{"id":"https://openalex.org/W3132688130","doi":"https://doi.org/10.1109/igarss39084.2020.9323652","title":"A Study of Combined Active Passive Microwave Sounding of Ice Sheet Internal Temperature Profiling","display_name":"A Study of Combined Active Passive Microwave Sounding of Ice Sheet Internal Temperature Profiling","publication_year":2020,"publication_date":"2020-09-26","ids":{"openalex":"https://openalex.org/W3132688130","doi":"https://doi.org/10.1109/igarss39084.2020.9323652","mag":"3132688130"},"language":"en","primary_location":{"id":"doi:10.1109/igarss39084.2020.9323652","is_oa":false,"landing_page_url":"https://doi.org/10.1109/igarss39084.2020.9323652","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IGARSS 2020 - 2020 IEEE International Geoscience and Remote Sensing Symposium","raw_type":"proceedings-article"},"type":"article","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/A5000785219","display_name":"Dongjin Bai","orcid":"https://orcid.org/0000-0002-4507-1748"},"institutions":[{"id":"https://openalex.org/I19820366","display_name":"Chinese Academy of Sciences","ror":"https://ror.org/034t30j35","country_code":"CN","type":"government","lineage":["https://openalex.org/I19820366"]},{"id":"https://openalex.org/I4210115570","display_name":"National Space Science Center","ror":"https://ror.org/02nnjtm50","country_code":"CN","type":"facility","lineage":["https://openalex.org/I19820366","https://openalex.org/I4210115570"]},{"id":"https://openalex.org/I4210165038","display_name":"University of Chinese Academy of Sciences","ror":"https://ror.org/05qbk4x57","country_code":"CN","type":"education","lineage":["https://openalex.org/I19820366","https://openalex.org/I4210165038"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Dongjin Bai","raw_affiliation_strings":["CAS Key Laboratory of Microwave Remote Sensing, National Space Science Center, Chinese Academy of Sciences, Beijing, China","University of Chinese Academy of Sciences, Beijing, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"CAS Key Laboratory of Microwave Remote Sensing, National Space Science Center, Chinese Academy of Sciences, Beijing, China","institution_ids":["https://openalex.org/I4210115570","https://openalex.org/I19820366"]},{"raw_affiliation_string":"University of Chinese Academy of Sciences, Beijing, China","institution_ids":["https://openalex.org/I4210165038"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5052586934","display_name":"Xiaolong Dong","orcid":"https://orcid.org/0000-0001-9515-9281"},"institutions":[{"id":"https://openalex.org/I19820366","display_name":"Chinese Academy of Sciences","ror":"https://ror.org/034t30j35","country_code":"CN","type":"government","lineage":["https://openalex.org/I19820366"]},{"id":"https://openalex.org/I4210115570","display_name":"National Space Science Center","ror":"https://ror.org/02nnjtm50","country_code":"CN","type":"facility","lineage":["https://openalex.org/I19820366","https://openalex.org/I4210115570"]},{"id":"https://openalex.org/I4210165038","display_name":"University of Chinese Academy of Sciences","ror":"https://ror.org/05qbk4x57","country_code":"CN","type":"education","lineage":["https://openalex.org/I19820366","https://openalex.org/I4210165038"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Xiaolong Dong","raw_affiliation_strings":["CAS Key Laboratory of Microwave Remote Sensing, National Space Science Center, Chinese Academy of Sciences, Beijing, China","University of Chinese Academy of Sciences, Beijing, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"CAS Key Laboratory of Microwave Remote Sensing, National Space Science Center, Chinese Academy of Sciences, Beijing, China","institution_ids":["https://openalex.org/I4210115570","https://openalex.org/I19820366"]},{"raw_affiliation_string":"University of Chinese Academy of Sciences, Beijing, China","institution_ids":["https://openalex.org/I4210165038"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5078640843","display_name":"Saibun Tjuatja","orcid":"https://orcid.org/0000-0003-2614-7927"},"institutions":[{"id":"https://openalex.org/I189196454","display_name":"The