{"id":"https://openalex.org/W2974697293","doi":"https://doi.org/10.1063/1.5126562","title":"Enhancing pozzolanic properties of rice husk ash using acid leaching treatment","display_name":"Enhancing pozzolanic properties of rice husk ash using acid leaching treatment","publication_year":2019,"publication_date":"2019-01-01","ids":{"openalex":"https://openalex.org/W2974697293","doi":"https://doi.org/10.1063/1.5126562","mag":"2974697293"},"language":"en","primary_location":{"id":"doi:10.1063/1.5126562","doi":"https://doi.org/10.1063/1.5126562","is_oa":false,"landing_page_url":"https://doi.org/10.1063/1.5126562","pdf_url":null,"source":{"id":"https://openalex.org/S2764696622","display_name":"AIP conference proceedings","issn_l":"0094-243X","issn":["0094-243X","1551-7616","1935-0465"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["cwts-core","jufo-1","norway-1"],"host_organization":"https://openalex.org/P4310320257","host_organization_name":"American Institute of Physics","host_organization_lineage":["https://openalex.org/P4310320257"],"host_organization_lineage_names":["American Institute of Physics"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"AIP Conference Proceedings","raw_type":"proceedings-article"},"volume":null,"type":"conference-paper","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":null,"display_name":"Yong Seng Wong","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I927443849","display_name":"Tunku Abdul Rahman University of Management and Technology","ror":"https://ror.org/03b3zvp63","country_code":"MY","type":"education","lineage":["https://openalex.org/I927443849"]},{"id":"https://openalex.org/I931681460","display_name":"Universiti Tunku Abdul Rahman","ror":"https://ror.org/050pq4m56","country_code":"MY","type":"education","lineage":["https://openalex.org/I931681460"]}],"countries":["MY"],"is_corresponding":false,"raw_author_name":"Yong Seng Wong","raw_affiliation_strings":["Department of Construction Management, Universiti Tunku Abdul Rahman, Malaysia"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Construction Management, Universiti Tunku Abdul Rahman, Malaysia","institution_ids":["https://openalex.org/I927443849","https://openalex.org/I931681460"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5086727708","display_name":"Wai Hoe Kwan","orcid":"https://orcid.org/0000-0003-1079-613X","observed_orcids":["https://orcid.org/0000-0003-1079-613X"]},"institutions":[{"id":"https://openalex.org/I927443849","display_name":"Tunku Abdul Rahman University of Management and Technology","ror":"https://ror.org/03b3zvp63","country_code":"MY","type":"education","lineage":["https://openalex.org/I927443849"]},{"id":"https://openalex.org/I931681460","display_name":"Universiti Tunku Abdul Rahman","ror":"https://ror.org/050pq4m56","country_code":"MY","type":"education","lineage":["https://openalex.org/I931681460"]}],"countries":["MY"],"is_corresponding":true,"raw_author_name":"Wai Hoe Kwan","raw_affiliation_strings":["Department of Construction Management, Universiti Tunku Abdul Rahman, Malaysia"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Construction Management, Universiti Tunku Abdul Rahman, Malaysia","institution_ids":["https://openalex.org/I927443849","https://openalex.org/I931681460"]}]},{"author_position":"last","author":{"id":null,"display_name":"Min Lim","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I927443849","display_name":"Tunku Abdul Rahman University of Management and Technology","ror":"https://ror.org/03b3zvp63","country_code":"MY","type":"education","lineage":["https://openalex.org/I927443849"]},{"id":"https://openalex.org/I931681460","display_name":"Universiti Tunku Abdul Rahman","ror":"https://ror.org/050pq4m56","country_code":"MY","type":"education","lineage":["https://openalex.org/I931681460"]}],"countries":["MY"],"is_corresponding":false,"raw_author_name":"Min Lim","raw_affiliation_strings":["Department of Construction Management, Universiti Tunku Abdul Rahman, Malaysia"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Construction Management, Universiti Tunku Abdul Rahman, Malaysia","institution_ids":["https://openalex.org/I927443849","https://openalex.org/I931681460"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":2,"corresponding_author_ids":["https://openalex.org/A5086727708"],"corresponding_institution_ids":["https://openalex.org/I927443849","https://openalex.org/I931681460"],"apc_list":null,"apc_paid":null,"fwci":3.2791,"has_fulltext":false,"cited_by_count":8,"citation_normalized_percentile":{"value":0.91447404,"is_in_top_1_percent":false,"is_in_top_10_percent":true},"cited_by_percentile_year":{"min":88,"max":96},"biblio":{"volume":"2157","issue":null,"first_page":"020027","last_page":"020027"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10033","display_name":"Concrete