THEORY OF SPECKLE-PATTERN TOMOGRAPHY IN MULTIPLE-SCATTERING MEDIA

THEORY OF SPECKLE-PATTERN TOMOGRAPHY IN MULTIPLE-SCATTERING MEDIA
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DOI:
10.1103/physrevlett.65.3120
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发表时间:
1990-12-17
影响因子:
8.6
通讯作者:
FENG, S
FENG, S
中科院分区:
物理与天体物理1区
文献类型:
--
作者:
BERKOVITS, R;FENG, S

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我们开发的“斑点图案层析成像”的原则,在多散射制度,即,使用复杂的干涉图案之间的相关性,以确定一个特殊的散射体的位置,无论是电磁波或声波传播通过扩散散射介质的技术。我们专注于两个具体的例子,这是相关的实验和可能的应用:(i)检测一个固定的特殊散射体在移动的散射体的介质中的位置;(ii)检测新添加的散射体的外观和位置。
We develop the principle of ‘‘speckle-pattern tomography’’in the multiple-scattering regime, ie, the technique of using correlations between complex interference patterns to determine the position of a special scatterer for either electromagnetic or acoustical wave propagation through a diffusive scattering medium. We focus on two concrete examples which are relevant to experiments and possible applications:(i) detecting the position of a stationary special scatterer in a medium of moving scatterers;(ii) detecting the appearance and position of a new added scatterer.