{"id":"https://openalex.org/W3186446777","doi":"https://doi.org/10.1109/tim.2021.3097858","title":"Ppb-Level Xylene Gas Sensors Based on Co<sub>3</sub>O<sub>4</sub> Nanoparticle-Coated Reduced Graphene Oxide(rGO) Nanosheets Operating at Low Temperature","display_name":"Ppb-Level Xylene Gas Sensors Based on Co<sub>3</sub>O<sub>4</sub> Nanoparticle-Coated Reduced Graphene Oxide(rGO) Nanosheets Operating at Low Temperature","publication_year":2021,"publication_date":"2021-01-01","ids":{"openalex":"https://openalex.org/W3186446777","doi":"https://doi.org/10.1109/tim.2021.3097858","mag":"3186446777"},"language":"en","primary_location":{"id":"doi:10.1109/tim.2021.3097858","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tim.2021.3097858","pdf_url":null,"source":{"id":"https://openalex.org/S10892749","display_name":"IEEE Transactions on Instrumentation and Measurement","issn_l":"0018-9456","issn":["0018-9456","1557-9662"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319808","host_organization_name":"Institute of Electrical and Electronics Engineers","host_organization_lineage":["https://openalex.org/P4310319808"],"host_organization_lineage_names":["Institute of Electrical and Electronics Engineers"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Transactions on Instrumentation and Measurement","raw_type":"journal-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/A5082453951","display_name":"Fanli Meng","orcid":"https://orcid.org/0000-0002-2477-1542"},"institutions":[{"id":"https://openalex.org/I9224756","display_name":"Northeastern University","ror":"https://ror.org/03awzbc87","country_code":"CN","type":"education","lineage":["https://openalex.org/I9224756"]}],"countries":["CN"],"is_corresponding":true,"raw_author_name":"Fanli Meng","raw_affiliation_strings":["College of Information Science and Engineering, Northeastern University, Shenyang, China","Hebei Key Laboratory of Micro-Nano Precision Optical Sensing and Measurement Technology, Qinhuangdao, China","Key Laboratory of Data Analytics and Optimization for Smart Industry, Ministry of Education, Northeastern University, Shenyang, China","State Key Laboratory of Synthetical Automation for Process Industries, Northeastern University, Shenyang, China"],"raw_orcid":"https://orcid.org/0000-0002-2477-1542","affiliations":[{"raw_affiliation_string":"College of Information Science and Engineering, Northeastern University, Shenyang, China","institution_ids":["https://openalex.org/I9224756"]},{"raw_affiliation_string":"Hebei Key Laboratory of Micro-Nano Precision Optical Sensing and Measurement Technology, Qinhuangdao, China","institution_ids":[]},{"raw_affiliation_string":"Key Laboratory of Data Analytics and Optimization for Smart Industry, Ministry of Education, Northeastern University, Shenyang, China","institution_ids":["https://openalex.org/I9224756"]},{"raw_affiliation_string":"State Key Laboratory of Synthetical Automation for Process Industries, Northeastern University, Shenyang, China","institution_ids":["https://openalex.org/I9224756"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5083774763","display_name":"Xiaozhi Li","orcid":"https://orcid.org/0000-0002-2135-1323"},"institutions":[{"id":"https://openalex.org/I9224756","display_name":"Northeastern University","ror":"https://ror.org/03awzbc87","country_code":"CN","type":"education","lineage":["https://openalex.org/I9224756"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Xiaozhi Li","raw_affiliation_strings":["College of Information Science and Engineering, Northeastern University, Shenyang, China"],"raw_orcid":"https://orcid.org/0000-0002-2135-1323","affiliations":[{"raw_affiliation_string":"College of Information Science and Engineering, Northeastern