispersive nature. This coupling is
interpreted as a Fano interference between the incoming wave and the waves
re-radiated by each resonator,... | 1112.2524v1 |
2015-03-05 | Resonance broadening due to particle scattering and mode-coupling in the quasi-linear relaxation of electron beams | Of particular interest for radio and hard X-ray diagnostics of accelerated
electrons during solar flares is the understanding of the basic non-linear
mechanisms regulating the relaxation of electron beams propagating in turbulent
plasmas. In this work, it is shown that in addition to scattering of beam
electrons, scatt... | 1503.01710v1 |
2017-08-14 | Giant THz surface plasmon polariton induced by high-index dielectric metasurface | We use computational approaches to explore the role of a
high-refractive-index dielectric TiO2 grating with deep subwavelength thickness
on InSb as a tunable coupler for THz surface plasmons. We find a series of
resonances as the grating couples a normally-incident THz wave to standing
surface plasmon waves on both thi... | 1709.08812v1 |
2017-11-17 | Resonance frequency broadening of wave-particle interaction in tokamaks due to Alfvénic eigenmode | We use a guiding center code ORBIT to study the broadening of resonances and
the parametric dependence of the resonance frequency broadening width
$\Delta\Omega$ on the nonlinear particle trapping frequency $\omega_b$ of
wave-particle interaction with specific examples using realistic equilibrium
DIII-D shot 159243 (Co... | 1711.06574v1 |
2017-12-02 | Phonon-interference resonance effects in nanoparticles embedded in a matrix | We report an unambiguous phonon resonance effect originating from germanium
nanoparticles embedded in silicon matrix. Our approach features the combination
of phonon wave-packet method with atomistic dynamics and finite element method
rooted in continuum theory. We find that multimodal phonon resonance, caused by
destr... | 1712.00564v1 |
2018-01-19 | Three-body recombination near a narrow Feshbach resonance in $^6$Li | We experimentally measure, and theoretically analyze the three-atom
recombination rate, $L_3$, around a narrow $s$ wave magnetic Feshbach resonance
of $^6$Li-$^6$Li at 543.3 Gauss. By examining both the magnetic field
dependence and especially the temperature dependence of $L_3$ over a wide range
of temperatures from a... | 1801.06489v1 |
2018-09-23 | Quantum-Mechanical interpretation of Riemann zeta function zeros | We demonstrate that the Riemann zeta function zeros define the position and
the widths of the resonances of the quantised Artin dynamical system. The Artin
dynamical system is defined on the fundamental region of the modular group on
the Lobachevsky plane. It has a finite volume and an infinite extension in the
vertica... | 1809.09491v1 |
2019-11-15 | Hybrid Magnetoacoustic Metamaterials for Ultrasound Control | We propose a class of metamaterials in which propagation of acoustic waves is
controlled magnetically through magnetoelastic coupling. The metamaterials are
formed by a periodic array of thin magnetic layers ('resonators') embedded in a
non-magnetic matrix. Acoustic waves carrying energy through the structure
hybridize... | 1911.06774v1 |
2017-10-12 | Scattering of flexural waves from an $N$-beam resonator in a thin plate | The impedance matrix method is applied to study the scattering of flexural
waves propagating in an infinite thin plate containing an $N$-beam resonator.
