Nonlinear resonances and antiresonances of a forced sonic vacuum
Author(s): D. Pozharskiy, Y. Zhang, M. O. Williams, D. M. McFarland, P. G. Kevrekidis, A. F. Vakakis, and I. G. KevrekidisWe consider a harmonically driven acoustic medium in the form of a (finite len...
2015-12-23 10:00:00
Author(s): Siu A. Chin, Omar A. Ashour, and Milivoj R. BelićBy invoking Bogoliubov's spectrum, we show that for the nonlinear Schrödinger equation, the modulation instability (MI) of its $n=1$ Fourier...
2015-12-08 10:00:00
Author(s): Antoine Riaud, Jean-Louis Thomas, Michael Baudoin, and Olivier Bou MatarDespite their self-reconstruction properties in heterogeneous media, Bessel beams are known to degenerate when they a...
2015-12-01 10:00:00
Author(s): Anna Karczewska, Piotr Rozmej, and Eryk InfeldIt is well known that the Korteweg–de Vries (KdV) equation has an infinite set of conserved quantities. The first three are often considered to...
2015-11-10 10:00:00
Rogue waves in a two-component Manakov system with variable coefficients and an external potential
Author(s): Wei-Ping Zhong, Milivoj Belić, and Boris A. MalomedWe construct rogue waves (RWs) in a coupled two-mode system with the self-focusing nonlinearity of the Manakov type (equal SPM and XPM coe...
2015-11-09 10:00:00
Coherence and aberration effects in surface plasmon polariton imaging
Author(s): Martin Berthel, Quanbo Jiang, Camille Chartrand, Joel Bellessa, Serge Huant, Cyriaque Genet, and Aurélien DrezetWe study theoretically and experimentally coherent imaging of surface plasmon...
2015-09-28 10:00:00
Scattering mean free path in continuous complex media: Beyond the Helmholtz equation
Author(s): Ibrahim Baydoun, Diego Baresch, Romain Pierrat, and Arnaud DerodeWe present theoretical calculations of the ensemble-averaged (or effective or coherent) wave field propagating in a heteroge...
2015-09-23 10:00:00
Mesoscopic magnetomechanical hysteresis in a magnetorheological elastomer
Author(s): A. M. Biller, O. V. Stolbov, and Yu. L. RaikherField-induced magnetostatic interaction in a pair of identical particles made of a magnetically soft ferromagnet is studied. It is shown that...
2015-08-26 10:00:00
Averaged model for momentum and dispersion in hierarchical porous media
Author(s): Morgan Chabanon, Bertrand David, and Benoît GoyeauHierarchical porous media are multiscale systems, where different characteristic pore sizes and structures are encountered at each scale. F...
2015-08-03 10:00:00
Deep optical penetration dynamics in photobending
Author(s): Daniel Corbett, Chen Xuan, and Mark WarnerWe model both the photostationary state and dynamics of an illuminated, photosensitive, glassy liquid crystalline sheet. To illustrate the interpla...
2015-07-31 10:00:00
Lattice mechanics of origami tessellations
Author(s): Arthur A. Evans, Jesse L. Silverberg, and Christian D. SantangeloOrigami-based design offers a promising technique to develop materials whose mechanical properties can be tuned by crease pa...
2015-07-27 10:00:00
Electromagnetic waves in a model with Chern-Simons potential
Author(s): D. Yu. Pis'mak, Yu. M. Pis'mak, and F. J. WegnerWe investigated the appearance of Chern-Simons terms in electrodynamics at the surface or interface of materials. The requirement of locality...
2015-07-17 10:00:00
Vertical dipole above a dielectric or metallic half space: Energy-flow considerations
Author(s): P. R. Berman, S. R. Zandbergen, and G. KhitrovaThe emission pattern from a classical dipole located above and oriented perpendicular to a metallic or dielectric half space is calculated for...
2015-07-07 10:00:00
Pulse reflection and transmission due to impurities in a granular chain
Author(s): Shi Wei Liu, Yang Yang Yang, Wen Shan Duan, and Lei YangReflection and transmission due to the incident wave in one-dimensional bead chains when there are impurities have been studied. The...
