TY - JOUR AU - Nhan Nguyen AU - Martin Frank AU - Albert Davydov AU - Deane Chandler-Horowitz C2 - Applied Physics Letters DA - 2005-11-17 LA - en M1 - 87 PB - Applied Physics Letters PY - 2005 TI - Sub-bandgap defect states in polycrystalline hafnium oxide and their suppression by admixture of silicon ER -