University, Shenyang, China","institution_ids":["https://openalex.org/I9224756"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5004352512","display_name":"Zhenyu Yuan","orcid":"https://orcid.org/0000-0003-2988-2214"},"institutions":[{"id":"https://openalex.org/I9224756","display_name":"Northeastern University","ror":"https://ror.org/03awzbc87","country_code":"CN","type":"education","lineage":["https://openalex.org/I9224756"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Zhenyu Yuan","raw_affiliation_strings":["College of Information Science and Engineering, Northeastern University, Shenyang, China","Hebei Key Laboratory of Micro-Nano Precision Optical Sensing and Measurement Technology, Qinhuangdao, China","Key Laboratory of Data Analytics and Optimization for Smart Industry, Ministry of Education, Northeastern University, Shenyang, China","State Key Laboratory of Synthetical Automation for Process Industries, Northeastern University, Shenyang, China"],"raw_orcid":"https://orcid.org/0000-0003-2988-2214","affiliations":[{"raw_affiliation_string":"College of Information Science and Engineering, Northeastern University, Shenyang, China","institution_ids":["https://openalex.org/I9224756"]},{"raw_affiliation_string":"Hebei Key Laboratory of Micro-Nano Precision Optical Sensing and Measurement Technology, Qinhuangdao, China","institution_ids":[]},{"raw_affiliation_string":"Key Laboratory of Data Analytics and Optimization for Smart Industry, Ministry of Education, Northeastern University, Shenyang, China","institution_ids":["https://openalex.org/I9224756"]},{"raw_affiliation_string":"State Key Laboratory of Synthetical Automation for Process Industries, Northeastern University, Shenyang, China","institution_ids":["https://openalex.org/I9224756"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5066237229","display_name":"Yanfeng Lei","orcid":"https://orcid.org/0000-0002-4848-592X"},"institutions":[{"id":"https://openalex.org/I9224756","display_name":"Northeastern University","ror":"https://ror.org/03awzbc87","country_code":"CN","type":"education","lineage":["https://openalex.org/I9224756"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Yanfeng Lei","raw_affiliation_strings":["College of Information Science and Engineering, Northeastern University, Shenyang, China"],"raw_orcid":"https://orcid.org/0000-0002-4848-592X","affiliations":[{"raw_affiliation_string":"College of Information Science and Engineering, Northeastern University, Shenyang, China","institution_ids":["https://openalex.org/I9224756"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5006033867","display_name":"Tianyao Qi","orcid":"https://orcid.org/0000-0001-5629-9775"},"institutions":[{"id":"https://openalex.org/I9224756","display_name":"Northeastern University","ror":"https://ror.org/03awzbc87","country_code":"CN","type":"education","lineage":["https://openalex.org/I9224756"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Tianyao Qi","raw_affiliation_strings":["College of Information Science and Engineering, Northeastern University, Shenyang, China"],"raw_orcid":"https://orcid.org/0000-0001-5629-9775","affiliations":[{"raw_affiliation_string":"College of Information Science and Engineering, Northeastern University, Shenyang, China","institution_ids":["https://openalex.org/I9224756"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5010742952","display_name":"Jin Li","orcid":"https://orcid.org/0000-0001-9658-8184"},"institutions":[{"id":"https://openalex.org/I9224756","display_name":"Northeastern University","ror":"https://ror.org/03awzbc87","country_code":"CN","type":"education","lineage":["https://openalex.org/I9224756"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Jin Li","raw_affiliation_strings":["College of Information Science and Engineering, Northeastern University, Shenyang, China","Hebei