{"id":"https://openalex.org/W7224892301","doi":"https://doi.org/10.3847/1538-4357/aeacde","title":"An Exploration of In-band Spectral Index Techniques for Extended Radio Sources with EMU","display_name":"An Exploration of In-band Spectral Index Techniques for Extended Radio Sources with EMU","publication_year":2026,"publication_date":"2026-10-30","ids":{"openalex":"https://openalex.org/W7224892301","doi":"https://doi.org/10.3847/1538-4357/aeacde"},"language":"en","primary_location":{"id":"doi:10.3847/1538-4357/aeacde","doi":"https://doi.org/10.3847/1538-4357/aeacde","is_oa":true,"landing_page_url":"https://doi.org/10.3847/1538-4357/aeacde","pdf_url":"https://iopscience.iop.org/article/10.3847/1538-4357/aeacde/pdf","source":{"id":"https://openalex.org/S1980519","display_name":"The Astrophysical Journal","issn_l":"0004-637X","issn":["0004-637X","1538-4357"],"is_oa":true,"is_in_doaj":true,"is_core":true,"listed_in":["anvur-scientific","cwts-core","doaj","dongbi-a","jufo-1","ki-jl-1","norway-2","oarl","poland-140","russia-white-list-1","vabb-shw"],"host_organization":"https://openalex.org/P4310320083","host_organization_name":"IOP Publishing","host_organization_lineage":["https://openalex.org/P4310320083","https://openalex.org/P4310311669"],"host_organization_lineage_names":["IOP Publishing","Institute of Physics"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"The Astrophysical Journal","raw_type":"journal-article"},"volume":null,"type":"article","is_traditional":true,"indexed_in":["arxiv","crossref","datacite","doaj"],"open_access":{"is_oa":true,"oa_status":"gold","oa_url":"https://iopscience.iop.org/article/10.3847/1538-4357/aeacde/pdf","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5001323387","display_name":"Brianna D. Ball","orcid":"https://orcid.org/0009-0003-2088-9433","observed_orcids":["https://orcid.org/0009-0003-2088-9433"]},"institutions":[{"id":"https://openalex.org/I154425047","display_name":"University of Alberta","ror":"https://ror.org/0160cpw27","country_code":"CA","type":"education","lineage":["https://openalex.org/I154425047"]}],"countries":["CA"],"is_corresponding":true,"raw_author_name":"B. D. Ball","raw_affiliation_strings":["University of Alberta"],"raw_orcid":"https://orcid.org/0009-0003-2088-9433","affiliations":[{"raw_affiliation_string":"University of Alberta","institution_ids":["https://openalex.org/I154425047"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5053698450","display_name":"R. Kothes","orcid":"https://orcid.org/0000-0001-5953-0100","observed_orcids":["https://orcid.org/0000-0001-5953-0100"]},"institutions":[{"id":"https://openalex.org/I154425047","display_name":"University of Alberta","ror":"https://ror.org/0160cpw27","country_code":"CA","type":"education","lineage":["https://openalex.org/I154425047"]},{"id":"https://openalex.org/I4210159778","display_name":"National Research Council Canada","ror":"https://ror.org/04mte1k06","country_code":"CA","type":"government","lineage":["https://openalex.org/I4210159778"]}],"countries":["CA"],"is_corresponding":false,"raw_author_name":"R. Kothes","raw_affiliation_strings":["National Research Council Canada","University of Alberta"],"raw_orcid":"https://orcid.org/0000-0001-5953-0100","affiliations":[{"raw_affiliation_string":"National Research Council Canada","institution_ids":["https://openalex.org/I4210159778"]},{"raw_affiliation_string":"University of Alberta","institution_ids":["https://openalex.org/I154425047"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5021911720","display_name":"Erik W. Rosolowsky","orcid":"https://orcid.org/0000-0002-5204-2259","observed_orcids":["https://orcid.org/0000-0002-5204-2259"]},"institutions":[{"id":"https://openalex.org/I154425047","display_name":"University of