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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)
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- 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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