{"id":"https://openalex.org/W2033583448","doi":"https://doi.org/10.1155/2014/438245","title":"Adsorption of Hexavalent Chromium from Aqueous Solution Using Chemically Activated Carbon Prepared from Locally Available Waste of Bamboo (Oxytenanthera abyssinica)","display_name":"Adsorption of Hexavalent Chromium from Aqueous Solution Using Chemically Activated Carbon Prepared from Locally Available Waste of Bamboo (Oxytenanthera abyssinica)","publication_year":2014,"publication_date":"2014-02-23","ids":{"openalex":"https://openalex.org/W2033583448","doi":"https://doi.org/10.1155/2014/438245","mag":"2033583448"},"language":"en","primary_location":{"id":"doi:10.1155/2014/438245","doi":"https://doi.org/10.1155/2014/438245","is_oa":true,"landing_page_url":"https://doi.org/10.1155/2014/438245","pdf_url":"https://downloads.hindawi.com/archive/2014/438245.pdf","source":{"id":"https://openalex.org/S4210240029","display_name":"ISRN Environmental Chemistry","issn_l":"2314-6419","issn":["2314-6419"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["cwts-core"],"host_organization":"https://openalex.org/P4310319869","host_organization_name":"Hindawi Publishing Corporation","host_organization_lineage":["https://openalex.org/P4310319869","https://openalex.org/P4310320595"],"host_organization_lineage_names":["Hindawi Publishing Corporation","Wiley"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"ISRN Environmental Chemistry","raw_type":"journal-article"},"volume":null,"type":"article","is_traditional":true,"indexed_in":["crossref"],"open_access":{"is_oa":true,"oa_status":"hybrid","oa_url":"https://downloads.hindawi.com/archive/2014/438245.pdf","any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5042452747","display_name":"Tamirat Dula","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I1443707","display_name":"Jimma University","ror":"https://ror.org/05eer8g02","country_code":"ET","type":"education","lineage":["https://openalex.org/I1443707"]}],"countries":["ET"],"is_corresponding":false,"raw_author_name":"Tamirat Dula","raw_affiliation_strings":["Department of Chemistry, College of Natural Sciences, Jimma University, P.O. Box 378, Jimma, Ethiopia"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Chemistry, College of Natural Sciences, Jimma University, P.O. Box 378, Jimma, Ethiopia","institution_ids":["https://openalex.org/I1443707"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5076368805","display_name":"Khalid Siraj","orcid":"https://orcid.org/0000-0001-9276-9447","observed_orcids":["https://orcid.org/0000-0001-9276-9447"]},"institutions":[{"id":"https://openalex.org/I1443707","display_name":"Jimma University","ror":"https://ror.org/05eer8g02","country_code":"ET","type":"education","lineage":["https://openalex.org/I1443707"]}],"countries":["ET"],"is_corresponding":true,"raw_author_name":"Khalid Siraj","raw_affiliation_strings":["Department of Chemistry, College of Natural Sciences, Jimma University, P.O. Box 378, Jimma, Ethiopia"],"raw_orcid":"https://orcid.org/0000-0001-9276-9447","affiliations":[{"raw_affiliation_string":"Department of Chemistry, College of Natural Sciences, Jimma University, P.O. Box 378, Jimma, Ethiopia","institution_ids":["https://openalex.org/I1443707"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5008573403","display_name":"Shimeles Addisu Kitte","orcid":"https://orcid.org/0000-0001-8023-5165","observed_orcids":["https://orcid.org/0000-0001-8023-5165"]},"institutions":[{"id":"https://openalex.org/I1443707","display_name":"Jimma University","ror":"https://ror.org/05eer8g02","country_code":"ET","type":"education","lineage":["https://openalex.org/I1443707"]}],"countries":["ET"],"is_corresponding":false,"raw_author_name":"Shimeles Addisu Kitte","raw_affiliation_strings":["Department of Chemistry, College of