The dependence of Au volume fraction on ϵ′ at RT for CCTO/Au nanocomposites. The symbols and solid curve represent the experimental data and the fitted curve, respectively. Insets 1 and 2 show the frequency dependence of ϵ′ at RT and tanδ (at 1 kHz and RT) of CCTO/Au nanocomposites.
Tuichai et al. Nanoscale Research Letters 2013 8:494 doi:10.1186/1556-276X-8-494