University of Texas at Arlington","ror":"https://ror.org/019kgqr73","country_code":"US","type":"education","lineage":["https://openalex.org/I189196454"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Saibun Tjuatja","raw_affiliation_strings":["The University of Texas at Arlington, Arlington, TX, USA"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"The University of Texas at Arlington, Arlington, TX, USA","institution_ids":["https://openalex.org/I189196454"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5101562000","display_name":"Di Zhu","orcid":"https://orcid.org/0000-0002-2387-8647"},"institutions":[{"id":"https://openalex.org/I19820366","display_name":"Chinese Academy of Sciences","ror":"https://ror.org/034t30j35","country_code":"CN","type":"government","lineage":["https://openalex.org/I19820366"]},{"id":"https://openalex.org/I4210115570","display_name":"National Space Science Center","ror":"https://ror.org/02nnjtm50","country_code":"CN","type":"facility","lineage":["https://openalex.org/I19820366","https://openalex.org/I4210115570"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Di Zhu","raw_affiliation_strings":["CAS Key Laboratory of Microwave Remote Sensing, National Space Science Center, Chinese Academy of Sciences, Beijing, China"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"CAS Key Laboratory of Microwave Remote Sensing, National Space Science Center, Chinese Academy of Sciences, Beijing, China","institution_ids":["https://openalex.org/I4210115570","https://openalex.org/I19820366"]}]}],"institutions":[],"countries_distinct_count":2,"institutions_distinct_count":4,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":0.1175,"has_fulltext":false,"cited_by_count":3,"citation_normalized_percentile":{"value":0.52425907,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":90,"max":98},"biblio":{"volume":null,"issue":null,"first_page":"2968","last_page":"2971"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10644","display_name":"Cryospheric studies and observations","score":0.9998999834060669,"subfield":{"id":"https://openalex.org/subfields/1902","display_name":"Atmospheric Science"},"field":{"id":"https://openalex.org/fields/19","display_name":"Earth and Planetary Sciences"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T10644","display_name":"Cryospheric studies and observations","score":0.9998999834060669,"subfield":{"id":"https://openalex.org/subfields/1902","display_name":"Atmospheric Science"},"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/T10535","display_name":"Landslides and related hazards","score":0.9987999796867371,"subfield":{"id":"https://openalex.org/subfields/2308","display_name":"Management, Monitoring, Policy and Law"},"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/T11333","display_name":"Climate change and permafrost","score":0.9986000061035156,"subfield":{"id":"https://openalex.org/subfields/1902","display_name":"Atmospheric Science"},"field":{"id":"https://openalex.org/fields/19","display_name":"Earth and Planetary Sciences"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/ice-sheet","display_name":"Ice sheet","score":0.6774070858955383},{"id":"https://openalex.org/keywords/remote-sensing","display_name":"Remote sensing","score":0.674961268901825},{"id":"https://openalex.org/keywords/depth-sounding","display_name":"Depth sounding","score":0.6047285795211792},{"id":"https://openalex.org/keywords/geology","display_name":"Geology","score":0.4319503605365753},{"id":"https://openalex.org/keywords/materials-science","display_name":"Materials science","score":0.3318019211292267},{"id":"https://openalex.org/keywords/environmental-science","display_name":"Environmental science","score":0.33099156618118286},{"id":"https://openalex.org/keywords/geomorphology","display_name":"Geomorphology","score":0.09506070613861084}],"concepts":[{"id":"https://openalex.org/C123750103","wikidata":"https://www.wikidata.org/wiki/Q12599","display_name":"Ice sheet","level":2,"score":0.6774070858955383},{"id":"https://openalex.org/C62649853","wikidata":"https://www.wikidata.org/wiki/Q199687","display_name":"Remote