Alberta","ror":"https://ror.org/0160cpw27","country_code":"CA","type":"education","lineage":["https://openalex.org/I154425047"]}],"countries":["CA"],"is_corresponding":false,"raw_author_name":"E. Rosolowsky","raw_affiliation_strings":["University of Alberta"],"raw_orcid":"https://orcid.org/0000-0002-5204-2259","affiliations":[{"raw_affiliation_string":"University of Alberta","institution_ids":["https://openalex.org/I154425047"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5056306627","display_name":"Jennifer L. West","orcid":"https://orcid.org/0000-0001-7722-8458","observed_orcids":["https://orcid.org/0000-0001-7722-8458"]},"institutions":[{"id":"https://openalex.org/I129801699","display_name":"University of Tasmania","ror":"https://ror.org/01nfmeh72","country_code":"AU","type":"education","lineage":["https://openalex.org/I129801699"]},{"id":"https://openalex.org/I4210159778","display_name":"National Research Council Canada","ror":"https://ror.org/04mte1k06","country_code":"CA","type":"government","lineage":["https://openalex.org/I4210159778"]}],"countries":["AU","CA"],"is_corresponding":false,"raw_author_name":"J. L. West","raw_affiliation_strings":["National Research Council Canada","University of Tasmania"],"raw_orcid":"https://orcid.org/0000-0001-7722-8458","affiliations":[{"raw_affiliation_string":"National Research Council Canada","institution_ids":["https://openalex.org/I4210159778"]},{"raw_affiliation_string":"University of Tasmania","institution_ids":["https://openalex.org/I129801699"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5059075636","display_name":"Wasim Raja","orcid":"https://orcid.org/0000-0002-6155-9962","observed_orcids":["https://orcid.org/0000-0002-6155-9962"]},"institutions":[{"id":"https://openalex.org/I1299164729","display_name":"Australia Telescope National Facility","ror":"https://ror.org/05qajvd42","country_code":"AU","type":"facility","lineage":["https://openalex.org/I1292875679","https://openalex.org/I1299164729","https://openalex.org/I2801453606","https://openalex.org/I4387156119"]}],"countries":["AU"],"is_corresponding":false,"raw_author_name":"W. Raja","raw_affiliation_strings":["Australia Telescope National Facility"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Australia Telescope National Facility","institution_ids":["https://openalex.org/I1299164729"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5008485249","display_name":"Miroslav D Filipovi\u0107","orcid":"https://orcid.org/0000-0002-4990-9288","observed_orcids":["https://orcid.org/0000-0002-4990-9288"]},"institutions":[{"id":"https://openalex.org/I63525965","display_name":"Western Sydney University","ror":"https://ror.org/03t52dk35","country_code":"AU","type":"education","lineage":["https://openalex.org/I63525965"]}],"countries":["AU"],"is_corresponding":false,"raw_author_name":"M. D. Filipovi\u0107","raw_affiliation_strings":["Western Sydney University"],"raw_orcid":"https://orcid.org/0000-0002-4990-9288","affiliations":[{"raw_affiliation_string":"Western Sydney University","institution_ids":["https://openalex.org/I63525965"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5006191875","display_name":"Andrew Hopkins","orcid":"https://orcid.org/0000-0002-6097-2747","observed_orcids":["https://orcid.org/0000-0002-6097-2747"]},"institutions":[{"id":"https://openalex.org/I99043593","display_name":"Macquarie University","ror":"https://ror.org/01sf06y89","country_code":"AU","type":"education","lineage":["https://openalex.org/I99043593"]}],"countries":["AU"],"is_corresponding":false,"raw_author_name":"A. M. Hopkins","raw_affiliation_strings":["Macquarie University"],"raw_orcid":"https://orcid.org/0000-0002-6097-2747","affiliations":[{"raw_affiliation_string":"Macquarie University","institution_ids":["https://openalex.org/I99043593"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5003047977","display_name":"Sanja