石材放射性检测仪
58同 位 素 第14
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～6. and SPECT in Park in son’sD isease [J ]. J N uclM ed , 1997, 38(1) :1
[12] Jeon B , K i . Dopam ine T ran spo ter I m JM , Jeong M , et al m aging W ith 123I 2beta 2C IT D emon strates
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An New I mag i ng Agen t for SPECT of
123D opam i ne Tran sporter :I -Β-C IT
YE B in , KU AN G A n 2ren
(D ep a rt m en t of N uclea r M ed icine of F U n H osp ,
W est Ch ina M ed icine Cen ter , S ichuan U n , u 1231232Β2i ]) , is a po ten tial i m ag 2Abstract :I 2ΒC IT , 2(ing fo igh affin ity , slow b rain k inetics and h igh
1232C IT on its labeling , k inetics up take . T he studies of I 2Β
and clin app liance are in troduced .
1232Key words :I 2ΒC IT ; dop am ine tran spo ter ; i m aging agen t
专利简讯:
石材放射性检测仪
【公告日】00. 04. 05 【分类号】16 【公告号】2372696G 01T 1
【申请号】99208004 【申请日】99. 04. 19 【申请人】中国地质大学(北京)
【摘要】一种石材放射性检测仪, 适用于现场对石材产品进行放射性检测, 直接显示石材放射性类别。由分体的探头部件:包括N a I (T l ) 闪烁探测器、光电倍增管及前置放大器和主机:包括高压电源、供电电源、主放大器、甄别整形电路、单片机、存储器、液晶显示器、控制键等, 经屏蔽电缆连接构成。具有可现场测量、直接显示石材放射性类别、有效地降低了环境电离辐射的影响、单片机控制、工作可靠等优点。
(摘自《科技信息》2000年第4期)