Presentation 2001/6/29
Fabrications and Properties of Pt/LiNbO_3/AIN/Si (100) Structures for Nonvolatile Memory Application
Soon-Won Jung, Sang-Hyun Jeong, Yong-Seong Kim, Kwang-Ho Kim,
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Abstract(in English) Metal-ferroelectric-insulator-semiconductor (FMIS) devices using rapid thermal annealed (RTA) LiNbO_3/AlN/Si(100) structures were successfully fabricated and demonstrated nonvolatile memory operations. Metal-insulator-semiconductor(MIS)C-V properties using high dielectric AlN thin films showed no hysteresis and good interface. The dielectric constant of the AlN film calculated from the capacitance at the accumulation region in the capacitance-voltage(C-V) characteristics was about 8. The C-V characteristics of MFIS capacitor showed a hysteresis loop due to the ferroelectric nature of the LiNbO_3 thin films. The typical dielectric constant value of LiNbO_3 film in MFIS device was about 23. The memory window width was about 1.2V in the gate voltage range of ±5V. Typical gate leakage current density of the MFIS structure was the of order of 10^<-9> A/cm^2 at the range of within ±500kV/cm. The ferroelectric capacitors showed no polarization degradation up to about 10^<11> switching cycles when subjected to symmetric bipolar voltage pulses(peak-to-peak 8V, 50% duty cycle) of 500kHz.
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Keyword(in English) Ferroelectric film / nonvolatile memory / LiNbO_3/AlN/Si (100) structure / rapid thermal annealing / fatigue property
Paper # ED2001-86, SDM2001-93
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Committee ED
Conference Date 2001/6/29(1days)
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Language ENG
Title (in Japanese) (See Japanese page)
Sub Title (in Japanese) (See Japanese page)
Title (in English) Fabrications and Properties of Pt/LiNbO_3/AIN/Si (100) Structures for Nonvolatile Memory Application
Sub Title (in English)
Keyword(1) Ferroelectric film
Keyword(2) nonvolatile memory
Keyword(3) LiNbO_3/AlN/Si (100) structure
Keyword(4) rapid thermal annealing
Keyword(5) fatigue property
1st Author's Name Soon-Won Jung
1st Author's Affiliation Department of Electronic Engineering, Cheongju University, School of Electronic, Semiconductor, Computer & Communication Engineering, Cheongju University()
2nd Author's Name Sang-Hyun Jeong
2nd Author's Affiliation Department of Electronic Engineering, Cheongju University, School of Electronic, Semiconductor, Computer & Communication Engineering, Cheongju University
3rd Author's Name Yong-Seong Kim
3rd Author's Affiliation Department of Electronic Engineering, Cheongju University, School of Electronic, Semiconductor, Computer & Communication Engineering, Cheongju University
4th Author's Name Kwang-Ho Kim
4th Author's Affiliation Department of Electronic Engineering, Cheongju University, School of Electronic, Semiconductor, Computer & Communication Engineering, Cheongju University
Date 2001/6/29
Paper # ED2001-86, SDM2001-93
Volume (vol) vol.101
Number (no) 161
Page pp.pp.-
#Pages 5
Date of Issue