2015-07-06 10:00:00
Author(s): Kristina Mallory and Robert A. Van GorderStationary solutions for the cubic nonlinear Schrödinger equation modeling Bose-Einstein condensates (BECs) confined in three spatial dimensions by...
2015-07-01 10:00:00
Non-Bragg-gap solitons in one-dimensional Kerr-metamaterial Fibonacci heterostructures
Author(s): E. Reyes-Gómez, S. B. Cavalcanti, and L. E. OliveiraA detailed study of non-Bragg-gap solitons in one-dimensional Kerr-metamaterial quasiperiodic Fibonacci heterostructures is performed. Th...
2015-06-23 10:00:00
Unsteady evolution of localized unidirectional deep-water wave groups
Author(s): Will Cousins and Themistoklis P. SapsisWe study the evolution of localized wave groups in unidirectional water wave envelope equations [the nonlinear Schrödinger (NLSE) and the modified NLS...
2015-06-15 10:00:00
Cylindrical confinement of semiflexible polymers
Author(s): Pablo Vázquez-Montejo, Zachary McDargh, Markus Deserno, and Jemal GuvenThe authors study shapes and associated forces for a closed semiflexible polymer bound to the inside or the outside of...
2015-06-15 10:00:00
Author(s): Andrey V. Tyukhtin, Viktor V. Vorobev, and Sergey N. GalyaminThe radiation of a charged-particle bunch moving perpendicularly to a semi-infinite plane grid composed of thin parallel wires i...
2015-06-15 10:00:00
Nonparaxial rogue waves in optical Kerr media
Author(s): D. D. Estelle Temgoua and T. C. KofaneWe consider the inhomogeneous nonparaxial nonlinear Schrödinger (NLS) equation with varying dispersion, nonlinearity, and nonparaxiality coefficients,...
2015-06-03 10:00:00
Author(s): Robert A. Van GorderThe Hasimoto transformation between the classical LIA (local induction approximation, a model approximating the motion of a thin vortex filament) and the nonlinear Schrö...
2015-05-29 10:00:00
Reply to “Comment on ‘Self-assembly of magnetic balls: From chains to tubes’ ”
Author(s): René Messina and Igor StankovićThe authors of the Comment [Phys. Rev. E 91, 057201 (2015)] propose compact round clusters as, energetically, better candidates than stacked rings found in Me...
2015-05-19 10:00:00
Comment on “Self-assembly of magnetic balls: From chains to tubes”
Author(s): Thomas Friedrich, Ingo Rehberg, and Reinhard RichterThe paper states that magnetic balls preferably assemble in a tube geometry if the number of particles exceeds $N≥14$. We find that for s...
2015-05-19 10:00:00
Wave-packet formation at the zero-dispersion point in the Gardner-Ostrovsky equation
Author(s): A. J. Whitfield and E. R. JohnsonThe long-time effect of weak rotation on an internal solitary wave is the decay into inertia-gravity waves and the eventual emergence of a coherent, steadil...
2015-05-18 10:00:00
Cascades in nonlocal turbulence
Author(s): Gregory Falkovich and Natalia VladimirovaWe consider developed turbulence in the two-dimensional Gross-Pitaevskii model, which describes wide classes of phenomena from atomic and optical ph...
2015-04-29 10:00:00
Transient growth in Taylor-Couette flow of a Bingham fluid
Author(s): Cheng Chen, Zhen-Hua Wan, and Wei-Guo ZhangIn this paper we investigate linear transient growth of perturbation energy in Taylor-Couette flow of a Bingham fluid. The effects of yield stress...
2015-04-13 10:00:00
Author(s): P. G. Kevrekidis, Boris A. Malomed, Avadh Saxena, A. R. Bishop, and D. J. FrantzeskakisWe consider a two-dimensional (2D) generalization of a recently proposed model [Gligorić et al., Phys...
2015-04-07 10:00:00
Wave propagation in granular chains with local resonances
Author(s): Luca Bonanomi, Georgios Theocharis, and Chiara DaraioWe study wave propagation in a chain of spherical particles containing a local resonator. The resonant particles are made of an aluminum...
2015-03-31 10:00:00
Staggered parity-time-symmetric ladders with cubic nonlinearity
Author(s): Jennie D'Ambroise, P. G. Kevrekidis, and Boris A. MalomedWe introduce a ladder-shaped chain with each rung carrying a parity-time- $(\mathcal{PT}\text{−})$ symmetric gain-loss dimer. The po...
