{"id":"https://openalex.org/W2095777212","doi":"https://doi.org/10.1109/igarss.2008.4778826","title":"Evaluating the First-Order Tau-Omega Model of Terrestrial Microwave Emission","display_name":"Evaluating the First-Order Tau-Omega Model of Terrestrial Microwave Emission","publication_year":2008,"publication_date":"2008-07-01","ids":{"openalex":"https://openalex.org/W2095777212","doi":"https://doi.org/10.1109/igarss.2008.4778826","mag":"2095777212"},"language":"en","primary_location":{"id":"doi:10.1109/igarss.2008.4778826","is_oa":false,"landing_page_url":"https://doi.org/10.1109/igarss.2008.4778826","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IGARSS 2008 - 2008 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/A5045898935","display_name":"Brian K. Hornbuckle","orcid":"https://orcid.org/0000-0001-7653-0268"},"institutions":[{"id":"https://openalex.org/I173911158","display_name":"Iowa State University","ror":"https://ror.org/04rswrd78","country_code":"US","type":"education","lineage":["https://openalex.org/I173911158"]}],"countries":["US"],"is_corresponding":true,"raw_author_name":"Brian K. Hornbuckle","raw_affiliation_strings":["Department of Agronomy, Iowa State University of Science and Technology, Ames, IA, USA","Dept. of Agronomy, Iowa State Univ. of Sci. & Technol., Ames, IA"],"affiliations":[{"raw_affiliation_string":"Department of Agronomy, Iowa State University of Science and Technology, Ames, IA, USA","institution_ids":["https://openalex.org/I173911158"]},{"raw_affiliation_string":"Dept. of Agronomy, Iowa State Univ. of Sci. & Technol., Ames, IA","institution_ids":["https://openalex.org/I173911158"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5070053243","display_name":"Tracy Rowlandson","orcid":"https://orcid.org/0000-0002-8509-2658"},"institutions":[{"id":"https://openalex.org/I173911158","display_name":"Iowa State University","ror":"https://ror.org/04rswrd78","country_code":"US","type":"education","lineage":["https://openalex.org/I173911158"]}],"countries":["US"],"is_corresponding":false,"raw_author_name":"Tracy L. Rowlandson","raw_affiliation_strings":["Department of Agronomy, Iowa State University of Science and Technology, Ames, IA, USA","Dept. of Agronomy, Iowa State Univ. of Sci. & Technol., Ames, IA"],"affiliations":[{"raw_affiliation_string":"Department of Agronomy, Iowa State University of Science and Technology, Ames, IA, USA","institution_ids":["https://openalex.org/I173911158"]},{"raw_affiliation_string":"Dept. of Agronomy, Iowa State Univ. of Sci. & Technol., Ames, IA","institution_ids":["https://openalex.org/I173911158"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":["https://openalex.org/A5045898935"],"corresponding_institution_ids":["https://openalex.org/I173911158"],"apc_list":null,"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":7,"citation_normalized_percentile":{"value":0.14034733,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":90,"max":96},"biblio":{"volume":"1","issue":null,"first_page":"I","last_page":"193"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T11312","display_name":"Soil Moisture and Remote Sensing","score":1.0,"subfield":{"id":"https://openalex.org/subfields/2305","display_name":"Environmental Engineering"},"field":{"id":"https://openalex.org/fields/23","display_name":"Environmental Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T11312","display_name":"Soil Moisture and Remote Sensing","score":1.0,"subfield":{"id":"https://openalex.org/subfields/2305","display_name":"Environmental Engineering"},"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/T11234","display_name":"Precipitation Measurement and Analysis","score":0.9983999729156494,"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/T10801","display_name":"Synthetic Aperture Radar (SAR) Applications and Techniques","score":0.9836000204086304,"subfield":{"id":"https://openalex.org/subfields/2202","display_name":"Aerospace Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/scattering","display_name":"Scattering","score":0.6985923647880554},{"id":"https://openalex.org/keywords/vegetation","display_name":"Vegetation (pathology)","score":0.5874883532524109},{"id":"https://openalex.org/keywords/sensitivity","display_name":"Sensitivity (control systems)","score":0.5385357737541199},{"id":"https://openalex.org/keywords/environmental-science","display_name":"Environmental