Single-Event Transient Pulse-Width Measurements in Advanced ...

Similarity in SET DistributionsVanderbilt Radiation Effects GroupSchool of EngineeringSET pulse-width (ps)16001400120010008006004002000proton200 MeVProton, Neutron, Alpha and Heavy-ioninduced SETs in 90-nmneutronspectrummax+1óminavg-1óalpha Ne - 3 Ar - 5.7 Kr - 20.6(5.5 MeV)(LET values)Energetic particle1.E+011.E+001.E-011.E-021.E-031.E-041.E-051.E-06Event Cross Section(!m 2 /inverter) Less variation in SET pulse widths for different particle types – probablydue to carrier redistribution and charge sharing effects Preliminary simulations indicate charge spread and diffusion collection bysubsequent gate may limit SET widthsMURI ReviewMay 13, 2008 12