{"id":"https://openalex.org/W47863336","doi":null,"title":"Influence of Humic Acids on Radium Adsorption by Coir Pith in Aqueous Solution (Pengaruh Asid Humik terhadap Penjerapan Radium oleh Sabut Kelapa di dalam Larutan Akueus)","display_name":"Influence of Humic Acids on Radium Adsorption by Coir Pith in Aqueous Solution (Pengaruh Asid Humik terhadap Penjerapan Radium oleh Sabut Kelapa di dalam Larutan Akueus)","publication_year":2010,"publication_date":"2010-01-01","ids":{"openalex":"https://openalex.org/W47863336","mag":"47863336"},"language":"en","primary_location":{"id":"pmh:oai:generic.eprints.org:7310","doi":null,"is_oa":false,"landing_page_url":"http://journalarticle.ukm.my/7310/1/03.pdf","pdf_url":"http://journalarticle.ukm.my/7310/1/03.pdf","source":{"id":"https://openalex.org/S4306401736","display_name":"UKM Journal Article Repository (Universiti Kebangsaan Malaysia)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I885383172","host_organization_name":"National University of Malaysia","host_organization_lineage":["https://openalex.org/I885383172"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"acceptedVersion","is_accepted":true,"is_published":false,"raw_source_name":"","raw_type":"Article"},"volume":null,"type":"article","is_traditional":true,"indexed_in":[],"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/A5089163675","display_name":"Zalina Laili","orcid":null,"observed_orcids":[]},"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":"Zalina Laili","raw_affiliation_strings":["Universiti Kebangsaan Malaysia"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Universiti Kebangsaan Malaysia","institution_ids":["https://openalex.org/I885383172"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5109986843","display_name":"Muhamad Samudi Yasir","orcid":null,"observed_orcids":[]},"institutions":[],"countries":[],"is_corresponding":false,"raw_author_name":"Muhamad Samudi Yasir","raw_affiliation_strings":["School of Applied Physics Studies"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"School of Applied Physics Studies","institution_ids":[]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5031516997","display_name":"M. Omar","orcid":"https://orcid.org/0000-0002-6180-9351","observed_orcids":["https://orcid.org/0000-0002-6180-9351"]},"institutions":[{"id":"https://openalex.org/I2801844716","display_name":"Malaysian Nuclear Agency","ror":"https://ror.org/02p9mk956","country_code":"MY","type":"facility","lineage":["https://openalex.org/I2801844716"]}],"countries":["MY"],"is_corresponding":false,"raw_author_name":"M. Omar","raw_affiliation_strings":["Malaysian Nuclear Agency"],"raw_orcid":"https://orcid.org/0000-0002-6180-9351","affiliations":[{"raw_affiliation_string":"Malaysian Nuclear Agency","institution_ids":["https://openalex.org/I2801844716"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5110590659","display_name":"Mohd Zaidi Ibrahim","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I2801844716","display_name":"Malaysian Nuclear Agency","ror":"https://ror.org/02p9mk956","country_code":"MY","type":"facility","lineage":["https://openalex.org/I2801844716"]}],"countries":["MY"],"is_corresponding":false,"raw_author_name":"Mohd Zaidi Ibrahim","raw_affiliation_strings":["Malaysian Nuclear Agency"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Malaysian Nuclear Agency","institution_ids":["https://openalex.org/I2801844716"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5028397317","display_name":"Esther Philip","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I2801844716","display_name":"Malaysian Nuclear Agency","ror":"https://ror.org/02p9mk956","country_code":"MY","type":"facility","lineage":["https://openalex.org/I2801844716"]}],"countries":["MY"],"is_corresponding":false,"raw_author_name":"Esther Philip","raw_affiliation_strings":["Malaysian Nuclear Agency"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Malaysian Nuclear Agency","institution_ids":["https://openalex.org/I2801844716"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":1.8991,"has_fulltext":false,"cited_by_count":9,"citation_normalized_percentile":{"value":0.83884771,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":88,"max":95},"biblio":{"volume":"39","issue":"1","first_page":"99","last_page":"106"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10016","display_name":"Adsorption and biosorption for pollutant removal","score":0.5570999979972839,"subfield":{"id":"https://openalex.org/subfields/2312","display_name":"Water Science and Technology"},"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/T10016","display_name":"Adsorption and biosorption for pollutant removal","score":0.5570999979972839,"subfield":{"id":"https://openalex.org/subfields/2312","display_name":"Water Science and Technology"},"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/T10973","display_name":"Radioactive