The resonator consists of a circular hole containing a smaller plate connected
to the background plate by a number $N$ of rectangular beams. After
representing the bou... | 1710.04610v1 |
2019-07-08 | Hyperon I: Partial wave amplitudes for $K^-p$ scattering | Early data on $K^-$ induced reactions off protons are collected and used in a
coupled-channel partial wave analysis (PWA). Data which had been published in
the form of Legendre coefficients are included in the PWA. In a {\it primary}
fit using 3* and 4* resonances only, we observe some significant discrepancies
with th... | 1907.03645v1 |
2019-05-26 | Piezo-optomechanical coupling of a 3D microwave resonator to a bulk acoustic wave crystalline resonator | We report the observation of coupling between a 3D microwave cavity mode and
a bulk mechanical resonator mediated by piezoelectric and radiation pressure
effects. The system is composed of a quartz bulk acoustic wave resonator placed
inside a microwave re-entrant cavity, which is designed to act as both the
electrodes ... | 1907.10753v2 |
2021-03-10 | Modulated rotating waves and triadic resonances in spherical fluid systems: The case of magnetized spherical Couette flow | The existence of triadic resonances in the magnetized spherical Couette
system (MSC) is related to the development of modulated rotating waves, which
are quasiperiodic flows understood in terms of bifurcation theory in systems
with symmetry. In contrast to previous studies in spherical geometry the
resonant modes are n... | 2103.05924v1 |
2021-03-12 | Effects of external flow on resonant absorption of coronal loop kink oscillations driven by an external fast wave: Selective excitation problem | Resonant absorption is considered as a crucial mechanism for the damping of
the coronal loop oscillations and plasma heating. We study resonant absorption
of the coronal loop kink oscillations excited by such external drivers as
flares on the assumption that there is an intermediate shear flow region
surrounding the lo... | 2103.07063v2 |
2022-07-18 | Non-local scattering control in coupled resonator networks | We demonstrate scattering control of Gaussian-like wave packets propagating
with constant envelope velocity and invariant waist through coupled resonator
optical waveguides (CROW) via an external resonator coupled to multiple sites
of the CROW. We calculate the analytical reflectance and transmittance using
standard sc... | 2207.08932v1 |
2023-10-18 | Physics-informed Neural Network for Acoustic Resonance Analysis in a One-Dimensional Acoustic Tube | This study devised a physics-informed neural network (PINN) framework to
solve the wave equation for acoustic resonance analysis. The proposed
analytical model, ResoNet, minimizes the loss function for periodic solutions
and conventional PINN loss functions, thereby effectively using the function
approximation capabili... | 2310.11804v3 |
2001-06-05 | Magnetic Resonance of Spin Clusters and Triplet Excitations in a Spin-Peierls Magnet with Impurities | The magnetic resonance spectrum of spin clusters formed in spin-Peierls
magnets in the vicinity of impurity ions was investigated. The observed
temperature dependences of the effective g-factor and the linewidth of the
electron spin resonance (ESR) in crystals of Cu(1-x)Ni(x)GeO(3) are described
in the model of the exc... | 0106069v1 |
2004-04-16 | Resonant photon absorption in the low spin molecule V15 | We report the first study of the micro-SQUID response of a molecular system
to electromagnetic radiation. The advantages of our micro-SQUID technique in
respect to pulsed electron paramagnetic resonance (EPR) techniques consist in
the possibility to perform time-resolved experiments (below 1 ns) on
submicrometer sizes ... | 0404410v1 |
2004-06-08 | Spin injection and detection by resonant tunneling structure | A theory of spin-dependent electron transmission through resonant tunneling
diode (RTD) grown of non-centrosymmetrical semiconductor compounds has been
presented. It has been shown that RTD can be employed for injection and
detection of spin-polarized carriers: (i) electric current flow in the
interface plane leads to ... | 0406191v1 |
2003-07-04 | Characterizing the spin state of an atomic ensemble using the magneto-optical resonance method | Quantum information protocols utilizing atomic ensembles require preparation
of a coherent spin state (CSS) of the ensemble as an important starting point.
