Animal protection center radiation dose result of a measurement
Led by use of citizen facility, we measured radiation dose of each site in the facility.
When they attack the center of room outside building when they arrive in building, gutters measure gamma dose of radioactivity of surface of the earth 1cm, 50cm and 1m around point where the earth and sand, dead leaf is easy to deposit.
Measuring instrument which we used
Nal(TI) scintillation detector TCS-172B (product made in Hitachi Aloka Medical Corporation)
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About "indication" of correspondence of radiation dose result of a measurement in Yokohama-shi
|Higher surface of the earth||Yokohama-shi|
|1m||We cope using 0.23μSv/h or more as an indication|
|(50cm)||(we cope using 0.23μSv/h or more as an indication)
(when it is more than 0.23μSv/h, we measure even 1m)
|1cm||We cope using 0.59μSv/h or more as an indication|