BOSE-EINSTEIN

作品数:51被引量:19H指数:3
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相关作者:李继彬宋立军王汉权严冬徐国静更多>>
相关机构:浙江师范大学清华大学浙江大学云南财经大学更多>>
相关期刊:《Communications in Theoretical Physics》《北京大学学报(自然科学版)》《浙江师范大学学报(自然科学版)》《Chinese Physics B》更多>>
相关基金:国家自然科学基金国家重点基础研究发展计划云南省教育厅科学研究基金浙江省自然科学基金更多>>
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Principles and prospects of Bose-Einstein correlation study at BESIII
《Chinese Physics C》2024年第11期61-74,共14页Hai-Ming Hu Guang-Shun Huang 
supported by the National Key R&D Program of China (2020YFA0406403)and the National Natural Science Foundation of China (11275211,11335008,12035013)。
One method for determining the characteristic parameters of a hadron production source is to measure the Bose-Einstein correlation functions.In this study,we present fundamental concepts and formulas related to the Bo...
关键词:Hadron source BOSON wave function symmetry Bose-Einstein correlation Monte Carlo simulation 
Bose-Einstein凝聚态基态解的加权数值方法及稳定性分析
《北京信息科技大学学报(自然科学版)》2024年第2期92-98,共7页吕思琪 廖翠萃 
国家自然科学基金项目(61973137,11401259);江苏省自然科学基金项目(BK20201339)。
构造加权法离散归一化梯度流,求解玻色-爱因斯坦凝聚态(Bose-Einstein condensate, BEC)的基态解,整合和扩充了离散归一化梯度流的经典有限差分法。同时,结合冯·诺伊曼(von Neumann)条件和冻结系数法证明了不同加权因子下数值格式的稳...
关键词:玻色-爱因斯坦凝聚态 基态解 加权法 稳定性 归一化梯度流 
Nonlinear modes coupling of trapped spin-orbit coupled spin-1 Bose-Einstein condensates
《Chinese Physics B》2023年第9期163-171,共9页王杰 梁俊成 鱼自发 张安庆 张爱霞 薛具奎 
supported by the National Natural Science Foundation of China(Grant Nos.12164042,12264045,11764039,11475027,11865014,12104374,and 11847304);the Natural Science Foundation of Gansu Province(Grant Nos.17JR5RA076 and 20JR5RA526);the Scientific Research Project of Gansu Higher Education(Grant No.2016A-005);the Innovation Capability Enhancement Project of Gansu Higher Education(Grant Nos.2020A-146 and 2019A-014);the Creation of Science and Technology of Northwest Normal University(Grant No.NWNU-LKQN-18-33)。
We study analytically and numerically the nonlinear collective dynamics of quasi-one-dimensional spin-orbit coupled spin-1 Bose-Einstein condensates trapped in harmonic potential.The ground state of the system is dete...
关键词:spin-orbit coupled spin-1 Bose-Einstein condenses collective excitations nonlinear modes coupling 
Legendre配置谱方法求解Bose-Einstein凝聚态的基态解被引量:1
《应用数学和力学》2023年第6期719-730,共12页刘文杰 王汉权 
国家自然科学基金项目(11871418;11971120);云南基础研究计划重点项目(202101AS070044);云南省教育厅科研基金项目(2022Y547)。
近年来,有关Bose-Einstein凝聚态基态解的实验研究已经取得了一系列重要的成果.该文在相关研究成果的基础上,首先通过降维和无量纲化方法将Bose-Einstein凝聚态基态解问题转换成能量泛函极值问题,在离散该泛函时,尝试使用Legendre配置...
关键词:Bose-Einstein凝聚态 Legendre配置谱方法 数值计算 
环形运动势搅拌下偶极玻色-爱因斯坦凝聚体中的von Kármán涡街
《物理学报》2023年第8期77-83,共7页席忠红 赵永珍 王光弼 石玉仁 
国家自然科学基金(批准号:12065022);2022年陇原青年创新创业人才(个人)项目;2020年甘肃省高等教育教学成果培育项目(批准号:184);甘肃省2023年高校教师创新基金项目(批准号:2023B-219);甘肃民族师范学院教学成果培育项目(批准号:GNUNJXCGPY2216);甘肃省教育科学“十四五”规划2021年度课题(批准号:2060)资助的课题.