Key Laboratory of Micro-Nano Precision Optical Sensing and Measurement Technology, Qinhuangdao, China","Key Laboratory of Data Analytics and Optimization for Smart Industry, Ministry of Education, Northeastern University, Shenyang, China","State Key Laboratory of Synthetical Automation for Process Industries, Northeastern University, Shenyang, China"],"raw_orcid":"https://orcid.org/0000-0001-9658-8184","affiliations":[{"raw_affiliation_string":"College of Information Science and Engineering, Northeastern University, Shenyang, China","institution_ids":["https://openalex.org/I9224756"]},{"raw_affiliation_string":"Hebei Key Laboratory of Micro-Nano Precision Optical Sensing and Measurement Technology, Qinhuangdao, China","institution_ids":[]},{"raw_affiliation_string":"Key Laboratory of Data Analytics and Optimization for Smart Industry, Ministry of Education, Northeastern University, Shenyang, China","institution_ids":["https://openalex.org/I9224756"]},{"raw_affiliation_string":"State Key Laboratory of Synthetical Automation for Process Industries, Northeastern University, Shenyang, China","institution_ids":["https://openalex.org/I9224756"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":6,"corresponding_author_ids":["https://openalex.org/A5082453951"],"corresponding_institution_ids":["https://openalex.org/I9224756"],"apc_list":null,"apc_paid":null,"fwci":8.5427,"has_fulltext":false,"cited_by_count":97,"citation_normalized_percentile":{"value":0.98383544,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":99,"max":100},"biblio":{"volume":"70","issue":null,"first_page":"1","last_page":"10"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10461","display_name":"Gas Sensing Nanomaterials and Sensors","score":1.0,"subfield":{"id":"https://openalex.org/subfields/2208","display_name":"Electrical and Electronic Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T10461","display_name":"Gas Sensing Nanomaterials and Sensors","score":1.0,"subfield":{"id":"https://openalex.org/subfields/2208","display_name":"Electrical and Electronic Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T11667","display_name":"Advanced Chemical Sensor Technologies","score":0.9977999925613403,"subfield":{"id":"https://openalex.org/subfields/2204","display_name":"Biomedical Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T11472","display_name":"Analytical Chemistry and Sensors","score":0.9958999752998352,"subfield":{"id":"https://openalex.org/subfields/1502","display_name":"Bioengineering"},"field":{"id":"https://openalex.org/fields/15","display_name":"Chemical Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/graphene","display_name":"Graphene","score":0.6846022605895996},{"id":"https://openalex.org/keywords/nanoparticle","display_name":"Nanoparticle","score":0.5009217262268066},{"id":"https://openalex.org/keywords/materials-science","display_name":"Materials science","score":0.49229729175567627},{"id":"https://openalex.org/keywords/xylene","display_name":"Xylene","score":0.4914361238479614},{"id":"https://openalex.org/keywords/oxide","display_name":"Oxide","score":0.4742136001586914},{"id":"https://openalex.org/keywords/nanotechnology","display_name":"Nanotechnology","score":0.3770553469657898},{"id":"https://openalex.org/keywords/analytical-chemistry","display_name":"Analytical Chemistry (journal)","score":0.32927000522613525},{"id":"https://openalex.org/keywords/chemistry","display_name":"Chemistry","score":0.26565268635749817},{"id":"https://openalex.org/keywords/organic-chemistry","display_name":"Organic