10月，英国的Plessey Semiconductors of Roborough公司开始出售EPIC电位集成电路的样品，此样品可以测量到电场的微小变化。
In October, Plessey Semiconductors of Roborough, England, began shipping samples of its electric Potential Integrated Circuit (EPIC), which measures minute changes in electric fields.
方法取常用的塑封集成电路芯片制成粉末样品，测量其光激发光信号对辐射剂量的响应。
Methods IC chips powder samples were prepared, and the OSL curves and their dose response and stability were measured.
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