数值研究了偶极玻色-爱因斯坦凝聚体(Bose-Einstein condensate,BEC)在环形运动高斯势搅拌时的动力学行为.当高斯势运动速度和尺寸逐渐变化时,偶极BEC中将出现稳定层流、涡旋偶极子、Bénard–von Kármán(BvK)涡街以及混乱激发4种模式...
关键词:偶极Bose-Einstein 凝聚 偶极子 Bénard–von Kármán 涡街 
离散Bose-Einstein方程的全局吸引子与熵的估计
《温州大学学报(自然科学版)》2020年第1期32-39,共8页桑燕苗 
国家自然科学基金项目(11271290);浙江省自然科学基金项目(LY17A010011)
本文讨论了离散的Bose-Einstein方程组全局吸引子与熵的估计。证明了该方程组的解算子生成的半群存在全局吸引子,通过截断估计给出了全局吸引子的Kolmogorove ε-熵的上界估计。
关键词:离散Bose-Einstein方程组 全局吸引子 Kolmogoroveε-熵 
Self-trapped spatially localized states in combined linear-nonlinear periodic potentials被引量:3
《Frontiers of physics》2020年第1期17-24,共8页Jin-Cheng Shi Jian-Hua Zeng 
the NSFC,China(Grant Nos.61690224 and 61690222);the Youth Innovation Promotion Association of the Chinese Academy of Sciences(Grant No.2016357).
We analyze the existence and stability of two kinds of self-trapped spatially localized gap modes,gap solitons and truncated nonlinear Bloch waves,in one-and two-dimensional optical or matter-wave media with self-focu...
关键词:GAP SOLITONS and GAP waves BOSE-EINSTEIN CONDENSATES LINEAR and NONLINEAR periodic potentials 
Interference properties of two-component matter wave solitons
《Chinese Physics B》2020年第2期112-120,共9页Yan-Hong Qin Yong Wu Li-Chen Zhao Zhan-Ying Yang 
Project supported by the National Natural Science Foundation of China(Grant No.11775176);the Basic Research Program of the Natural Science of Shaanxi Province,China(Grant No.2018KJXX-094);the Key Innovative Research Team of Quantum Many-Body Theory and Quantum Control in Shaanxi Province,China(Grant No.2017KCT-12);the Major Basic Research Program of the Natural Science of Shaanxi Province,China(Grant No.2017ZDJC-32).
Wave properties of solitons in a two-component Bose-Einstein condensate are investigated in detail.We demonstrate that dark solitons in one of components admit interference and tunneling behavior,in sharp contrast to ...
关键词:SOLITONS INTERFERENCE behavior TUNNELING dynamics TWO-COMPONENT BOSE-EINSTEIN CONDENSATES 
Complementarity between micro-micro and micro-macro entanglement in a Bose–Einstein condensate with two Rydberg impurities
《Communications in Theoretical Physics》2020年第2期30-37,共8页Zhen Li Yu Han Le-Man Kuang 
supported by the National Natural Science Foundation of China under Grants Nos 11775075,11434011,and 11935006.
We theoretically study complementarity between micro-micro and micro-macro entanglement in a Bose–Einstein condensate with two Rydberg impurities.We investigate quantum dynamics of micro-micro and micro-macro entangl...
关键词:complementarity micro-macro ENTANGLEMENT micro-micro ENTANGLEMENT a BOSE-EINSTEIN CONDENSATE RYDBERG IMPURITIES 
Phase transitions in a spin-orbital-angular-momentum coupled Bose-Einstein condensate
《Science Foundation in China》2019年第2期12-12,共1页
With the support by the National Natural Science Foundation of China,National Key R&D Program of China,and Chinese Academy of Sciences,the research team led by Prof.Jiang KaiJun(江开军)at the State Key Laboratory of M...
关键词:a spin-orbital-angular-momentum COUPLED BOSE-EINSTEIN condensate 
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