{"id":"https://openalex.org/W2016389523","doi":"https://doi.org/10.1029/2001jd900183","title":"Coherent radar ice thickness measurements over the Greenland ice sheet","display_name":"Coherent radar ice thickness measurements over the Greenland ice sheet","publication_year":2001,"publication_date":"2001-12-01","ids":{"openalex":"https://openalex.org/W2016389523","doi":"https://doi.org/10.1029/2001jd900183","mag":"2016389523"},"language":"en","primary_location":{"id":"doi:10.1029/2001jd900183","doi":"https://doi.org/10.1029/2001jd900183","is_oa":false,"landing_page_url":"https://doi.org/10.1029/2001jd900183","pdf_url":null,"source":{"id":"https://openalex.org/S207178839","display_name":"Journal of Geophysical Research Atmospheres","issn_l":"0148-0227","issn":["0148-0227","2156-2202","2169-897X","2169-8996"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["anvur-scientific","cwts-core","dongbi-b","jufo-2","ki-jl-1","norway-2","poland-100","poland-140","russia-white-list-1","vabb-shw"],"host_organization":"https://openalex.org/P4310315809","host_organization_name":"American Geophysical Union","host_organization_lineage":["https://openalex.org/P4310315809"],"host_organization_lineage_names":["American Geophysical Union"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Journal of Geophysical Research: Atmospheres","raw_type":"journal-article"},"volume":null,"type":"article","is_traditional":true,"indexed_in":["crossref"],"open_access":{"is_oa":true,"oa_status":"green","oa_url":"http://hdl.handle.net/1808/15756","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5009712235","display_name":"Sivaprasad Gogineni","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"S. Gogineni","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5024017135","display_name":"D. Tammana","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"D. Tammana","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5009928937","display_name":"D. Braaten","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"D. Braaten","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5090168225","display_name":"C. Leuschen","orcid":"https://orcid.org/0000-0003-0681-135X","observed_orcids":["https://orcid.org/0000-0003-0681-135X"]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"C. Leuschen","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5110191902","display_name":"T. Akins","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"T. Akins","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5055122644","display_name":"J. Legarsky","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"J. Legarsky","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5111979826","display_name":"Pannirselvam Kanagaratnam","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"P. Kanagaratnam","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5110595516","display_name":"James M. Stiles","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"J. Stiles","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"middle","author":{"id":"https://openalex.org/A5004259263","display_name":"Christopher T. Allen","orcid":"https://orcid.org/0000-0001-8386-7299","observed_orcids":["https://orcid.org/0000-0001-8386-7299"]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"C. Allen","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]},{"author_position":"last","author":{"id":"https://openalex.org/A5017182324","display_name":"Ken C. Jezek","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"K. Jezek","raw_affiliation_strings":[],"raw_orcid":null,"affiliations":[]}],"institutions":[],"countries_distinct_count":0,"institutions_distinct_count":0,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":{"value":4070,"currency":"USD","value_usd":4070},"apc_paid":null,"fwci":4.0978,"has_fulltext":false,"cited_by_count":171,"citation_normalized_percentile":{"value":0.94043231,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":91,"max":100},"biblio":{"volume":"106","issue":"D24","first_page":"33761","last_page":"33772"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10644","display_name":"Cryospheric studies and observations","score":0.9965999722480774,"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":0.9965999722480774,"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/T11609","display_name":"Geophysical Methods and Applications","score":0.0010000000474974513,"subfield":{"id":"https://openalex.org/subfields/1908","display_name":"Geophysics"},"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":0.0006000000284984708,"subfield":{"id":"https://openalex.org/subfields/1908","display_name":"Geophysics"},"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-thickness","display_name":"ice