{"id":"https://openalex.org/A5089940076","orcid":null,"observed_orcids":[],"display_name":"David S. Chappell","raw_author_names":["Chappell, D.","Chappell, D.S.","D Chappell","D. Chappell","D. S. Chappell","David Chappell","David S Chappell","David S. Chappell"],"full_name":"David S. Chappell","works_count":43,"cited_by_count":1288,"summary_stats":{"2yr_mean_citedness":7.0,"h_index":15,"i10_index":20},"ids":{"openalex":"https://openalex.org/A5089940076","orcid":null,"observed_orcids":[]},"affiliations":[{"institution":{"id":"https://openalex.org/I177877127","ror":"https://ror.org/047272k79","display_name":"The University of Western Australia","country_code":"AU","type":"education","lineage":["https://openalex.org/I177877127"]},"years":[2003,2001,2000,1997,1996]},{"institution":{"id":"https://openalex.org/I190082696","ror":"https://ror.org/01v29qb04","display_name":"Durham University","country_code":"GB","type":"education","lineage":["https://openalex.org/I190082696"]},"years":[2014]},{"institution":{"id":"https://openalex.org/I20303223","ror":"https://ror.org/01zctcs90","display_name":"BP (United Kingdom)","country_code":"GB","type":"company","lineage":["https://openalex.org/I20303223"]},"years":[2025,2024,2022,2021,2014]},{"institution":{"id":"https://openalex.org/I2613432","ror":"https://ror.org/032db5x82","display_name":"University of South Florida","country_code":"US","type":"education","lineage":["https://openalex.org/I2613432"]},"years":[2009,2005,2003,2002]},{"institution":{"id":"https://openalex.org/I2799740997","ror":"https://ror.org/00zc2xc51","display_name":"Royal Perth Hospital","country_code":"AU","type":"healthcare","lineage":["https://openalex.org/I2799506148","https://openalex.org/I2799740997","https://openalex.org/I2800882159","https://openalex.org/I4388446364","https://openalex.org/I4405257575"]},"years":[2003,2001,2000,1997,1996]},{"institution":{"id":"https://openalex.org/I2799971621","ror":"https://ror.org/02xz7d723","display_name":"Harry Perkins Institute of Medical Research","country_code":"AU","type":"healthcare","lineage":["https://openalex.org/I2799971621"]},"years":[2003,2001]},{"institution":{"id":"https://openalex.org/I4210106879","ror":"https://ror.org/01jr3y717","display_name":"Ohio University","country_code":"US","type":"education","lineage":["https://openalex.org/I4210106879"]},"years":[1999,1998]},{"institution":{"id":"https://openalex.org/I4665924","ror":"https://ror.org/03zdwsf69","display_name":"University of Rostock","country_code":"DE","type":"education","lineage":["https://openalex.org/I4665924"]},"years":[1996]},{"institution":{"id":"https://openalex.org/I67415387","ror":"https://ror.org/04f2nsd36","display_name":"Lancaster University","country_code":"GB","type":"education","lineage":["https://openalex.org/I67415387"]},"years":[2014]},{"institution":{"id":"https://openalex.org/I71052956","ror":"https://ror.org/05v62cm79","display_name":"University of Reading","country_code":"GB","type":"education","lineage":["https://openalex.org/I71052956"]},"years":[2012,2011,2010,2009,2007,2006]},{"institution":{"id":"https://openalex.org/I98704320","ror":"https://ror.org/04a9tmd77","display_name":"Icahn School of Medicine at Mount Sinai","country_code":"US","type":"education","lineage":["https://openalex.org/I1320796813","https://openalex.org/I98704320"]},"years":[2015]}],"last_known_institutions":[{"id":"https://openalex.org/I20303223","ror":"https://ror.org/01zctcs90","display_name":"BP (United Kingdom)","country_code":"GB","type":"company","lineage":["https://openalex.org/I20303223"]}],"topics":[{"id":"https://openalex.org/T11534","display_name":"Erythropoietin and Anemia Treatment","count":7,"subfield":{"id":"https://openalex.org/subfields/2720","display_name":"Hematology"},"field":{"id":"https://openalex.org/fields/27","display_name":"Medicine"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}},{"id":"https://openalex.org/T10491","display_name":"Enhanced Oil Recovery Techniques","count":5,"subfield":{"id":"https://openalex.org/subfields/2212","display_name":"Ocean 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/T11503","display_name":"Cytokine Signaling Pathways and Interactions","count":5,"subfield":{"id":"https://openalex.org/subfields/2730","display_name":"Oncology"},"field":{"id":"https://openalex.org/fields/27","display_name":"Medicine"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}},{"id":"https://openalex.org/T11801","display_name":"Reservoir Engineering and Simulation Methods","count":5,"subfield":{"id":"https://openalex.org/subfields/2212","display_name":"Ocean 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/T10635","display_name":"Hydraulic Fracturing and Reservoir Analysis","count":4,"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"}}],"topic_share":[{"id":"https://openalex.org/T11534","display_name":"Erythropoietin