{"id":"https://openalex.org/W200056775","doi":"https://doi.org/10.1007/978-94-010-1007-8_6","title":"Population Studies of Unidentified High-Energy Gamma-Ray Sources","display_name":"Population Studies of Unidentified High-Energy Gamma-Ray Sources","publication_year":2001,"publication_date":"2001-01-01","ids":{"openalex":"https://openalex.org/W200056775","doi":"https://doi.org/10.1007/978-94-010-1007-8_6","mag":"200056775"},"language":"en","primary_location":{"id":"doi:10.1007/978-94-010-1007-8_6","doi":"https://doi.org/10.1007/978-94-010-1007-8_6","is_oa":false,"landing_page_url":"https://doi.org/10.1007/978-94-010-1007-8_6","pdf_url":null,"source":{"id":"https://openalex.org/S2764751824","display_name":"Astrophysics and space science library","issn_l":"0067-0057","issn":["0067-0057","2214-7985"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["cwts-core","norway-1"],"host_organization":"https://openalex.org/P4310320108","host_organization_name":"Springer Nature (Netherlands)","host_organization_lineage":["https://openalex.org/P4310320108","https://openalex.org/P4310319965"],"host_organization_lineage_names":["Springer Nature (Netherlands)","Springer Nature"],"type":"book series"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Astrophysics and Space Science Library","raw_type":"book-chapter"},"volume":{"id":"https://openalex.org/W1621659754","display_name":"The Nature of Unidentified Galactic High-Energy Gamma-Ray Sources"},"type":"book-chapter","indexed_in":["crossref"],"open_access":{"is_oa":false,"oa_status":"closed","oa_url":null,"any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5106458433","display_name":"Neil A. Gehrels","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I1306266525","display_name":"Goddard Space Flight Center","ror":"https://ror.org/0171mag52","country_code":"US","type":"facility","lineage":["https://openalex.org/I1306266525","https://openalex.org/I4210124779"]},{"id":"https://openalex.org/I1329765538","display_name":"Universities Space Research Association","ror":"https://ror.org/043pgqy52","country_code":"US","type":"nonprofit","lineage":["https://openalex.org/I1329765538"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Neil Gehrels","raw_affiliation_strings":["NASA/Goddard Space Flight Center, Greenbelt, Mail Code 661, MD, 20771, USA","Universities Space Research Association, Lanham, MD, USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"NASA/Goddard Space Flight Center, Greenbelt, Mail Code 661, MD, 20771, USA","institution_ids":["https://openalex.org/I1306266525"]},{"raw_affiliation_string":"Universities Space Research Association, Lanham, MD, USA","institution_ids":["https://openalex.org/I1329765538"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5013697167","display_name":"D. J. Macomb","orcid":"https://orcid.org/0000-0001-8726-7944","observed_orcids":["https://orcid.org/0000-0001-8726-7944"]},"institutions":[{"id":"https://openalex.org/I1306266525","display_name":"Goddard Space Flight Center","ror":"https://ror.org/0171mag52","country_code":"US","type":"facility","lineage":["https://openalex.org/I1306266525","https://openalex.org/I4210124779"]},{"id":"https://openalex.org/I1329765538","display_name":"Universities Space Research Association","ror":"https://ror.org/043pgqy52","country_code":"US","type":"nonprofit","lineage":["https://openalex.org/I1329765538"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Daryl J. Macomb","raw_affiliation_strings":["NASA/Goddard Space Flight Center, Greenbelt, Mail Code 661, MD, 20771, USA","Universities Space Research Association, Lanham, MD, USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"NASA/Goddard Space Flight Center, Greenbelt, Mail Code 661, MD, 20771, USA","institution_ids":["https://openalex.org/I1306266525"]},{"raw_affiliation_string":"Universities Space Research Association, Lanham, MD, USA","institution_ids":["https://openalex.org/I1329765538"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5108365918","display_name":"David L. Bertsch","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I1306266525","display_name":"Goddard Space Flight Center","ror":"https://ror.org/0171mag52","country_code":"US","type":"facility","lineage":["https://openalex.org/I1306266525","https://openalex.org/I4210124779"]},{"id":"https://openalex.org/I1329765538","display_name":"Universities Space Research Association","ror":"https://ror.org/043pgqy52","country_code":"US","type":"nonprofit","lineage":["https://openalex.org/I1329765538"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"David L. Bertsch","raw_affiliation_strings":["NASA/Goddard Space Flight Center, Greenbelt, Mail Code 661, MD, 20771, USA","Universities Space Research Association, Lanham, MD, USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"NASA/Goddard Space Flight Center, Greenbelt, Mail Code 661, MD, 20771, USA","institution_ids":["https://openalex.org/I1306266525"]},{"raw_affiliation_string":"Universities Space Research