Huang You-wei,Liu Guang-rong,Jin Wei-qi,Ding Kun,Li Hai-lan,Cao Feng-mei,Wang Xia.Comparison study of several underwater light scattering phase functions[J].Optoelectronics Letters,2012,8(3):233-236 |
Comparison study of several underwater light scattering phase functions |
Author Name | Affiliation | Huang You-wei | Key Laboratory of Photoelectronic Imaging Technology and System of Ministry of Education, Beijing Institute of Technology,
Beijing 100081, China | Liu Guang-rong | Key Laboratory of Photoelectronic Imaging Technology and System of Ministry of Education, Beijing Institute of Technology,
Beijing 100081, China | Jin Wei-qi | Key Laboratory of Photoelectronic Imaging Technology and System of Ministry of Education, Beijing Institute of Technology,
Beijing 100081, China | Ding Kun | Key Laboratory of Photoelectronic Imaging Technology and System of Ministry of Education, Beijing Institute of Technology,
Beijing 100081, China | Li Hai-lan | Key Laboratory of Photoelectronic Imaging Technology and System of Ministry of Education, Beijing Institute of Technology,
Beijing 100081, China | Cao Feng-mei | Key Laboratory of Photoelectronic Imaging Technology and System of Ministry of Education, Beijing Institute of Technology,
Beijing 100081, China | Wang Xia | Key Laboratory of Photoelectronic Imaging Technology and System of Ministry of Education, Beijing Institute of Technology,
Beijing 100081, China |
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Abstract: |
Scattering phase function is assumed to be one of the most significant factors in the inherent optical properties (IOPs) of
natural water. According to three criteria proposed for assessment, several commonly used empirical phase functions are compared
with their related practical or theoretical scattering distributions in terms of fitting errors under the circumstances of
typical seawater and single-component polydisperse systems. The optimal factors corresponding to the minimum fitting errors
are also calculated. It is found that both the one-term Henyey-Greenstein (OTHG) and two-term Henyey-Greenstein (TTHG) phase
functions agree well with the theoretical ones for small particles, while the Fouriner-Forand (FF) phase function can be used
in the case of suspensions with large suspended particles. The fitting accuracy of OTHG is the worst, FF is better and TTHG
is the best. |
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This work has been supported by the National “863” Program (No. 2006AA09Z207) |
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