红外显微镜: 可将光聚集在一个很小的区域，故可对样品的局部进行分析，可用于实际工作中一些特殊固体样品的分析检测。 — 使用红外显微镜作分析有不少优点: (1)测量灵敏度高。一 般检测限量为10-9g(ng)有时能达到pg级，测试的微小区域面积为10um X 10μm。 (2)可用于样品的微区分析。 (3)多数情况下不需要制样。 (4)使用红外显微镜作分析是无损检测。
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My mother was really involved with the Refusenik campaign with Soviet Union Jews. They would come and stay at our house, some of them, after they managed to get out of the Soviet Union at the time. There were things that were Jewish-related happening in my house quite consistently, but it was much more from a kind of activist standpoint.