We investigate the magneto-optical resonance method for characterizing a spin
state of cesium atoms in a paraffin coated vapor cell. Atoms in a constant
magnetic fi... | 0307028v2 |
2003-07-07 | Baseband Detection of Bistatic Electron Spin Signals in Magnetic Resonance Force Microscopy (MRFM) | In single spin Magnetic Resonance Force Microscopy (MRFM), the objective is
to detect the presence of an electron (or nuclear) spin in a sample volume by
measuring spin-induced attonewton forces using a micromachined cantilever. In
the OSCAR method of single spin MRFM, the spins are manipulated by an external
rf field ... | 0307042v2 |
2008-10-09 | Electron Spin Resonance across the Charge-ordering Transition in YBaMn2O6 | We investigated the metal-ordered manganite system YBaMn2O6 using electron
spin resonance (ESR) in the paramagnetic regime across the charge-ordering and
structural phase transition at T_CO = 480 K and T_t = 520 K, respectively. All
ESR parameters exhibit jump-like changes at T_t while the charge-ordering at
T_CO manif... | 0810.1641v1 |
2011-03-16 | Electron spin synchronization induced by optical nuclear magnetic resonance feedback | We predict a new physical mechanism explaining the electron spin precession
frequency focusing effect observed recently in singly charged quantum dots
exposed to a periodic train of resonant circularly polarized short optical
pulses [A. Greilich et al, Science 317, 1896 (2007), Ref. 1]. We show that
electron spin prece... | 1103.3249v2 |
2012-03-30 | Network analyzer measurements of spin transfer torques in magnetic tunnel junctions | We demonstrate a simple network-analyzer technique to make quantitative
measurements of the bias dependence of spin torque in a magnetic tunnel
junction. We apply a microwave current to exert an oscillating spin torque near
the ferromagnetic resonance frequency of the tunnel junction's free layer. This
produces an osci... | 1204.0038v2 |
2012-05-25 | Electron spin resonance detected by a superconducting qubit | A new method for detecting the magnetic resonance of electronic spins at low
temperature is demonstrated. It consists in measuring the signal emitted by the
spins with a superconducting qubit that acts as a single-microwave-photon
detector, resulting in an enhanced sensitivity. We implement this new type of
electron-sp... | 1205.5659v1 |
2012-07-13 | Resolving Spin-Orbit and Hyperfine Mediated Electric Dipole Spin Resonance in a Quantum Dot | We investigate the electric manipulation of a single electron spin in a
single gate-defined quantum dot. We observe that so-far neglected differences
between the hyperfine and spin-orbit mediated electric dipole spin resonance
conditions have important consequences at high magnetic fields. In experiments
using adiabati... | 1207.3331v2 |
2013-03-01 | Spontaneous and resonant lifting of the spin blockade in nanowire quantum dots | A complete numerical description of the charge and spin dynamics of a
two-electron system confined in narrow nanowire quantum dots under oscillating
electric field is presented in the context of recent electric dipole spin
resonance experiments. We find that the spin-orbit coupling results in lifting
the spin blockade ... | 1303.0211v2 |
2013-03-12 | Optical signals of spin switching using the optical Stark effect in a Mn doped quantum dot | The optically induced spin dynamics of a single Mn atom embedded into a
single semiconductor quantum dot can be strongly influenced by using the
optical Stark effect. The exchange interaction gives rise to simultaneous spin
flips between the quantum dot electron and Mn. In the time domain these flips
correspond to exch... | 1303.2909v1 |
2013-04-17 | Detecting and polarizing nuclear spins with double resonance on a single electron spin | We report the detection and polarization of nuclear spins in diamond at room
temperature by using a single nitrogen-vacancy (NV) center. We use
Hartmann-Hahn double resonance to coherently enhance the signal from a single
nuclear spin while decoupling from the noisy spin-bath, which otherwise limits
the detection sensi... | 1304.4709v2 |
2013-11-20 | Spin bath maser in a cryogenically cooled sapphire whispering gallery mode resonator | We report the observation of a mechanism of maser generation in an ensemble
of inter-coupled, inhomogeneously broadened two-level systems, enhanced by high
quality factor electromagnetic cavity modes. In this previously unobserved form
of population inversion, an inseparable quantum system leads to cavity-enhanced
stim... | 1311.4961v2 |
2013-12-03 | Local magnetism and spin correlations in the geometrically frustrated cluster magnet LiZn$_2$Mo$_3$O$_8$ | LiZn$_2$Mo$_3$O$_8$ has been proposed to contain $S~=~1/2$ Mo$_3$O$_{13}$
magnetic clusters arranged on a triangular lattice with antiferromagnetic
nearest-neighbor interactions. Here, microwave and terahertz electron spin
resonance (ESR), $^7$Li nuclear magnetic resonance (NMR), and muon spin
rotation ($\mu \textrm{SR... | 1312.0955v1 |
2014-03-04 | Off-Resonant Manipulation of Spins in Diamond via Precessing Magnetization of a Proximal Ferromagnet | We report the manipulation of nitrogen vacancy (NV) spins in diamond when
nearby ferrimagnetic insulator, yttrium iron garnet, is driven into precession.
