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Heating rate and spin flip lifetime due to near-field noise in layered superconducting atom chips.

หน่วยงาน Nanyang Technological University, Singapore

รายละเอียด

ชื่อเรื่อง : Heating rate and spin flip lifetime due to near-field noise in layered superconducting atom chips.
นักวิจัย : Fermani, R. , Müller, T. , Zhang, B. , Lim, M. J. , Dumke, R.
คำค้น : DRNTU::Science::Physics::Atomic physics.
หน่วยงาน : Nanyang Technological University, Singapore
ผู้ร่วมงาน : -
ปีพิมพ์ : 2553
อ้างอิง : Fermani, R., Müller, T., Zhang, B., Lim, M. J.,& Dumke, R. (2010). Heating rate and spin flip lifetime due to near-field noise in layered superconducting atom chips. Journal of Physics B: Atomic, Molecular and Optical Physics, 43(9), 095002. , 0953-4075 , http://hdl.handle.net/10220/18789 , http://dx.doi.org/10.1088/0953-4075/43/9/095002
ที่มา : -
ความเชี่ยวชาญ : -
ความสัมพันธ์ : Journal of physics B: atomic, molecular and optical physics
ขอบเขตของเนื้อหา : -
บทคัดย่อ/คำอธิบาย :

We investigate theoretically the heating rate and spin flip lifetimes due to near-field noise for atoms trapped close to layered superconducting structures with the superconductor in the Meissner state. In particular, we compare the case of a gold layer deposited above a superconductor with the case of a bare superconductor. We study a niobium-based and a YBa2Cu3O7 − x (YBCO)-based chip. For both niobium and YBCO chips at a temperature of 4.2 K, we find that the deposition of the gold layer can have a significant impact on the heating rate and spin flip lifetime, as a result of the increase of the near-field noise. At a chip temperature of 77 K, this effect is less pronounced for the YBCO chip.

ASTAR (Agency for Sci., Tech. and Research, S’pore)

บรรณานุกรม :
Fermani, R. , Müller, T. , Zhang, B. , Lim, M. J. , Dumke, R. . (2553). Heating rate and spin flip lifetime due to near-field noise in layered superconducting atom chips..
    กรุงเทพมหานคร : Nanyang Technological University, Singapore.
Fermani, R. , Müller, T. , Zhang, B. , Lim, M. J. , Dumke, R. . 2553. "Heating rate and spin flip lifetime due to near-field noise in layered superconducting atom chips.".
    กรุงเทพมหานคร : Nanyang Technological University, Singapore.
Fermani, R. , Müller, T. , Zhang, B. , Lim, M. J. , Dumke, R. . "Heating rate and spin flip lifetime due to near-field noise in layered superconducting atom chips.."
    กรุงเทพมหานคร : Nanyang Technological University, Singapore, 2553. Print.
Fermani, R. , Müller, T. , Zhang, B. , Lim, M. J. , Dumke, R. . Heating rate and spin flip lifetime due to near-field noise in layered superconducting atom chips.. กรุงเทพมหานคร : Nanyang Technological University, Singapore; 2553.