A Percolative Approach to Reliability of Thin Film Interconnects and Ultra-thin Dielectrics
Author(s) -
C. Pennetta,
L. Reggiani,
Gy. Trefán,
Rosella Cataldo,
Giorgio De Nunzio
Publication year - 2001
Publication title -
vlsi design
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 0.123
H-Index - 24
eISSN - 1065-514X
pISSN - 1026-7123
DOI - 10.1155/2001/38657
Subject(s) - resistor , materials science , percolation (cognitive psychology) , thin film , reliability (semiconductor) , degradation (telecommunications) , dielectric , electronic engineering , optoelectronics , condensed matter physics , electrical engineering , nanotechnology , engineering , physics , thermodynamics , power (physics) , voltage , neuroscience , biology
Degradation of thin film interconnects and ultra-thin dielectrics is studied within astochastic approach based on a percolation technique. The thin film is modelled as atwo-dimensional random resistor network at a given temperature and its degradation ischaracterized by a breaking probability of the single resistor. A recovery of the damageis also allowed so that a steady-state condition can be achieved. The main featuresof experiments are reproduced. This approach provides a unified description ofdegradation and failure processes in terms of physical parameters
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