Quantum-limited metrology in the presence of collisional dephasing
Quantum-limited metrology in the presence of collisional dephasing
复制标题
存在碰撞相移的量子限制计量
DOI:
10.1103/physreva.82.045601
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发表时间:
2010-10
期刊:
影响因子:
--
通讯作者:
金光日
中科院分区:
文献类型:
--
作者:
金光日
Including collisional decoherence explicitly, phase sensitivity for estimating effective scattering strength {chi} of a two-component Bose-Einstein condensate is derived analytically. With a measurement of spin operator J{sub x}, we find that the optimal