Edge Effects in Self-Heating-Related Instabilities in p-Channel Polycrystalline-Silicon Thin-Film Transistors (Articolo in rivista)

Type
Label
  • Edge Effects in Self-Heating-Related Instabilities in p-Channel Polycrystalline-Silicon Thin-Film Transistors (Articolo in rivista) (literal)
Anno
  • 2011-01-01T00:00:00+01:00 (literal)
Alternative label
  • L. Mariucci, P. Gaucci, A. Valletta, A. Pecora, L. Maiolo, M. Cuscunà, and G. Fortunato (2011)
    Edge Effects in Self-Heating-Related Instabilities in p-Channel Polycrystalline-Silicon Thin-Film Transistors
    in IEEE electron device letters (Print)
    (literal)
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  • L. Mariucci, P. Gaucci, A. Valletta, A. Pecora, L. Maiolo, M. Cuscunà, and G. Fortunato (literal)
Pagina inizio
  • 1707 (literal)
Pagina fine
  • 1709 (literal)
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  • 32 (literal)
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  • 3 (literal)
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  • 12 (literal)
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  • IMM-CNR (literal)
Titolo
  • Edge Effects in Self-Heating-Related Instabilities in p-Channel Polycrystalline-Silicon Thin-Film Transistors (literal)
Abstract
  • Self-heating-related instabilities have been investigated in p-channel polycrystalline-silicon thin-film transistor, showing an anomalous transconductance (gm) increase. The gm increase is a fingerprint of edge effects, resulting from a buildup of positive trapped charge in the gate oxide at the channel edges. This was confirmed by the annihilation of such positive charges obtained by sequential hot-carrier bias-stress experiments. From the analysis of the edge effects in devices with different channel lengths, we were able, using 2-D numerical simulations, to determine the size of the defected edge regions to be 400 nm. (literal)
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