sensing","level":1,"score":0.674961268901825},{"id":"https://openalex.org/C55510283","wikidata":"https://www.wikidata.org/wiki/Q1382947","display_name":"Depth sounding","level":2,"score":0.6047285795211792},{"id":"https://openalex.org/C127313418","wikidata":"https://www.wikidata.org/wiki/Q1069","display_name":"Geology","level":0,"score":0.4319503605365753},{"id":"https://openalex.org/C192562407","wikidata":"https://www.wikidata.org/wiki/Q228736","display_name":"Materials science","level":0,"score":0.3318019211292267},{"id":"https://openalex.org/C39432304","wikidata":"https://www.wikidata.org/wiki/Q188847","display_name":"Environmental science","level":0,"score":0.33099156618118286},{"id":"https://openalex.org/C114793014","wikidata":"https://www.wikidata.org/wiki/Q52109","display_name":"Geomorphology","level":1,"score":0.09506070613861084},{"id":"https://openalex.org/C111368507","wikidata":"https://www.wikidata.org/wiki/Q43518","display_name":"Oceanography","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/igarss39084.2020.9323652","is_oa":false,"landing_page_url":"https://doi.org/10.1109/igarss39084.2020.9323652","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IGARSS 2020 - 2020 IEEE International Geoscience and Remote Sensing Symposium","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":18,"referenced_works":["https://openalex.org/W3803770","https://openalex.org/W1676028578","https://openalex.org/W1864465105","https://openalex.org/W1966866972","https://openalex.org/W2019782975","https://openalex.org/W2026944818","https://openalex.org/W2034052202","https://openalex.org/W2049307092","https://openalex.org/W2049466135","https://openalex.org/W2071415400","https://openalex.org/W2098737627","https://openalex.org/W2113064026","https://openalex.org/W2153451646","https://openalex.org/W2220425560","https://openalex.org/W2547526306","https://openalex.org/W2767375425","https://openalex.org/W2785695140","https://openalex.org/W3169703818"],"related_works":["https://openalex.org/W2809612451","https://openalex.org/W1974079146","https://openalex.org/W2373976954","https://openalex.org/W2616411725","https://openalex.org/W2474955975","https://openalex.org/W2383251271","https://openalex.org/W2386558711","https://openalex.org/W2349574727","https://openalex.org/W2349399252","https://openalex.org/W1505720430"],"abstract_inverted_index":{"Wideband":[0],"radiometric":[1,62,96],"measurements":[2,103],"can":[3],"be":[4],"used":[5,105],"to":[6,41,55,87,141],"retrieve":[7,56],"the":[8,42,53,83,116,143,146],"internal":[9,58,92,129],"temperature":[10,59,93,130],"of":[11,44,90,123,145],"ice":[12,18,45,57,84,91,108,117,126],"sheet":[13,19,46,85,118],"[1].":[14],"However,":[15],"emission":[16,119,124],"from":[17,125],"is":[20],"affected":[21],"by":[22],"many":[23],"factors":[24,35],"including":[25],"layering":[26],"structure,":[27],"density":[28,109],"profile":[29,60,94],"and":[30,49,70,131,134],"grain":[31],"size":[32],"distribution.":[33],"These":[34],"are":[36,104,112,139],"not":[37],"well":[38],"constrained":[39],"due":[40],"lack":[43],"characterization":[47],"data,":[48],"thus":[50],"severely":[51],"limit":[52],"ability":[54],"using":[61,95],"measurements.":[63,97],"This":[64],"paper":[65],"presents":[66],"a":[67],"combined":[68,147],"active":[69],"passive":[71],"remote":[72],"sensing":[73],"approach,":[74],"in":[75],"which":[76,111],"ice-penetrating":[77],"radar":[78,101],"provides":[79],"information":[80],"that":[81],"constraint":[82],"parameters,":[86],"improve":[88],"estimation":[89],"In":[98],"this":[99],"study,":[100],"reflectivity":[102],"for":[106,115],"estimating":[107],"variations,":[110],"input":[113],"parameters":[114],"model.":[120],"Model":[121],"analysis":[122],"layer":[127],"with":[128,136],"structural":[132],"profiles,":[133],"comparison":[135],"SMOS":[137],"data":[138],"conducted":[140],"assess":[142],"viability":[144],"approach.":[148]},"counts_by_year":[{"year":2026,"cited_by_count":1},{"year":2025,"cited_by_count":1},{"year":2022,"cited_by_count":1}],"updated_date":"2026-06-11T09:08:48.828518","created_date":"2025-10-10T00:00:00"}