2015-03-25 10:00:00
Time-frequency dynamics of superluminal pulse transition to the subluminal regime
Author(s): Ahmed H. Dorrah, Abhinav Ramakrishnan, and Mo MojahediSpectral reshaping and nonuniform phase delay associated with an electromagnetic pulse propagating in a temporally dispersive medium ma...
2015-03-24 10:00:00
Effects of scars on icosahedral crystalline shell stability under external pressure
Author(s): Duanduan Wan, Mark J. Bowick, and Rastko SknepnekWe study how the stability of spherical crystalline shells under external pressure is influenced by the defect structure. In particular, we...
2015-03-19 10:00:00
Circular polarization memory in polydisperse scattering media
Author(s): C. M. Macdonald, S. L. Jacques, and I. V. MeglinskiWe investigate the survival of circularly polarized light in random scattering media. The surprising persistence of this form of polarizat...
2015-03-16 10:00:00
Geometric origin of negative Casimir entropies: A scattering-channel analysis
Author(s): Gert-Ludwig Ingold, Stefan Umrath, Michael Hartmann, Romain Guérout, Astrid Lambrecht, Serge Reynaud, and Kimball A. MiltonNegative values of the Casimir entropy occur quite frequently at l...
2015-03-11 10:00:00
Author(s): Min Li and Tao XuVia the $N\mathrm{th}$ Darboux transformation, a chain of nonsingular localized-wave solutions is derived for a nonlocal nonlinear Schrödinger equation with the self-induce...
2015-03-05 10:00:00
Higher-order-effects management of soliton interactions in the Hirota equation
Author(s): Pring Wong, Wen-Jun Liu, Long-Gang Huang, Yan-Qing Li, Nan Pan, and Ming LeiThe study of soliton interactions is of significance for improving pulse qualities in nonlinear optics. In this p...
2015-03-04 10:00:00
Author(s): Sushmita Chakraborty, Sudipta Nandy, and Abhijit BarthakurWe investigate coupled nonlinear Schrödinger equations (NLSEs) with variable coefficients and gain. The coupled NLSE is a model equ...
2015-02-24 10:00:00
Soliton transport in tubular networks: Transmission at vertices in the shrinking limit
Author(s): Hannes Uecker, Daniel Grieser, Zarif Sobirov, Doniyor Babajanov, and Davron MatrasulovSoliton transport in tubelike networks is studied by solving the nonlinear Schrödinger equation (NLSE)...
2015-02-20 10:00:00
Nonlinear resonances and energy transfer in finite granular chains
Author(s): Joseph Lydon, Georgios Theocharis, and Chiara DaraioIn the present work we test experimentally and compute numerically the stability and dynamics of harmonically driven monoatomic granular...
2015-02-19 10:00:00
Detecting radiation reaction at moderate laser intensities
Author(s): Thomas Heinzl, Chris Harvey, Anton Ilderton, Mattias Marklund, Stepan S. Bulanov, Sergey Rykovanov, Carl B. Schroeder, Eric Esarey, and Wim P. LeemansWe propose a new method of detecting ra...
2015-02-18 10:00:00
Conductivity of periodic composites made of matrix and polydispersed aggregates
Author(s): Quy Dong To and Guy BonnetWe present closed-form expressions of the effective conductivity of composites made of matrix and impenetrable polydispersed particles. The approach developed in a...
2015-02-18 10:00:00
Optical rogue waves associated with the negative coherent coupling in an isotropic medium
Author(s): Wen-Rong Sun, Bo Tian, Yan Jiang, and Hui-Ling ZhenOptical rogue waves of the coupled nonlinear Schrödinger equations with negative coherent coupling, which describe the propagation of orth...
2015-02-13 10:00:00
Acoustic solitons in waveguides with Helmholtz resonators: Transmission line approach
Author(s): V. Achilleos, O. Richoux, G. Theocharis, and D. J. FrantzeskakisWe report experimental results and study theoretically soliton formation and propagation in an air-filled acoustic waveguide...
