{"id":"https://openalex.org/W2146156806","doi":"https://doi.org/10.1155/2011/230535","title":"A Disposable Copper (II) Ion Biosensor Based on Self-Assembly of L-Cysteine on Gold Nanoparticle-Modified Screen-Printed Carbon Electrode","display_name":"A Disposable Copper (II) Ion Biosensor Based on Self-Assembly of L-Cysteine on Gold Nanoparticle-Modified Screen-Printed Carbon Electrode","publication_year":2011,"publication_date":"2011-01-01","ids":{"openalex":"https://openalex.org/W2146156806","doi":"https://doi.org/10.1155/2011/230535","mag":"2146156806"},"language":"en","primary_location":{"id":"doi:10.1155/2011/230535","is_oa":true,"landing_page_url":"https://doi.org/10.1155/2011/230535","pdf_url":"https://downloads.hindawi.com/journals/js/2011/230535.pdf","source":{"id":"https://openalex.org/S96783963","display_name":"Journal of Sensors","issn_l":"1687-725X","issn":["1687-725X","1687-7268"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319869","host_organization_name":"Hindawi Publishing Corporation","host_organization_lineage":["https://openalex.org/P4310319869"],"host_organization_lineage_names":["Hindawi Publishing Corporation"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Journal of Sensors","raw_type":"journal-article"},"type":"article","indexed_in":["crossref","doaj"],"open_access":{"is_oa":true,"oa_status":"hybrid","oa_url":"https://downloads.hindawi.com/journals/js/2011/230535.pdf","any_repository_has_fulltext":true},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5069776505","display_name":"Wong Pooi See","orcid":null},"institutions":[{"id":"https://openalex.org/I885383172","display_name":"National University of Malaysia","ror":"https://ror.org/00bw8d226","country_code":"MY","type":"education","lineage":["https://openalex.org/I885383172"]}],"countries":["MY"],"is_corresponding":false,"raw_author_name":"Wong Pooi See","raw_affiliation_strings":["School of Chemical Sciences and Food Technology, Faculty of Science and Technology, Universiti Kebangsaan Malaysia (UKM), 43600 Bangi, Selangor, Malaysia"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Chemical Sciences and Food Technology, Faculty of Science and Technology, Universiti Kebangsaan Malaysia (UKM), 43600 Bangi, Selangor, Malaysia","institution_ids":["https://openalex.org/I885383172"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5007974324","display_name":"Sheila Nathan","orcid":"https://orcid.org/0000-0002-2132-2346"},"institutions":[{"id":"https://openalex.org/I885383172","display_name":"National University of Malaysia","ror":"https://ror.org/00bw8d226","country_code":"MY","type":"education","lineage":["https://openalex.org/I885383172"]}],"countries":["MY"],"is_corresponding":false,"raw_author_name":"Sheila Nathan","raw_affiliation_strings":["School of Chemical Sciences and Food Technology, Faculty of Science and Technology, Universiti Kebangsaan Malaysia (UKM), 43600 Bangi, Selangor, Malaysia"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Chemical Sciences and Food Technology, Faculty of Science and Technology, Universiti Kebangsaan Malaysia (UKM), 43600 Bangi, Selangor, Malaysia","institution_ids":["https://openalex.org/I885383172"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5031383187","display_name":"Lee Yook Heng","orcid":"https://orcid.org/0000-0001-9843-9182"},"institutions":[{"id":"https://openalex.org/I885383172","display_name":"National University of Malaysia","ror":"https://ror.org/00bw8d226","country_code":"MY","type":"education","lineage":["https://openalex.org/I885383172"]}],"countries":["MY"],"is_corresponding":true,"raw_author_name":"Lee Yook Heng","raw_affiliation_strings":["School of Chemical Sciences and Food Technology, Faculty of Science and Technology, Universiti Kebangsaan Malaysia (UKM), 43600 Bangi, Selangor, Malaysia","South East Asia Disaster Prevention Research Institute (SEADPRI), Universiti Kebangsaan Malaysia, 43600 Bangi, Selangor, Malaysia"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Chemical Sciences and Food Technology, Faculty of Science and Technology, Universiti Kebangsaan Malaysia (UKM), 43600 Bangi, Selangor, Malaysia","institution_ids":["https://openalex.org/I885383172"]},{"raw_affiliation_string":"South East Asia Disaster Prevention Research Institute (SEADPRI), Universiti Kebangsaan Malaysia, 43600 