Method for producing a dielectric material on a semiconductor device and semiconductor device

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Method for producing a dielectric material on a semiconductor device with an atomic layer deposition procedure, whereby an aluminum oxide nitride or a silicon oxide nitride or an aluminum silicon oxide nitride layer is deposited comprising a rare earth metal-element. The invention describes a semiconductor device with a dielectric layer comprising aluminum oxide nitride or silicon oxide nitride or an aluminum silicon oxide nitride comprising a rare earth metal element.