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Dec 17, 2018
Quantum Gases

Influence of a dark-soliton on the reflection of a Bose-Einstein co…

We study the quantum reflection of a two-dimensional disk-shaped Bose-Einstein condensate with a dark-soliton excitation by a square potential barrie…
Sep 21, 2013
Materials Science

Photovoltaic effect in BiFeO3/TiO2 heterostructures tuned with epitax…

The photovoltaic effect in the BiFeO3/TiO2 heterostructures can be tuned by epitaxial strain and an electric field in the visible-light region which …
Dec 12, 2017
Strongly Correlated Electrons
Mathematical Physics

Surface energy of the one-dimensional supersymmetric $t-J$ model with…

We investigate the thermodynamic limit of the exact solution, which is given by an inhomogeneous $T-Q$ relation, of the one-dimensional supersymmetri…
Sep 22, 2016
Quantum Gases

Dynamics of vortex quadrupoles in nonrotating trapped Bose-Einstein …

Dynamics of vortex clusters is essential for understanding diverse superfluid phenomena. In this paper, we examine the dynamics of vortex quadrupoles…
Aug 16, 2016
Statistical Mechanics
Mathematical Physics

Thermodynamic limit and boundary energy of the SU(3) spin chain with …

We investigate the thermodynamic limit of the su(n)-invariant spin chain models with unparallel boundary fields. It is found that the contribution of…
Jan 13, 2016
Pattern Formation and Solitons
Exactly Solvable and Integrable Systems

Different types of nonlinear localized and periodic waves in an erb…

We study nonlinear waves on a plane-wave background in an erbium-doped fiber system, which is governed by the coupled nonlinear Schr\"odinger and the…
Sep 01, 2017
Quantum Gases
Pattern Formation and Solitons
Exactly Solvable and Integrable Systems

Several Localized Waves Induced by Linear Interference between a No…

We investigate linear interference effects between a nonlinear plane wave and bright solitons, which are admitted by pair-transition coupled two-comp…
Nov 11, 2010

Thermodynamics of third order Lovelock anti-de Sitter black holes r…

We compute the mass and the temperature of third order Lovelock black holes with negative Gauss-Bonnet coefficient $\alpha_2<0$ in anti-de Sitter spa…
May 23, 2018
Information Retrieval
Machine Learning

A Brand-level Ranking System with the Customized Attention-GRU Model

In e-commerce websites like Taobao, brand is playing a more important role in influencing users' decision of click/purchase, partly because users are…
Feb 02, 2010
Optics

Single-cycle gap soliton in a subwavelength structure

We demonstrate that a single sub-cycle optical pulse can be generated when a pulse with a few optical cycles penetrates through resonant two-level de…
Dec 11, 2018
Numerical Analysis

Numerical reconstruction of the spatial component in the source term …

In this article, we are concerned with the analysis on the numerical reconstruction of the spatial component in the source term of a time-fractional …
Jan 07, 2019

Quantum Coherence in a Quantum Heat Engine

We identify that quantum coherence are valuable resource in the quantum heat engine, which is designed in a quantum thermodynamic cycle assisted by a…
Jul 14, 2011

Spherically symmetric gravitational collapse of a dust cloud in Ein…

We explore the gravitational collapse of a spherically symmetric dust cloud in the Einstein-Gauss-Bonnet gravity without a cosmological constant, and…
Feb 06, 2018
Quantum Gases
Pattern Formation and Solitons

Beating Effects of Vector Solitons in Bose-Einstein Condensate

We study the beating effects of solitons in multi-component coupled Bose-Einstein condensate systems. Our analysis indicate that the period of beatin…
Jan 31, 2013
Materials Science

Electric-field switching magnetization and spin transfer in ultrathin…

First-principles density-functional theory calculations show switching magnetization by 90 degree can be achieved in ultrathin BFO film by applying e…
Apr 27, 2013
Quantum Gases

Bogoliubov excitation spectrum of an elongated condensate from quas…

The quasiparticle excitation spectra of a Bose gas trapped in a highly anisotropic trap is studied with respect to varying total number of particles …
Feb 23, 2017
Pattern Formation and Solitons

Dynamics of Rogue Wave Excitation Pattern on Stripe Phase Backgrounds…

We study rogue wave excitation pattern in a two-component Bose-Einstein condensate with pair-transition effects. The results indicate that rogue wave…
Jan 13, 2016
Pattern Formation and Solitons
Exactly Solvable and Integrable Systems

Prolific interaction structures and shape-changing collisions in an …

Prolific interactions of nonlinear waves on a plane-wave background in an erbium-doped fiber system are unveiled, based on explicit coexistence condi…
Apr 05, 2018
Quantum Gases
Pattern Formation and Solitons
Optics

Atomic Bright Soliton Interferometry

The properties of nonlinear interference pattern between atomic bright solitons are characterized analytically, with the aid of exact solutions of dy…
May 20, 2014

Global quantum discord and quantum phase transition in XY model

We study the relationship between the behavior of global quantum correlations and quantum phase transitions in XY model. We find that the two kinds o…
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