Lauritsen electroscope
noun
Lau·rit·sen electroscope
ˈlau̇|rə̇tsən-,
ˈlȯ|,
ˈlä|
: an electroscope in which the sensitive element is a quartz fiber used in precise measurements of ionizing radiation
Word History
Etymology
after Charles C. Lauritsen †1968 and Thomas Lauritsen, born 1915 American physicists born in Denmark, who designed it