{"id":"https://openalex.org/W57370322","doi":null,"title":"Low pressure reverse osmosis membrane for rejection of heavy metals","display_name":"Low pressure reverse osmosis membrane for rejection of heavy metals","publication_year":2007,"publication_date":"2007-05-01","ids":{"openalex":"https://openalex.org/W57370322","mag":"57370322"},"language":"en","primary_location":{"id":"mag:57370322","doi":null,"is_oa":false,"landing_page_url":"http://eprints.utm.my/id/eprint/6122/","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},"volume":null,"type":"dissertation","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/A5046982250","display_name":"Myzairah Hamdzah","orcid":"https://orcid.org/0000-0002-2567-2124","observed_orcids":["https://orcid.org/0000-0002-2567-2124"]},"institutions":[],"countries":[],"is_corresponding":true,"raw_author_name":"Myzairah Hamdzah","raw_affiliation_strings":[],"raw_orcid":"https://orcid.org/0000-0002-2567-2124","affiliations":[]}],"institutions":[],"countries_distinct_count":0,"institutions_distinct_count":0,"corresponding_author_ids":["https://openalex.org/A5046982250"],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":null,"has_fulltext":false,"cited_by_count":4,"citation_normalized_percentile":null,"cited_by_percentile_year":null,"biblio":{"volume":null,"issue":null,"first_page":null,"last_page":null},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10197","display_name":"Membrane Separation Technologies","score":1.0,"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/T10197","display_name":"Membrane Separation Technologies","score":1.0,"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/T11781","display_name":"Wastewater Treatment and Reuse","score":0.0,"subfield":{"id":"https://openalex.org/subfields/2311","display_name":"Waste Management and Disposal"},"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/T11091","display_name":"Extraction and Separation Processes","score":0.0,"subfield":{"id":"https://openalex.org/subfields/2506","display_name":"Metals and Alloys"},"field":{"id":"https://openalex.org/fields/25","display_name":"Materials Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/heavy-metal-removal","display_name":"heavy metal removal","score":0.9810000061988831},{"id":"https://openalex.org/keywords/copper-removal","display_name":"copper removal","score":0.9160000085830688},{"id":"https://openalex.org/keywords/magnesium-removal","display_name":"magnesium removal","score":1.0},{"id":"https://openalex.org/keywords/permeate-flux","display_name":"permeate flux","score":0.8930000066757202},{"id":"https://openalex.org/keywords/operating-pressure","display_name":"operating pressure","score":0.9259999990463257},{"id":"https://openalex.org/keywords/ph-effect","display_name":"pH effect","score":0.746999979019165},{"id":"https://openalex.org/keywords/feed-concentration","display_name":"feed concentration","score":0.9879999756813049},{"id":"https://openalex.org/keywords/drinking-water-treatment","display_name":"drinking water treatment","score":0.7760000228881836},{"id":"https://openalex.org/keywords/mining-wastewater","display_name":"mining wastewater","score":0.6859999895095825}],"concepts":[{"id":"https://openalex.org/C130797344","wikidata":"https://www.wikidata.org/wiki/Q272175","display_name":"Reverse osmosis","level":3,"score":0.7748570442199707},{"id":"https://openalex.org/C543218039","wikidata":"https://www.wikidata.org/wiki/Q660","display_name":"Magnesium","level":2,"score":0.6152786016464233},{"id":"https://openalex.org/C94061648","wikidata":"https://www.wikidata.org/wiki/Q336191","display_name":"Wastewater","level":2,"score":0.5808053612709045},{"id":"https://openalex.org/C185592680","wikidata":"https://www.wikidata.org/wiki/Q2329","display_name":"Chemistry","level":0,"score":0.5599255561828613},{"id":"https://openalex.org/C544778455","wikidata":"https://www.wikidata.org/wiki/Q753","display_name":"Copper","level":2,"score":0.5539570450782776},{"id":"https://openalex.org/C150077022","wikidata":"https://www.wikidata.org/wiki/Q3136137","display_name":"Response surface methodology","level":2,"score":0.48558133840560913},{"id":"https://openalex.org/C2778695967","wikidata":"https://www.wikidata.org/wiki/Q44791900","display_name":"Chloride","level":2,"score":0.4684256315231323},{"id":"https://openalex.org/C81842627","wikidata":"https://www.wikidata.org/wiki/Q2357011","display_name":"Forward osmosis","level":4,"score":0.45085543394088745},{"id":"https://openalex.org/C2776053758","wikidata":"https://www.wikidata.org/wiki/Q105789","display_name":"Heavy