Fig. 5From: Study on the Multi-level Resistance-Switching Memory and Memory-State-Dependent Photovoltage in Pt/Nd:SrTiO3 JunctionsSchematic diagram of energy band structure and interface state Pt/NSTO/In system at HRS and LRS. The red hollow and solid spheres at interface represent the unoccupied and occupied interface state, respectivelyBack to article page