第43卷第1期高师理科学刊Vol.43No.12023年1月JournalofScienceofTeachers′CollegeandUniversityJan.2023文章编号:1007-9831(2023)01-0047-04ZIF衍生多孔材料电催化剂的制备与OER性能李爽1,2,李多3,尹永琦1,2(哈尔滨师范大学1.光电带隙教育部重点实验室,2.物理与电子工程学院,黑龙江哈尔滨150025;3.哈尔滨新区第三学校,黑龙江哈尔滨150027)摘要:有序多孔材料基电催化剂在能源转换领域具有重要作用.有序多孔材料可以暴露更多的活性位点,同时可以有效促进催化过程中离子的传输.采用沸石咪唑酯骨架材料(Zeoliticimidazolateframeworks,ZIF)为硬模板,通过造孔剂和胶束结合在ZIF纳米片上均匀地修饰有序介孔.复合胶束@ZIF纳米片经热处理和磷化后标记为P-MCS@ZIF,P-MCS@ZIF作为电催化剂对其进行析氧性能分析.结果表明,在电流密度为10mA·cm-2时,P-MCS@ZIF的过电位为303mV,明显优于未经过造孔处理的参比样品,说明复合结构纳米片材料表面修饰有序介孔可以提高电催化性能.该方法为高性能电催化剂的制备提供了有效的参考.关键词:沸石咪唑酯骨架材料;胶束;电催化剂;析氧反应中图分类号:O69文献标识码:Adoi:10.3969/j.issn.1007-9831.2023.01.010PreparationandOERperformanceofporousmaterialelectrocatalystderivedfromZIFLIShuang1,2,LIDuo3,YINYongqi1,2(1.KeyLaboratoryofPhotoelectricBandGap,MinistryofEducation,2.SchoolofPhysicsandElectronicEngineering,HarbinNormalUniversity,Harbin150025,China;3.TheThirdSchoolofHarbinNewArea,Harbin150027,China)Abstract:Orderedporousmaterialsbasedelectrocatalystsplayanimportantroleinthefieldofenergyconversion.Orderedporousmaterialscanexposemoreactivesites,andcaneffectivelypromotethetransportofionsinthecatalyticprocess.Zeoliteimidazolateframeworks(ZIF)areusedashardtemplates,andthenorderedmesoporesareuniformlymodifiedonZIFnanosheetsbycombiningporeformingagentsandmicelles.Afterheattreatmentandphosphating,thecompositemicelle@ZIFnanosheetislabeledasP-MCS@ZIF.Asanelectrocatalyst,itselectrocatalyticperformancewasanalyzed.Theresultsshowthatatacurrentdensityof10mAcm-2,P-MCS@ZIFtheoverpotentialof303mVisobviouslybetterthanthatofthereferencesamplewithoutporeformingtreatment.Itshowsthat...