頁籤選單縮合
題 名 | Magnetic Guide and Trap for Cold Neutral Atoms with Current-Carrying Wires and Conductors |
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作 者 | 印建平; 高偉建; 劉南春; 胡建軍; 王育竹; | 書刊名 | Journal of the Chinese Chemical Society |
卷 期 | 48:3 2001.06[民90.06] |
頁 次 | 頁555-567 |
分類號 | 341.37 |
關鍵詞 | Magnetic atomic guide; Magnetic atom trap; Current-carrying wires; Current-carrying conductors; Arrays of magnetic microtraps; Atomic magnetic lattices; Photonic crystals; Array of BECs; Array of bose clusters; |
語 文 | 英文(English) |
英文摘要 | We propose two novel schemes for guiding cold, neutral atoms using static magnetic fields generated by several cylindrical arrays of current-carrying wires or a few different-shaped (V-, or U-shaped, etc.) current-carrying conductors, and calculate the corresponding magnetic-field contours and their trapping potentials. Our study shows that some guiding schemes can be used to form an atomic funnel, or an atomic beam-splitter, or even construct an atomic interferometer, and some guiding schemes can be used to realize a single-mode waveguide of ultracold atoms (or coherent matter waves, BEC) under certain conditions. We also propose a few new schemes to microscopically trap neutral atoms by using various planar arrays of current-carrying wires and calculate the spatial distribution of the magnetic fields. Our research shows that these microtrap arrays can be used to form 1D, 2D or 3D atomic magnetic lattices, and then to prepare 1D, 2D or 3D photonic crystals, even to realize a 1D, 2D or 3D array of magnetically-trapped BECs or Bose Clusters. |
本系統中英文摘要資訊取自各篇刊載內容。