| Acronym | Technique | Material Removal | Ionization | Classification | Reference | 
| ASAP | Atmospheric pressure solids analysis probe | Heat | Chemical ionization | #Plasma | http://dx.doi.org/10.1021/ac051470k | 
| APTDI | Atmospheric pressure thermal desorption/ionization | Heat |  | #Plasma |  | 
| BADCI | Beta electron-assisted direct chemical ionization | Heat | Metastable chemical ionization | #Two step | http://dx.doi.org/10.1039/B909072J | 
| DAPCI | Desorption atmospheric pressure chemical ionization | Heat | Chemical ionization | #Plasma | http://dx.doi.org/10.1039/B418697D | 
| DAPPI | Desorption atmospheric pressure photoionization | Heat | Photoionization | #Extraction | http://dx.doi.org/10.1021/ac071152g | 
| DART | Direct analysis in real time | Heat | Metastable chemical ionization | #Plasma | http://dx.doi.org/10.1021/ac050162j | 
| DBDI | Dielectric barrier discharge ionization | Heat | Metastable chemical ionization | #Plasma | http://dx.doi.org/10.1016/j.jasms.2007.07.027 | 
| DCBI | Desorption corona beam ionization | Heat | Metastable chemical ionization | #Plasma | http://dx.doi.org/10.1039/B922616H | 
| DCI | Desorption chemical ionization | Heat | Chemical ionization | #Plasma |  | 
| DEMI | Desorption electrospray/metastable-induced ionization | Solvent extraction | Electrospray/Metastable chemical ionization | #Multimode 
 | http://dx.doi.org/10.1021/ac9014098 | 
| DESI | Desorption Electrospray Ionization | Liquid extraction | Electrospray | #Extraction |  | 
| DICE | Desorption ionization by charge exchange | Liquid extraction |  | #Extraction |  | 
| EASI | Easy ambient sonic-spray ionization | Liquid extraction | Droplet evaporation | #Extraction | http://dx.doi.org/10.1021/ac701960q | 
| EESI | Extractive electrospray ionization | Aerosol extraction | Electrospray | #Two step | http://dx.doi.org/10.1039/b602614a | 
| ELDI | Electrospray laser desorption ionization | Laser | Electrospray | #Laser | http://dx.doi.org/10.1002/rcm.3011 | 
| HAPGDI | Helium atmospheric pressure glow discharge ionization |  |  | #Plasma |  | 
| IR-LAMICI | Infrared laser ablation metastable-induced chemical ionization | Laser | Metastable chemical ionization | #Laser | http://dx.doi.org/10.1021/ac902905v | 
| LADESI | Laser assisted desorption electrospray ionization | Laser | Electrospray | #Laser | http://dx.doi.org/10.1039/b715146b | 
| LAESI | Laser ablation electrospray ionization | Laser | Electrospray | #Laser | http://dx.doi.org/10.1021/ac071181r | 
| LA-FAPA | Laser ablation flowing atmospheric pressure afterglow | Laser | Plasma | #Laser | http://dx.doi.org/10.1021/ac801594u | 
| LA-ICP | Laser ablation inductively coupled plasma | Laser | Plasma | #Laser |  | 
| LDESI | Laser desorption electrospray ionization | Laser | Electrospray | #Laser | http://dx.doi.org/ | 
| LDI | Laser desorption ionization | Laser |  | #Other |  | 
| LEMS | Laser electrospray mass spectrometry | Laser | Electrospray | #Laser | http://dx.doi.org/10.1002/rcm.4226 | 
| LESA | Liquid extraction surface analysis | Liquid microjunction | Electrospray | #Extraction |  | 
| LIAD-ESI | Laser-induced acoustic desorption-electrospray ionization | Laser | Electrospray | #Acoustic | http://dx.doi.org/10.1021/ac800896y | 
| LMJ-SSP | Liquid microjunction-surface sampling probe | Liquid microjunction | Electrospray | #Extraction | http://dx.doi.org/10.1021/ac901098d | 
| LSI | Laser spray ionization | Laser | Droplet evaporation | #Other | http://dx.doi.org/10.1074/mcp.M900527-MCP200 | 
| LTP | Low temperature plasma | Heat | Metastable chemical ionization | #Plasma | http://dx.doi.org/10.1021/ac801641a | 
| MAII | Matrix-assisted inlet ionization | Aerosol | Droplet evaporation | #Other | http://dx.doi.org/10.1021/ac102339y | 
| MALDESI | Matrix-assisted laser desorption electrospray ionization | Laser | Electrospray | #Laser | http://dx.doi.org/10.1016/j.jasms.2006.08.003 | 
| nano-DESI | Nanospray desorption electrospray ionization | Liquid microjunction | Electrospray | #Extraction | http://dx.doi.org/10.1039/C0AN00312C | 
| ND-EESI | Neutral desorption extractive electrospray ionization | Gas | Electrospray | #Two step | http://dx.doi.org/10.1002/jms.1282 | 
| PADI | Plasma-assisted desorption ionization | Heat | Metastable chemical ionization | #Plasma | http://dx.doi.org/10.1021/ac070109q | 
| PESI | Probe electrospray ionization | Solid extraction | Electrospray | #Two step | http://dx.doi.org/10.1002/rcm.3201 | 
| PS | Paper spray | Solid extraction | Electrospray |  | http://dx.doi.org/10.1021/ac902854g | 
| RADIO | Radiofrequency acoustic desorption and ionization | Acoustic | Electrospray | #Acoustic | http://dx.doi.org/10.1016/j.jasms.2008.11.024 | 
| RASTIR | Remote analyte sampling transport and ionization relay | Gas | Electrospray |  | http://dx.doi.org/10.1021/ac800289f | 
| REIMS | Rapid evaporative ionization mass spectrometry | Heat | Charge separation | #Other | http://dx.doi.org/10.1002/anie.200902546 | 
| SACI | Surface activated chemical ionization | Heat | Chemical ionization |  | http://dx.doi.org/10.2174/138620709787315427 | 
| SAII | Solvent-assisted inlet ionization | Heat | Droplet evaporation | #Other | http://dx.doi.org/10.1021/ac201982r | 
| SPAMS | Single-particle aerosol mass spectrometry | Aerosol | Laser desorption ionization | #Other | http://dx.doi.org/10.1021/ac901208h | 
| TM-DESI | Transmission mode desorption electrospray ionization | Liquid extraction | Electrospray | #Extraction |  |