Lazarevi\u0107","orcid":"https://orcid.org/0000-0001-6109-8548","observed_orcids":["https://orcid.org/0000-0001-6109-8548"]},"institutions":[{"id":"https://openalex.org/I1299164729","display_name":"Australia Telescope National Facility","ror":"https://ror.org/05qajvd42","country_code":"AU","type":"facility","lineage":["https://openalex.org/I1292875679","https://openalex.org/I1299164729","https://openalex.org/I2801453606","https://openalex.org/I4387156119"]},{"id":"https://openalex.org/I63525965","display_name":"Western Sydney University","ror":"https://ror.org/03t52dk35","country_code":"AU","type":"education","lineage":["https://openalex.org/I63525965"]}],"countries":["AU"],"is_corresponding":false,"raw_author_name":"S. Lazarevi\u0107","raw_affiliation_strings":["Astronomical Observatory","Australia Telescope National Facility","Western Sydney University"],"raw_orcid":"https://orcid.org/0000-0001-6109-8548","affiliations":[{"raw_affiliation_string":"Astronomical Observatory","institution_ids":[]},{"raw_affiliation_string":"Australia Telescope National Facility","institution_ids":["https://openalex.org/I1299164729"]},{"raw_affiliation_string":"Western Sydney University","institution_ids":["https://openalex.org/I63525965"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5062189002","display_name":"Denis Alan Leahy","orcid":"https://orcid.org/0000-0002-4814-958X","observed_orcids":["https://orcid.org/0000-0002-4814-958X"]},"institutions":[{"id":"https://openalex.org/I168635309","display_name":"University of Calgary","ror":"https://ror.org/03yjb2x39","country_code":"CA","type":"education","lineage":["https://openalex.org/I168635309"]}],"countries":["CA"],"is_corresponding":false,"raw_author_name":"D. Leahy","raw_affiliation_strings":["University of Calgary"],"raw_orcid":"https://orcid.org/0000-0002-4814-958X","affiliations":[{"raw_affiliation_string":"University of Calgary","institution_ids":["https://openalex.org/I168635309"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5013827920","display_name":"Syed Faisal ur Rahman","orcid":"https://orcid.org/0000-0001-9414-175X","observed_orcids":["https://orcid.org/0000-0001-9414-175X"]},"institutions":[{"id":"https://openalex.org/I207789805","display_name":"Lahore University of Management Sciences","ror":"https://ror.org/05b5x4a35","country_code":"PK","type":"education","lineage":["https://openalex.org/I207789805"]}],"countries":["PK"],"is_corresponding":false,"raw_author_name":"S.F. Rahman","raw_affiliation_strings":["Lahore University of Management Sciences"],"raw_orcid":"https://orcid.org/0000-0001-9414-175X","affiliations":[{"raw_affiliation_string":"Lahore University of Management Sciences","institution_ids":["https://openalex.org/I207789805"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5095843208","display_name":"Zachary J. Smeaton","orcid":"https://orcid.org/0009-0009-7061-0553","observed_orcids":["https://orcid.org/0009-0009-7061-0553"]},"institutions":[{"id":"https://openalex.org/I63525965","display_name":"Western Sydney University","ror":"https://ror.org/03t52dk35","country_code":"AU","type":"education","lineage":["https://openalex.org/I63525965"]}],"countries":["AU"],"is_corresponding":false,"raw_author_name":"Z. J. Smeaton","raw_affiliation_strings":["Western Sydney University"],"raw_orcid":"https://orcid.org/0009-0009-7061-0553","affiliations":[{"raw_affiliation_string":"Western Sydney University","institution_ids":["https://openalex.org/I63525965"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5116771803","display_name":"Sam Taziaux","orcid":"https://orcid.org/0009-0001-6908-2433","observed_orcids":["https://orcid.org/0009-0001-6908-2433"]},"institutions":[{"id":"https://openalex.org/I904495901","display_name":"Ruhr University Bochum","ror":"https://ror.org/04tsk2644","country_code":"DE","type":"education","lineage":["https://openalex.org/I904495901"]}],"countries":["DE"],"is_corresponding":false,"raw_author_name":"S. Taziaux","raw_affiliation_strings":["Ruhr