and Anemia Treatment","value":7.78e-05,"subfield":{"id":"https://openalex.org/subfields/2720","display_name":"Hematology"},"field":{"id":"https://openalex.org/fields/27","display_name":"Medicine"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}},{"id":"https://openalex.org/T11503","display_name":"Cytokine Signaling Pathways and Interactions","value":3.54e-05,"subfield":{"id":"https://openalex.org/subfields/2730","display_name":"Oncology"},"field":{"id":"https://openalex.org/fields/27","display_name":"Medicine"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}},{"id":"https://openalex.org/T13221","display_name":"Biological Activity of Diterpenoids and Biflavonoids","value":3.4e-05,"subfield":{"id":"https://openalex.org/subfields/1312","display_name":"Molecular Biology"},"field":{"id":"https://openalex.org/fields/13","display_name":"Biochemistry, Genetics and Molecular Biology"},"domain":{"id":"https://openalex.org/domains/1","display_name":"Life Sciences"}},{"id":"https://openalex.org/T12610","display_name":"RNA regulation and disease","value":3.25e-05,"subfield":{"id":"https://openalex.org/subfields/1312","display_name":"Molecular Biology"},"field":{"id":"https://openalex.org/fields/13","display_name":"Biochemistry, Genetics and Molecular Biology"},"domain":{"id":"https://openalex.org/domains/1","display_name":"Life Sciences"}},{"id":"https://openalex.org/T11801","display_name":"Reservoir Engineering and Simulation Methods","value":2.79e-05,"subfield":{"id":"https://openalex.org/subfields/2212","display_name":"Ocean Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"x_concepts":[{"id":"185592680","wikidata":"https://www.wikidata.org/wiki/Q2329","display_name":"Chemistry","score":0.9518024921417236},{"id":"86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","score":0.9373763799667358},{"id":"192562407","wikidata":"https://www.wikidata.org/wiki/Q228736","display_name":"Materials science","score":0.8527692556381226},{"id":"54355233","wikidata":"https://www.wikidata.org/wiki/Q7162","display_name":"Genetics","score":0.5856388807296753},{"id":"55493867","wikidata":"https://www.wikidata.org/wiki/Q7094","display_name":"Biochemistry","score":0.48154526948928833}],"counts_by_year":[{"year":1942,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":1980,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":1992,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":1993,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":1995,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":1996,"works_count":1,"oa_works_count":1,"cited_by_count":0},{"year":1997,"works_count":2,"oa_works_count":0,"cited_by_count":0},{"year":1998,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":1999,"works_count":2,"oa_works_count":0,"cited_by_count":0},{"year":2000,"works_count":2,"oa_works_count":0,"cited_by_count":0},{"year":2001,"works_count":1,"oa_works_count":1,"cited_by_count":0},{"year":2002,"works_count":2,"oa_works_count":0,"cited_by_count":0},{"year":2003,"works_count":2,"oa_works_count":2,"cited_by_count":0},{"year":2005,"works_count":1,"oa_works_count":1,"cited_by_count":0},{"year":2006,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":2007,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":2009,"works_count":2,"oa_works_count":1,"cited_by_count":0},{"year":2010,"works_count":4,"oa_works_count":2,"cited_by_count":0},{"year":2011,"works_count":2,"oa_works_count":1,"cited_by_count":0},{"year":2012,"works_count":2,"oa_works_count":1,"cited_by_count":64},{"year":2013,"works_count":0,"oa_works_count":0,"cited_by_count":89},{"year":2014,"works_count":1,"oa_works_count":1,"cited_by_count":79},{"year":2015,"works_count":2,"oa_works_count":0,"cited_by_count":99},{"year":2016,"works_count":1,"oa_works_count":0,"cited_by_count":80},{"year":2017,"works_count":2,"oa_works_count":0,"cited_by_count":73},{"year":2018,"works_count":1,"oa_works_count":0,"cited_by_count":68},{"year":2019,"works_count":0,"oa_works_count":0,"cited_by_count":62},{"year":2020,"works_count":0,"oa_works_count":0,"cited_by_count":52},{"year":2021,"works_count":2,"oa_works_count":0,"cited_by_count":63},{"year":2022,"works_count":1,"oa_works_count":0,"cited_by_count":46},{"year":2023,"works_count":0,"oa_works_count":0,"cited_by_count":41},{"year":2024,"works_count":1,"oa_works_count":1,"cited_by_count":36},{"year":2025,"works_count":1,"oa_works_count":1,"cited_by_count":29},{"year":2026,"works_count":0,"oa_works_count":0,"cited_by_count":30}],"display_name_alternatives":["Chappell, D.","Chappell, D.S.","D Chappell","D. Chappell","D. S. Chappell","David Chappell","David S Chappell","David S. Chappell"],"block_key":"d chappell","works_api_url":"https://api.openalex.org/works?filter=author.id:A5089940076","updated_date":"2026-11-02T12:28:04","created_date":"2016-06-24T00:00:00"}