metals","level":2,"score":0.43416208028793335},{"id":"https://openalex.org/C87717796","wikidata":"https://www.wikidata.org/wiki/Q146326","display_name":"Environmental engineering","level":1,"score":0.4296058118343353},{"id":"https://openalex.org/C41625074","wikidata":"https://www.wikidata.org/wiki/Q176088","display_name":"Membrane","level":2,"score":0.4091373383998871},{"id":"https://openalex.org/C528095902","wikidata":"https://www.wikidata.org/wiki/Q2283886","display_name":"Pulp and paper industry","level":1,"score":0.35665780305862427},{"id":"https://openalex.org/C39432304","wikidata":"https://www.wikidata.org/wiki/Q188847","display_name":"Environmental science","level":0,"score":0.3566219210624695},{"id":"https://openalex.org/C107872376","wikidata":"https://www.wikidata.org/wiki/Q321355","display_name":"Environmental chemistry","level":1,"score":0.2766130566596985},{"id":"https://openalex.org/C43617362","wikidata":"https://www.wikidata.org/wiki/Q170050","display_name":"Chromatography","level":1,"score":0.20208343863487244},{"id":"https://openalex.org/C127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","level":0,"score":0.07235345244407654},{"id":"https://openalex.org/C55493867","wikidata":"https://www.wikidata.org/wiki/Q7094","display_name":"Biochemistry","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}],"mesh":[],"locations_count":1,"locations":[{"id":"mag:57370322","doi":null,"is_oa":false,"landing_page_url":"http://eprints.utm.my/id/eprint/6122/","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}],"best_oa_location":null,"sustainable_development_goals":[{"display_name":"Clean water and sanitation","id":"https://metadata.un.org/sdg/6","score":0.965499997138977},{"display_name":"Responsible consumption and production","id":"https://metadata.un.org/sdg/12","score":0.7811999917030334}],"study_designs":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":77,"referenced_works":["https://openalex.org/W10029864","https://openalex.org/W248657418","https://openalex.org/W603026510","https://openalex.org/W1491339392","https://openalex.org/W1506688592","https://openalex.org/W1511022383","https://openalex.org/W1586879002","https://openalex.org/W1591502236","https://openalex.org/W1605599607","https://openalex.org/W1965017517","https://openalex.org/W1966700454","https://openalex.org/W1968586079","https://openalex.org/W1970222629","https://openalex.org/W1970486705","https://openalex.org/W1971092767","https://openalex.org/W1972103123","https://openalex.org/W1974025112","https://openalex.org/W1975396161","https://openalex.org/W1980139147","https://openalex.org/W1980925388","https://openalex.org/W1982752326","https://openalex.org/W1985586923","https://openalex.org/W1987178499","https://openalex.org/W1995513311","https://openalex.org/W1999736812","https://openalex.org/W2002499048","https://openalex.org/W2003114122","https://openalex.org/W2009459992","https://openalex.org/W2010924871","https://openalex.org/W2012997644","https://openalex.org/W2016764240","https://openalex.org/W2019771436","https://openalex.org/W2022044254","https://openalex.org/W2022086395","https://openalex.org/W2022917274","https://openalex.org/W2024705638","https://openalex.org/W2024955362","https://openalex.org/W2028014934","https://openalex.org/W2032437445","https://openalex.org/W2034026260","https://openalex.org/W2041733245","https://openalex.org/W2042453968","https://openalex.org/W2047632869","https://openalex.org/W2048931031","https://openalex.org/W2055307487","https://openalex.org/W2060191808","https://openalex.org/W2060426337","https://openalex.org/W2061520206","https://openalex.org/W2061732361","https://openalex.org/W2061851943","https://openalex.org/W2062724611","https://openalex.org/W2070026247","https://openalex.org/W2072955934","https://openalex.org/W2075943273","https://openalex.org/W2076325149","https://openalex.org/W2079604738","https://openalex.org/W2081334691","https://openalex.org/W2084191352","https://openalex.org/W2088713228","https://openalex.org/W2090553319","https://openalex.org/W2092174039","https://openalex.org/W2094543675","https://openalex.org/W2100207201","https://openalex.org/W2107038504","https://openalex.org/W2107618142","https://openalex.org/W2126722984","https://openalex.org/W2145502650","https://openalex.org/W2158935255","https://openalex.org/W2178515011","https://openalex.org/W2259642452","https://openalex.org/W2260871164","https://openalex.org/W2275193343","https://openalex.org/W2319512720","https://openalex.org/W2588833641","https://openalex.org/W2947794379","https://openalex.org/W2970547046","https://openalex.org/W4243258978"],"related_works":["https://openalex.org/W2024955362","https://