University Bochum"],"raw_orcid":"https://orcid.org/0009-0001-6908-2433","affiliations":[{"raw_affiliation_string":"Ruhr University Bochum","institution_ids":["https://openalex.org/I904495901"]}]}],"institutions":[],"countries_distinct_count":4,"institutions_distinct_count":9,"corresponding_author_ids":["https://openalex.org/A5001323387"],"corresponding_institution_ids":["https://openalex.org/I154425047"],"apc_list":{"value":4499,"currency":"USD","value_usd":4499},"apc_paid":{"value":4499,"currency":"USD","value_usd":4499},"fwci":0.0,"has_fulltext":true,"cited_by_count":0,"citation_normalized_percentile":{"value":0.82460945,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":"1011","issue":"1","first_page":"135","last_page":"135"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T12450","display_name":"Radio Astronomy Observations and Technology","score":0.9854000210762024,"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"}},"topics":[{"id":"https://openalex.org/T12450","display_name":"Radio Astronomy Observations and Technology","score":0.9854000210762024,"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/T10818","display_name":"Astrophysics and Cosmic Phenomena","score":0.006300000008195639,"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/T10477","display_name":"Astrophysics and Star Formation Studies","score":0.0017999999690800905,"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/extended-radio-sources","display_name":"extended radio sources","score":0.8870000243186951},{"id":"https://openalex.org/keywords/supernova-remnants","display_name":"supernova remnants","score":0.8090000152587891},{"id":"https://openalex.org/keywords/h-ii-regions","display_name":"H II regions","score":0.9589999914169312}],"concepts":[{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.8420000076293945},{"id":"https://openalex.org/C42061751","wikidata":"https://www.wikidata.org/wiki/Q2280060","display_name":"Spectral index","level":3,"score":0.8195000290870667},{"id":"https://openalex.org/C73329638","wikidata":"https://www.wikidata.org/wiki/Q527","display_name":"Sky","level":2,"score":0.5544000267982483},{"id":"https://openalex.org/C44870925","wikidata":"https://www.wikidata.org/wiki/Q37547","display_name":"Astrophysics","level":1,"score":0.527899980545044},{"id":"https://openalex.org/C509933004","wikidata":"https://www.wikidata.org/wiki/Q194163","display_name":"Broadband","level":2,"score":0.5095000267028809},{"id":"https://openalex.org/C62649853","wikidata":"https://www.wikidata.org/wiki/Q199687","display_name":"Remote sensing","level":1,"score":0.5020999908447266},{"id":"https://openalex.org/C204323151","wikidata":"https://www.wikidata.org/wiki/Q905424","display_name":"Range (aeronautics)","level":2,"score":0.4943999946117401},{"id":"https://openalex.org/C68709404","wikidata":"https://www.wikidata.org/wiki/Q1134475","display_name":"Flux (metallurgy)","level":2,"score":0.4189999997615814},{"id":"https://openalex.org/C161813005","wikidata":"https://www.wikidata.org/wiki/Q184356","display_name":"Radio telescope","level":2,"score":0.40720000863075256},{"id":"https://openalex.org/C2780848835","wikidata":"https://www.wikidata.org/wiki/Q4213","display_name":"Telescope","level":2,"score":0.38609999418258667},{"id":"https://openalex.org/C2778339168","wikidata":"https://www.wikidata.org/wiki/Q207436","display_name":"Supernova remnant","level":3,"score":0.3481000065803528},{"id":"https://openalex.org/C92545706","wikidata":"https://www.wikidata.org/wiki/Q902174","display_name":"Radio spectrum","level":2,"score":0.3402000069618225},{"id":"https://openalex.org/C43214815","wikidata":"https://www.wikidata.org/wiki/Q7310987","display_name":"Reliability (semiconductor)","level":3,"score":0.3246000111103058},{"id":"https://openalex.org/C4839761","wikidata":"https://www.wikidata.org/wiki/Q212111","display_name":"Spectral line","level":2,"score":0.3224000036716461},{"id":"https://openalex.org/C152822103","wikidata":"https://www.wikidata.org/wiki/Q7575207","display_name":"Spectral shape analysis","level":3,"score":0.2971999943256378},{"id":"https://openalex.org/C1276947","wikidata":"https://www.wikidata.org/wiki/Q333","display_name":"Astronomy","level":1,"score":0.28619998693466187},{"id":"https://openalex.org/C115051666","wikidata":"https://www.wikidata.org/wiki/Q6522493","display_name":"Ranging","level":2,"score":0.27970001101493835},{"id":"https://openalex.org/C2777382242","wikidata":"https://www.wikidata.org/wiki/Q6017816","display_name":"Index (typography)","level":2,"score":0.2732999920845032},{"id":"https://openalex.org/C204530211","wikidata":"https://www.wikidata.org/wiki/Q752823","display_name":"Thermal","level":2,"score":0.2646999955177307},{"id":"https://openalex.org/C168110828","wikidata":"https://www.wikidata.org/wiki/Q1331626","display_name":"Spectral density","level":2,"score":0.2612000107765198},{"id":"https://openalex.org/C127592171","wikidata":"https://www.wikidata.org/wiki/Q3937","display_name":"Supernova","level":2,"score":0.25279998779296875},{"id":"https://openalex.org/C180690934","wikidata":"https://www.wikidata.org/wiki/Q25377588","display_name":"Stellar classification","level":3,"score":0.25200000405311584}],"mesh":[],"locations_count":4,"locations":[{"id":"doi:10.3847/1538-4357/aeacde","doi":"https://doi.org/10.3847/1538-4357/aeacde","is_oa":true,"landing_page_url":"https://doi.org/10.3847/1538-4357/aeacde","pdf_url":"https://iopscience.iop.org/article/10.3847/1538-4357/aeacde/pdf","source":{"id":"https://openalex.org/S1980519","display_name":"The Astrophysical Journal","issn_l":"0004-637X","issn":["0004-637X","1538-4357"],"is_oa":true,"is_in_doaj":true,"is_core":true,"listed_in":["anvur-scientific","cwts-core","doaj","dongbi-a","jufo-1","ki-jl-1","norway-2","oarl","poland-140","russia-white-list-1","vabb-shw"],"host_organization":"https://openalex.org/P4310320083","host_organization_name":"IOP Publishing","host_organization_lineage":["https://openalex.org/P4310320083","https://openalex.org/P4310311669"],"host_organization_lineage_names":["IOP Publishing","Institute of Physics"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"The Astrophysical Journal","raw_type":"journal-article"},{"id":"pmh:oai:arXiv.org:2610.41934","doi":null,"is_oa":true,"landing_page_url":"https://arxiv.org/abs/2610.41934","pdf_url":"https://arxiv.org/pdf/2610.41934","source":{"id":"https://openalex.org/S4306400194","display_name":"arXiv (Cornell University)","issn_l":"2331-8422","issn":["2331-8422"],"is_oa":true,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I205783295","host_organization_name":"Cornell University","host_organization_lineage":["https://openalex.org/I205783295"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"text"},{"id":"pmh:oai:doaj.org/article:3d7c01cff72e4014b472792e4dd46b95","doi":null,"is_oa":false,"landing_page_url":"https://doaj.org/article/3d7c01cff72e4014b472792e4dd46b95","pdf_url":null,"source":{"id":"https://openalex.org/S4306401280","display_name":"DOAJ (DOAJ: Directory of Open Access Journals)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"The Astrophysical Journal, Vol 1011, Iss 1, p 135 (2026)","raw_type":"article"},{"id":"doi:10.48550/arxiv.2610.41934","doi":"https://doi.org/10.48550/arxiv.2610.41934","is_oa":true,"landing_page_url":"https://doi.org/10.48550/arxiv.2610.41934","pdf_url":null,"source":{"id":"https://openalex.org/S4306400194","display_name":"arXiv (Cornell University)","issn_l":"2331-8422","issn":["2331-8422"],"is_oa":true,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I205783295","host_organization_name":"Cornell