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- Institute of Modern PhysicsCN636 papers
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Showing 2015 · quant-phShow all
3 papers · 2 filters
quant-ph2015★ 37 cited
Maximal quantum Fisher information for general su(2) parametrization processes
Xiao-Xing Jing, Jing Liu, Heng-Na Xiong +1
Quantum Fisher information is a key concept in the field of quantum metrology, which aims to enhance the parameter accuracy by using quantum resources. In this paper, utilizing a r…
quant-ph2015★ 32 cited
Implications and applications of the variance-based uncertainty equalities
Yao Yao, Xing Xiao, Xiaoguang Wang +1
In quantum mechanics, the variance-based Heisenberg-type uncertainty relations are a series of mathematical inequalities posing the fundamental limits on the achievable accuracy of…
quant-ph2015★ 21 cited
A Continued Fraction Resummation Form of Bath Relaxation Effect in the Spin-Boson Model
Zhihao Gong, Zhoufei Tang, Shaul Mukamel +2
In the spin-boson model, a continued fraction form is proposed to systematically resum high-order quantum kinetic expansion (QKE) rate kernels, accounting for the bath relaxation e…