INTEGRATED DIPOLE REGION FOR TRANSISTOR
摘要:
Methods of manufacturing and processing semiconductor devices (i.e., electronic devices) are described. Embodiments of the disclosure advantageously provide electronic devices which comprise an integrated dipole region to meet reduced thickness and lower thermal budget requirements. The electronic devices described herein comprise a source region, a drain region, and a channel separating the source region and the drain region, and a dipole region having an interfacial layer, a metal film substantially free of non-metal atoms on the interfacial layer, and a high-κ dielectric layer on the metal film. In some embodiments, the dipole region of the electronic devices comprises an interfacial layer, a high-κ dielectric layer on the interfacial layer, and a metal film on the high-κ dielectric layer. In some embodiments, the methods comprise annealing the substrate to drive particles of metal from the metal film into one or more of the interfacial layer or the high-κ dielectric layer.
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