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Dr. Yu Chen and Lisa Bergson

Tiger Optics

Dr. Yu Chen, PhD, and Lisa Bergson can be reached at Tiger Optics, Warrington, PA; 215-343-6600.

Analyzing Gas Samples with Laser-Based Spectroscopy   March 1, 2008
By: Dr. Yu Chen and Lisa Bergson

Continuous-wave cavity ring-down spectroscopy uses the behavior of laser light passed through a gas sample to provide fast and accurate measurements of contaminants down to parts per trillion (ppt) levels.

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