chemistry","score":0.22621971368789673},{"id":"https://openalex.org/keywords/benzene","display_name":"Benzene","score":0.09610190987586975}],"concepts":[{"id":"https://openalex.org/C30080830","wikidata":"https://www.wikidata.org/wiki/Q169917","display_name":"Graphene","level":2,"score":0.6846022605895996},{"id":"https://openalex.org/C155672457","wikidata":"https://www.wikidata.org/wiki/Q61231","display_name":"Nanoparticle","level":2,"score":0.5009217262268066},{"id":"https://openalex.org/C192562407","wikidata":"https://www.wikidata.org/wiki/Q228736","display_name":"Materials science","level":0,"score":0.49229729175567627},{"id":"https://openalex.org/C2779896714","wikidata":"https://www.wikidata.org/wiki/Q208366","display_name":"Xylene","level":3,"score":0.4914361238479614},{"id":"https://openalex.org/C2779851234","wikidata":"https://www.wikidata.org/wiki/Q50690","display_name":"Oxide","level":2,"score":0.4742136001586914},{"id":"https://openalex.org/C171250308","wikidata":"https://www.wikidata.org/wiki/Q11468","display_name":"Nanotechnology","level":1,"score":0.3770553469657898},{"id":"https://openalex.org/C113196181","wikidata":"https://www.wikidata.org/wiki/Q485223","display_name":"Analytical Chemistry (journal)","level":2,"score":0.32927000522613525},{"id":"https://openalex.org/C185592680","wikidata":"https://www.wikidata.org/wiki/Q2329","display_name":"Chemistry","level":0,"score":0.26565268635749817},{"id":"https://openalex.org/C178790620","wikidata":"https://www.wikidata.org/wiki/Q11351","display_name":"Organic chemistry","level":1,"score":0.22621971368789673},{"id":"https://openalex.org/C2777691172","wikidata":"https://www.wikidata.org/wiki/Q2270","display_name":"Benzene","level":2,"score":0.09610190987586975},{"id":"https://openalex.org/C191897082","wikidata":"https://www.wikidata.org/wiki/Q11467","display_name":"Metallurgy","level":1,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1109/tim.2021.3097858","is_oa":false,"landing_page_url":"https://doi.org/10.1109/tim.2021.3097858","pdf_url":null,"source":{"id":"https://openalex.org/S10892749","display_name":"IEEE Transactions on Instrumentation and Measurement","issn_l":"0018-9456","issn":["0018-9456","1557-9662"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319808","host_organization_name":"Institute of Electrical and Electronics Engineers","host_organization_lineage":["https://openalex.org/P4310319808"],"host_organization_lineage_names":["Institute of Electrical and Electronics Engineers"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"IEEE Transactions on Instrumentation and Measurement","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[],"awards":[{"id":"https://openalex.org/G1198241739","display_name":"\u9762\u5411\u592a\u7a7a\u8231\u5b89\u5168\u4fdd\u969c\u7684\u52a8\u6001\u6e29\u5ea6\u8c03\u5236\u578b\u7eb3\u7c73\u6c14\u4f53\u4f20\u611f\u5668\u9635\u5217\u7814\u7a76","funder_award_id":"61973058","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G2311391187","display_name":null,"funder_award_id":"B16009","funder_id":"https://openalex.org/F4320327912","funder_display_name":"Higher Education Discipline Innovation Project"},{"id":"https://openalex.org/G2452186442","display_name":null,"funder_award_id":"62033002","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G3425890379","display_name":null,"funder_award_id":"XLYC1807198","funder_id":"https://openalex.org/F4320329895","funder_display_name":"Liaoning Revitalization Talents Program"},{"id":"https://openalex.org/G3818861386","display_name":null,"funder_award_id":"N2004028","funder_id":"https://openalex.org/F4320335787","funder_display_name":"Fundamental Research Funds for the Central Universities"},{"id":"https://openalex.org/G430753634","display_name":"\u9762\u5411\u8f7d\u4eba\u822a\u5929\u5668\u751f\u547d\u3001\u5065\u5eb7\u548c\u5b89\u5168\u4fdd\u969c\u7684\u5168\u56fa\u6001\u6c14\u4f53\u4f20\u611f\u5668\u9635\u5217\u7814\u7a76","funder_award_id":"61833006","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G4376264342","display_name":null,"funder_award_id":"2020-KF-11-04","funder_id":"https://openalex.org/F4320323086","funder_display_name":"Natural