and Cement Materials Research","score":0.9901999831199646,"subfield":{"id":"https://openalex.org/subfields/2205","display_name":"Civil and Structural 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/T10033","display_name":"Concrete and Cement Materials Research","score":0.9901999831199646,"subfield":{"id":"https://openalex.org/subfields/2205","display_name":"Civil and Structural 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/T11672","display_name":"Recycling and utilization of industrial and municipal waste in materials production","score":0.004100000020116568,"subfield":{"id":"https://openalex.org/subfields/2215","display_name":"Building and Construction"},"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/T11847","display_name":"Recycled Aggregate Concrete Performance","score":0.0010000000474974513,"subfield":{"id":"https://openalex.org/subfields/2215","display_name":"Building and Construction"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/rice-husk-ash","display_name":"rice husk ash","score":1.0},{"id":"https://openalex.org/keywords/acid-leaching","display_name":"acid leaching","score":0.9649999737739563},{"id":"https://openalex.org/keywords/hydrochloric-acid","display_name":"hydrochloric acid","score":0.8479999899864197},{"id":"https://openalex.org/keywords/pozzolanic-properties","display_name":"pozzolanic properties","score":0.9120000004768372},{"id":"https://openalex.org/keywords/alkali-reactivity","display_name":"alkali reactivity","score":0.6959999799728394},{"id":"https://openalex.org/keywords/rice-husk-combustion","display_name":"rice husk combustion","score":0.7269999980926514},{"id":"https://openalex.org/keywords/amorphous-silica","display_name":"amorphous silica","score":0.9729999899864197},{"id":"https://openalex.org/keywords/carbon-residue","display_name":"unburned carbon","score":0.8429999947547913},{"id":"https://openalex.org/keywords/agricultural-waste-utilization","display_name":"agricultural waste utilization","score":0.6639999747276306},{"id":"https://openalex.org/keywords/concrete-admixtures","display_name":"concrete admixtures","score":0.5379999876022339}],"concepts":[{"id":"https://openalex.org/C75296557","wikidata":"https://www.wikidata.org/wiki/Q14524280","display_name":"Husk","level":2,"score":0.966296374797821},{"id":"https://openalex.org/C90982505","wikidata":"https://www.wikidata.org/wiki/Q16938886","display_name":"Leaching (pedology)","level":3,"score":0.6357594728469849},{"id":"https://openalex.org/C71987851","wikidata":"https://www.wikidata.org/wiki/Q7216430","display_name":"Impurity","level":2,"score":0.5688614249229431},{"id":"https://openalex.org/C105923489","wikidata":"https://www.wikidata.org/wiki/Q133235","display_name":"Combustion","level":2,"score":0.5631323456764221},{"id":"https://openalex.org/C192562407","wikidata":"https://www.wikidata.org/wiki/Q228736","display_name":"Materials science","level":0,"score":0.43760591745376587},{"id":"https://openalex.org/C185592680","wikidata":"https://www.wikidata.org/wiki/Q2329","display_name":"Chemistry","level":0,"score":0.4141737222671509},{"id":"https://openalex.org/C544153396","wikidata":"https://www.wikidata.org/wiki/Q11426","display_name":"Metal","level":2,"score":0.412162721157074},{"id":"https://openalex.org/C13965031","wikidata":"https://www.wikidata.org/wiki/Q243545","display_name":"Nuclear chemistry","level":1,"score":0.39248257875442505},{"id":"https://openalex.org/C548081761","wikidata":"https://www.wikidata.org/wiki/Q180388","display_name":"Waste management","level":1,"score":0.3826543092727661},{"id":"https://openalex.org/C528095902","wikidata":"https://www.wikidata.org/wiki/Q2283886","display_name":"Pulp and paper industry","level":1,"score":0.37505286931991577},{"id":"https://openalex.org/C191897082","wikidata":"https://www.wikidata.org/wiki/Q11467","display_name":"Metallurgy","level":1,"score":0.37269067764282227},{"id":"https://openalex.org/C39432304","wikidata":"https://www.wikidata.org/wiki/Q188847","display_name":"Environmental science","level":0,"score":0.14213451743125916},{"id":"https://openalex.org/C159750122","wikidata":"https://www.wikidata.org/wiki/Q96621023","display_name":"Soil water","level":2,"score":0.06417128443717957},{"id":"https://openalex.org/C59822182","wikidata":"https://www.wikidata.org/wiki/Q441","display_name":"Botany","level":1,"score":0.0},{"id":"https://openalex.org/C178790620","wikidata":"https://www.wikidata.org/wiki/Q11351","display_name":"Organic chemistry","level":1,"score":0.0},{"id":"https://openalex.org/C159390177","wikidata":"https://www.wikidata.org/wiki/Q9161265","display_name":"Soil