dielectric barrier discharge ionization

https://doi.org/10.1351/goldbook.12389
Atmospheric pressure chemical ionization in which the low-temperature plasma is not generated by a corona discharge but by a device consisting of two electrodes with at least one dielectric layer that separates the electrode from the plasma.
Source:
PAC, 2013, 85, 1515. (Definitions of terms relating to mass spectrometry (IUPAC Recommendations 2013)) on page 1537 [Terms] [Paper]