{"id":"https://openalex.org/A5113315599","orcid":null,"observed_orcids":[],"display_name":"Chi Ma","raw_author_names":["Chi Ma"],"full_name":"Chi Ma","works_count":5,"cited_by_count":38,"summary_stats":{"2yr_mean_citedness":9.5,"h_index":2,"i10_index":1},"ids":{"openalex":"https://openalex.org/A5113315599","orcid":null,"observed_orcids":[]},"affiliations":[{"institution":{"id":"https://openalex.org/I211433327","ror":"https://ror.org/02kxqx159","display_name":"Ministry of Natural Resources","country_code":"CN","type":"government","lineage":["https://openalex.org/I211433327","https://openalex.org/I4210127390"]},"years":[2026,2025,2024]},{"institution":{"id":"https://openalex.org/I2802497816","ror":"https://ror.org/02gp4e279","display_name":"Chinese Academy of Geological Sciences","country_code":"CN","type":"facility","lineage":["https://openalex.org/I2802497816"]},"years":[2026,2025,2024]}],"last_known_institutions":[{"id":"https://openalex.org/I211433327","ror":"https://ror.org/02kxqx159","display_name":"Ministry of Natural Resources","country_code":"CN","type":"government","lineage":["https://openalex.org/I211433327","https://openalex.org/I4210127390"]},{"id":"https://openalex.org/I2802497816","ror":"https://ror.org/02gp4e279","display_name":"Chinese Academy of Geological Sciences","country_code":"CN","type":"facility","lineage":["https://openalex.org/I2802497816"]}],"topics":[{"id":"https://openalex.org/T12282","display_name":"Mineral Processing and Grinding","count":3,"subfield":{"id":"https://openalex.org/subfields/2210","display_name":"Mechanical Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10001","display_name":"Geological and Geochemical Analysis","count":2,"subfield":{"id":"https://openalex.org/subfields/1908","display_name":"Geophysics"},"field":{"id":"https://openalex.org/fields/19","display_name":"Earth and Planetary Sciences"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10544","display_name":"Glass properties and applications","count":2,"subfield":{"id":"https://openalex.org/subfields/2503","display_name":"Ceramics and Composites"},"field":{"id":"https://openalex.org/fields/25","display_name":"Materials Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10132","display_name":"Advanced ceramic materials synthesis","count":1,"subfield":{"id":"https://openalex.org/subfields/2503","display_name":"Ceramics and Composites"},"field":{"id":"https://openalex.org/fields/25","display_name":"Materials Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T11073","display_name":"Metal Extraction and Bioleaching","count":1,"subfield":{"id":"https://openalex.org/subfields/2204","display_name":"Biomedical Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"topic_share":[{"id":"https://openalex.org/T12282","display_name":"Mineral Processing and Grinding","value":1.63e-05,"subfield":{"id":"https://openalex.org/subfields/2210","display_name":"Mechanical Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T12017","display_name":"Recycling and Waste Management Techniques","value":8.8e-06,"subfield":{"id":"https://openalex.org/subfields/2311","display_name":"Waste Management and Disposal"},"field":{"id":"https://openalex.org/fields/23","display_name":"Environmental Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T11073","display_name":"Metal Extraction and Bioleaching","value":8.5e-06,"subfield":{"id":"https://openalex.org/subfields/2204","display_name":"Biomedical Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T13442","display_name":"Geochemistry and Geochronology of Asian Mineral Deposits","value":7.2e-06,"subfield":{"id":"https://openalex.org/subfields/2002","display_name":"Economics and Econometrics"},"field":{"id":"https://openalex.org/fields/20","display_name":"Economics, Econometrics and Finance"},"domain":{"id":"https://openalex.org/domains/2","display_name":"Social Sciences"}},{"id":"https://openalex.org/T10544","display_name":"Glass properties and applications","value":6.5e-06,"subfield":{"id":"https://openalex.org/subfields/2503","display_name":"Ceramics and Composites"},"field":{"id":"https://openalex.org/fields/25","display_name":"Materials Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"x_concepts":[{"id":"2779870107","wikidata":"https://www.wikidata.org/wiki/Q43010","display_name":"Quartz","score":0.9730101227760315},{"id":"127313418","wikidata":"https://www.wikidata.org/wiki/Q1069","display_name":"Geology","score":0.8387653827667236},{"id":"192562407","wikidata":"https://www.wikidata.org/wiki/Q228736","display_name":"Materials science","score":0.6158000230789185},{"id":"199289684","wikidata":"https://www.wikidata.org/wiki/Q83353","display_name":"Mineralogy","score":0.47277334332466125},{"id":"159985019","wikidata":"https://www.wikidata.org/wiki/Q181790","display_name":"Composite material","score":0.3298007547855377}],"counts_by_year":[{"year":2023,"works_count":1,"oa_works_count":1,"cited_by_count":0},{"year":2024,"works_count":1,"oa_works_count":1,"cited_by_count":1},{"year":2025,"works_count":1,"oa_works_count":1,"cited_by_count":13},{"year":2026,"works_count":2,"oa_works_count":0,"cited_by_count":24}],"display_name_alternatives":["Chi Ma"],"block_key":"c ma","works_api_url":"https://api.openalex.org/works?filter=author.id:A5113315599","updated_date":"2026-10-27T12:30:23","created_date":"2024-08-02T00:00:00"}