2015-02-13 10:00:00
Author(s): Lijuan Ge, Ming Shen, Taocheng Zang, Chunlan Ma, and Lu DaiThe existence and stability of optical solitons in the semi-infinite gap of parity-time (PT)-symmetric optical lattices with compe...
2015-02-04 10:00:00
Symmetric solitonic excitations of the (1 + 1)-dimensional Abelian-Higgs classical vacuum
Author(s): F. K. Diakonos, G. C. Katsimiga, X. N. Maintas, and C. E. TsagkarakisWe study the classical dynamics of the Abelian-Higgs model in (1 + 1) space-time dimensions for the case of strongly bro...
2015-02-04 10:00:00
Symmetry breaking of solitons in two-dimensional complex potentials
Author(s): Jianke YangSymmetry breaking is reported for continuous families of solitons in the nonlinear Schrödinger equation with a two-dimensional complex potential. This symmetry breaking is forbid...
2015-02-02 10:00:00
Topology-induced bifurcations for the nonlinear Schrödinger equation on the tadpole graph
Author(s): Claudio Cacciapuoti, Domenico Finco, and Diego NojaIn this paper we give the complete classification of solitons for a cubic nonlinear Schrödinger equation on the simplest network with a no...
2015-01-26 10:00:00
Wide localized solutions of the parity-time-symmetric nonautonomous nonlinear Schrödinger equation
Author(s): L. E. Arroyo Meza, A. de Souza Dutra, M. B. Hott, and P. RoyBy using canonical transformations we obtain localized (in space) exact solutions of the nonlinear Schrödinger equation (NLSE) wi...
2015-01-20 10:00:00
Author(s): Hongli An, Engui Fan, and Haixing ZhuThe 2+1-dimensional compressible Euler equations are investigated here. A power-type elliptic vortex ansatz is introduced and thereby reduction obtains...
2015-01-20 10:00:00
Rayleigh-Lagrange formalism for classical dissipative systems
Author(s): Epifanio G. VirgaIt is often believed that the Rayleigh-Lagrange formalism for classical dissipative systems is unable to encompass forces described by nonlinear functions of the velocities...
2015-01-14 10:00:00
Fluxon mobility in an array of asymmetric superconducting quantum interference devices
Author(s): Yaroslav Zolotaryuk and Ivan O. StarodubFluxon dynamics in the dc-biased array of asymmetric three-junction superconducting quantum interference devices (SQUIDs) is investigated. The array...
2015-01-09 10:00:00
Classical interaction of a magnet and a point charge: The Shockley-James paradox
Author(s): Timothy H. BoyerIt is pointed out that the interaction of a magnet and a point charge has not been properly understood because the mutual interactions of the magnet's current carriers have...
2015-01-07 10:00:00
Bright solitons in nonlinear media with a self-defocusing double-well nonlinearity
Author(s): Qiongtao Xie, Linmao Wang, Yizhen Wang, Zhenjiang Shen, and Jun FuWe show that stable bright solitons can appear in a medium with spatially inhomogeneous self-defocusing (SDF) nonlinearity...
2014-12-29 10:00:00
Ultrashort optical waveguide excitations in uniaxial silica fibers: Elastic collision scenarios
Author(s): Victor K. Kuetche, Saliou Youssoufa, and Timoleon C. KofaneIn this work, we investigate the dynamics of an uniaxial silica fiber under the viewpoint of propagation of ultimately ultrashort...
2014-12-23 10:00:00
Single-sided Marchenko focusing of compressional and shear waves
Author(s): Kees WapenaarIn time-reversal acoustics, waves recorded at the boundary of a strongly scattering medium are sent back into the medium to focus at the original source position. This requires...
2014-12-11 10:00:00
Elastodynamic Green's function retrieval through single-sided Marchenko inverse scattering
Author(s): Carlos Alberto da Costa Filho, Matteo Ravasi, Andrew Curtis, and Giovanni Angelo MelesThe solution of the inverse scattering problem for the one-dimensional Schrödinger equation is given by...
2014-12-01 10:00:00
Author(s): F. G. Mitri and G. T. SilvaThe extended optical theorem is generalized for scalar acoustical beams of arbitrary character with any angle of incidence interacting with an object of arbitrary...