Natural Sciences, Jimma University, P.O. Box 378, Jimma, Ethiopia"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Chemistry, College of Natural Sciences, Jimma University, P.O. Box 378, Jimma, Ethiopia","institution_ids":["https://openalex.org/I1443707"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":["https://openalex.org/A5076368805"],"corresponding_institution_ids":["https://openalex.org/I1443707"],"apc_list":null,"apc_paid":null,"fwci":3.2057,"has_fulltext":true,"cited_by_count":104,"citation_normalized_percentile":{"value":0.9,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":88,"max":100},"biblio":{"volume":"2014","issue":null,"first_page":"1","last_page":"9"},"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":0.9961000084877014,"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":0.9961000084877014,"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/T11972","display_name":"Chromium effects and bioremediation","score":0.002300000051036477,"subfield":{"id":"https://openalex.org/subfields/2307","display_name":"Health, Toxicology and Mutagenesis"},"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/T12078","display_name":"Environmental remediation with nanomaterials","score":0.0005000000237487257,"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"}}],"keywords":[{"id":"https://openalex.org/keywords/hexavalent-chromium","display_name":"hexavalent chromium","score":0.9700000286102295},{"id":"https://openalex.org/keywords/adsorption","display_name":"adsorption","score":0.8180000185966492},{"id":"https://openalex.org/keywords/activated-carbon","display_name":"activated carbon","score":0.8259999752044678},{"id":"https://openalex.org/keywords/bamboo-waste","display_name":"bamboo waste","score":0.9670000076293945},{"id":"https://openalex.org/keywords/oxytenanthera-abyssinica","display_name":"Oxytenanthera abyssinica","score":0.996999979019165},{"id":"https://openalex.org/keywords/koh-activation","display_name":"KOH activation","score":0.9300000071525574},{"id":"https://openalex.org/keywords/heavy-metal-removal","display_name":"heavy metal removal","score":0.753000020980835},{"id":"https://openalex.org/keywords/pseudo-second-order-kinetics","display_name":"pseudo-second-order kinetics","score":0.7919999957084656},{"id":"https://openalex.org/keywords/freundlich-isotherm","display_name":"Freundlich isotherm","score":0.9449999928474426},{"id":"https://openalex.org/keywords/adsorption-thermodynamics","display_name":"adsorption thermodynamics","score":0.968999981880188},{"id":"https://openalex.org/keywords/wastewater-treatment","display_name":"wastewater treatment","score":0.5040000081062317}],"concepts":[{"id":"https://openalex.org/C2781468121","wikidata":"https://www.wikidata.org/wiki/Q2660666","display_name":"Hexavalent chromium","level":3,"score":0.9380819201469421},{"id":"https://openalex.org/C150394285","wikidata":"https://www.wikidata.org/wiki/Q180254","display_name":"Adsorption","level":2,"score":0.8900930881500244},{"id":"https://openalex.org/C112825004","wikidata":"https://www.wikidata.org/wiki/Q1924292","display_name":"Freundlich equation","level":3,"score":0.7988306283950806},{"id":"https://openalex.org/C2779647737","wikidata":"https://www.wikidata.org/wiki/Q190878","display_name":"Activated carbon","level":3,"score":0.7463480830192566},{"id":"https://openalex.org/C511782168","wikidata":"https://www.wikidata.org/wiki/Q725","display_name":"Chromium","level":2,"score":0.7233128547668457},{"id":"https://openalex.org/C184651966","wikidata":"https://www.wikidata.org/wiki/Q906356","display_name":"Aqueous solution","level":2,"score":0.7134483456611633},{"id":"https://openalex.org/C185592680","wikidata":"https://www.wikidata.org/wiki/Q2329","display_name":"Chemistry","level":0,"score":0.5754293203353882},{"id":"https://openalex.org/C45119746","wikidata":"https://www.wikidata.org/wiki/Q205949","display_name":"Exothermic