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对具有高分散损失的无序颗粒单层的有效介质方法的实验评估

Anays Acevedo-Barrera, Ricardo Méndez-Fragoso, Augusto García-Valenzuela

|August 2, 2024

概括

这项研究验证了有效介质方法 (EMA) 来建模来自无序粒子单层的光散射. 实验结果证实了EMA的说法.

科学领域:

光学和光子学在光学和光子学.
材料科学材料科学材料科学

背景情况:

无序的粒子单层在光学建模中提出了挑战.
有效介质方法 (EMA) 是用于预测光学属性的理论工具.

研究的目的:

实验验证使用EMA用于光反射率的建模.
评估EMA对具有显著光散射的无序粒子单层的准确性.

主要方法:

测量了光学反射率与撞击角度的对比.
使用了内部反射配置.
在玻璃空气接口上使用无序的聚合物颗粒单层 (尺寸参数1.2).

主要成果:

证明了清晰的有效介质和薄膜等价性.
对于低颗粒密度的验证EMA.
在光线穿透最小的临界角度之外,经EMA确认的有效性.

结论:

有效介质方法是模拟光学反射率的有效和强大的方法.
在各种条件下,EMA准确地预测了无序粒子单层的行为.

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