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Fig. 6 | Progress in Earth and Planetary Science

Fig. 6

From: The seasonal variations of atmospheric 134,137Cs activity and possible host particles for their resuspension in the contaminated areas of Tsushima and Yamakiya, Fukushima, Japan

Fig. 6

SEM images of filters for stage #2 sampling at the GC site in a spring and b autumn. The adhesive organic matter that sticks to the quartz fiber is surrounded by the red line. From the morphology, we suspect that the material was dense liquid when it was suspended in air. This matter probably affects the collection efficiency of the coarse particles on the filter

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