2014-11-24 10:00:00
State-transition-matrix method for inverse scattering in one-dimensional inhomogeneous media
Author(s): Davoud Zarifi, Mohammad Soleimani, and Ali AbdolaliThis study presents an analytical approach for the electromagnetic characterization of one-dimensional inhomogeneous media. The proposed a...
2014-11-07 10:00:00
Author(s): S. T. Chui, J. J. Du, and S. T. YauTo understand the nature of the electromagnetic resonances of finite metallic surfaces, we formulate a rigorous and rapidly convergent circuit theory for...
2014-11-05 10:00:00
Wave transmission in time- and space-variant helicoidal phononic crystals
Author(s): F. Li, C. Chong, J. Yang, P. G. Kevrekidis, and C. DaraioWe present a dynamically tunable mechanism of wave transmission in one-dimensional helicoidal phononic crystals in a shape similar t...
2014-11-04 10:00:00
Depolarization coefficients of light in multiply scattering media
Author(s): E. E. Gorodnichev, A. I. Kuzovlev, and D. B. RogozkinThe depolarization coefficients are calculated for multiply scattered linearly and circularly polarized light. For a number of media (aq...
2014-10-28 10:00:00
Theory of self-oscillation and mode locking in a longitudinal photoacoustic resonator
Author(s): Ziyao Tang, Han Jung Park, Roger M. Diebold, and Gerald J. DieboldThe wave equation for pressure that governs generation of the photoacoustic effect possesses a forcing term proportional to...
2014-10-22 10:00:00
Author(s): J. D. Tchinang Tchameu, A. B. Togueu Motcheyo, and C. TchawouaWe show that the state of amide-I excitations in proteins is modeled by the discrete nonlinear Schrödinger equation with satura...
2014-10-21 10:00:00
Controllable parabolic-cylinder optical rogue wave
Author(s): Wei-Ping Zhong, Lang Chen, Milivoj Belić, and Nikola PetrovićWe demonstrate controllable parabolic-cylinder optical rogue waves in certain inhomogeneous media. An analytical rogue wave solu...
2014-10-06 10:00:00
Author(s): Luca Salasnich, Boris A. Malomed, and Flavio ToigoWe propose a possibility to simulate the exciton-polariton (EP) system in the lossless limit, which is not currently available in semicondu...
2014-10-06 10:00:00
Transparent lattices and their solitary waves
Author(s): E. SadurníWe provide a family of transparent tight-binding models with nontrivial potentials and site-dependent hopping parameters. Their feasibility is discussed in electromagnetic resonat...
2014-09-24 10:00:00
Drag force in bimodal cubic-quintic nonlinear Schrödinger equation
Author(s): David Feijoo, Ismael Ordóñez, Angel Paredes, and Humberto MichinelWe consider a system of two cubic-quintic nonlinear Schrödinger equations in two dimensions, coupled by repulsive cubic ter...
2014-09-22 10:00:00
Coexisting rogue waves within the (2+1)-component long-wave–short-wave resonance
Author(s): Shihua Chen, Jose M. Soto-Crespo, and Philippe GreluThe coexistence of two different types of fundamental rogue waves is unveiled, based on the coupled equations describing the (2+1)-compon...
2014-09-15 10:00:00
Nonintegrable semidiscrete Hirota equation: Gauge-equivalent structures and dynamical properties
Author(s): Li-Yuan Ma and Zuo-Nong ZhuIn this paper, we investigate nonintegrable semidiscrete Hirota equations, including the nonintegrable semidiscrete ${\mathrm{Hirota}}^{−}$ equation and the nonin...
2014-09-09 10:00:00
Bistability and thermal coupling in elastic metamaterials with negative compressibility
Author(s): M. L. Chen and E. G. KarpovWhen elastic metamaterials are subjected to tension they may respond by undergoing contraction instead of expansion as an ordinary material would (and vice versa)...
2014-09-03 10:00:00
Author(s): Avinash Khare, Ivan C. Christov, and Avadh SaxenaWe obtain exact solutions for kinks in ${ϕ}^{8}$, ${ϕ}^{10}$, and ${ϕ}^{12}$ field theories with degenerate minima, which can describe a sec...
2014-08-27 10:00:00
Author(s): Alexander A. Zharov, Alexander A. Zharov, Jr., and Nina A. ZharovaWe show that transverse electromagnetic waves propagating along an external static electric field in liquid metacrystal (LM...
