Fig. 3: Photoinduced memory operation.
From: Multifunctional molybdenum disulfide flash memory using a PEDOT:PSS floating gate
a Schematic of MoS2 flash memory with a PEDOT:PSS floating gate under light illumination. b Three-dimensional cross-sectional schematic image of MoS2 flash memory under light illumination. c Energy band diagram of MoS2 flash memory under light illumination. d Transfer curves of MoS2 flash memory depending on various photoinduced programming operations. e Transfer curves of MoS2 flash memory after various photoinduced erasing operations. The excitation wavelength (λex) of the laser is 405 nm, and the incident optical power densities (Pinc) are 1 and 5 mW/cm2.