science","level":1,"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/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.0}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1063/1.5126562","doi":"https://doi.org/10.1063/1.5126562","is_oa":false,"landing_page_url":"https://doi.org/10.1063/1.5126562","pdf_url":null,"source":{"id":"https://openalex.org/S2764696622","display_name":"AIP conference proceedings","issn_l":"0094-243X","issn":["0094-243X","1551-7616","1935-0465"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["cwts-core","jufo-1","norway-1"],"host_organization":"https://openalex.org/P4310320257","host_organization_name":"American Institute of Physics","host_organization_lineage":["https://openalex.org/P4310320257"],"host_organization_lineage_names":["American Institute of Physics"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"AIP Conference Proceedings","raw_type":"proceedings-article"}],"best_oa_location":null,"sustainable_development_goals":[{"score":1.0,"display_name":"Responsible consumption and production","id":"https://metadata.un.org/sdg/12"}],"sustainable_development_goals_aurora":[],"study_designs":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":15,"referenced_works":["https://openalex.org/W144327321","https://openalex.org/W1965062854","https://openalex.org/W1974718462","https://openalex.org/W1977731737","https://openalex.org/W1978308549","https://openalex.org/W2024842581","https://openalex.org/W2036741432","https://openalex.org/W2044895519","https://openalex.org/W2078874712","https://openalex.org/W2085440670","https://openalex.org/W2135820740","https://openalex.org/W2163797075","https://openalex.org/W2305939090","https://openalex.org/W2464196396","https://openalex.org/W4285719527"],"related_works":["https://openalex.org/W2012414072","https://openalex.org/W2955761943","https://openalex.org/W1986262083","https://openalex.org/W4297920613","https://openalex.org/W114869605","https://openalex.org/W2198757001","https://openalex.org/W3036805983","https://openalex.org/W2365892273","https://openalex.org/W2246281594","https://openalex.org/W1969073322"],"abstract_inverted_index":{"Rice":[0],"husk":[1,25,109,134],"ash":[2,135],"(RHA)":[3],"is":[4,23,69,199],"one":[5],"of":[6,17,21,47,105,129,158,187,203],"the":[7,18,80,130,167,193],"major":[8],"agricultural":[9],"wastes":[10],"in":[11,53,60,71,113],"rice":[12,24,108,133],"producing":[13],"countries.":[14],"Approximate":[15],"20%":[16],"total":[19],"amount":[20],"paddy":[22],"(RH)":[26],"which":[27,183],"will":[28],"be":[29],"generating":[30],"120":[31],"Mtons":[32],"annually.":[33],"This":[34],"causes":[35],"a":[36,200],"serious":[37],"disposal":[38],"problem":[39],"due":[40],"to":[41,67,78,96,210],"low":[42],"commercial":[43],"interest.":[44],"The":[45,107,126],"presence":[46],"metallic":[48,81],"impurities":[49,179],"(Na2O":[50],"and":[51,92,116,146,180],"K2O)":[52],"non-treated":[54],"RHA":[55,154,182],"can":[56],"trigger":[57],"alkali":[58],"reaction":[59],"hardened":[61],"concrete.":[62],"Acid":[63],"leaching":[64],"treatment":[65],"prior":[66],"combustion":[68,169],"proposed":[70],"this":[72],"study":[73],"as":[74],"an":[75],"effective":[76],"approach":[77],"remove":[79],"impurities.":[82],"HCl":[83,159],"acid":[84,131],"solutions":[85],"with":[86,156],"different":[87],"concentrations,":[88],"namely":[89],"1.0M,":[90],"0.1M":[91],"0.01M":[93],"were":[94,137],"prepared":[95],"leach":[97],"RH":[98],"for":[99,120,162,173],"2":[100,121,163,174],"hours":[101,122,164,175],"at":[102,118,160,171],"constant":[103],"temperature":[104,115],"80\u00b0C.":[106],"was":[110],"then":[111],"dried":[112],"room":[114],"combusted":[117],"800\u00b0C":[119,172],"using":[123],"electrical":[124],"furnace.":[125],"characterization":[127],"studies":[128],"leached":[132,155],"(ATRHA)":[136],"done":[138],"by":[139,166],"x-ray":[140,143],"fluorescent":[141],"(XRF),":[142],"diffraction":[144],"(XRD)":[145],"loss":[147],"on":[148],"ignition":[149],"(LOI).":[150],"Result":[151],"shows":[152,196],"that":[153,197],"1.0M":[157],"80\u00b0C":[161],"followed":[165],"controlled":[168],"process":[170],"(ATRHA3)":[176],"effectively":[177],"removed":[178],"produced":[181],"contained":[184],">":[185],"98%":[186],"pure":[188],"amorphous":[189],"silica.":[190],"In":[191],"addition,":[192],"LOI":[194],"result":[195],"there":[198],"5.24%":[201],"reduction":[202],"un-burnt":[204],"carbon":[205],"content":[206],"inATHRA3":[207],"sample":[208],"compared":[209],"control":[211],"specimen.":[212]},"counts_by_year":[{"year":2025,"cited_by_count":2},{"year":2024,"cited_by_count":1},{"year":2023,"cited_by_count":1},{"year":2022,"cited_by_count":1},{"year":2021,"cited_by_count":2},{"year":2020,"cited_by_count":1}],"updated_date":"2026-09-27T08:07:27.782135","created_date":"2025-10-10T00:00:00"}