Bangi, Selangor, Malaysia","institution_ids":["https://openalex.org/I885383172"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":3,"corresponding_author_ids":["https://openalex.org/A5031383187"],"corresponding_institution_ids":["https://openalex.org/I885383172"],"apc_list":{"value":2100,"currency":"USD","value_usd":2100},"apc_paid":{"value":2100,"currency":"USD","value_usd":2100},"fwci":0.266,"has_fulltext":true,"cited_by_count":14,"citation_normalized_percentile":{"value":0.59770831,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":89,"max":97},"biblio":{"volume":"2011","issue":null,"first_page":"1","last_page":"5"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10207","display_name":"Advanced biosensing and bioanalysis techniques","score":0.9998999834060669,"subfield":{"id":"https://openalex.org/subfields/1312","display_name":"Molecular Biology"},"field":{"id":"https://openalex.org/fields/13","display_name":"Biochemistry, Genetics and Molecular Biology"},"domain":{"id":"https://openalex.org/domains/1","display_name":"Life Sciences"}},"topics":[{"id":"https://openalex.org/T10207","display_name":"Advanced biosensing and bioanalysis techniques","score":0.9998999834060669,"subfield":{"id":"https://openalex.org/subfields/1312","display_name":"Molecular Biology"},"field":{"id":"https://openalex.org/fields/13","display_name":"Biochemistry, Genetics and Molecular Biology"},"domain":{"id":"https://openalex.org/domains/1","display_name":"Life Sciences"}},{"id":"https://openalex.org/T10212","display_name":"Electrochemical sensors and biosensors","score":0.9997000098228455,"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/T11434","display_name":"Electrochemical Analysis and Applications","score":0.9997000098228455,"subfield":{"id":"https://openalex.org/subfields/1603","display_name":"Electrochemistry"},"field":{"id":"https://openalex.org/fields/16","display_name":"Chemistry"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/copper","display_name":"Copper","score":0.7771720886230469},{"id":"https://openalex.org/keywords/electrode","display_name":"Electrode","score":0.6481943130493164},{"id":"https://openalex.org/keywords/detection-limit","display_name":"Detection limit","score":0.643052875995636},{"id":"https://openalex.org/keywords/materials-science","display_name":"Materials science","score":0.620045006275177},{"id":"https://openalex.org/keywords/differential-pulse-voltammetry","display_name":"Differential pulse voltammetry","score":0.6147120594978333},{"id":"https://openalex.org/keywords/biosensor","display_name":"Biosensor","score":0.5492220520973206},{"id":"https://openalex.org/keywords/nanoparticle","display_name":"Nanoparticle","score":0.5480633974075317},{"id":"https://openalex.org/keywords/carbon-paste-electrode","display_name":"Carbon paste electrode","score":0.5000748634338379},{"id":"https://openalex.org/keywords/carbon-fibers","display_name":"Carbon fibers","score":0.4370051622390747},{"id":"https://openalex.org/keywords/analytical-chemistry","display_name":"Analytical Chemistry (journal)","score":0.3930598795413971},{"id":"https://openalex.org/keywords/electrochemistry","display_name":"Electrochemistry","score":0.3521732985973358},{"id":"https://openalex.org/keywords/cyclic-voltammetry","display_name":"Cyclic voltammetry","score":0.3346822261810303},{"id":"https://openalex.org/keywords/chemistry","display_name":"Chemistry","score":0.27648329734802246},{"id":"https://openalex.org/keywords/nanotechnology","display_name":"Nanotechnology","score":0.22001183032989502},{"id":"https://openalex.org/keywords/chromatography","display_name":"Chromatography","score":0.21738877892494202},{"id":"https://openalex.org/keywords/composite-material","display_name":"Composite material","score":0.07679349184036255},{"id":"https://openalex.org/keywords/metallurgy","display_name":"Metallurgy","score":0.07175490260124207},{"id":"https://openalex.org/keywords/composite-number","display_name":"Composite number","score":0.03918582201004028}],"concepts":[{"id":"https://openalex.org/C544778455","wikidata":"https://www.wikidata.org/wiki/Q753","display_name":"Copper","level":2,"score":0.7771720886230469},{"id":"https://openalex.org/C17525397","wikidata":"https://www.wikidata.org/wiki/Q176140","display_name":"Electrode","level":2,"score":0.6481943130493164},{"id":"https://openalex.org/C119128265","wikidata":"https://www.wikidata.org/wiki/Q900165","display_name":"Detection