2014-08-26 10:00:00
Author(s): A. Merkel, V. Tournat, and V. GusevWe report the experimental observation of the gravity-induced asymmetry for the nonlinear transformation of acoustic waves in a noncohesive granular phono...
2014-08-25 10:00:00
Invariants of nonlinearity in the phononic characteristics of granular chains
Author(s): R. Ganesh and S. GonellaIn this work, we analyze the phononic characteristics of wave motion in precompressed monoatomic and diatomic granular chains, with emphasis on the evolving spatial...
2014-08-25 10:00:00
Author(s): Neel Nadkarni, Chiara Daraio, and Dennis M. KochmannWe investigate the nonlinear dynamics of a periodic chain of bistable elements consisting of masses connected by elastic springs whose co...
2014-08-22 10:00:00
Author(s): Federico Romá, Leticia F. Cugliandolo, and Gustavo S. LozanoWe introduce a numerical method to integrate the stochastic Landau-Lifshitz-Gilbert equation in spherical coordinates for generic...
2014-08-22 10:00:00
Trapping of diffusive particles by rough absorbing surfaces: Boundary smoothing approach
Author(s): A. Skvortsov and A. WalkerWe present analytical results for the first-passage statistics of Brownian particles near a comblike absorbing boundary. Our approach is based on the method of bou...
2014-08-15 10:00:00
Author(s): Kristina Mallory and Robert A. Van GorderStationary solutions for the $2+1$ cubic nonlinear Schrödinger equation modeling Bose-Einstein condensates (BEC) in a small potential are obtained v...
2014-08-01 10:00:00
Self-similar propagation and asymptotic optical waves in nonlinear waveguides
Author(s): Jun-Rong He, Lin Yi, and Hua-Mei LiThe properties of self-similar optical waves propagating in a tapered cubic-quintic nonlinear waveguide are investigated. Using a lens-type transformation...
2014-07-31 10:00:00
Role of viscous friction in the reverse rotation of a disk
Author(s): Pablo de Castro and Fernando ParisioThe mechanical response of a circularly driven disk in a dissipative medium is considered. We focus on the role played by viscous friction in the spinnin...
2014-07-22 10:00:00
Generalized Klein-Gordon models: Behavior around the ground state condensate
Author(s): Victor K. KuetcheIn this work, we investigate the balance between the nonlinear and linear interaction energy of an interparticle anharmonic system in the vicinity of the ground state conde...
2014-07-08 10:00:00
Thermoelastic damping in optical waveguide resonators with the bolometric effect
Author(s): Zuo-Yang Zhong, Wen-Ming Zhang, Guang Meng, and Ming-Yang WangIncorporating the bolometric effect, the thermoelastic damping in a nanowaveguide resonator driven by an optical gradient force...
2014-06-26 10:00:00
Author(s): Erik AlerstamThis work concerns the modeling of radiative transfer in anisotropic turbid media using diffusion theory. A theory for the relationship between microscopic scattering propertie...
2014-06-16 10:00:00
Soliton interactions between multivalued localized waveguide channels within ferrites
Author(s): Francis T. Nguepjouo, Victor K. Kuetche, and Timoleon C. KofaneIn this paper, we investigate both analytically and numerically the localized multivalued waveguide channels—the loop solitons...
2014-06-16 10:00:00
One-way glass for microwaves using nonreciprocal metamaterials
Author(s): A. Degiron and D. R. SmithWe introduce a class of nonreciprocal metamaterials based on composite assemblies of metallic and biased ferrimagnetic elements. We show that such structures act a...
2014-05-27 10:00:00
Granular chain between asymmetric boundaries and the quasiequilibrium state
Author(s): Edgar Ávalos and Surajit SenSome 30 years have passed since we learned that any velocity perturbation develops into a propagating solitary wave in a granular chain, and over a decade has pa...
2014-05-13 10:00:00
Dissipative shocks in a chain fountain
Author(s): Epifanio G. VirgaThe fascinating and anomalous behavior of a chain that instead of falling straight down under gravity, first rises and then falls, acquiring a steady shape in space that re...
