{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-9640391","patent":{"patent_number":"US-9640391","title":"Direct and pre-patterned synthesis of two-dimensional heterostructures","assignee":null,"inventors":[],"filing_date":"2016-06-23T00:00:00.000Z","publication_date":"2017-05-02T00:00:00.000Z","cpc_codes":["H01L","H01L","H01L","H01L","H01L","H01L","H01L","H01L","H01L","H01L","H01L","H01L","H01L"],"num_claims":20,"abstract":"A method for growing a transition metal dichalcogenide on a substrate, the method including providing a growth substrate having a first side and a second side opposite the first side; providing a source substrate having a first side and a second side opposite the first side; depositing a transition metal oxide on at least a portion of the first side of the source substrate; combining the growth substrate with the source substrate such that the first side of the growth substrate contacts the transition metal oxide, the combining producing a substrate stack; exposing the substrate stack to a chalcogenide gas, whereby the transition metal oxide reacts with the chalcogenide gas to produce a layer of a transition metal dichalcogenide on at least a portion of the first side of the growth substrate; and removing the source substrate from the growth substrate having the layer of the transition metal dichalcogenide thereon."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Direct and pre-patterned synthesis of two-dimensional heterostructures","description":"A method for growing a transition metal dichalcogenide on a substrate, the method including providing a growth substrate having a first side and a second side opposite the first side; providing a sour","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-9640391","license":"CC-BY-4.0-like","license_terms":"AI-generated analysis on this page (summary, layman_explanation, technical_analysis, business_analysis, faqs) may be reused with attribution and a visible link back to the canonical URL above. Patent abstracts, claims, and bibliographic data are USPTO public domain.","required_link":"https://patentable.app/patents/US-9640391","citation_suggestion":"Patentable. \"Direct and pre-patterned synthesis of two-dimensional heterostructures\" (US-9640391). https://patentable.app/patents/US-9640391","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-9640391","json":"https://patentable.app/api/llm-context/US-9640391","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-06-06T08:34:21.828Z"}