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Magneto-modulation of gate leakage current in 65 nm nMOS transistors: Experimental, modeling, and simulation results
EDMUNDO ANTONIO GUTIERREZ DOMINGUEZ
JOEL MOLINA REYES
PEDRO JAVIER GARCIA RAMIREZ
Acceso Abierto
Atribución-NoComercial-SinDerivadas
65 nm MOSFET
Gate leakage
Magnetic field
Em interference
We introduce experimental results that reveal a small static and a slowly varying-dynamic magnetic field B induces a magneto-modulation of the gate leakage current of a 65 nm nMOSFET. For the case of a 100 mT (mili-Tesla) static B field a variation of the 6% (1.5 nA/27 nA) of the gate current is observed. For a 5 Hz slowly varying (±100 mT) square pulsed magnetic field, the gate current dynamic variation raises up to 18% (4.8 nA/27 nA). These experimental observations are explained in terms of space and time modulation of the two-dimensional surface inversion layer charge. The static B field dependent model is validated through Minimos-NT numerical simulations, while the dynamic B field experimental observations are reproduced with a SPICE macro-model, which uses the static device model as initial condition for the dynamic model. With this model we are able to predict the impact of small static and dynamic B fields on the gate leakage current and channel current interference of low-dimensional MOS transistors. We also propose this electro-magnetic experimental technique as an alternative for detailed exploration of the Si–SiO2 interface properties for 2 nm or thinner gate oxides, as well as for low-dimensional semiconductor devices.
Elsevier Ltd.
2010
Artículo
Inglés
Estudiantes
Investigadores
Público en general
Gutierrez-D, E.A., et al., (2010). Magneto-modulation of gate leakage current in 65 nm nMOS transistors: Experimental, modeling, and simulation results, Solid-State Electronics, (54): 1022–1026
ELECTRÓNICA
Versión aceptada
acceptedVersion - Versión aceptada
Aparece en las colecciones: Artículos de Electrónica

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