Patent · US Active

Methods of forming structures including silicon germanium and silicon layers, devices formed using the methods, and systems for performing the methods

US11996289B2 · kind B2 · utility

0Cited by
2,213References
7Claims
0Family size

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Key dates

Filing dateJan 5, 2021
Grant dateMay 28, 2024
Priority date
Expiry dateFeb 23, 2042

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH10D62/121
  • WIPO fieldSurface technology, coating
  • WIPO sectorChemistry

Abstract

Methods and systems for forming structures including one or more layers comprising silicon germanium and one or more layers comprising silicon are disclosed. Exemplary methods can include using a surfactant, using particular precursors, and/or using a transition step to improve an interface between adjacent layers comprising silicon germanium and comprising silicon.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.