Figure 7From: TaO x -based resistive switching memories: prospective and challengesXPS characteristics. Ta 4f spectra for (a) TaO x /W and (b) TiO x /TaO x /W structures. (c) Ti 2p spectrum. W 4f and WO34f spectra for the (d) TaO x /W and (e) TiO x /TaO x /W structures [22, 114].Back to article page