Improved Electrical Properties of Crystalline ZrO2/Al2O3 Buffer Gate Stack with Double Nitridation

Type:
Conference Proceedings
Info:
22th Symposium on Nano Device Technology (SNDT)
Date:
2015-09-10
DOI:
http://sndt.ndl.narl.org.tw/

Author Information

Name Institution
Meng-Chen TsaiNational Taiwan University
Jhih-Jie HuangNational Taiwan University
Yi-Jen TsaiNational Taiwan University
Min-Hung LeeNational Taiwan Normal University
Miin-Jang ChenNational Taiwan University

Films

Plasma ZrO2

Hardware used: Veeco - Ultratech - Cambridge NanoTech Fiji
TEMAZr, (EtMeN)4Zr, [(C2H5)(CH3)N]4Zr, Tetrakis(EthylMethylAmido) Zirconium, Zirconium Ethylmethylamide
CAS#: 175923-04-3
Where to buy precursor
O2, Oxygen
CAS#: 7782-44-7
Deposition Temperature = 250C

Plasma Al2O3

Hardware used: Veeco - Ultratech - Cambridge NanoTech Fiji
TMA, Trimethylaluminum, Trimethylalumane, AlMe3, Al(CH3)3
CAS#: 75-24-1
Where to buy precursor
O2, Oxygen
CAS#: 7782-44-7
Deposition Temperature = 250C

Plasma ZrON

Hardware used: Veeco - Ultratech - Cambridge NanoTech Fiji
TEMAZr, (EtMeN)4Zr, [(C2H5)(CH3)N]4Zr, Tetrakis(EthylMethylAmido) Zirconium, Zirconium Ethylmethylamide
CAS#: 175923-04-3
Where to buy precursor
O2, Oxygen
CAS#: 7782-44-7
N2, Nitrogen
CAS#: 7727-37-9
Deposition Temperature = 250C

Plasma AlON

Hardware used: Veeco - Ultratech - Cambridge NanoTech Fiji
TMA, Trimethylaluminum, Trimethylalumane, AlMe3, Al(CH3)3
CAS#: 75-24-1
Where to buy precursor
O2, Oxygen
CAS#: 7782-44-7
N2, Nitrogen
CAS#: 7727-37-9
Deposition Temperature = 250C

Film/Plasma Properties

Characteristic: Crystallinity, Crystal Structure, Grain Size, Atomic Structure
Analysis: GIXRD, Grazing Incidence X-Ray Diffraction
Diagnostic: -

Characteristic: Bonding States
Analysis: XPS, X-ray Photoelectron Spectroscopy
Diagnostic: -

Characteristic: Thickness
Analysis: TEM, Transmission Electron Microscope
Diagnostic: -

Characteristic: Interlayer
Analysis: TEM, Transmission Electron Microscope
Diagnostic: -

Characteristic: Capacitance
Analysis: C-V, Capacitance-Voltage Measurements
Diagnostic: Agilent B1500A Semiconductor Device Analyzer

Characteristic: CET, capacitance equivalent thickness
Analysis: C-V, Capacitance-Voltage Measurements
Diagnostic: Agilent B1500A Semiconductor Device Analyzer

Characteristic: Dielectric Constant, Permittivity
Analysis: C-V, Capacitance-Voltage Measurements
Diagnostic: Agilent B1500A Semiconductor Device Analyzer

Characteristic: Leakage Current
Analysis: I-V, Current-Voltage Measurements
Diagnostic: Agilent B1500A Semiconductor Device Analyzer

Substrates

Si(100)

Notes

365