Hemispherical-directional reflectance measurements of natural snow in the 0.9-1.45 μm spectral range:: comparison with adding-doubling modelling

被引:23
作者
Sergent, C [1 ]
Leroux, C [1 ]
Pougatch, E [1 ]
Guirado, F [1 ]
机构
[1] Meteo France, Ctr Natl Rech Meteorol, Ctr Etud Niege, F-38406 St Martin Dheres, France
来源
ANNALS OF GLACIOLOGY, VOL 26, 1998 | 1998年 / 26卷
关键词
D O I
10.3189/1998AoG26-1-59-63
中图分类号
P3 [地球物理学]; P59 [地球化学];
学科分类号
0708 ; 070902 ;
摘要
The authors present the results of snow hemispherical-directional reflectance measurements on natural snow in the 0.9-1.45 mu m spectral range. The measurements were made in a cold laboratory on snow collected in the field. Some of the samples have been subjected to controlled metamorphism in the laboratory before measurements were made. In the first part, the adding-doubling model, experimental assumptions and methodology are described. In the second part, experimental results are discussed and compared with theoretical values for different typical snow types and for different stages of snow evolution when subjected to temperature-gradient and wetness metamorphisms.
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页码:59 / 63
页数:5
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