The change in NV spin polarization, as measured by changes in
photoluminescence, is comparable in magnitude to that from conventional
optically detected magnetic reso... | 1403.0656v1 |
2014-04-05 | Single spin stochastic optical reconstruction microscopy | We experimentally demonstrate precision addressing of single quantum emitters
by combined optical microscopy and spin resonance techniques. To this end we
utilize nitrogen-vacancy (NV) color centers in diamond confined within a few
ten nanometers as individually resolvable quantum systems. By developing a
stochastic op... | 1404.1520v1 |
2014-05-06 | Circuit-quantum electrodynamics with direct magnetic coupling to single-atom spin qubits in isotopically enriched 28Si | Recent advances in silicon nanofabrication have allowed the manipulation of
spin qubits that are extremely isolated from noise sources, being therefore the
semiconductor equivalent of single atoms in vacuum. We investigate the
possibility of directly coupling an electron spin qubit to a superconducting
resonator magnet... | 1405.1231v2 |
2014-08-20 | Effects of interaction on field-induced resonances in confined Fermi liquid | We consider the two-dimensional electron gas confined laterally to a narrow
channel by a harmonic potential. As the Zeeman splitting matches the
intersubband separation the nonlocal spin polarization develops a minimum as
reported by Frolov et al. [Nature (London) 458, 868 (2009)]. This phenomenon
termed Ballistic Spin... | 1408.4707v2 |
2014-12-25 | Normal-mode splitting in the coupled system of hybridized nuclear magnons and microwave photons | In the weak ferromagnetic MnCO$_3$ system, a low-frequency collective spin
excitation (magnon) is the hybridized oscillation of nuclear and electron spins
coupled through the hyperfine interaction. By using a split-ring resonator, we
performed transmission spectroscopy measurements of MnCO$_3$ system and
observed, for ... | 1412.7799v3 |
2015-03-09 | Hybrid quantum device based on NV centers in diamond nanomechanical resonators plus superconducting waveguide cavities | We propose and analyze a hybrid device by integrating a microscale diamond
beam with a single built-in nitrogen-vacancy (NV) center spin to a
superconducting coplanar waveguide (CPW) cavity. We find that under an ac
electric field the quantized motion of the diamond beam can strongly couple to
the single cavity photons... | 1503.02437v2 |
2015-08-27 | Dephasing due to nuclear spins in large-amplitude electric dipole spin resonance | We have analyzed effects of the hyperfine interaction on electric dipole spin
resonance when the amplitude of the quantum-dot motion becomes comparable or
larger than the quantum dot's size. Away from the well known small-drive
regime, the important role played by transverse nuclear fluctuations leads to a
gaussian dec... | 1508.06894v2 |
2016-02-11 | Laser-Driven Multiferroics and Ultrafast Spin Current Generation | We propose an ultrafast way to generate spin chirality and spin current in a
class of multiferroic magnets using a terahertz circularly polarized laser.
Using the Floquet formalism for periodically driven systems, we show that it is
possible to dynamically control the Dzyaloshinskii-Moriya interaction in
materials with... | 1602.03702v2 |
2017-12-27 | Spin Filtering via Resonant Reflection of Relativistic Surface States | A microscopic approach is developed to scattering of surface states from a
non-magnetic linear defect at a surface with strong spin-orbit interaction.