Science Foundation of Liaoning Province"},{"id":"https://openalex.org/G4673630410","display_name":null,"funder_award_id":"F2020501040","funder_id":"https://openalex.org/F4320322163","funder_display_name":"Natural Science Foundation of Hebei Province"},{"id":"https://openalex.org/G6979054740","display_name":null,"funder_award_id":"N180408018","funder_id":"https://openalex.org/F4320335787","funder_display_name":"Fundamental Research Funds for the Central Universities"},{"id":"https://openalex.org/G7127893920","display_name":"\u52a8\u6001\u6e29\u5ea6\u8c03\u5236\u534a\u5bfc\u4f53\u4f20\u611f\u5668\u8868\u9762\u975e\u5e73\u8861\u6001\u6c14\u4f53\u654f\u611f\u673a\u7406\u7814\u7a76","funder_award_id":"62071112","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G8065444152","display_name":null,"funder_award_id":"N2004019","funder_id":"https://openalex.org/F4320335787","funder_display_name":"Fundamental Research Funds for the Central Universities"}],"funders":[{"id":"https://openalex.org/F4320321001","display_name":"National Natural Science Foundation of China","ror":"https://ror.org/01h0zpd94"},{"id":"https://openalex.org/F4320322163","display_name":"Natural Science Foundation of Hebei Province","ror":"https://ror.org/01h0zpd94"},{"id":"https://openalex.org/F4320323086","display_name":"Natural Science Foundation of Liaoning Province","ror":null},{"id":"https://openalex.org/F4320327912","display_name":"Higher Education Discipline Innovation Project","ror":null},{"id":"https://openalex.org/F4320329895","display_name":"Liaoning Revitalization Talents Program","ror":null},{"id":"https://openalex.org/F4320335787","display_name":"Fundamental Research Funds for the Central Universities","ror":null}],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":59,"referenced_works":["https://openalex.org/W1523710345","https://openalex.org/W1987289245","https://openalex.org/W2030931611","https://openalex.org/W2084554322","https://openalex.org/W2094705838","https://openalex.org/W2098565720","https://openalex.org/W2126113286","https://openalex.org/W2312646350","https://openalex.org/W2383217120","https://openalex.org/W2510546152","https://openalex.org/W2594058446","https://openalex.org/W2792982605","https://openalex.org/W2806953349","https://openalex.org/W2885117987","https://openalex.org/W2888348890","https://openalex.org/W2912889121","https://openalex.org/W2914957850","https://openalex.org/W2935015479","https://openalex.org/W2973735834","https://openalex.org/W2975033621","https://openalex.org/W2979075239","https://openalex.org/W2981882227","https://openalex.org/W2998461405","https://openalex.org/W3000446145","https://openalex.org/W3003786155","https://openalex.org/W3026585214","https://openalex.org/W3034638091","https://openalex.org/W3049528054","https://openalex.org/W3064678226","https://openalex.org/W3080698159","https://openalex.org/W3081726847","https://openalex.org/W3082209428","https://openalex.org/W3085757550","https://openalex.org/W3087197524","https://openalex.org/W3087651362","https://openalex.org/W3089294307","https://openalex.org/W3093398914","https://openalex.org/W3093585523","https://openalex.org/W3093692680","https://openalex.org/W3093739217","https://openalex.org/W3094198529","https://openalex.org/W3094827216","https://openalex.org/W3096630092","https://openalex.org/W3097509953","https://openalex.org/W3101387553","https://openalex.org/W3106110224","https://openalex.org/W3106954769","https://openalex.org/W3107321694","https://openalex.org/W3107789702","https://openalex.org/W3107969829","https://openalex.org/W3108033680","https://openalex.org/W3108694021","https://openalex.org/W3109979955","https