Geissler tube

(redirected from Geissler tubes)
Also found in: Encyclopedia.

Geissler tube

(ˈɡaɪslə)
n
(General Physics) a glass or quartz vessel, usually having two bulbs containing electrodes separated by a capillary tube, for maintaining an electric discharge in a low-pressure gas as a source of visible or ultraviolet light for spectroscopy
[C19: named after Heinrich Geissler (1814–79), German mechanic]
References in periodicals archive ?
Tubes so evacuated were called Geissler tubes, and their use was to lead in the decades that followed to remarkable advances in the study of atomic structure.