Acta Physica Sinica, Volume. 68, Issue 8, 087201-1(2019)
Fig. 1. NPR varying with the disorder strengths
and the energy eigenvalues
Fig. 2. (a) Density distributions for , and , respectively ; (b) NPR varying with for and different and . (a) 时, 分别为 和 所对应本征态的密度分布; (b) 时, 不同 和 所对应的本征态的 随 的变化
Fig. 3. (a) NPR varying with the disorder strength
and the eigenvalues
with
, the blue solid line represents the analytical expression of the mobility edges; (b) density distributions for
and different
and
; (c) scaling of the NPR with system size for
and different energies. Here, we choose
and
.
(a) NPR在
时随无序强度
和能量本征值
Fig. 4. (a), (b) and changing with different sites for and , respectively; (c), (d) NPR varying with and for and with the same parameters as (a) and (b), respectively. The blue solid line represents the analytical expression of the mobility edges. (a), (b) 分别为 , 时, 与 在格点上的分布情况; (c), (d) 在 时随无序强度 和能量本征值 的变化, 其参数与(a), (b)相同; 蓝色的实线对应迁移率边的表达式
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Zhi-Hao Xu, Hong-Li Huangfu, Yun-Bo Zhang.
Category:
Received: Dec. 17, 2018
Accepted: --
Published Online: Oct. 29, 2019
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