2014-05-06 10:00:00
Interactions between solitons and other nonlinear Schrödinger waves
Author(s): Xue-Ping Cheng, S. Y. Lou, Chun-li Chen, and Xiao-Yan TangThe nonlinear Schrödinger (NLS) equation is widely used in natural science. Various nonlinear excitations of the NLS equation have...
2014-04-30 10:00:00
Many-body interaction in fast soliton collisions
Author(s): Avner Peleg, Quan M. Nguyen, and Paul GlennWe study $n$-pulse interaction in fast collisions of $N$ solitons of the cubic nonlinear Schrödinger (NLS) equation in the presence of generic wea...
2014-04-11 10:00:00
High-order rogue waves in vector nonlinear Schrödinger equations
Author(s): Liming Ling, Boling Guo, and Li-Chen ZhaoWe study the dynamics of high-order rogue waves (RWs) in two-component coupled nonlinear Schrödinger equations. We find that four fundamental rogue...
2014-04-10 10:00:00
Metric-signature topological transitions in dispersive metamaterials
Author(s): E. Reyes-Gómez, S. B. Cavalcanti, L. E. Oliveira, and C. A. A. de CarvalhoThe metric signature topological transitions associated with the propagation of electromagnetic waves in a dispersi...
2014-03-14 10:00:00
Ultrasound-modulated bioluminescence tomography
Author(s): Guillaume Bal and John C. SchotlandWe propose a method to reconstruct the density of a luminescent source in a highly scattering medium from ultrasound-modulated optical measurements. Our a...
2014-03-13 10:00:00
Bounded dynamics in finite $\mathcal{PT}$-symmetric magnetic metamaterials
Author(s): Mario I. MolinaWe examine the $\mathcal{PT}$-symmetry-breaking transition for a magnetic metamaterial of a finite extent, modeled as an array of coupled split-ring resonators in the equival...
2014-03-03 10:00:00
Rational W-shaped solitons on a continuous-wave background in the Sasa-Satsuma equation
Author(s): Li-Chen Zhao, Sheng-Chang Li, and Liming LingWe investigate the solution in rational form for the Sasa-Satsuma equation on a continuous background which describes a nonlinear fiber system w...
2014-02-28 10:00:00
Solitary wave propagation through two-dimensional treelike structures
Author(s): William J. Falls and Surajit SenIt is well known that a velocity perturbation can travel through a mass spring chain with strongly nonlinear interactions as a solitary and antisolitary wave...
2014-02-27 10:00:00
Acoustics and precondensation phenomena in gas-vapor saturated mixtures
Author(s): C. Guianvarc'h, M. Bruneau, and R. M. GaviosoStarting from fundamental hydrodynamics and thermodynamics equations for thermoviscous fluids, a new modeling procedure, which is suitable to de...
2014-02-26 10:00:00
Topological properties of microwave magnetoelectric fields
Author(s): M. Berezin, E. O. Kamenetskii, and R. ShavitCollective excitations of electron spins in a ferromagnetic sample dominated by the magnetic dipole-dipole interaction strongly influence the fie...
2014-02-21 10:00:00
Acoustic probing of elastic behavior and damage in weakly cemented granular media
Author(s): V. Langlois and X. JiaWe investigate the elastic behavior and damage of weakly cemented granular media under external load with ultrasound. The cementation controlled experiments are perfor...
2014-02-19 10:00:00
Vector spherical quasi-Gaussian vortex beams
Author(s): F. G. MitriModel equations for describing and efficiently computing the radiation profiles of tightly spherically focused higher-order electromagnetic beams of vortex nature are derived ste...
2014-02-19 10:00:00
Dynamical systems theory for the Gardner equation
Author(s): Aparna Saha, B. Talukdar, and Supriya ChatterjeeThe Gardner equation ${u}_{t}+au{u}_{x}+b{u}^{2}{u}_{x}+μ{u}_{xxx}=0$ is a generic mathematical model for weakly nonlinear and weakly dispers...
2014-02-14 10:00:00
Time reversal for photoacoustic tomography based on the wave equation of Nachman, Smith, and Waag
Author(s): Richard KowarOne goal of photoacoustic tomography (PAT) is to estimate an initial pressure function $φ$ from pressure data measured at a boundary surrounding the object of interest. This pa...
2014-02-13 10:00:00