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Characterisation and passivation of interface defects in (1 0 0)-Si/SiO2/HfO2/TiN gate stacks

  • P. K. Hurley
  • , K. Cherkaoui
  • , S. McDonnell
  • , G. Hughes
  • , A. W. Groenland

Research output: Contribution to journalArticlepeer-review

Abstract

The density and energy distribution of electrically active interface defects in the (1 0 0)Si/SiO2/HfO2 system are presented. Experimental results are analysed for HfO2 thin films deposited by atomic layer deposition and metal-organic chemical vapour deposition on (1 0 0)Si substrates. The paper discusses the origin of the interface states, and their passivation in hydrogen over the temperature range 350-550 °C.

Original languageEnglish
Pages (from-to)1195-1201
Number of pages7
JournalMicroelectronics Reliability
Volume47
Issue number8
DOIs
Publication statusPublished - Aug 2007

UN SDGs

This output contributes to the following UN Sustainable Development Goals (SDGs)

  1. SDG 7 - Affordable and Clean Energy
    SDG 7 Affordable and Clean Energy

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