L
- LD – Laser desorption
- LDI – Laser desorption ionization
- LI – Laser ionization
- LMMS – Laser microprobe mass spectrometry
- LIT – Linear ion trap
- LSI – Liquid secondary ionization
- LSII - Laserspray ionization inlet
Read more about this topic: List Of Mass Spectrometry Acronyms