Association, Lanham, MD, USA","institution_ids":["https://openalex.org/I1329765538"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5101908663","display_name":"D. J. Thompson","orcid":"https://orcid.org/0000-0001-5217-9135","observed_orcids":["https://orcid.org/0000-0001-5217-9135","https://orcid.org/0000-0002-7964-5906"]},"institutions":[{"id":"https://openalex.org/I1306266525","display_name":"Goddard Space Flight Center","ror":"https://ror.org/0171mag52","country_code":"US","type":"facility","lineage":["https://openalex.org/I1306266525","https://openalex.org/I4210124779"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"David J. Thompson","raw_affiliation_strings":["NASA/Goddard Space Flight Center, Greenbelt, Mail Code 661, MD, 20771, USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"NASA/Goddard Space Flight Center, Greenbelt, Mail Code 661, MD, 20771, USA","institution_ids":["https://openalex.org/I1306266525"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5063091092","display_name":"Robert C. Hartman","orcid":"https://orcid.org/0000-0002-0517-4339","observed_orcids":["https://orcid.org/0000-0002-0517-4339"]},"institutions":[{"id":"https://openalex.org/I1306266525","display_name":"Goddard Space Flight Center","ror":"https://ror.org/0171mag52","country_code":"US","type":"facility","lineage":["https://openalex.org/I1306266525","https://openalex.org/I4210124779"]},{"id":"https://openalex.org/I1329765538","display_name":"Universities Space Research Association","ror":"https://ror.org/043pgqy52","country_code":"US","type":"nonprofit","lineage":["https://openalex.org/I1329765538"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Robert C. Hartman","raw_affiliation_strings":["NASA/Goddard Space Flight Center, Greenbelt, Mail Code 661, MD, 20771, USA","Universities Space Research Association, Lanham, MD, USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"NASA/Goddard Space Flight Center, Greenbelt, Mail Code 661, MD, 20771, USA","institution_ids":["https://openalex.org/I1306266525"]},{"raw_affiliation_string":"Universities Space Research Association, Lanham, MD, USA","institution_ids":["https://openalex.org/I1329765538"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5112483863","display_name":"B. J. Mattson","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I1306266525","display_name":"Goddard Space Flight Center","ror":"https://ror.org/0171mag52","country_code":"US","type":"facility","lineage":["https://openalex.org/I1306266525","https://openalex.org/I4210124779"]},{"id":"https://openalex.org/I4210093662","display_name":"SM&A (United States)","ror":"https://ror.org/006xy9v19","country_code":"US","type":"company","lineage":["https://openalex.org/I4210093662"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Barbara J. Mattson","raw_affiliation_strings":["Emergent Information Technologies Inc., Clinton, MD, 20774, USA","NASA/Goddard Space Flight Center, Greenbelt, Mail Code 661, MD, 20771, USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Emergent Information Technologies Inc., Clinton, MD, 20774, USA","institution_ids":["https://openalex.org/I4210093662"]},{"raw_affiliation_string":"NASA/Goddard Space Flight Center, Greenbelt, Mail Code 661, MD, 20771, USA","institution_ids":["https://openalex.org/I1306266525"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":3,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":1,"citation_normalized_percentile":{"value":0.06232295,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":"81","last_page":"88"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10818","display_name":"Astrophysics and Cosmic Phenomena","score":0.9961000084877014,"subfield":{"id":"https://openalex.org/subfields/3106","display_name":"Nuclear and High Energy Physics"},"field":{"id":"https://openalex.org/fields/31","display_name":"Physics and Astronomy"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T10818","display_name":"Astrophysics and Cosmic Phenomena","score":0.9961000084877014,"subfield":{"id":"https://openalex.org/subfields/3106","display_name":"Nuclear and High Energy Physics"},"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/T10744","display_name":"Astrophysical Phenomena and Observations","score":0.0010000000474974513,"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/T11323","display_name":"Gamma-ray bursts and supernovae","score":0.0010000000474974513,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/unidentified-gamma-ray-sources","display_name":"unidentified gamma-ray sources","score":0.8870000243186951},{"id":"https://openalex.org/keywords/high-energy-gamma-rays","display_name":"high-energy gamma rays","score":0.7580000162124634},{"id":"https://openalex.org/keywords/gamma-ray-point-sources","display_name":"gamma-ray point sources","score":0.6359999775886536},{"id":"https://openalex.org/keywords/source-populations","display_name":"source populations","score":0.5899999737739563},{"id":"https://openalex.org/keywords/spatial-distribution","display_name":"spatial