://openalex.org/W3116102474","https://openalex.org/W3116911028","https://openalex.org/W3126645581","https://openalex.org/W3129969072","https://openalex.org/W3133292762","https://openalex.org/W3158933513"],"related_works":["https://openalex.org/W2109976211","https://openalex.org/W2054303101","https://openalex.org/W2386590140","https://openalex.org/W2365706260","https://openalex.org/W4309816106","https://openalex.org/W4206076729","https://openalex.org/W2161263580","https://openalex.org/W2540994351","https://openalex.org/W2332391531","https://openalex.org/W2364274189"],"abstract_inverted_index":{"Xylene":[0],"is":[1,54],"a":[2,59,279],"toxic":[3],"carcinogen,":[4],"which":[5,33,242],"may":[6],"irritate":[7],"eyes":[8],"and":[9,132,167,210,221],"respiratory":[10],"tract,":[11],"or":[12],"damage":[13],"the":[14,19,27,36,43,64,101,138,170,176,179,222,262,286,291],"central":[15],"nervous":[16],"system.":[17],"However,":[18],"traditional":[20],"semiconductor":[21],"gas":[22,48,52,139,157,194,271,277,287,292,296],"sensor":[23,53,140,272,293],"can":[24],"only":[25],"detect":[26,275],"ppm":[28,237],"level":[29],"of":[30,45,50,66,103,142,162,169,181,199,226,249,282,290],"xylene":[31,51,193,238,276,295],"gas,":[32],"cannot":[34],"meet":[35],"building":[37],"air":[38],"quality":[39],"monitoring":[40],"requirements.":[41],"Therefore,":[42],"development":[44],"low":[46],"concentration":[47,281],"detection":[49],"necessary.":[55],"In":[56,260],"this":[57],"article,":[58],"one-step":[60],"hydrothermal":[61],"method":[62],"for":[63,155,294],"preparation":[65],"reduced":[67],"graphene":[68],"oxide":[69],"(rGO)/Co":[70],"<sub":[71,75,83,87,107,111,144,148,183,187,201,205,213,217,228,232,252,256,264,268],"xmlns:mml=\"http://www.w3.org/1998/Math/MathML\"":[72,76,84,88,108,112,145,149,184,188,202,206,214,218,229,233,253,257,265,269],"xmlns:xlink=\"http://www.w3.org/1999/xlink\">3</sub>":[73,85,109,146,185,203,215,230,254,266],"O":[74,86,110,147,186,204,216,231,255,267],"xmlns:xlink=\"http://www.w3.org/1999/xlink\">4</sub>":[77,89,113,150,189,207,219,234,258,270],"nanocomposite":[78,151],"was":[79,98,118,153,195,239,243,297],"reported.":[80],"Then,":[81],"rGO/Co":[82,143,227,263],"nanocomposites":[90],"were":[91,172],"characterized":[92],"by":[93,127],"various":[94],"characterization":[95],"methods.":[96],"It":[97],"found":[99],"that":[100,198,248],"structure":[102],"cobalt":[104],"tetroxide":[105],"(Co":[106],")":[114],"nanoparticle-coated":[115],"rGO":[116],"nanosheets":[117],"successfully":[119],"synthesized.":[120],"Specific":[121],"internal":[122],"morphology":[123],"could":[124,273],"be":[125],"seen":[126],"scanning":[128],"electron":[129,134],"microscopy":[130,135],"(SEM)":[131],"transmission":[133],"(TEM).":[136],"Then":[137],"made":[141],"material":[152,171],"tested":[154],"its":[156],"sensitivity":[158,180],"performance.":[159],"A":[160],"series":[161],"properties":[163],"such":[164],"as":[165],"repeatability":[166],"stability":[168],"tested.":[173],"According":[174],"to":[175,192,235],"test":[177],"results,":[178],"1rGO/Co":[182],"(3.35":[190],"wt%)":[191,209],"better":[196],"than":[197,247],"2rGO/Co":[200],"(5.54":[208],"pure":[211,250],"Co":[212,251],",":[220],"optimal":[223],"working":[224],"temperature":[225],"50":[236,244],"175":[240],"\u00b0C,":[241],"\u00b0C":[245],"lower":[246],".":[259],"addition,":[261],"also":[274],"with":[278],"minimum":[280],"1":[283],"ppb.":[284],"Finally,":[285],"sensing":[288],"mechanism":[289],"analyzed.":[298]},"counts_by_year":[{"year":2026,"cited_by_count":4},{"year":2025,"cited_by_count":9},{"year":2024,"cited_by_count":27},{"year":2023,"cited_by_count":24},{"year":2022,"cited_by_count":23},{"year":2021,"cited_by_count":10}],"updated_date":"2026-06-06T09:05:17.133730","created_date":"2025-10-10T00:00:00"}