Optical spectroscopy and field‐enhanced emission of an oxide trap induced by hot‐hole injection in a silicon metal‐oxide‐semiconductor field‐effect transistor

作者: M. Bourcerie , J. C. Marchetaux , A. Boudou , D. Vuillaume

DOI: 10.1063/1.102058

关键词: Analytical chemistryElectric fieldField-effect transistorField (physics)PhotoionizationTransistorSpectroscopyOptoelectronicsSiliconOxideChemistry

摘要: The oxide traps created by hot‐hole injection in the thin gate of n‐type metal‐oxide‐semiconductor transistor are optically and electrically characterized. Photodepopulation spectroscopy is used to investigate their photodetrapping kinetics. A threshold at 3 eV found for photoionization cross section. effect electric field on emission analyzed using Poole–Frenkel model. We show that a localized energy level range 2–3 below SiO2 conduction band associated with trap. It spatially above drain region transistor.

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