Plasma-Enhanced Atomic Layer Deposition of Ru-TiN Thin Films for Copper Diffusion Barrier Metals

Type:
Journal
Info:
Journal of The Electrochemical Society, 153 (6) G578-G581 (2006)
Date:
2006-04-19
DOI:
http://dx.doi.org/10.1149/1.2193335

Author Information

Name Institution
Se-Hun KwonKorea Advanced Institute of Science and Technology
Oh-Kyum KwonSamsung Electronics Co.
Jae-Sik MinSamsung Electronics Co.
Sang-Won KangKorea Advanced Institute of Science and Technology

Films

Plasma TiN

Hardware used: Custom
TDMATi, tetrakis(dimethylamido)titanium, titanium dimethylamide, (Me2N)4Ti
CAS#: 3275-24-9
Where to buy precursor
N2, Nitrogen
CAS#: 7727-37-9
Deposition Temperature Range N/A

Plasma Ru

Hardware used: Custom
Bis(EthylCycloPentadienyl)Ruthenium, Ru(EtCp)2
CAS#: 32992-96-4
Where to buy precursor
N2, Nitrogen
CAS#: 7727-37-9
H2, Hydrogen
CAS#: 1333-74-0

Where to buy onsite generators

Deposition Temperature Range N/A

Plasma RuTiN

Hardware used: Custom
Bis(EthylCycloPentadienyl)Ruthenium, Ru(EtCp)2
CAS#: 32992-96-4
Where to buy precursor
TDMATi, tetrakis(dimethylamido)titanium, titanium dimethylamide, (Me2N)4Ti
CAS#: 3275-24-9
Where to buy precursor
N2, Nitrogen
CAS#: 7727-37-9
H2, Hydrogen
CAS#: 1333-74-0

Where to buy onsite generators

Deposition Temperature Range N/A

Film/Plasma Properties

Characteristic: Thickness
Analysis: SEM, Scanning Electron Microscopy
Diagnostic: -

Characteristic: Chemical Composition, Impurities
Analysis: RBS, Rutherford Backscattering Spectrometry
Diagnostic: -

Characteristic: Chemical Composition, Impurities
Analysis: AES, Auger Electron Spectroscopy
Diagnostic: -

Characteristic: Crystallinity, Crystal Structure, Grain Size, Atomic Structure
Analysis: XRD, X-Ray Diffraction
Diagnostic: -

Characteristic: Crystallinity, Crystal Structure, Grain Size, Atomic Structure
Analysis: TEM, Transmission Electron Microscope
Diagnostic: -

Characteristic: Resistivity, Sheet Resistance
Analysis: Four-point Probe
Diagnostic: -

Characteristic: Diffusion Barrier Properties
Analysis: Anneal
Diagnostic: -

Characteristic: Adhesion
Analysis: Tape Test
Diagnostic: -

Substrates

SiO2
Silicon

Notes

Silicon substrate HF treated.
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