thickness","score":0.7609999775886536},{"id":"https://openalex.org/keywords/greenland-ice-sheet","display_name":"Greenland ice sheet","score":0.8899999856948853},{"id":"https://openalex.org/keywords/pulse-compression","display_name":"pulse compression","score":0.7229999899864197},{"id":"https://openalex.org/keywords/coherent-integration","display_name":"coherent integration","score":0.7459999918937683},{"id":"https://openalex.org/keywords/rf-integrated-circuits","display_name":"RF integrated circuits","score":0.9049999713897705},{"id":"https://openalex.org/keywords/outlet-glaciers","display_name":"outlet glaciers","score":0.6949999928474426},{"id":"https://openalex.org/keywords/laser-altimeter","display_name":"laser altimeter","score":0.6129999756813049}],"concepts":[{"id":"https://openalex.org/C127313418","wikidata":"https://www.wikidata.org/wiki/Q1069","display_name":"Geology","level":0,"score":0.7116776704788208},{"id":"https://openalex.org/C123750103","wikidata":"https://www.wikidata.org/wiki/Q12599","display_name":"Ice sheet","level":2,"score":0.6616754531860352},{"id":"https://openalex.org/C2780021526","wikidata":"https://www.wikidata.org/wiki/Q1542432","display_name":"Greenland ice sheet","level":3,"score":0.6585281491279602},{"id":"https://openalex.org/C554190296","wikidata":"https://www.wikidata.org/wiki/Q47528","display_name":"Radar","level":2,"score":0.6148229837417603},{"id":"https://openalex.org/C62649853","wikidata":"https://www.wikidata.org/wiki/Q199687","display_name":"Remote sensing","level":1,"score":0.5800793170928955},{"id":"https://openalex.org/C26760657","wikidata":"https://www.wikidata.org/wiki/Q1104030","display_name":"Radar altimeter","level":3,"score":0.5159093141555786},{"id":"https://openalex.org/C17534553","wikidata":"https://www.wikidata.org/wiki/Q216197","display_name":"Altimeter","level":2,"score":0.5007157325744629},{"id":"https://openalex.org/C100834320","wikidata":"https://www.wikidata.org/wiki/Q35666","display_name":"Glacier","level":2,"score":0.46334514021873474},{"id":"https://openalex.org/C107018473","wikidata":"https://www.wikidata.org/wiki/Q52120","display_name":"Glaciology","level":4,"score":0.4493669271469116},{"id":"https://openalex.org/C13280743","wikidata":"https://www.wikidata.org/wiki/Q131089","display_name":"Geodesy","level":1,"score":0.3267199993133545},{"id":"https://openalex.org/C114793014","wikidata":"https://www.wikidata.org/wiki/Q52109","display_name":"Geomorphology","level":1,"score":0.12690222263336182},{"id":"https://openalex.org/C165205528","wikidata":"https://www.wikidata.org/wiki/Q83371","display_name":"Seismology","level":1,"score":0.11070704460144043},{"id":"https://openalex.org/C41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","level":0,"score":0.10497230291366577},{"id":"https://openalex.org/C76155785","wikidata":"https://www.wikidata.org/wiki/Q418","display_name":"Telecommunications","level":1,"score":0.09621712565422058},{"id":"https://openalex.org/C109281948","wikidata":"https://www.wikidata.org/wiki/Q134783","display_name":"Stratigraphy","level":3,"score":0.09032461047172546},{"id":"https://openalex.org/C77928131","wikidata":"https://www.wikidata.org/wiki/Q193343","display_name":"Tectonics","level":2,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1029/2001jd900183","doi":"https://doi.org/10.1029/2001jd900183","is_oa":false,"landing_page_url":"https://doi.org/10.1029/2001jd900183","pdf_url":null,"source":{"id":"https://openalex.org/S207178839","display_name":"Journal of Geophysical Research Atmospheres","issn_l":"0148-0227","issn":["0148-0227","2156-2202","2169-897X","2169-8996"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["anvur-scientific","cwts-core","dongbi-b","jufo-2","ki-jl-1","norway-2","poland-100","poland-140","russia-white-list-1","vabb-shw"],"host_organization":"https://openalex.org/P4310315809","host_organization_name":"American Geophysical Union","host_organization_lineage":["https://openalex.org/P4310315809"],"host_organization_lineage_names":["American Geophysical Union"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Journal of Geophysical Research: Atmospheres","raw_type":"journal-article"},{"id":"pmh:oai:kuscholarworks.ku.edu:1808/15756","doi":null,"is_oa":true,"landing_page_url":"http://hdl.handle.net/1808/15756","pdf_url":null,"source":{"id":"https://openalex.org/S4377196285","display_name":"KU ScholarWorks (University of Kansas)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I146416000","host_organization_name":"University of