element chemistry and processing","score":0.3718000054359436,"subfield":{"id":"https://openalex.org/subfields/1604","display_name":"Inorganic Chemistry"},"field":{"id":"https://openalex.org/fields/16","display_name":"Chemistry"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10946","display_name":"Radioactivity and Radon Measurements","score":0.025699999183416367,"subfield":{"id":"https://openalex.org/subfields/3108","display_name":"Radiation"},"field":{"id":"https://openalex.org/fields/31","display_name":"Physics and Astronomy"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/humic-acid","display_name":"humic acid","score":0.847000002861023},{"id":"https://openalex.org/keywords/radium-adsorption","display_name":"radium adsorption","score":0.9589999914169312},{"id":"https://openalex.org/keywords/cocopeat","display_name":"cocopeat","score":0.9980000257492065},{"id":"https://openalex.org/keywords/heavy-metal-removal","display_name":"heavy metal removal","score":0.6420000195503235},{"id":"https://openalex.org/keywords/adsorption-enhancement","display_name":"adsorption enhancement","score":0.5730000138282776},{"id":"https://openalex.org/keywords/ph-effect","display_name":"pH effect","score":0.7979999780654907},{"id":"https://openalex.org/keywords/freundlich-isotherm","display_name":"Freundlich isotherm","score":0.8820000290870667},{"id":"https://openalex.org/keywords/adsorbent-dose","display_name":"adsorbent dosage","score":0.5519999861717224},{"id":"https://openalex.org/keywords/contact-time","display_name":"contact time","score":0.7950000166893005},{"id":"https://openalex.org/keywords/alkalinity","display_name":"alkalinity","score":0.46000000834465027}],"concepts":[{"id":"https://openalex.org/C150394285","wikidata":"https://www.wikidata.org/wiki/Q180254","display_name":"Adsorption","level":2,"score":0.9344924688339233},{"id":"https://openalex.org/C184651966","wikidata":"https://www.wikidata.org/wiki/Q906356","display_name":"Aqueous solution","level":2,"score":0.8854488730430603},{"id":"https://openalex.org/C185592680","wikidata":"https://www.wikidata.org/wiki/Q2329","display_name":"Chemistry","level":0,"score":0.7848786115646362},{"id":"https://openalex.org/C15228724","wikidata":"https://www.wikidata.org/wiki/Q192576","display_name":"Pith","level":2,"score":0.7767384052276611},{"id":"https://openalex.org/C112825004","wikidata":"https://www.wikidata.org/wiki/Q1924292","display_name":"Freundlich equation","level":3,"score":0.5693688988685608},{"id":"https://openalex.org/C550196577","wikidata":"https://www.wikidata.org/wiki/Q1128","display_name":"Radium","level":2,"score":0.530346691608429},{"id":"https://openalex.org/C125287762","wikidata":"https://www.wikidata.org/wiki/Q1758948","display_name":"Absorption (acoustics)","level":2,"score":0.4954286813735962},{"id":"https://openalex.org/C2779584405","wikidata":"https://www.wikidata.org/wiki/Q1029620","display_name":"Coir","level":2,"score":0.4764854609966278},{"id":"https://openalex.org/C2780965034","wikidata":"https://www.wikidata.org/wiki/Q4152088","display_name":"Humic acid","level":3,"score":0.46081891655921936},{"id":"https://openalex.org/C145148216","wikidata":"https://www.wikidata.org/wiki/Q36496","display_name":"Ion","level":2,"score":0.4558176100254059},{"id":"https://openalex.org/C45812177","wikidata":"https://www.wikidata.org/wiki/Q432016","display_name":"Alkalinity","level":2,"score":0.42528632283210754},{"id":"https://openalex.org/C13965031","wikidata":"https://www.wikidata.org/wiki/Q243545","display_name":"Nuclear chemistry","level":1,"score":0.4186474680900574},{"id":"https://openalex.org/C179104552","wikidata":"https://www.wikidata.org/wiki/Q11165","display_name":"Inorganic chemistry","level":1,"score":0.38632339239120483},{"id":"https://openalex.org/C178790620","wikidata":"https://www.wikidata.org/wiki/Q11351","display_name":"Organic chemistry","level":1,"score":0.15089797973632812},{"id":"https://openalex.org/C177322064","wikidata":"https://www.wikidata.org/wiki/Q750955","display_name":"Radiochemistry","level":1,"score":0.12393087148666382},{"id":"https://openalex.org/C192562407","wikidata":"https://www.wikidata.org/wiki/Q228736","display_name":"Materials science","level":0,"score":0.10236191749572754},{"id":"https://openalex.org/C59822182","wikidata":"https://www.wikidata.org/wiki/Q441","display_name":"Botany","level":1,"score":0.08947935700416565},{"id":"https://openalex.org/C2780560099","wikidata":"https://www.wikidata.org/wiki/Q83323","display_name":"Fertilizer","level":2,"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/C159985019","wikidata":"https://www.wikidata.org/wiki/Q181790","display_name":"Composite material","level":1,"score":0.0}],"mesh":[],"locations_count":3,"locations":[{"id":"pmh:oai:generic.eprints.org:7310","doi":null,"is_oa":false,"landing_page_url":"http://journalarticle.ukm.my/7310/1/03.pdf","pdf_url":"http://journalarticle.ukm.my/7310/1/03.pdf","source":{"id":"https://openalex.org/S4306401736","display_name":"UKM