limit","level":2,"score":0.643052875995636},{"id":"https://openalex.org/C192562407","wikidata":"https://www.wikidata.org/wiki/Q228736","display_name":"Materials science","level":0,"score":0.620045006275177},{"id":"https://openalex.org/C2779525745","wikidata":"https://www.wikidata.org/wiki/Q5275361","display_name":"Differential pulse voltammetry","level":5,"score":0.6147120594978333},{"id":"https://openalex.org/C160756335","wikidata":"https://www.wikidata.org/wiki/Q669391","display_name":"Biosensor","level":2,"score":0.5492220520973206},{"id":"https://openalex.org/C155672457","wikidata":"https://www.wikidata.org/wiki/Q61231","display_name":"Nanoparticle","level":2,"score":0.5480633974075317},{"id":"https://openalex.org/C2777737186","wikidata":"https://www.wikidata.org/wiki/Q5037987","display_name":"Carbon paste electrode","level":5,"score":0.5000748634338379},{"id":"https://openalex.org/C140205800","wikidata":"https://www.wikidata.org/wiki/Q5860","display_name":"Carbon fibers","level":3,"score":0.4370051622390747},{"id":"https://openalex.org/C113196181","wikidata":"https://www.wikidata.org/wiki/Q485223","display_name":"Analytical Chemistry (journal)","level":2,"score":0.3930598795413971},{"id":"https://openalex.org/C52859227","wikidata":"https://www.wikidata.org/wiki/Q7877","display_name":"Electrochemistry","level":3,"score":0.3521732985973358},{"id":"https://openalex.org/C2777869211","wikidata":"https://www.wikidata.org/wiki/Q1147647","display_name":"Cyclic voltammetry","level":4,"score":0.3346822261810303},{"id":"https://openalex.org/C185592680","wikidata":"https://www.wikidata.org/wiki/Q2329","display_name":"Chemistry","level":0,"score":0.27648329734802246},{"id":"https://openalex.org/C171250308","wikidata":"https://www.wikidata.org/wiki/Q11468","display_name":"Nanotechnology","level":1,"score":0.22001183032989502},{"id":"https://openalex.org/C43617362","wikidata":"https://www.wikidata.org/wiki/Q170050","display_name":"Chromatography","level":1,"score":0.21738877892494202},{"id":"https://openalex.org/C159985019","wikidata":"https://www.wikidata.org/wiki/Q181790","display_name":"Composite material","level":1,"score":0.07679349184036255},{"id":"https://openalex.org/C191897082","wikidata":"https://www.wikidata.org/wiki/Q11467","display_name":"Metallurgy","level":1,"score":0.07175490260124207},{"id":"https://openalex.org/C104779481","wikidata":"https://www.wikidata.org/wiki/Q50707","display_name":"Composite number","level":2,"score":0.03918582201004028},{"id":"https://openalex.org/C147789679","wikidata":"https://www.wikidata.org/wiki/Q11372","display_name":"Physical chemistry","level":1,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"doi:10.1155/2011/230535","is_oa":true,"landing_page_url":"https://doi.org/10.1155/2011/230535","pdf_url":"https://downloads.hindawi.com/journals/js/2011/230535.pdf","source":{"id":"https://openalex.org/S96783963","display_name":"Journal of Sensors","issn_l":"1687-725X","issn":["1687-725X","1687-7268"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319869","host_organization_name":"Hindawi Publishing Corporation","host_organization_lineage":["https://openalex.org/P4310319869"],"host_organization_lineage_names":["Hindawi Publishing Corporation"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Journal of Sensors","raw_type":"journal-article"},{"id":"pmh:oai:doaj.org/article:fb6b02dfe0b645f8b34ec38dc5bb7f7d","is_oa":true,"landing_page_url":"https://doaj.org/article/fb6b02dfe0b645f8b34ec38dc5bb7f7d","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,"host_organization":null,"host_organization_name":null,"host_organization_lineage":[],"host_organization_lineage_names":[],"type":"repository"},"license":"cc-by-sa","license_id":"https://openalex.org/licenses/cc-by-sa","version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"Journal of Sensors, Vol 2011 (2011)","raw_type":"article"}],"best_oa_location":{"id":"doi:10.1155/2011/230535","is_oa":true,"landing_page_url":"https://doi.org/10.1155/2011/230535","pdf_url":"https://downloads.hindawi.com/journals/js/2011/230535.pdf","source":{"id":"https://openalex.org/S96783963","display_name":"Journal of Sensors","issn_l":"1687-725X","issn":["1687-725X","1687-7268"],"is_oa":false,"is_in_doaj":false,"is_core":true,"host_organization":"https://openalex.org/P4310319869","host_organization_name":"Hindawi Publishing