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.
Belmont is a village in Lafayette County, Wisconsin, United States. The population was 871 according to the 2000 census. Founded during 1835 by land speculator John Atchison, Belmont was the original capital of the Wisconsin Territory, and the original territorial capitol building is preserved a few miles northwest of the village at First Capitol Historic Site. The village is located within the Town of Belmont.