Journal Article Repository (Universiti Kebangsaan Malaysia)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I885383172","host_organization_name":"National University of Malaysia","host_organization_lineage":["https://openalex.org/I885383172"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"acceptedVersion","is_accepted":true,"is_published":false,"raw_source_name":"","raw_type":"Article"},{"id":"mag:2189595117","doi":null,"is_oa":false,"landing_page_url":"https://www.ukm.my/jsm/pdf_files/SM-PDF-39-1-2010/15.pdf","pdf_url":null,"source":null,"license":null,"license_id":null,"version":null,"is_accepted":false,"is_published":false,"raw_source_name":null,"raw_type":null},{"id":"mag:47863336","doi":null,"is_oa":false,"landing_page_url":"http://journalarticle.ukm.my/7310/","pdf_url":null,"source":{"id":"https://openalex.org/S197347369","display_name":"Sains Malaysiana","issn_l":"0126-6039","issn":["0126-6039","2735-0118"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["cwts-core","dongbi-d","norway-1","poland-40","russia-white-list-2","vabb-shw"],"host_organization":"https://openalex.org/P4310320677","host_organization_name":"Penerbit Universiti Kebangsaan Malaysia","host_organization_lineage":["https://openalex.org/P4310320677"],"host_organization_lineage_names":["Penerbit Universiti Kebangsaan Malaysia"],"type":"journal"},"license":null,"license_id":null,"version":null,"is_accepted":false,"is_published":false,"raw_source_name":"Sains Malaysiana","raw_type":null}],"best_oa_location":null,"sustainable_development_goals":[{"id":"https://metadata.un.org/sdg/6","display_name":"Clean water and sanitation","score":0.6442000269889832}],"study_designs":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":21,"referenced_works":["https://openalex.org/W1504365155","https://openalex.org/W1585264553","https://openalex.org/W1970982137","https://openalex.org/W1983406813","https://openalex.org/W1996214777","https://openalex.org/W2006746889","https://openalex.org/W2008505847","https://openalex.org/W2012851787","https://openalex.org/W2016506994","https://openalex.org/W2046091448","https://openalex.org/W2069358024","https://openalex.org/W2075161116","https://openalex.org/W2076943817","https://openalex.org/W2078137124","https://openalex.org/W2080565261","https://openalex.org/W2082125234","https://openalex.org/W2082728093","https://openalex.org/W2097796751","https://openalex.org/W2102107690","https://openalex.org/W2114055223","https://openalex.org/W2342105420"],"related_works":["https://openalex.org/W7010490836","https://openalex.org/W2189595117","https://openalex.org/W2027048522","https://openalex.org/W3195435248","https://openalex.org/W1488536074","https://openalex.org/W7215526057","https://openalex.org/W1970982137","https://openalex.org/W220250554","https://openalex.org/W2351816410","https://openalex.org/W2316347463"],"abstract_inverted_index":{"This":[0],"study":[1],"examines":[2],"the":[3,31,41,74,82,94,105,115,142,157],"influence":[4,32],"of":[5,11,25,33,43,50,64,76,84,96,109,114,123,144,149],"humic":[6],"acids":[7],"(HA)":[8],"on":[9,141,147],"adsorption":[10,23,46,83,90,148],"radium":[12,150],"(Ra)":[13],"ions":[14,27,66,86],"onto":[15,28,87,151],"coir":[16],"pith":[17],"(CP)":[18],"in":[19,35,40,78,104],"aqueous":[20,36,79,110],"solution.":[21],"The":[22,48,70,89,131],"behaviours":[24],"Ra":[26,65,85,97],"CP":[29],"under":[30],"HA":[34,77],"solution":[37,80],"were":[38],"investigated":[39],"series":[42],"batch":[44,116],"mode":[45],"experiments.":[47],"effects":[49],"various":[51],"experimental":[52],"conditions":[53],"such":[54],"as":[55],"pH,":[56],"contact":[57,121],"time,":[58],"adsorbent":[59,145],"dosage":[60],"and":[61],"initial":[62],"concentration":[63],"have":[67],"been":[68],"studied.":[69],"results":[71,91],"revealed":[72],"that":[73,93,119,135,156],"presence":[75],"enhanced":[81],"CP.":[88,152],"showed":[92,118,134],"percentage":[95],"adsorbed":[98],"was":[99,126,137,154],"increased":[100],"with":[101],"an":[102],"increase":[103],"pH":[106],"or":[107],"alkalinity":[108],"solutions.":[111],"Time":[112],"dependence":[113],"studies":[117],"a":[120],"time":[122],"one":[124],"day":[125],"sufficient":[127],"to":[128],"reach":[129],"equilibrium.":[130],"result":[132],"also":[133],"there":[136],"no":[138],"significant":[139],"difference":[140],"effect":[143],"dose":[146],"It":[153],"shown":[155],"equilibrium":[158],"data":[159],"could":[160],"be":[161],"fitted":[162],"by":[163],"Freundlich":[164],"equation.":[165]},"counts_by_year":[{"year":2023,"cited_by_count":1},{"year":2019,"cited_by_count":1},{"year":2018,"cited_by_count":1},{"year":2013,"cited_by_count":2},{"year":2012,"cited_by_count":2}],"updated_date":"2026-11-08T12:12:28.789561","created_date":"2016-06-24T00:00:00"}
