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. Author manuscript; available in PMC: 2016 Mar 3.
Published in final edited form as: Expert Rev Proteomics. 2012 Oct;9(5):505–517. doi: 10.1586/epr.12.50

Table 2. Summary of planar FAIMS and ultra FAIMS devices.

FAIMS
Device		 Electrode
dimensions		 DV Carrier gas Ion Source Mass Analyzer Sample Ref
Sionex
SDP-1
microDMX		 L = ~40 mm
W = 5 mm
Gap = 1.0 mm		 0.3 - 1 kV
(3-10 kV/cm)		 N2,
Modifiers
(e.g., IPA)		 Infused
NSI
0.5 μL/min		 Micromass
(Waters) ZQ
single quadrupole		 Peptide standards [57,58]
Homebuilt L = 50 mm
W = 20 mm
gap = 2 mm		 3.9 kV
(19.5 kV/cm)		 N2,
10-50% He		 Infused
ESI
0.4 μL/min		 Agilent TOF with
ion funnel		 Peptide standards [55]
Homebuilt L = 50 mm
W = 20 mm
gap = 1.88 mm		 4.0-5.4 kV
(21-28.7
kV/cm)		 N2,
0-70% He		 Infused
ESI
0.2 μL/min		 Thermo-Fisher
Scientific LCQ
ion trap,
Thermo-Fisher
Scientific LTQ
linear ion trap		 Protein standard
tryptic digest,
peptide standards,
phosphopeptides,
sequence isomers		 [59-63]
Owlstone L = 300 μm
W = 115 mm
(47 channels)
gap = 35 μm		 214 V
(61 kV/cm)		 N2 LC
ESI
0.4 mL/min		 Thermo-Fisher
Scientific LTQ
linear ion trap,
Agilent 6230 TOF		 Protein standard tryptic digest,
peptide standards		 [65-68]

DV: dispersion voltage; ESI: electrospray ionization; IPA: isopropyl alcohol; L: length of electrode; LC: liquid chromatography; W: width of electrode