the National Natural Science Foundation of China(Grant Nos.12074049,11727811,and 12047564);the Hong Kong Research Grants Council(Grant Nos.Ao E/P-02/12,16303119,and N HKUST608/17);the Fundamental Research Funds for the Central Universities(Grant Nos.2020CDJQY-Z006 and 2020CDJQY-Z003)。
It is well known that spatial symmetry in a photonic crystal(PhC)slab is capable of creating bound states in the continuum(BICs),which can be characterized by topological charges of polarization vortices.Here,we show ...
Supported by the National Natural Science Foundation of China under Grant No 11671255;the Ministry of Economy and Competitiveness of Spain under Grant No MTM2016-80276-P(AEI/FEDER,EU)
The higher-order rogue wave (RW) for a spatial discrete Hirota equation is investigated by the generalized (1,N - 1)-fold Darboux transformation. We obtain the higher-order discrete RW solution to the spatial disc...
Supported by the National Basic Research Program of China under Grant No 2013CB338002;the National Natural Science Foundation of China under Grant Nos 11304397 and 61505261
Recently, a novel kind of quantum key distribution called the round-robin differential phase-shift (RRDPS) protocol was proposed, which bounds the amount of leakage without monitoring signal disturbance. The protoco...
Supported by the National Natural Science Foundation of China under Grant Nos 11004250 and 51275519.
Acoustic cloak based on coordinate transformation is of great topical interest and has promise in potential appli- cations such as sound transparency and insulation. The frequency response of acoustic cloaks with a qu...
Supported by the National Natural Science Foundation of China under Grant Nos 11205006 and 10875076, the Scientific Research Program Fnded by Shaanxi Provincial Education Department under Grant No 12JK0962, and the Natural Science New Star of Science and Technologies Research Plan in Shaanxi Province under Grant No 2014KJXX-77.
Coherence resonance in a discrete excitable neuronal model with noises and time delays is investigated. The effects of the time delays on coherence resonance are revealed in two cases: Gaussian white and Gaussian col...
Supported by the National Natural Science Foundation of China under Grant Nos 71073071 and 71273119;the Key Program of Social Science Foundation of Jiangsu Provincial Department of Education(No 2010-2-10);the Priority Academic Program Development of Jiangsu Higher Education Institutions,and the Natural Science Foundation of the Jiangsu Higher Education Institutions of China under Grant No 13KJB120001.
We investigate the synchronization problem of two colored networks via discrete control based on the Lyapunov stability theory.First,intermittent control is adopted to synchronize two edge-colored networks,and the suf...
Supported by the National Natural Science Foundation of China under Grant Nos 11165004 and 10765002.
Refraction and reflection of planar waves in a discrete excitable medium is numerically investigated by using the Greenberg-Hasting model.It is fonnd that the medium is anisotropic because the speed of the planar wave...
Supported by the National Natural Science Foundation of China under Grant No 10971200.
A method is developed to construct discrete Lax pairs using Darboux transformations.More kinds of Lax pairs are found for some newly appeared discrete integrable equations,including the H1,the special H3 and the Q1 mo...
Supported by the National Natural Science Foundation of China under Grant No 10971136;also in part by the Ministry of Education and Science of Spain under Contract No MTM2009-12670.
Coupled Korteweg-de Vries(KdV)systems have many important physical applications.By considering a 4×4spectral problem,we derive a discrete coupled KdV-type equation hierarchy.Our hierarchy includes the coupled Volterr...
Supported by the Research Plan of Higher Education Institutions of Xinjiang Autonomous Region(No XJEDU2010S31);the Foundation for Prior Development Subject of Theory Physics of Xinjiang Normal University.
Perturbation to Noether symmetry of discrete mechanico-electrical systems on an uniform lattice is investigated.First,Noether theorem of a system is presented.Secondly,the criterion of perturbation to Noether symmetry...