Patent · US Active

Epitaxial alkali halide layers for III-V substrate recycling

US12198924B2 · kind B2 · utility

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30Claims
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Assignee

Inventors

Key dates

Filing dateDec 20, 2022
Grant dateJan 14, 2025
Priority date
Expiry dateJun 28, 2043

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH01L21/02658
  • WIPO fieldSemiconductors
  • WIPO sectorElectrical engineering

Abstract

The present disclosure relates to a method that includes depositing a first layer onto a substrate, depositing a second layer onto a surface of the first layer, and separating the substrate from the second layer, where the substrate includes a first III-V alloy, the second layer includes second III-V alloy, and the first layer includes a material that includes at least two of a Group 1A element, a Group 2A element, a Group 6A element, and/or a halogen.

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