Toru Hara's research statement summarizes his work on two projects: 1) A gas sensor using nano-domain modulation from gas adsorption from 2007-2012, resulting in 1 Japanese and 1 US patent issued and 11 publications. 2) Thin film capacitor work from 2003-2015, resulting in 6 publications. The work examined depletion layers in defective semiconductive barium strontium titanate thin films and quasi-Fermi level bending under biases. Diffusion and thermal emission models were considered for modeling current flow.