As the sample is carried into the detector by the carrier gas, electron-absorbing analyte molecules capture electrons and thereby reduce the current between the collector anode and a cathode. The analyte concentration is thus proportional to the degree of electron capture.
Larsen is an unincorporated community in the town of Clayton, in  Winnebago County, Wisconsin, United States. A post office called Larsen has been in operation since 1898. The community was named for Philip Larsen, the first storekeeper there.
Mason is a village in Bayfield County, Wisconsin, United States. The population was 72 at the 2000 census. The village is located within the Town of Mason. U.S. Highway 63 serves as a main route in the community. Mason is located at 46Â°26â²1â³N 91Â°3â²43â³W / 46.43361Â°N 91.06194Â°W / 46.43361; -91.06194 (46.433678, -91.06204).