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. 2015 Feb 2;5(1):27–60. doi: 10.3390/diagnostics5010027

Table 4.

Materials and its monitoring techniques in the field of breath analysis.

Materials Analytical Technology/Device Gases Reference
Gold nanoparticles GC-MS VOCs [144]
MoO3 Nanosensor Nanosensor device Isoprene, CO2, NH3 [143]
Gold Nanoparticles GC-MS VOCs [141]
Si-doped WO3 Nanoparticle Chemiresistor/PTR-MS Acetone [140]
Tungsten trioxide (WO3) nanostructured probe - ethanol, methanol, isoprene, acetone [153]
Gold Nanoparticles and Single Walled Carbon Nanotubes Chemiresistor VOCs [136]
Functionalized gold nanoparticles GC-MS VOCs [138]
Thiol derivatized gold nanoparticles sensors GC-MS Acetone and Ethanol [139]
Nanomaterial-based (Au NP and Pt NP) sensor GC-MS VOCs [148]
Chitosan Chemiresistor Acetone [154]
Gold nanoparticles decorated polyaniline Chemiresistor VSCs [155]
In2O3 and Pt-In2O3 Chemiresistor Acetone [156]
PEDOT:PSS coated nanofibrous TiO2 Chemiresistor Nitric Oxide [157]
MoO3 Chemiresistor Ammonia [147]
H2SO4 solution Chemiresistor Ammonia [158]
MWCNTs Chemiresistor Sleep apnea [159]
Chemically functionalized carbon nanotubes Chemiresistor Nitric Oxide [160]
Hemitubes of Pt-WO3 Chemiresistor Acetone [161]