University","host_organization_lineage":["https://openalex.org/I205783295"],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":null,"is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":"Preprint"}],"best_oa_location":{"id":"doi:10.3847/1538-4357/aeacde","doi":"https://doi.org/10.3847/1538-4357/aeacde","is_oa":true,"landing_page_url":"https://doi.org/10.3847/1538-4357/aeacde","pdf_url":"https://iopscience.iop.org/article/10.3847/1538-4357/aeacde/pdf","source":{"id":"https://openalex.org/S1980519","display_name":"The Astrophysical Journal","issn_l":"0004-637X","issn":["0004-637X","1538-4357"],"is_oa":true,"is_in_doaj":true,"is_core":true,"listed_in":["anvur-scientific","cwts-core","doaj","dongbi-a","jufo-1","ki-jl-1","norway-2","oarl","poland-140","russia-white-list-1","vabb-shw"],"host_organization":"https://openalex.org/P4310320083","host_organization_name":"IOP Publishing","host_organization_lineage":["https://openalex.org/P4310320083","https://openalex.org/P4310311669"],"host_organization_lineage_names":["IOP Publishing","Institute of Physics"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"The Astrophysical Journal","raw_type":"journal-article"},"sustainable_development_goals":[],"study_designs":[],"awards":[],"funders":[{"id":"https://openalex.org/F4320310350","display_name":"Canadian Foundation for AIDS Research","ror":"https://ror.org/04hfyyk07"},{"id":"https://openalex.org/F4320310411","display_name":"Canarie","ror":"https://ror.org/01nztpc84"},{"id":"https://openalex.org/F4320310744","display_name":"Science and Industry Endowment Fund","ror":"https://ror.org/04c4mj004"},{"id":"https://openalex.org/F4320315885","display_name":"Australian Government","ror":"https://ror.org/0314h5y94"},{"id":"https://openalex.org/F4320320386","display_name":"Commonwealth Scientific and Industrial Research Organisation","ror":"https://ror.org/03qn8fb07"},{"id":"https://openalex.org/F4320326768","display_name":"Government of Western Australia","ror":"https://ror.org/00wqdbc63"},{"id":"https://openalex.org/F4320331257","display_name":"Alliance de recherche num\u00e9rique du Canada","ror":"https://ror.org/010r6td27"},{"id":"https://openalex.org/F4320334436","display_name":"Canadian Space Agency","ror":"https://ror.org/03a1gte98"},{"id":"https://openalex.org/F4320334593","display_name":"Natural Sciences and Engineering Research Council of Canada","ror":"https://ror.org/01h531d29"}],"has_content":{"pdf":true,"grobid_xml":true},"content_urls":{"pdf":"https://content.openalex.org/works/W7224892301.pdf","grobid_xml":"https://content.openalex.org/works/W7224892301.grobid-xml"},"referenced_works_count":54,"referenced_works":["https://openalex.org/W107140549","https://openalex.org/W1633529777","https://openalex.org/W1930998585","https://openalex.org/W1951688503","https://openalex.org/W1964176098","https://openalex.org/W1983330683","https://openalex.org/W1985768552","https://openalex.org/W1986073088","https://openalex.org/W1990052420","https://openalex.org/W1991761319","https://openalex.org/W2004905840","https://openalex.org/W2008467836","https://openalex.org/W2010373895","https://openalex.org/W2016913008","https://openalex.org/W2017114991","https://openalex.org/W2020992360","https://openalex.org/W2031351084","https://openalex.org/W2039310530","https://openalex.org/W2063277690","https://openalex.org/W2064978467","https://openalex.org/W2072433957","https://openalex.org/W2075059621","https://openalex.org/W2076494059","https://openalex.org/W2078624411","https://openalex.org/W2079842605","https://openalex.org/W2080642953","https://openalex.org/W2092703479","https://openalex.org/W2095748724","https://openalex.org/W2108734526","https://openalex.org/W2146548630","https://openalex.org/W2151669719","https://openalex.org/W2152715483","https://openalex.org/W2155847527","https://openalex.org/W2481214414","https://openalex.org/W2530964153","https