openalex.org/W4255806534","https://openalex.org/W103332595","https://openalex.org/W2158935255","https://openalex.org/W1104551877","https://openalex.org/W2090553319","https://openalex.org/W4244382610","https://openalex.org/W2972643117","https://openalex.org/W7011819812","https://openalex.org/W96635364"],"abstract_inverted_index":{"Low":[0],"Pressure":[1],"Reverse":[2],"Osmosis":[3],"Membrane":[4],"(LPROM)":[5],"has":[6,274],"been":[7],"introduced":[8],"to":[9,20,62,78,100,321,382,386,396,445],"water":[10,82,158,172],"and":[11,26,68,90,119,161,166,170,195,199,220,232,239,263,315,324,329,371,390,404,427],"wastewater":[12,151],"industries":[13],"in":[14,134,228,245,258,355,378,443],"the":[15,21,45,49,72,102,203,208,247,254,270,284,290,292,300,340,351,357,361,374,379,397,436],"past":[16],"few":[17],"years":[18],"due":[19,395],"high":[22],"cost":[23,69],"of":[24,28,40,48,74,96,104,108,150,205,249,265,272,286,295,303,309,343,364,376,408,415],"operational":[25],"maintenance":[27],"conventional":[29],"high-pressure":[30],"RO":[31],"membrane":[32,405],"system.":[33,50],"LPROM":[34,51,84,105,124,437],"may":[35],"remove":[36],"more":[37,66],"than":[38,56],"90%":[39],"heavy":[41,88,109,153,365,449],"metals":[42,89,154,366,450],"depending":[43],"on":[44,339],"operating":[46,53,113,190,255,310,348,421,425],"conditions":[47,342,422],"with":[52,452],"pressure":[54,191,213,216,256,311,349,426],"less":[55,384],"100":[57],"psi":[58,323],"is":[59],"commercially":[60,122],"available":[61,123],"make":[63],"treatment":[64],"system":[65,85,126,438],"affordable":[67],"effective.":[70],"Therefore,":[71],"aim":[73],"this":[75,97,135,344],"study":[76,98,184,345,380],"was":[77,99,132,140,297,318,350,368,394],"produce":[79],"high-quality":[80],"drinking":[81],"using":[83,143],"by":[86,128],"removing":[87],"other":[91],"contaminants.":[92],"The":[93,137,182,252,306,331],"main":[94],"objective":[95],"evaluate":[101],"effectiveness":[103],"for":[106,185,312,335,439],"rejection":[107],"metals,":[110],"under":[111],"different":[112],"parameters":[114,238,377],"(i.e.":[115,155,212],"pressure,":[116],"feed":[117,197,218,223,293],"concentrations":[118],"pH).":[120],"A":[121,268],"(ES20)":[125],"manufactured":[127],"Nitto":[129],"Denko":[130],"Company":[131],"used":[133],"study.":[136],"experimental":[138,183,341],"design":[139],"carried":[141],"out":[142],"Response":[144],"Surface":[145],"Methodology":[146],"(RSM).":[147],"Two":[148],"types":[149],"containing":[152,159],"synthetic":[156],"polluted":[157],"copper":[160,164,186,233,314],"magnesium":[162,167,250,266,287,296,304,316],"from":[163,173,176],"chloride":[165],"sulphate":[168],"solutions,":[169],"raw":[171],"exmining":[174],"pool":[175],"Tasik":[177],"Biru,":[178],"Sarawak)":[179],"were":[180,243],"studied.":[181],"showed":[187,225,372],"that":[188,347,373],"higher":[189,196,253,260,269,291,301,453],"increased":[192,202],"permeate":[193,230,261,278,358,454],"flux":[194,231,262],"concentration":[198,219,294],"pH":[200,221,273,326,428],"values":[201],"percentage":[204,248,264,285,302],"removal.":[206,234,251,267,288,305],"However,":[207,280,360],"two-way":[209,241],"interaction":[210,242],"parameter":[211,354],"vs.":[214,217,222],"pH,":[215],"concentration)":[224],"insignificant":[226,370],"effects":[227],"determining":[229,246,356],"For":[235],"magnesium,":[236],"all":[237,240],"significant":[244,353,385],"resulted":[257,299],"a":[259,276,388,419,447],"value":[271],"caused":[275],"lower":[277],"flux.":[279,359,455],"it":[281],"will":[282],"increase":[283],"Besides,":[289],"also":[298],"optimum":[307,332,441],"range":[308,375],"both":[313],"removal":[317,367,451],"between":[319,327,402],"90":[320],"120":[322],"at":[325],"5.5":[328],"7.5.":[330],"statistical":[333,362],"model":[334],"these":[336],"processes":[337],"based":[338],"indicates":[346],"most":[352],"analysis":[363],"statistically":[369],"appears":[381],"be":[383,430],"develop":[387],"sensitive":[389],"comprehensive":[391],"model.":[392],"This":[393],"transport":[398],"or":[399],"separation":[400],"mechanism":[401],"micropollutants":[403],"surface,":[406],"effect":[407,414],"chemical":[409],"characteristics":[410],"as":[411,413,424],"well":[412],"metal":[416],"complexation.":[417],"As":[418],"conclusion,":[420],"such":[423],"must":[429],"taken":[431],"into":[432],"account":[433],"when":[434],"designing":[435],"an":[440],"process":[442],"order":[444],"achieve":[446],"better":[448]},"counts_by_year":[{"year":2022,"cited_by_count":1},{"year":2017,"cited_by_count":1},{"year":2012,"cited_by_count":1}],"updated_date":"2026-09-26T08:19:03.415552","created_date":"2016-06-24T00:00:00"}
