Effect of Oxide Nanoparticles on Thermal and Mechanical Properties of Electrospun Separators for Lithium-Ion Batteries

Figure 3

EDS spectra of PEO electrospun membranes (a) and PEO electrospun membranes containing SiO₂ 5 wt% (b), SiO₂ 10 wt% (c), SnO₂ 5 wt% (d), and SnO₂ 10 wt% (e).

(a)

(b)

(c)

(d)

(e)