distribution","score":0.7609999775886536},{"id":"https://openalex.org/keywords/flux-distribution","display_name":"flux distribution","score":0.824999988079071},{"id":"https://openalex.org/keywords/spectral-properties","display_name":"spectral properties","score":0.9089999794960022},{"id":"https://openalex.org/keywords/galactic-center","display_name":"Galactic Center","score":0.8899999856948853},{"id":"https://openalex.org/keywords/gould-belt","display_name":"Gould Belt","score":0.7009999752044678}],"concepts":[{"id":"https://openalex.org/C2778706570","wikidata":"https://www.wikidata.org/wiki/Q3060012","display_name":"Egret","level":3,"score":0.8770371675491333},{"id":"https://openalex.org/C44870925","wikidata":"https://www.wikidata.org/wiki/Q37547","display_name":"Astrophysics","level":1,"score":0.7877148389816284},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.7642767429351807},{"id":"https://openalex.org/C122523270","wikidata":"https://www.wikidata.org/wiki/Q34027","display_name":"Latitude","level":2,"score":0.7603151798248291},{"id":"https://openalex.org/C2908647359","wikidata":"https://www.wikidata.org/wiki/Q2625603","display_name":"Population","level":2,"score":0.6517735719680786},{"id":"https://openalex.org/C2777016058","wikidata":"https://www.wikidata.org/wiki/Q7574061","display_name":"Spatial distribution","level":2,"score":0.48777157068252563},{"id":"https://openalex.org/C164866538","wikidata":"https://www.wikidata.org/wiki/Q367351","display_name":"Cluster (spacecraft)","level":2,"score":0.48404377698898315},{"id":"https://openalex.org/C68709404","wikidata":"https://www.wikidata.org/wiki/Q1134475","display_name":"Flux (metallurgy)","level":2,"score":0.4440326392650604},{"id":"https://openalex.org/C1276947","wikidata":"https://www.wikidata.org/wiki/Q333","display_name":"Astronomy","level":1,"score":0.3941820561885834},{"id":"https://openalex.org/C7910260","wikidata":"https://www.wikidata.org/wiki/Q11523","display_name":"Gamma ray","level":2,"score":0.37906140089035034},{"id":"https://openalex.org/C205649164","wikidata":"https://www.wikidata.org/wiki/Q1071","display_name":"Geography","level":0,"score":0.18892866373062134},{"id":"https://openalex.org/C62649853","wikidata":"https://www.wikidata.org/wiki/Q199687","display_name":"Remote sensing","level":1,"score":0.05656242370605469},{"id":"https://openalex.org/C192562407","wikidata":"https://www.wikidata.org/wiki/Q228736","display_name":"Materials science","level":0,"score":0.0},{"id":"https://openalex.org/C191897082","wikidata":"https://www.wikidata.org/wiki/Q11467","display_name":"Metallurgy","level":1,"score":0.0},{"id":"https://openalex.org/C144024400","wikidata":"https://www.wikidata.org/wiki/Q21201","display_name":"Sociology","level":0,"score":0.0},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.0},{"id":"https://openalex.org/C199360897","wikidata":"https://www.wikidata.org/wiki/Q9143","display_name":"Programming language","level":1,"score":0.0},{"id":"https://openalex.org/C149923435","wikidata":"https://www.wikidata.org/wiki/Q37732","display_name":"Demography","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1007/978-94-010-1007-8_6","doi":"https://doi.org/10.1007/978-94-010-1007-8_6","is_oa":false,"landing_page_url":"https://doi.org/10.1007/978-94-010-1007-8_6","pdf_url":null,"source":{"id":"https://openalex.org/S2764751824","display_name":"Astrophysics and space science library","issn_l":"0067-0057","issn":["0067-0057","2214-7985"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["cwts-core","norway-1"],"host_organization":"https://openalex.org/P4310320108","host_organization_name":"Springer Nature (Netherlands)","host_organization_lineage":["https://openalex.org/P4310320108","https://openalex.org/P4310319965"],"host_organization_lineage_names":["Springer Nature (Netherlands)","Springer Nature"],"type":"book series"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Astrophysics and Space Science Library","raw_type":"book-chapter"}],"best_oa_location":null,"sustainable_development_goals":[],"study_designs":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":12,"referenced_works":["https://openalex.org/W1972773554","https://openalex.org/W1989292520","https://openalex.org/W2011678063","https://openalex.org/W2017757517","https://openalex.org/W2018649716","https://openalex.org/W2043106468","https://openalex.org/W2069638808","https://openalex.org/W2084010698","https://openalex.org/W2084615589","https://openalex.org/W3036948822","https://openalex.org/W3099491895","https://openalex.org/W4213457872"],"related_works":["https://openalex.org/W2084010698","https://openalex.org/W1964974507","https://openalex.org/W2083011459","https://openalex.org/W1614068120","https://openalex.org/W1539970873","https://openalex.org/W1978314405","https://openalex.org/W3006817524","https://openalex.org/W4233056981","https://openalex.org/W1604783385","https://openalex.org/W2806042760"],"abstract_inverted_index":null,"counts_by_year":[],"updated_date":"2026-10-16T09:59:22.235173","created_date":"2016-06-24T00:00:00"}
