Electrophoretic Deposition of SnO₂ Nanoparticles and Its LPG Sensing Characteristics

Figure 2

Sedimentation test of SnO₂ nanoparticles in iodine added AcAc and AcAc mediums: iodine added AcAc suspension at the beginning of sedimentation test (a), iodine added AcAc suspension after 24 hours (b), suspension without iodine beginning (c), and suspension without iodine after 24 hours (d).

(a)

(b)

(c)

(d)