Scaled, Ferroelectric Memristive Synapse for Back-End-of-Line Integration with Neuromorphic Hardware

Type:
Journal
Info:
Adv. Electron. Mater. 2022, 8, 2101395
Date:
2022-03-08
DOI:
https://doi.org/10.1002/aelm.202101395

Author Information

Name Institution
Laura Bégon-LoursIBM Research, Zurich Research Lab
Mattia HalterIBM Research, Zurich Research Lab
Francesco Maria PuglisiUNIMORE - Dipartimento di Ingegneria 'Enzo Ferrari'
Lorenzo BenattiUNIMORE - Dipartimento di Ingegneria 'Enzo Ferrari'
Donato Francesco FalconeIBM Research, Zurich Research Lab
Youri PopoffIBM Research, Zurich Research Lab
Diana Dávila PinedaIBM Research, Zurich Research Lab
Marilyne SousaIBM Research, Zurich Research Lab
Bert Jan OffreinIBM Research, Zurich Research Lab

Films

Plasma TiN

Hardware used: Unknown
TDMATi, tetrakis(dimethylamido)titanium, titanium dimethylamide, (Me2N)4Ti
CAS#: 3275-24-9
Where to buy precursor
N2, Nitrogen
CAS#: 7727-37-9
Deposition Temperature = 300C

Plasma WO3

Hardware used: Unknown
BTBMW, TBIDMW, bis(t-Butylimido) bis(DiMethylamido) Tungsten
CAS#: 406462-43-9
Where to buy precursor
O2, Oxygen
CAS#: 7782-44-7
Deposition Temperature = 375C

Plasma HfZrO2

Hardware used: Unknown
TEMAHf, tetrakis(ethylmethylamido) Hafnium, hafnium ethylmethylamide, (EtMeN)4Hf
CAS#: 352535-01-4
Where to buy precursor
ZrCMMM, (MeCp)2Zr(OMe)(Me), Bis(methyl-η5-cyclopentadienyl)methoxymethyl zirconium
CAS#: 916597-01-8
Where to buy precursor
Deposition Temperature = 300C

Film/Plasma Properties

Characteristic: Crystallinity, Crystal Structure, Grain Size, Atomic Structure
Analysis: GIXRD, Grazing Incidence X-Ray Diffraction
Diagnostic: Bruker D8 Discover

Characteristic: Thickness
Analysis: XRR, X-Ray Reflectivity
Diagnostic: Bruker D8 Discover

Characteristic: Interfacial Layer
Analysis: XRR, X-Ray Reflectivity
Diagnostic: Bruker D8 Discover

Characteristic: Images
Analysis: TEM, Transmission Electron Microscope
Diagnostic: JEOL JEM ARM 200

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

Characteristic: Ferroelectricity
Analysis: Ferroelectrical Testing
Diagnostic: -

Substrates

SiO2

Notes

1738