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.
Kewaunee is a city in Kewaunee County, Wisconsin, United States. The population was 2,806 at the 2000 census. Located on the northwestern shore of Lake Michigan, the city is the county seat of Kewaunee County. Kewaunee is part of the Green Bay Metropolitan Statistical Area. Kewaunee is located at 44Â°27â²32â³N 87Â°30â²34â³W / 44.45889Â°N 87.50944Â°W / 44.45889; -87.50944 (44.458758, -87.509496).