{"id":"https://openalex.org/W2490737940","doi":null,"title":"Electrocatalysis of oxide-based materials for the oxygen reduction and evolution reactions","display_name":"Electrocatalysis of oxide-based materials for the oxygen reduction and evolution reactions","publication_year":2016,"publication_date":"2016-01-01","ids":{"openalex":"https://openalex.org/W2490737940","mag":"2490737940"},"language":"en","primary_location":{"id":"pmh:oai:localhost:11427/20983","doi":null,"is_oa":false,"landing_page_url":"http://hdl.handle.net/11427/20983","pdf_url":null,"source":{"id":"https://openalex.org/S4306402129","display_name":"Open University of Cape Town (University of Cape Town)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I157614274","host_organization_name":"University of Cape Town","host_organization_lineage":["https://openalex.org/I157614274"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"","raw_type":"Doctoral Thesis"},"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/A5053846431","display_name":"Rhiyaad Mohamed","orcid":"https://orcid.org/0000-0002-3857-1162","observed_orcids":["https://orcid.org/0000-0002-3857-1162"]},"institutions":[],"countries":[],"is_corresponding":true,"raw_author_name":"Rhiyaad Mohamed","raw_affiliation_strings":[],"raw_orcid":"https://orcid.org/0000-0002-3857-1162","affiliations":[]}],"institutions":[],"countries_distinct_count":0,"institutions_distinct_count":0,"corresponding_author_ids":["https://openalex.org/A5053846431"],"corresponding_institution_ids":[],"apc_list":null,"apc_paid":null,"fwci":null,"has_fulltext":false,"cited_by_count":0,"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/T10030","display_name":"Electrocatalysts for Energy Conversion","score":1.0,"subfield":{"id":"https://openalex.org/subfields/2105","display_name":"Renewable Energy, Sustainability and the Environment"},"field":{"id":"https://openalex.org/fields/21","display_name":"Energy"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T10030","display_name":"Electrocatalysts for Energy Conversion","score":1.0,"subfield":{"id":"https://openalex.org/subfields/2105","display_name":"Renewable Energy, Sustainability and the Environment"},"field":{"id":"https://openalex.org/fields/21","display_name":"Energy"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T11784","display_name":"CO2 Reduction Techniques and Catalysts","score":9.999999747378752e-05,"subfield":{"id":"https://openalex.org/subfields/2105","display_name":"Renewable Energy, Sustainability and the Environment"},"field":{"id":"https://openalex.org/fields/21","display_name":"Energy"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10192","display_name":"Catalytic Processes in Materials Science","score":0.0,"subfield":{"id":"https://openalex.org/subfields/2505","display_name":"Materials Chemistry"},"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/oxygen-reduction-reaction","display_name":"oxygen reduction reaction","score":0.7960000038146973},{"id":"https://openalex.org/keywords/oxygen-evolution-reaction","display_name":"oxygen evolution reaction","score":1.0}],"concepts":[{"id":"https://openalex.org/C33989665","wikidata":"https://www.wikidata.org/wiki/Q5357962","display_name":"Electrocatalyst","level":4,"score":0.8150468468666077},{"id":"https://openalex.org/C2992754303","wikidata":"https://www.wikidata.org/wiki/Q1641506","display_name":"Oxygen reduction","level":4,"score":0.6024734973907471},{"id":"https://openalex.org/C2994571290","wikidata":"https://www.wikidata.org/wiki/Q106750579","display_name":"Oxygen reduction reaction","level":4,"score":0.563726544380188},{"id":"https://openalex.org/C111335779","wikidata":"https://www.wikidata.org/wiki/Q3454686","display_name":"Reduction (mathematics)","level":2,"score":0.5416761636734009},{"id":"https://openalex.org/C540031477","wikidata":"https://www.wikidata.org/wiki/Q629","display_name":"Oxygen","level":2,"score":0.5382172465324402},{"id":"https://openalex.org/C2779851234","wikidata":"https://www.wikidata.org/wiki/Q50690","display_name":"Oxide","level":2,"score":0.5184385776519775},{"id":"https://openalex.org/C135473242","wikidata":"https://www.wikidata.org/wiki/Q4147614","display_name":"Oxygen evolution","level":4,"score":0.5037586092948914},{"id":"https://openalex.org/C185592680","wikidata":"https://www.wikidata.org/wiki/Q2329","display_name":"Chemistry","level":0,"score":0.35598084330558777},{"id":"https://openalex.org/C192562407","wikidata":"https://www.wikidata.org/wiki/Q228736","display_name":"Materials science","level":0,"score":0.3558765649795532},{"id":"https://openalex.org/C191897082","wikidata":"https://www.wikidata.org/wiki/Q11467","display_name":"Metallurgy","level":1,"score":0.18502551317214966},{"id":"https://openalex.org/C52859227","wikidata":"https://www.wikidata.org/wiki/Q7877","display_name":"Electrochemistry","level":3,"score":0.09690690040588379},{"id":"https://openalex.org/C17525397","wikidata":"https://www.wikidata.org/wiki/Q176140","display_name":"Electrode","level":2,"score":0.09409278631210327},{"id":"https://openalex.org/C147789679","wikidata":"https://www.wikidata.org/wiki/Q11372","display_name":"Physical chemistry","level":1,"score":0.08257010579109192},{"id":"https://openalex.org/C178790620","wikidata":"https://www.wikidata.org/wiki/Q11351","display_name":"Organic chemistry","level":1,"score":0.0617671012878418},{"id":"https://openalex.org/C33923547","wikidata":"https://www.wikidata.org/wiki/Q395","display_name":"Mathematics","level":0,"score":0.05840408802032471},{"id":"https://openalex.org/C2524010","wikidata":"https://www.wikidata.org/wiki/Q8087","display_name":"Geometry","level":1,"score":0.0}],"mesh":[],"locations_count":2,"locations":[{"id":"pmh:oai:localhost:11427/20983","doi":null,"is_oa":false,"landing_page_url":"http://hdl.handle.net/11427/20983","pdf_url":null,"source":{"id":"https://openalex.org/S4306402129","display_name":"Open University of Cape Town (University of Cape Town)","issn_l":null,"issn":null,"is_oa":false,"is_in_doaj":false,"is_core":false,"listed_in":[],"host_organization":"https://openalex.org/I157614274","host_organization_name":"University of Cape Town","host_organization_lineage":["https://openalex.org/I157614274"],"host_organization_lineage_names":[],"type":"repository"},"license":null,"license_id":null,"version":"submittedVersion","is_accepted":false,"is_published":false,"raw_source_name":"","raw_type":"Doctoral Thesis"},{"id":"mag:2490737940","doi":null,"is_oa":false,"landing_page_url":"https://open.uct.ac.za/handle/11427/20983?show=full","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":[{"id":"https://metadata.un.org/sdg/7","score":0.9090999960899353,"display_name":"Affordable and clean energy"}],"study_designs":[],"awards":[],"funders":[],"has_content":{"grobid_xml":false,"pdf":false},"content_urls":null,"referenced_works_count":0,"referenced_works":[],"related_works":["https://openalex.org/W2575823937","https://openalex.org/W4385380176","https://openalex.org/W6926986459","https://openalex.org/W2900826109","https://openalex.org/W4400097562","https://openalex.org/W2618410822","https://openalex.org/W6908413725","https://openalex.org/W4404418616","https://openalex.org/W7223114016","https://openalex.org/W4414544255"],"abstract_inverted_index":{"Electrochemical":[0],"devices,":[1],"such":[2],"as":[3,24,243,296],"fuel":[4,77,248,323,348],"cells":[5,78],"and":[6,49,98,137,221,239,247,264,269,299,305,316,336,365,380,387,398],"electrolysers,":[7],"are":[8,85,282,404],"said":[9],"to":[10,42,65,135,182],"be":[11,183],"at":[12],"the":[13,32,38,58,61,74,106,120,140,156,169,172,209,219,228,236,262,273,280,290,310,330,340,358,368,372,378,408],"forefront":[14],"of":[15,35,40,63,76,83,102,110,118,143,151,159,168,171,211,215,275,318,332,339,357,371,374,411],"a":[16,144,212,355],"renewable":