science","score":0.4992802143096924},{"id":"https://openalex.org/keywords/brightness-temperature","display_name":"Brightness temperature","score":0.49439167976379395},{"id":"https://openalex.org/keywords/microwave","display_name":"Microwave","score":0.4922000467777252},{"id":"https://openalex.org/keywords/canopy","display_name":"Canopy","score":0.43335211277008057},{"id":"https://openalex.org/keywords/moisture","display_name":"Moisture","score":0.43239644169807434},{"id":"https://openalex.org/keywords/physics","display_name":"Physics","score":0.4304201900959015},{"id":"https://openalex.org/keywords/omega","display_name":"Omega","score":0.4280937910079956},{"id":"https://openalex.org/keywords/cosmic-microwave-background","display_name":"Cosmic microwave background","score":0.4193054139614105},{"id":"https://openalex.org/keywords/brightness","display_name":"Brightness","score":0.41924571990966797},{"id":"https://openalex.org/keywords/soil-science","display_name":"Soil science","score":0.3909110426902771},{"id":"https://openalex.org/keywords/computational-physics","display_name":"Computational physics","score":0.3742143511772156},{"id":"https://openalex.org/keywords/atmospheric-sciences","display_name":"Atmospheric sciences","score":0.36673635244369507},{"id":"https://openalex.org/keywords/remote-sensing","display_name":"Remote sensing","score":0.33111149072647095},{"id":"https://openalex.org/keywords/meteorology","display_name":"Meteorology","score":0.2126958966255188},{"id":"https://openalex.org/keywords/optics","display_name":"Optics","score":0.16828730702400208},{"id":"https://openalex.org/keywords/geology","display_name":"Geology","score":0.16373521089553833},{"id":"https://openalex.org/keywords/ecology","display_name":"Ecology","score":0.12769350409507751},{"id":"https://openalex.org/keywords/quantum-mechanics","display_name":"Quantum mechanics","score":0.08039137721061707}],"concepts":[{"id":"https://openalex.org/C191486275","wikidata":"https://www.wikidata.org/wiki/Q210028","display_name":"Scattering","level":2,"score":0.6985923647880554},{"id":"https://openalex.org/C2776133958","wikidata":"https://www.wikidata.org/wiki/Q7918366","display_name":"Vegetation (pathology)","level":2,"score":0.5874883532524109},{"id":"https://openalex.org/C21200559","wikidata":"https://www.wikidata.org/wiki/Q7451068","display_name":"Sensitivity (control systems)","level":2,"score":0.5385357737541199},{"id":"https://openalex.org/C39432304","wikidata":"https://www.wikidata.org/wiki/Q188847","display_name":"Environmental science","level":0,"score":0.4992802143096924},{"id":"https://openalex.org/C53802167","wikidata":"https://www.wikidata.org/wiki/Q4538627","display_name":"Brightness temperature","level":3,"score":0.49439167976379395},{"id":"https://openalex.org/C44838205","wikidata":"https://www.wikidata.org/wiki/Q127995","display_name":"Microwave","level":2,"score":0.4922000467777252},{"id":"https://openalex.org/C101000010","wikidata":"https://www.wikidata.org/wiki/Q5033434","display_name":"Canopy","level":2,"score":0.43335211277008057},{"id":"https://openalex.org/C176864760","wikidata":"https://www.wikidata.org/wiki/Q217651","display_name":"Moisture","level":2,"score":0.43239644169807434},{"id":"https://openalex.org/C121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","level":0,"score":0.4304201900959015},{"id":"https://openalex.org/C2779557605","wikidata":"https://www.wikidata.org/wiki/Q9890","display_name":"Omega","level":2,"score":0.4280937910079956},{"id":"https://openalex.org/C207297109","wikidata":"https://www.wikidata.org/wiki/Q15605","display_name":"Cosmic microwave background","level":3,"score":0.4193054139614105},{"id":"https://openalex.org/C125245961","wikidata":"https://www.wikidata.org/wiki/Q221656","display_name":"Brightness","level":2,"score":0.41924571990966797},{"id":"https://openalex.org/C159390177","wikidata":"https://www.wikidata.org/wiki/Q9161265","display_name":"Soil science","level":1,"score":0.3909110426902771},{"id":"https://openalex.org/C30475298","wikidata":"https://www.wikidata.org/wiki/Q909554","display_name":"Computational physics","level":1,"score":0.3742143511772156},{"id":"https://openalex.org/C91586092","wikidata":"https://www.wikidata.org/wiki/Q757520","display_name":"Atmospheric sciences","level":1,"score":0.36673635244369507},{"id":"https://openalex.org/C62649853","wikidata":"https://www.wikidata.org/wiki/Q199687","display_name":"Remote