{"id":"https://openalex.org/A5081786754","orcid":"https://orcid.org/0000-0001-8483-4667","observed_orcids":["https://orcid.org/0000-0001-8483-4667"],"display_name":"D. Sawyer","raw_author_names":["D. Sawyer","David G. Sawyer","David Sawyer","Sawyer, D."],"full_name":"Sawyer, David G.","works_count":25,"cited_by_count":764,"summary_stats":{"2yr_mean_citedness":0.0,"h_index":8,"i10_index":7},"ids":{"openalex":"https://openalex.org/A5081786754","orcid":"https://orcid.org/0000-0001-8483-4667","observed_orcids":["https://orcid.org/0000-0001-8483-4667"]},"affiliations":[{"institution":{"id":"https://openalex.org/I2799389969","ror":"https://ror.org/0209dk158","display_name":"Lowell Observatory","country_code":"US","type":"facility","lineage":["https://openalex.org/I2799389969"]},"years":[2020]},{"institution":{"id":"https://openalex.org/I32971472","ror":"https://ror.org/03v76x132","display_name":"Yale University","country_code":"US","type":"education","lineage":["https://openalex.org/I32971472"]},"years":[2016]}],"last_known_institutions":[{"id":"https://openalex.org/I2799389969","ror":"https://ror.org/0209dk158","display_name":"Lowell Observatory","country_code":"US","type":"facility","lineage":["https://openalex.org/I2799389969"]}],"topics":[{"id":"https://openalex.org/T12917","display_name":"Astronomy and Astrophysical Research","count":25,"subfield":{"id":"https://openalex.org/subfields/3105","display_name":"Instrumentation"},"field":{"id":"https://openalex.org/fields/31","display_name":"Physics and Astronomy"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T11484","display_name":"Adaptive optics and wavefront sensing","count":16,"subfield":{"id":"https://openalex.org/subfields/3107","display_name":"Atomic and Molecular Physics, and Optics"},"field":{"id":"https://openalex.org/fields/31","display_name":"Physics and Astronomy"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10039","display_name":"Stellar, planetary, and galactic studies","count":9,"subfield":{"id":"https://openalex.org/subfields/3103","display_name":"Astronomy and Astrophysics"},"field":{"id":"https://openalex.org/fields/31","display_name":"Physics and Astronomy"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T11992","display_name":"CCD and CMOS Imaging Sensors","count":7,"subfield":{"id":"https://openalex.org/subfields/2208","display_name":"Electrical and Electronic 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/T14163","display_name":"Astronomical Observations and Instrumentation","count":6,"subfield":{"id":"https://openalex.org/subfields/3103","display_name":"Astronomy and Astrophysics"},"field":{"id":"https://openalex.org/fields/31","display_name":"Physics and Astronomy"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"topic_share":[{"id":"https://openalex.org/T14163","display_name":"Astronomical Observations and Instrumentation","value":0.000105,"subfield":{"id":"https://openalex.org/subfields/3103","display_name":"Astronomy and Astrophysics"},"field":{"id":"https://openalex.org/fields/31","display_name":"Physics and Astronomy"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T11992","display_name":"CCD and CMOS Imaging Sensors","value":8.07e-05,"subfield":{"id":"https://openalex.org/subfields/2208","display_name":"Electrical and Electronic 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/T11484","display_name":"Adaptive optics and wavefront sensing","value":7.34e-05,"subfield":{"id":"https://openalex.org/subfields/3107","display_name":"Atomic and Molecular Physics, and Optics"},"field":{"id":"https://openalex.org/fields/31","display_name":"Physics and Astronomy"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T12917","display_name":"Astronomy and Astrophysical Research","value":4.42e-05,"subfield":{"id":"https://openalex.org/subfields/3105","display_name":"Instrumentation"},"field":{"id":"https://openalex.org/fields/31","display_name":"Physics and Astronomy"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T11637","display_name":"Advanced Semiconductor Detectors and Materials","value":8.9e-06,"subfield":{"id":"https://openalex.org/subfields/2208","display_name":"Electrical and Electronic 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":"121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","score":0.9484564661979675},{"id":"2780848835","wikidata":"https://www.wikidata.org/wiki/Q4213","display_name":"Telescope","score":0.880947470664978},{"id":"120665830","wikidata":"https://www.wikidata.org/wiki/Q14620","display_name":"Optics","score":0.6997233033180237},{"id":"41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","score":0.6606452465057373},{"id":"1276947","wikidata":"https://www.wikidata.org/wiki/Q333","display_name":"Astronomy","score":0.6047422885894775}],"counts_by_year":[{"year":1979,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":1998,"works_count":4,"oa_works_count":1,"cited_by_count":0},{"year":2000,"works_count":3,"oa_works_count":0,"cited_by_count":0},{"year":2004,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":2006,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":2008,"works_count":2,"oa_works_count":0,"cited_by_count":0},{"year":2009,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":2010,"works_count":3,"oa_works_count":0,"cited_by_count":0},{"year":2012,"works_count":2,"oa_works_count":0,"cited_by_count":15},{"year":2013,"works_count":0,"oa_works_count":0,"cited_by_count":1},{"year":2014,"works_count":0,"oa_works_count":0,"cited_by_count":6},{"year":2015,"works_count":0,"oa_works_count":0,"cited_by_count":1},{"year":2016,"works_count":3,"oa_works_count":3,"cited_by_count":33},{"year":2017,"works_count":1,"oa_works_count":0,"cited_by_count":42},{"year":2018,"works_count":0,"oa_works_count":0,"cited_by_count":65},{"year":2019,"works_count":0,"oa_works_count":0,"cited_by_count":61},{"year":2020,"works_count":3,"oa_works_count":2,"cited_by_count":56},{"year":2021,"works_count":0,"oa_works_count":0,"cited_by_count":72},{"year":2022,"works_count":0,"oa_works_count":0,"cited_by_count":69},{"year":2023,"works_count":0,"oa_works_count":0,"cited_by_count":68},{"year":2024,"works_count":0,"oa_works_count":0,"cited_by_count":69},{"year":2025,"works_count":0,"oa_works_count":0,"cited_by_count":74},{"year":2026,"works_count":0,"oa_works_count":0,"cited_by_count":67}],"display_name_alternatives":["D. Sawyer","David G. Sawyer","David Sawyer","Sawyer, D."],"block_key":"d sawyer","works_api_url":"https://api.openalex.org/works?filter=author.id:A5081786754","awards_count":0,"updated_date":"2026-11-07T12:08:38","created_date":"2016-06-24T00:00:00"}