[17],"energy":[18,26],"technology":[19],"revolution":[20],"centred":[21],"on":[22,31,261,314],"hydrogen":[23,50,146],"an":[25,132],"carrier.":[27],"These":[28],"devices":[29],"rely":[30],"chemical":[33],"reactions":[34,82,177],"oxygen,":[36],"namely":[37],"oxidation":[39],"water":[41,66],"evolve":[43],"oxygen":[44,64,84,237],"(oxygen":[45,67],"evolution":[46,238],"reaction,":[47,60,69],"OER)":[48],",":[51],"carried":[52],"out":[53],"in":[54,73,185,245,256,284,303,344],"electrolyser":[55,246],"applications":[56,250],"or":[57],"reverse":[59],"reduction":[62,68,240],"ORR)":[70],"producing":[71],"electricity":[72],"case":[75],".":[79],"Th":[80],"e":[81],"however":[86,198],"still":[87,202,342],"hindered":[88],"by":[89,292],"extremely":[90],"slow":[91],"reaction":[92],"kinetics.":[93],"The":[94,165,252,327,351],"resultant":[95],"low":[96],"efficiencies":[97],"associated":[99],"high":[100],"cost":[101],"electrocatalysts":[103],"required":[104],"hinder":[105],"widespread":[107],"commercial":[108],"success":[109],"these":[111,176],"devices.":[112],"In":[113],"addition,":[114],"current":[115],"state":[116],"-":[117,119,121],"art":[122],"electrocatalyst":[123,173,216,233],"technologies":[124,217],"suffer":[125],"from":[126],"severe":[127],"corrosion":[128],"during":[129],"operation,":[130],"presenting":[131],"additional":[133],"barrier":[134],"commercialisation":[136],"ultimately":[138],"delaying":[139],"successful":[141],"implementation":[142],"sustainable":[145],"economy.":[147],"One":[148],"primary":[149],"goal":[150],"electrocatalysis":[152],"research":[153,191,397,403],"is":[154,201,254,312],"thus":[155],"rational":[157],"design":[158],"new":[160,213],"materials":[161,174,234,302,335],"with":[162],"higher":[163],"efficiencies.":[164],"fundamental":[166],"understanding":[167,210,274,370],"behaviour":[170],"towards":[175,195,208,367],"will":[178],"enable":[179],"greater":[180],"strides":[181],"achieved":[184],"this":[186,196,383,412],"area.":[187],"To":[188],"date":[189],"much":[190],"has":[192,414],"been":[193,415],"conducted":[194],"end,":[197],"further":[199,369,395],"progress":[200],"required.":[203],"This":[204,223,360],"thesis":[205,253,413],"details":[206],"work":[207],"generation":[214],"for":[218,235,279,347,377,401],"OER":[220,263,281,379],"ORR.":[222,381],"study":[224,328,361,384],"particularly":[225],"explore":[226],"s":[227],"use":[229,373],"metal":[230,294,375],"oxide":[231,276,319,333],"based":[232,334],"r":[241],"eactions":[242],"employed":[244],"cell":[249,324,349],"respectively.":[251,266,308],"divided":[255],"two":[257],"parts":[258],"focusing":[259],"individually":[260],"ORR":[265,291],"New":[267],"theoretical":[268],"experimental":[270],"insight":[271,364],"into":[272],"electrocataly":[277],"sts":[278],"discussed":[283],"Part":[285,287],"I.":[286],"II":[288],"explores":[289],"studying":[293],"oxides":[295,376],"both":[297],"catalysts":[298],"catalyst":[300],"support":[301],"alkaline":[304],"acidic":[306],"environments":[307],"Here":[309],"emphasis":[311],"placed":[313],"activity":[315],"durability":[317],"ma":[320],"terials":[321],"under":[322],"operating":[325],"conditions.":[326],"confirms":[329],"promise":[331],"highlights":[337],"some":[338],"challenges":[341],"present":[343],"their":[345],"development":[346],"applications.":[350],"final":[352],"chapter":[353],"presents":[354],"summary":[356],"thesis.":[359],"provides":[362],"important":[363],"contributes":[366],"From":[382],"several":[385],"interesting":[386],"promising":[388],"results":[389],"were":[390],"also":[391],"obtained":[392],"which":[393],"warrant":[394],"intensive":[396],"investigation.":[399],"Directions":[400],"future":[402],"discussed.":[405],"[Please":[406],"note:":[407],"full":[409],"text":[410],"deferred":[416],"until":[417],"January":[418],"2018]":[419]},"counts_by_year":[],"updated_date":"2026-08-31T07:19:18.363097","created_date":"2016-08-23T00:00:00"}