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arXiv 2103.10906physics.opticsphysics.geo-ph
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冰川学漫射光学

Diffuse optics for glaciology

Markus Allgaier, Brian J. Smith

摘要:

冰川的光学探测有可能对环境科学产生巨大影响。然而,冰川冰是浑浊的,这使得大多数已建立的光学测量方法无法用于确定冰川的内部结构。在这里,我们提出了一种方法来确定的深度,散射和吸收长度的基础上漫传播的短光脉冲。我们的模型使我们能够提取冰川的几个特征。执行蒙特卡罗模拟实施米氏散射和混合边界条件,我们表明,所提出的方法应该是可行的,与目前的技术。结果表明,冰川的光学特性和几何形状可以从实际测量中提取,这可以以低成本和小足迹实现。

英文摘要:

Optical probing of glaciers has the potential for tremendous impact on environmental science. However, glacier ice is turbid, which prohibits the use of most established optical measurements for determining a glacier's interior structure. Here, we propose a method for determining the depth, scattering and absorption length based upon diffuse propagation of short optical pulses. Our model allows us to extract several characteristics of the glacier. Performing Monte Carlo simulations implementing Mie scattering and mixed boundary conditions, we show that the proposed approach should be feasible with current technology. The results suggest that optical properties and geometry of the glacier can be extracted from realistic measurements, which could be implemented with low cost and small footprint.

机构、总结、中文摘要均由AI分析而来,可能存在错误,请以论文正文为准。

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