QUANTUM FLUCTUATIONS ENHANCE SUPERFLUIDITY IN TWO-DIMENSIONAL WEAKLY INTERACTING BOSON SYSTEM
文献类型:期刊论文
作者 | He, PS ; You, WL |
刊名 | INTERNATIONAL JOURNAL OF MODERN PHYSICS B
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出版日期 | 2012 |
卷号 | 26期号:17 |
关键词 | METAL-INSULATOR-TRANSITION 2 DIMENSIONS TEMPERATURE SILICON FIELD B=0 |
ISSN号 | 0217-9792 |
通讯作者 | He, PS (reprint author), Chinese Acad Sci, Inst Phys, Beijing Natl Lab Condensed Matter Phys, POB 603, Beijing 100190, Peoples R China. |
中文摘要 | In the present paper, we compute the superfluid density of two-dimensional weakly interacting boson system at zero temperature using one-loop renormalization group calculations under the scheme of newly derived formula [M. Holzmann and G. Baym Phy. Rev. B 76, 092502 (2007)]. We find that the interactions between the boson particles are marginally irrelevant in the renormalization group sense. The fluctuations of high-energy scale enhance superfluid density compared with the result of the mean-field approximation. The correction has (ln mu) form, where mu is the chemical potential of the boson system. |
收录类别 | SCI |
资助信息 | NSFC [10874235, 10934010, 60978019]; NKBRSFC [2009CB930701, 2010CB922904, 2011CB921502]; NSFC-RGC [11061160490, 1386-N-HKU748/10]; Chinese National Science Foundation [11004144]; College Education Nature Science Foundation of Jiangsu [10KJB140010] |
语种 | 英语 |
公开日期 | 2013-09-24 |
源URL | [http://ir.iphy.ac.cn/handle/311004/51675] ![]() |
专题 | 物理研究所_物理所公开发表论文_物理所公开发表论文_期刊论文 |
推荐引用方式 GB/T 7714 | He, PS,You, WL. QUANTUM FLUCTUATIONS ENHANCE SUPERFLUIDITY IN TWO-DIMENSIONAL WEAKLY INTERACTING BOSON SYSTEM[J]. INTERNATIONAL JOURNAL OF MODERN PHYSICS B,2012,26(17). |
APA | He, PS,&You, WL.(2012).QUANTUM FLUCTUATIONS ENHANCE SUPERFLUIDITY IN TWO-DIMENSIONAL WEAKLY INTERACTING BOSON SYSTEM.INTERNATIONAL JOURNAL OF MODERN PHYSICS B,26(17). |
MLA | He, PS,et al."QUANTUM FLUCTUATIONS ENHANCE SUPERFLUIDITY IN TWO-DIMENSIONAL WEAKLY INTERACTING BOSON SYSTEM".INTERNATIONAL JOURNAL OF MODERN PHYSICS B 26.17(2012). |
入库方式: OAI收割
来源:物理研究所
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