liquid junction interface

https://doi.org/10.1351/goldbook.12468
Means of coupling capillary electrophoresis to a mass spectrometer in which a liquid reservoir surrounds the separation capillary and transfer capillary to the mass spectrometer and provides electric contact for the capillary electrophoresis.
Source:
PAC, 2013, 85, 1515. (Definitions of terms relating to mass spectrometry (IUPAC Recommendations 2013)) on page 1560 [Terms] [Paper]