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采用PLD(PulsedLaserDeposition)工艺制备Au/Pb(Zr,Ti)O3/SiO2/Si异质结构.这种结构的铁电场效应晶体管(FFET)的电性能由I-V和C-V特性表征.Au/Pb(Zr,Ti)O3/SiO2/Si异质结构的C-V曲线表现为极化开关,对应500nmPZT,记忆窗口约3V.实验表明Au/PZT/SiO2/Si栅结构实现了铁电体场效应存储性能.
Au / Pb (Zr, Ti) O3 / SiO2 / Si heterostructures were prepared by PLD (Pulsed Laser Deposition). The electrical properties of a ferroelectric field effect transistor (FFET) of this structure are characterized by I-V and C-V characteristics. The C-V curve of Au / Pb (Zr, Ti) O3 / SiO2 / Si heterostructures behaves as a polarization switch corresponding to 500 nm PZT with a memory window of about 3V. Experiments show that the Au / PZT / SiO2 / Si gate structure realizes the ferroelectric field-effect storage performance.