Energy Efficient Embedded Non-Volatile Memory & Logic Based on Ferroelectric Hf(Zr)O2

In this newsletter, we report advances on interface engineering, capacitor integration and FeFET logic design in the frame of the H2020 3eFERRO project.

https://www.youtube.com/watch?v=M8tL-nN7G-A

3eFERRO project introduces new ferroelectric material Hf(Zr)O2 to make FeRAM competitive NVM candidate for IoT. The project regroups 8 partners from 5 UE countries, including:

– CEA,

– ST Microelectronic,

– Namlab (the leader in the field of ferroelectric HfO2),

– 5 large technology laboratories.

The newsletter 5 highlights advances on the three following part of the project:

  1. Interface engineering
  2. Capacitor integration
  3. FeRAM and FeFET based logic desgin.

The newsletter 4 highlights advances on the three following part of the project:

  1. Exploration of the Design Space of ferroelectric-based circuits through a Design-Technology co-optimization approach
  2. Imprint in TiN/HfZrO2/Ge capacitor structures
  3. High k workshop virtual seminars programme

The newsletter 3 highlights advances on the three following part of the project:

  1. Interface engineering HfO2/TiN published in Applied Physics Letters
  2. Successful co-integration of HZO scaled capacitors above 130 nm CMOS with excellent ferroelectric performances
  3. Novel FeFET-based fine-grain Logic in Memory cells.

References et collaborations:

https://www.3eferro.eu/

https://publishing.aip.org/publications/journals/special-topics/apl/ferroelectricity-in-hafnium-oxidematerials-and-devices/

Contact:

Bertrand Vilquin

mail :

INL CNRS
Advances in 3eFERRO project on: (a) capacitor integration and the resulting switching efficiency, (b) interface engineering HfO2/TiN, and (c) improvement in transistors count for novel FeFET based LUT design
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