{"schema_version":"1.0","canonical_url":"https://patentable.app/patents/US-9721752","patent":{"patent_number":"US-9721752","title":"Sample holder and charged particle device","assignee":null,"inventors":[],"filing_date":"2014-05-19T00:00:00.000Z","publication_date":"2017-08-01T00:00:00.000Z","cpc_codes":["G01N","G01N"],"num_claims":8,"abstract":"The objective of the present invention is to maintain the surrounding of a sample at atmospheric pressure and efficiently detect secondary electrons. In a sample chamber of a charged particle device, a sample holder (4) has: a gas introduction pipe and a gas evacuation pipe for controlling the vicinity of a sample (20) to be an atmospheric pressure environment; a charged particle passage hole (18) and a micro-orifice (18) enabling detection of secondary electrons (15) emitted from the sample (20), co-located above the sample (20); and a charged particle passage hole (19) with a hole diameter larger than the micro-orifice (18) above the sample (20) so as to be capable of actively evacuating gas during gas introduction."},"analysis":{"summary":null,"layman_explanation":null,"technical_analysis":null,"business_analysis":null,"faqs":null,"topics":[],"tech_cluster":null},"seo":{"title":"Sample holder and charged particle device","description":"The objective of the present invention is to maintain the surrounding of a sample at atmospheric pressure and efficiently detect secondary electrons. In a sample chamber of a charged particle device, ","keywords":[]},"attribution":{"source":"Patentable","source_url":"https://patentable.app","canonical_url":"https://patentable.app/patents/US-9721752","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-9721752","citation_suggestion":"Patentable. \"Sample holder and charged particle device\" (US-9721752). https://patentable.app/patents/US-9721752","copyright_holder":"Nomic Interactive Technology LLC"},"links":{"html":"https://patentable.app/patents/US-9721752","json":"https://patentable.app/api/llm-context/US-9721752","site":"https://patentable.app","llms_txt":"https://patentable.app/llms.txt"},"generated_at":"2026-06-06T07:21:10.110Z"}