reaction","level":2,"score":0.480377733707428},{"id":"https://openalex.org/C13965031","wikidata":"https://www.wikidata.org/wiki/Q243545","display_name":"Nuclear chemistry","level":1,"score":0.47158563137054443},{"id":"https://openalex.org/C179104552","wikidata":"https://www.wikidata.org/wiki/Q11165","display_name":"Inorganic chemistry","level":1,"score":0.35263776779174805},{"id":"https://openalex.org/C192562407","wikidata":"https://www.wikidata.org/wiki/Q228736","display_name":"Materials science","level":0,"score":0.34478676319122314},{"id":"https://openalex.org/C42360764","wikidata":"https://www.wikidata.org/wiki/Q83588","display_name":"Chemical engineering","level":1,"score":0.33956921100616455},{"id":"https://openalex.org/C178790620","wikidata":"https://www.wikidata.org/wiki/Q11351","display_name":"Organic chemistry","level":1,"score":0.15837010741233826},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1155/2014/438245","doi":"https://doi.org/10.1155/2014/438245","is_oa":true,"landing_page_url":"https://doi.org/10.1155/2014/438245","pdf_url":"https://downloads.hindawi.com/archive/2014/438245.pdf","source":{"id":"https://openalex.org/S4210240029","display_name":"ISRN Environmental Chemistry","issn_l":"2314-6419","issn":["2314-6419"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["cwts-core"],"host_organization":"https://openalex.org/P4310319869","host_organization_name":"Hindawi Publishing Corporation","host_organization_lineage":["https://openalex.org/P4310319869","https://openalex.org/P4310320595"],"host_organization_lineage_names":["Hindawi Publishing Corporation","Wiley"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"ISRN Environmental Chemistry","raw_type":"journal-article"}],"best_oa_location":{"id":"doi:10.1155/2014/438245","doi":"https://doi.org/10.1155/2014/438245","is_oa":true,"landing_page_url":"https://doi.org/10.1155/2014/438245","pdf_url":"https://downloads.hindawi.com/archive/2014/438245.pdf","source":{"id":"https://openalex.org/S4210240029","display_name":"ISRN Environmental Chemistry","issn_l":"2314-6419","issn":["2314-6419"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["cwts-core"],"host_organization":"https://openalex.org/P4310319869","host_organization_name":"Hindawi Publishing Corporation","host_organization_lineage":["https://openalex.org/P4310319869","https://openalex.org/P4310320595"],"host_organization_lineage_names":["Hindawi Publishing Corporation","Wiley"],"type":"journal"},"license":"cc-by","license_id":"https://openalex.org/licenses/cc-by","version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"ISRN Environmental Chemistry","raw_type":"journal-article"},"sustainable_development_goals":[{"score":0.9090999960899353,"display_name":"Clean water and sanitation","id":"https://metadata.un.org/sdg/6"},{"score":0.833299994468689,"display_name":"Responsible consumption and production","id":"https://metadata.un.org/sdg/12"}],"study_designs":[],"awards":[],"funders":[{"id":"https://openalex.org/F4320323098","display_name":"Jimma University","ror":"https://ror.org/05eer8g02"}],"has_content":{"pdf":true,"grobid_xml":true},"content_urls":{"pdf":"https://content.openalex.org/works/W2033583448.pdf","grobid_xml":"https://content.openalex.org/works/W2033583448.grobid-xml"},"referenced_works_count":45,"referenced_works":["https://openalex.org/W1969895497","https://openalex.org/W1971245353","https://openalex.org/W1972646342","https://openalex.org/W1973865789","https://openalex.org/W1975865293","https://openalex.org/W1979670738","https://openalex.org/W1993532514","https://openalex.org/W2001490107","https://openalex.org/W2007069012","https://openalex.org/W2011444724","https://openalex.org/W2013244979","https