Corporation","host_organization_lineage":["https://openalex.org/P4310319869"],"host_organization_lineage_names":["Hindawi Publishing Corporation"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Journal of Sensors","raw_type":"journal-article"},"sustainable_development_goals":[{"display_name":"Clean water and sanitation","score":0.6200000047683716,"id":"https://metadata.un.org/sdg/6"}],"awards":[{"id":"https://openalex.org/G2476017161","display_name":null,"funder_award_id":"UKM-OUP-NBT-29-151/2011","funder_id":"https://openalex.org/F4320322699","funder_display_name":"Universiti Kebangsaan Malaysia"},{"id":"https://openalex.org/G4067306035","display_name":null,"funder_award_id":"UKM-INDUSTRI-HEJIM-12-2010","funder_id":"https://openalex.org/F4320322699","funder_display_name":"Universiti Kebangsaan Malaysia"}],"funders":[{"id":"https://openalex.org/F4320322699","display_name":"Universiti Kebangsaan Malaysia","ror":"https://ror.org/00bw8d226"}],"has_content":{"grobid_xml":true,"pdf":true},"content_urls":{"pdf":"https://content.openalex.org/works/W2146156806.pdf","grobid_xml":"https://content.openalex.org/works/W2146156806.grobid-xml"},"referenced_works_count":19,"referenced_works":["https://openalex.org/W1976548406","https://openalex.org/W1976766069","https://openalex.org/W1981353088","https://openalex.org/W1998892010","https://openalex.org/W2012403081","https://openalex.org/W2027995978","https://openalex.org/W2050137045","https://openalex.org/W2055588377","https://openalex.org/W2060834458","https://openalex.org/W2066873026","https://openalex.org/W2070737369","https://openalex.org/W2071453437","https://openalex.org/W2074473972","https://openalex.org/W2075717745","https://openalex.org/W2078061398","https://openalex.org/W2081413058","https://openalex.org/W2084200719","https://openalex.org/W2101998002","https://openalex.org/W2150116462"],"related_works":["https://openalex.org/W2193008910","https://openalex.org/W2759059167","https://openalex.org/W2055884640","https://openalex.org/W4382023237","https://openalex.org/W2481541505","https://openalex.org/W174010471","https://openalex.org/W2370458664","https://openalex.org/W2072002203","https://openalex.org/W3082826214","https://openalex.org/W2102475839"],"abstract_inverted_index":{"A":[0],"disposable":[1],"copper":[2,56,131,141],"(II)":[3,57],"ion":[4,58,132],"biosensor":[5],"based":[6,120],"on":[7,11,121],"self-assembly":[8,41],"of":[9,30,42,67,83,109,115,128,130,137,140],"L-cysteine":[10],"gold":[12,25],"nanoparticle-modified":[13],"screen-printed":[14,31,122],"carbon":[15,32],"electrode":[16,20,33,123],"was":[17,21,86],"fabricated.":[18],"The":[19,88,118],"modified":[22],"by":[23,40,46],"attaching":[24],"nanoparticles":[26],"onto":[27],"the":[28,50,81,84,135],"surface":[29],"through":[34],"seed":[35],"mediated":[36],"growth":[37],"method":[38],"followed":[39],"L-cysteine.":[43],"As":[44],"demonstrated":[45,90],"differential":[47],"pulse":[48],"voltammetry,":[49],"sensor":[51,89,119,133],"exhibited":[52],"high":[53],"sensitivity":[54],"to":[55,60,98],"down":[59],"ppb":[61,111,138],"(parts":[62],"per":[63],"billion)":[64],"levels.":[65],"Optimization":[66],"various":[68],"experimental":[69],"parameters":[70],"such":[71],"as":[72],"pH,":[73],"buffer":[74],"concentration,":[75],"and":[76],"preconcentration":[77,116],"time,":[78],"which":[79],"influenced":[80],"performance":[82],"biosensor,":[85],"investigated.":[87],"a":[91,105,125],"wide":[92],"linear":[93],"response":[94],"range":[95],"from":[96],"10":[97,113],"0.005":[99],"ppm<mml:math":[100],"xmlns:mml=\"http://www.w3.org/1998/Math/MathML\"><mml:mrow><mml:mo":[101],"stretchy=\"false\">(</mml:mo><mml:mi>r</mml:mi><mml:mo>=</mml:mo><mml:mn>0.9870</mml:mn><mml:mo":[102],"stretchy=\"false\">)</mml:mo></mml:mrow></mml:math>,":[103],"with":[104],"lower":[106],"detection":[107,136],"limit":[108],"8":[110],"using":[112],"min":[114],"time.":[117],"provides":[124],"cost-effective":[126],"means":[127],"application":[129],"for":[134],"level":[139],"ions":[142],"in":[143],"water.":[144]},"counts_by_year":[{"year":2024,"cited_by_count":3},{"year":2023,"cited_by_count":1},{"year":2022,"cited_by_count":1},{"year":2020,"cited_by_count":1},{"year":2019,"cited_by_count":2},{"year":2018,"cited_by_count":2},{"year":2017,"cited_by_count":1},{"year":2015,"cited_by_count":1},{"year":2014,"cited_by_count":2}],"updated_date":"2026-05-21T06:26:12.895304","created_date":"2025-10-10T00:00:00"}
