s The authors are grateful to Weizbu Bao for valuable assistance in the numerical and programming techniques. This work was supported by the National Key Basic Research Pro- grain of China (Grant No. 2013CB922002), the National Natural Science Foundation of China (Grant No. 11074021), and the Fun- damental Research Funds for the Central Universities of China.
The rotational properties of Bose-Einstein condensates in a synthetic magnetic field are studied by numerically solving the Gross-Pitaevskii equation and comparing the results to those of condensates confined in a rot...
Supported by Natural Science Foundation of Shaanxi University of Science and Technology under Grant No.SUST-ZX08-27
We investigate the Landau-Zener tunnelling of two-component Bose-Einstein condensates (BECs) in optical lattices. In the neighborhood of the Brillouin zone edge, the system can be reduced to two coupled nonlinear tw...
Supported by the National Natural Science Foundation of China under Grant Nos 11305132,11274255 and 11475027;the Scientific Research Project of Gansu Higher Education under Grant No 2016A-005
We study the phonon mode excitation of spin–orbit (SO) coupled Bose–Einstein condensates trapped in a one-dimensional optical lattice. The sound speed of the system is obtained analytically. Softening of the phono...
supported by the Key Areas Research and Development Programs of Guangdong Province(2022B202060005);the National Natural Science Foundation of China(no.31970606 to Y.Y.,no.32300440 to LM.-Q.L.,and 32200441 to J.-P.L.);the grants from Guangdong Province(2023A1515012791 and 2022A1515010858 to J.-P.L.).
Rice bacterial blight is a devastating disease worldwide,causing significant yield losses.Understanding how plants defend against microbial infection is critical for sustainable crop production.In this study,we show t...
The three-parameter Petal-Teja equation of state coupled with a characterization proceduref0r C7+-fraction based on gamma distribution function was employed to predict the phase behaviorof eight gas condens...
Projects supported by the National Natural Science Foundation of China (Grant Nos. 10775049 and 10375022)
We present two kinds of exact vector-soliton solutions for coupled nonlinear Schrodinger equations with time- varying interactions and time-varying harmonic potential. Using the variational approach, we investigate th...
Project supported by the National Natural Science Foundation of China (Grant Nos 10125521 and 10535010) and the Key Development Program for State Basic Research of China (Grant No G2000077400).
The atomic population oscillations between two Bose-Einstein condensates with time-dependent nonlinear interaction in a double-well potential are studied. We first analyse the stabilities of the system's steady-state...
Project supported by the Innovation Program for Quantum Science and Technology(Grant No.2021ZD0302103);the National Natural Science Foundation of China(Grant Nos.62325505,62020106014,62175140,62475138,92165106,12104276);the Shanxi Province Graduate Student Research Innovation Project(Grant No.2024KY105)。
The Josephson effect,an important quantum supercurrent phenomenon,has been extensively studied in superconductors and superfluids.In this paper,we investigate the rich physics of one-dimensional Josephson junctions in...
supported by the National Natural Science Foundation of China(Grant No.11374036);the National Basic Research Program of China(Grant No.2012CB821403)
We investigate a kind of solitons in the two-component Bose-Einstein condensates with axisymmetric configurations in the R2 × S1 space. The corresponding topological structure is referred to as Hopfion. The spin text...
Project supported by the National Natural Science Foundation of China (Grant Nos 10347006 and 10475066), and by the Natural Science Foundation of Gansu province (Grant No 3ZS051-A25-013).
The ring dark solitons and their head-on collisions in a Bose-Einstein condensates with thin disc-shaped potential are studied. It is shown that the system admits a solution with two concentric ring solitons, one movi...