://openalex.org/W2021782566","https://openalex.org/W2030751896","https://openalex.org/W2037339886","https://openalex.org/W2043783689","https://openalex.org/W2046193184","https://openalex.org/W2053362869","https://openalex.org/W2061591489","https://openalex.org/W2063354353","https://openalex.org/W2064604534","https://openalex.org/W2066795938","https://openalex.org/W2069089224","https://openalex.org/W2072205624","https://openalex.org/W2073357649","https://openalex.org/W2075888800","https://openalex.org/W2078983306","https://openalex.org/W2083555090","https://openalex.org/W2088581696","https://openalex.org/W2088628156","https://openalex.org/W2095935804","https://openalex.org/W2096313292","https://openalex.org/W2127382583","https://openalex.org/W2134952675","https://openalex.org/W2139549480","https://openalex.org/W2139984739","https://openalex.org/W2143384018","https://openalex.org/W2156513181","https://openalex.org/W2158346697","https://openalex.org/W2166888109","https://openalex.org/W2171622737","https://openalex.org/W2182018653","https://openalex.org/W2300474821","https://openalex.org/W2481724933","https://openalex.org/W3217640827","https://openalex.org/W4285719527"],"related_works":["https://openalex.org/W4389332727","https://openalex.org/W2363027125","https://openalex.org/W7161398138","https://openalex.org/W2606947798","https://openalex.org/W2725323056","https://openalex.org/W4396939718","https://openalex.org/W2912564203","https://openalex.org/W4393939628","https://openalex.org/W1988657025","https://openalex.org/W2982639218"],"abstract_inverted_index":{"This":[0],"study":[1],"reports":[2],"on":[3,80],"the":[4,52,59,64,68,71,81,104,110],"adsorption":[5,36,69,79,111],"of":[6,45,51,58,63,83,94,113,134],"Hexavalent":[7,114,135],"Chromium":[8,115,136],"from":[9,16],"aqueous":[10],"solutions":[11],"using":[12,127],"activated":[13],"carbon":[14],"prepared":[15],"bamboo":[17],"(Oxytenanthera":[18],"abyssinica)":[19],"waste":[20],"by":[21,116],"KOH":[22],"activation":[23],"heating":[24],"in":[25,88],"an":[26],"electrical":[27],"furnace":[28],"at":[29,142,148],"1073":[30],"K":[31],"for":[32,108,120],"3":[33],"hrs.":[34],"Batch":[35],"experiments":[37],"were":[38,137],"also":[39],"carried":[40],"out":[41],"as":[42],"a":[43],"function":[44],"pH,":[46],"contact":[47],"time,":[48],"initial":[49],"concentration":[50],"adsorbate,":[53],"adsorbent":[54],"dosage,":[55],"and":[56,90,96,122,132,145],"temperature":[57],"solution.":[60],"Kinetic":[61],"studies":[62],"data":[65,101],"showed":[66,77],"that":[67,78],"follows":[70],"pseudo-second-order":[72],"kinetic":[73],"model.":[74],"Thermodynamic":[75],"parameters":[76],"surface":[82],"BWAC":[84,124],"was":[85,125],"feasible,":[86],"spontaneous":[87],"nature,":[89],"exothermic":[91],"between":[92],"temperatures":[93],"298":[95],"318":[97],"K.":[98,150],"The":[99],"equilibrium":[100],"better":[102],"fitted":[103],"Freundlich":[105],"isotherm":[106],"model":[107],"studying":[109],"behavior":[112],"BWAC.":[117],"IR":[118],"spectrum":[119],"loaded":[121],"unloaded":[123],"obtained":[126],"FT-IR":[128],"spectrophotometer.":[129],"Adsorption":[130],"efficiency":[131],"capacity":[133],"found":[138],"to":[139],"be":[140],"98.28%":[141],"pH":[143],"2":[144],"59.23":[146],"mg/g":[147],"300":[149]},"counts_by_year":[{"year":2026,"cited_by_count":1},{"year":2025,"cited_by_count":8},{"year":2024,"cited_by_count":5},{"year":2023,"cited_by_count":7},{"year":2022,"cited_by_count":24},{"year":2021,"cited_by_count":17},{"year":2020,"cited_by_count":12},{"year":2019,"cited_by_count":6},{"year":2018,"cited_by_count":9},{"year":2017,"cited_by_count":4},{"year":2016,"cited_by_count":5},{"year":2015,"cited_by_count":5},{"year":2013,"cited_by_count":1}],"updated_date":"2026-11-10T11:39:43.021295","created_date":"2016-06-24T00:00:00"}