sensing","level":1,"score":0.33111149072647095},{"id":"https://openalex.org/C153294291","wikidata":"https://www.wikidata.org/wiki/Q25261","display_name":"Meteorology","level":1,"score":0.2126958966255188},{"id":"https://openalex.org/C120665830","wikidata":"https://www.wikidata.org/wiki/Q14620","display_name":"Optics","level":1,"score":0.16828730702400208},{"id":"https://openalex.org/C127313418","wikidata":"https://www.wikidata.org/wiki/Q1069","display_name":"Geology","level":0,"score":0.16373521089553833},{"id":"https://openalex.org/C18903297","wikidata":"https://www.wikidata.org/wiki/Q7150","display_name":"Ecology","level":1,"score":0.12769350409507751},{"id":"https://openalex.org/C62520636","wikidata":"https://www.wikidata.org/wiki/Q944","display_name":"Quantum mechanics","level":1,"score":0.08039137721061707},{"id":"https://openalex.org/C85725439","wikidata":"https://www.wikidata.org/wiki/Q466686","display_name":"Anisotropy","level":2,"score":0.0},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.0},{"id":"https://openalex.org/C142724271","wikidata":"https://www.wikidata.org/wiki/Q7208","display_name":"Pathology","level":1,"score":0.0},{"id":"https://openalex.org/C71924100","wikidata":"https://www.wikidata.org/wiki/Q11190","display_name":"Medicine","level":0,"score":0.0},{"id":"https://openalex.org/C86803240","wikidata":"https://www.wikidata.org/wiki/Q420","display_name":"Biology","level":0,"score":0.0},{"id":"https://openalex.org/C24326235","wikidata":"https://www.wikidata.org/wiki/Q126095","display_name":"Electronic engineering","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/igarss.2008.4778826","is_oa":false,"landing_page_url":"https://doi.org/10.1109/igarss.2008.4778826","pdf_url":null,"source":null,"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IGARSS 2008 - 2008 IEEE International Geoscience and Remote Sensing Symposium","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[{"score":0.7200000286102295,"id":"https://metadata.un.org/sdg/15","display_name":"Life in Land"}],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":10,"referenced_works":["https://openalex.org/W1532691246","https://openalex.org/W1999835700","https://openalex.org/W2047119376","https://openalex.org/W2062763853","https://openalex.org/W2100724327","https://openalex.org/W2107224874","https://openalex.org/W2132549823","https://openalex.org/W2136950954","https://openalex.org/W2142238052","https://openalex.org/W2155951989"],"related_works":["https://openalex.org/W4402427056","https://openalex.org/W51153158","https://openalex.org/W3059706828","https://openalex.org/W238609530","https://openalex.org/W4298244597","https://openalex.org/W1705467660","https://openalex.org/W1983414154","https://openalex.org/W2540909290","https://openalex.org/W2111586823","https://openalex.org/W2390005173"],"abstract_inverted_index":{"We":[0,25,46],"have":[1,70],"formulated":[2],"a":[3,22,84,111],"first-order":[4,65],"tau-omega":[5],"model.":[6],"Compared":[7],"to":[8,75,125,133],"the":[9,28,31,36,39,43,55,62,72,90,95,119,131,135],"commonly-used":[10],"zero-order":[11,63],"model,":[12],"this":[13,50,79],"model":[14,112,132],"has":[15],"four":[16],"new":[17,85],"terms":[18],"that":[19,27,49,61,97,113],"each":[20],"represent":[21],"scattering":[23,32,80],"mechanism.":[24],"found":[26,48],"first":[29],"mechanism,":[30],"of":[33,92,118,121],"emission":[34,124],"from":[35],"vegetation":[37,93,105],"into":[38],"upwelling":[40],"beam,":[41],"is":[42],"most":[44],"significant.":[45],"also":[47],"term":[51],"does":[52,98],"not":[53,99],"affect":[54],"overall":[56],"soil":[57,76,126],"moisture":[58,127],"sensitivity":[59,74,120],"such":[60],"and":[64,89],"models":[66],"at":[67],"1.4":[68,137],"GHz":[69,138],"essentially":[71],"same":[73],"moisture.":[77],"Adding":[78],"mechanism":[81],"will":[82],"allow":[83],"relationship":[86],"between":[87],"tau":[88,101],"amount":[91],"within":[94],"canopy":[96],"increase":[100],"as":[102],"rapidly":[103],"with":[104],"biomass.":[106],"The":[107],"result":[108],"may":[109],"be":[110],"better":[114],"matches":[115],"experimental":[116],"observations":[117],"terrestrial":[122],"microwave":[123],"while":[128],"still":[129],"allowing":[130],"produce":[134],"correct":[136],"brightness":[139],"temperature.":[140]},"counts_by_year":[{"year":2021,"cited_by_count":2},{"year":2019,"cited_by_count":2},{"year":2018,"cited_by_count":2},{"year":2017,"cited_by_count":1}],"updated_date":"2025-11-06T03:46:38.306776","created_date":"2025-10-10T00:00:00"}