://openalex.org/W2963514170","https://openalex.org/W2963865573","https://openalex.org/W2971404352","https://openalex.org/W2990334352","https://openalex.org/W2990947568","https://openalex.org/W3191312265","https://openalex.org/W4309736345","https://openalex.org/W4382644383","https://openalex.org/W4386008256","https://openalex.org/W4393942707","https://openalex.org/W4396640214","https://openalex.org/W4401345864","https://openalex.org/W4406971392","https://openalex.org/W4407420641","https://openalex.org/W4410792138","https://openalex.org/W4411158633","https://openalex.org/W4412415953","https://openalex.org/W7162288753","https://openalex.org/W7164000846"],"related_works":["https://openalex.org/W2952692637","https://openalex.org/W1798942170","https://openalex.org/W2008927136","https://openalex.org/W2079842605","https://openalex.org/W7100831938","https://openalex.org/W1516518631","https://openalex.org/W2759323220","https://openalex.org/W7096036281","https://openalex.org/W3027887939","https://openalex.org/W2899569879"],"abstract_inverted_index":{"Abstract":[0],"Spectral":[1],"indices":[2,20,42,56,76,151,173],"are":[3,21,36],"an":[4],"effective":[5],"way":[6],"of":[7,14,52,81,117,133,136,213],"differentiating":[8],"between":[9,192],"thermal":[10,193],"and":[11,112,143,147,185,194,216,222,228],"nonthermal":[12,195],"sources":[13,135],"radio":[15,86,137],"emission.":[16],"Most":[17],"often,":[18],"spectral":[19,41,55,75,172],"determined":[22,174],"using":[23,114,175],"flux":[24,176],"measurements":[25],"taken":[26],"over":[27],"multiple":[28],"observations":[29],"with":[30,77,92,157],"different":[31,70],"instruments.":[32],"Since":[33],"these":[34,53,128,154],"data":[35],"not":[37,58],"always":[38],"available,":[39],"determining":[40],"from":[43,179],"a":[44,85,131],"single":[45],"telescope":[46],"observation":[47],"is":[48],"desirable.":[49],"The":[50,226],"reliability":[51],"in-band":[54,74,168,188],"has":[57],"been":[59],"well":[60],"studied,":[61],"particularly":[62],"for":[63,72,219,245],"extended":[64,134,246],"sources.":[65,196,247],"Here,":[66],"we":[67,164,199],"explore":[68],"three":[69],"techniques":[71,129,189],"finding":[73],"the":[78,82,93,115,118,123,150,158,162,167,187,201,207,211],"Evolutionary":[79],"Map":[80],"Universe":[83],"(EMU),":[84],"southern":[87],"sky":[88],"survey":[89],"being":[90],"conducted":[91],"Australian":[94],"Square":[95],"Kilometre":[96],"Array":[97],"Pathfinder":[98],"(ASKAP).":[99],"These":[100],"methods":[101,155,231],"include:":[102],"(1)":[103],"integrating":[104],"fluxes":[105],"in":[106,122],"sub-bands,":[107],"(2)":[108],"temperature\u2013temperature":[109],"(T\u2013T)":[110],"plots,":[111],"(3)":[113],"ratio":[116],"Taylor":[119,229],"terms":[120],"produced":[121,152],"imaging":[124],"process.":[125],"We":[126,182],"apply":[127],"to":[130,170,205],"selection":[132],"emission,":[138],"primarily":[139],"supernova":[140],"remnants":[141],"(SNRs)":[142],"H":[144,223],"ii":[145,224],"regions,":[146],"assess":[148],"if":[149],"through":[153],"agree":[156],"expected":[159],"values.":[160],"For":[161],"SNRs,":[163],"also":[165],"compare":[166],"results":[169],"broadband":[171],"values":[177],"obtained":[178],"published":[180],"works.":[181],"examine":[183],"whether":[184],"when":[186],"can":[190,232],"differentiate":[191],"In":[197],"general,":[198],"find":[200],"T\u2013T":[202],"plot":[203],"method":[204],"be":[206,233,240],"most":[208],"reliable":[209,244],"across":[210],"range":[212],"source":[214],"sizes":[215],"brightnesses":[217],"studied":[218],"both":[220],"SNRs":[221],"regions.":[225],"sub-band":[227],"term":[230],"useful":[234],"under":[235],"certain":[236],"conditions":[237],"but":[238],"cannot":[239],"considered":[241],"as":[242],"broadly":[243]},"counts_by_year":[],"updated_date":"2026-11-05T12:25:35.769452","created_date":"2026-10-31T00:00:00"}