Kansas","host_organization_lineage":["https://openalex.org/I146416000"],"host_organization_lineage_names":[],"type":"repository"},"license":"other-oa","license_id":"https://openalex.org/licenses/other-oa","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"","raw_type":"Article"}],"best_oa_location":{"id":"pmh:oai:kuscholarworks.ku.edu:1808/15756","doi":null,"is_oa":true,"landing_page_url":"http://hdl.handle.net/1808/15756","pdf_url":null,"source":{"id":"https://openalex.org/S4377196285","display_name":"KU ScholarWorks (University of Kansas)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I146416000","host_organization_name":"University of Kansas","host_organization_lineage":["https://openalex.org/I146416000"],"host_organization_lineage_names":[],"type":"repository"},"license":"other-oa","license_id":"https://openalex.org/licenses/other-oa","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"","raw_type":"Article"},"sustainable_development_goals":[],"study_designs":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":13,"referenced_works":["https://openalex.org/W246478981","https://openalex.org/W1507168371","https://openalex.org/W1556926466","https://openalex.org/W1989418458","https://openalex.org/W1991669331","https://openalex.org/W2031248802","https://openalex.org/W2045142515","https://openalex.org/W2087589292","https://openalex.org/W2102921232","https://openalex.org/W2106508418","https://openalex.org/W2131516258","https://openalex.org/W2131788414","https://openalex.org/W2134329746"],"related_works":["https://openalex.org/W2134329746","https://openalex.org/W1507168371","https://openalex.org/W1556926466","https://openalex.org/W2153975917","https://openalex.org/W2099449306","https://openalex.org/W2108015196","https://openalex.org/W2058005217","https://openalex.org/W2120202466","https://openalex.org/W2163713115","https://openalex.org/W2044379625"],"abstract_inverted_index":{"We":[0,17,64,85,116,177],"developed":[1,18],"two":[2],"150\u2010MHz":[3],"coherent":[4,44],"radar":[5,70,88],"depth":[6],"sounders":[7],"for":[8,137,170],"ice":[9,15,79,126,154,180],"thickness":[10,55,127,155,181],"measurements":[11],"over":[12,72,189,219],"the":[13,26,48,54,73,78,91,144,163,174,192,200,212,220,223,228],"Greenland":[14,146],"sheet.":[16],"one":[19],"of":[20,56,61,77,135,165,186,191,199,211,217],"these":[21,66],"using":[22,28],"connectorized":[23],"components":[24],"and":[25,43,75,81,107,124,143,152,230],"other":[27],"radio":[29],"frequency":[30],"integrated":[31],"circuits":[32],"(RFICs).":[33],"Both":[34],"systems":[35,67,89],"are":[36,101,108,157],"designed":[37],"to":[38,46,52,68],"use":[39],"pulse":[40],"compression":[41],"techniques":[42],"integration":[45],"obtain":[47],"high":[49],"sensitivity":[50],"required":[51],"measure":[53],"more":[57],"than":[58],"4":[59],"km":[60],"cold":[62],"ice.":[63],"used":[65],"collect":[69],"data":[71,100,120,156,218],"interior":[74],"margins":[76],"sheet":[80],"several":[82],"outlet":[83,235],"glaciers.":[84,236],"operated":[86],"both":[87],"on":[90,159],"NASA":[92],"P\u20103B":[93],"aircraft":[94],"equipped":[95],"with":[96,103,112,183,215],"GPS":[97],"receivers.":[98],"Radar":[99,150],"tagged":[102],"GPS\u2010derived":[104],"location":[105],"information":[106,182],"collected":[109,121],"in":[110,133,227],"conjunction":[111],"laser":[113],"altimeter":[114],"measurements.":[115],"have":[117],"reduced":[118],"all":[119,129],"since":[122],"1993":[123],"derived":[125,153],"along":[128,214,222],"flight":[130,193],"lines":[131,194],"flown":[132,195],"support":[134],"Program":[136],"Regional":[138],"Climate":[139],"Assessment":[140],"(PARCA)":[141],"investigations":[142],"North":[145],"Ice":[147],"Core":[148],"Project.":[149],"echograms":[151],"placed":[158],"a":[160,197,208,232],"server":[161],"at":[162],"University":[164],"Kansas":[166],"(":[167],"http://tornado.rsl.ukans.edu/Greenlanddata.htm":[168],")":[169],"easy":[171],"access":[172],"by":[173],"scientific":[175],"community.":[176],"obtained":[178],"good":[179],"an":[184],"accuracy":[185],"\u00b110":[187],"m":[188],"90%":[190],"as":[196],"part":[198],"PARCA":[201],"initiative.":[202],"In":[203],"this":[204],"paper":[205],"we":[206],"provide":[207],"brief":[209],"description":[210],"system":[213],"samples":[216],"interior,":[221],"2000\u2010m":[224],"contour":[225],"line":[226],"south":[229],"from":[231],"few":[233],"selected":[234]},"counts_by_year":[{"year":2026,"cited_by_count":1},{"year":2025,"cited_by_count":6},{"year":2024,"cited_by_count":6},{"year":2023,"cited_by_count":4},{"year":2022,"cited_by_count":3},{"year":2021,"cited_by_count":8},{"year":2020,"cited_by_count":5},{"year":2019,"cited_by_count":10},{"year":2018,"cited_by_count":11},{"year":2017,"cited_by_count":3},{"year":2016,"cited_by_count":5},{"year":2015,"cited_by_count":9},{"year":2014,"cited_by_count":17},{"year":2013,"cited_by_count":14},{"year":2012,"cited_by_count":6}],"updated_date":"2026-11-12T12:28:57.059296","created_date":"2016-06-24T00:00:00"}