The present disclosure describes methods and apparatus to produce a streaming image of a sample during a time period when an attribute of the sample is changing. The streaming image can be viewed in such a manner so as to be able to follow a visible change in an attribute of the sample. The sample may...http://www.google.co.uk/patents/US7580126?utm_source=gb-gplus-sharePatent US7580126 - Method and apparatus for producing a streaming Raman image of nucleation, aggregation, and chemical interaction