Spin-selective reflection resonances in scattering of Rashba-split surface
states by an atomic stripe are theoretically discovered in a proof-of-principle
calculation fo... | 1712.09593v1 |
2018-01-31 | Proposal for detecting nodal-line semimetal surface-states with resonant spin-flipped reflection | Topological nodal-line semimetals are predicted to exhibit unique
drumhead-like surface states (DSS). Yet, a direct detection of such states
remains a challenge. Here, we propose spin-resolved transport in a junction
between a normal metal and a spin-orbit coupled nodal-line semimetal as the
mechanism for their detecti... | 1801.10337v3 |
2018-05-21 | Dynamical suppression of tunneling and spin switching of a spin-orbit-coupled atom in a double-well trap | We predict wide-band suppression of tunneling of spin-orbit-coupled atoms (or
noninteracting Bose-Einstein condensate) in a double-well potential with
periodically varying depths of the potential wells. The suppression of
tunneling is possible for a single state and for superposition of two states,
i.e. for a qbit. By ... | 1805.07961v1 |
2018-12-19 | Electron Spin Resonance on the spin-1/2 triangular magnet NaYbS2 | The delafossite structure of NaYbS2 contains a planar spin-1/2 triangular
lattice of Yb3+ ions and features a possible realisation of a quantum
spin-liquid state. We investigated the Yb3+ spin dynamics by Electron Spin
Resonance (ESR) in single-crystalline samples of NaYbS2. Very clear spectra
with a well-resolved and ... | 1812.07871v1 |
2018-12-19 | Electric dipole spin resonance at shallow donors in quantum wires | Electric dipole spin resonance is studied theoretically at a shallow donor
formed in a nanowire with spin-orbit coupling in a magnetic field. Such system
may represent a donor-based qubit. The single discrete energy level of the
donor is accompanied by the set of continuum states, which provide a
non-trivial interplay ... | 1812.08048v2 |
2018-04-10 | Force-detected high-frequency electron spin resonance spectroscopy using magnet-mounted nanomembrane: robust detection of thermal magnetization modulation | In this study, we report a conceptually novel broadband high-frequency
electron spin resonance (HFESR) spectroscopic technique. In contrast to the
ordinary force-detected ESR technique, which detects the magnetization change
due to the saturation effect, this method measures the magnetization change due
to the change o... | 1804.03345v3 |
2021-10-21 | Cavity Quantum Electrodynamics Effects with Nitrogen Vacancy Center Spins in Diamond and Microwave Resonators at Room Temperature | Cavity quantum electrodynamics (C-QED) effects, such as Rabi splitting, Rabi
oscillations and superradiance, have been demonstrated with nitrogen vacancy
center spins in diamond in microwave resonators at cryogenic temperature. In
this article we explore the possibility to realize strong collective coupling
and the res... | 2110.10950v1 |
2008-06-13 | Influence of dephasing process on the quantum Hall effect and the spin Hall effect | We study the influence of the phase relaxation process on Hall resistance and
spin Hall current of a mesoscopic two-dimensional (2D) four-terminal Hall
cross-bar with or without Rashba spin-orbit interaction (SOI) in a
perpendicular uniform magnetic field. We find that the plateaus of the Hall
resistance with even numb... | 0806.2173v1 |
2017-03-30 | Study of spin pumping in Co thin film vis-a-vis seed and capping layer using ferromagnetic resonance spectroscopy | We investigated the dependence of the seed [Ta/Pt, Ta/Au] and capping [Pt/Ta,
Au/Ta] layers on spin pumping effect in the ferromagnetic 3 nm thick Co thin
film using ferromagnetic resonance spectroscopy. The data is fitted with Kittel
equation to evaluate damping constant and g-factor. A strong dependence of seed
and c... | 1703.10630v1 |
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