Dzidza pane iyo synthesis uye kugadziridzwaCerium oxide nanomaterial
Iyo synthesis yeCeria NanomaterialsInosanganisira precipitation, kuenderana, hydrothmal, mechanic synthesis, combustion synthesis, sol gl, micro lotion, pakati penzira huru dzeSyntsisis dzinotsvaga uye hydrothermal. Nzira yeHydrothermal nzira inoonekwa iri nyore, hupfumi hupfumi, uye hunowedzera nzira. Dambudziko guru re hydrothermal nzira ndeyekudzora iyo Nanoscale Morphology, iyo inoda kunyatsogadziriswa kudzora maitiro ayo.
Kugadziridzwa kweceriainogona kuvandudzwa kuburikidza nenzira dzinoverengeka: (1) DOSINGS Simbi ion ine mitengo yepazasi kana zvidiki zvidiki mu ceria tiltice. Iyi nzira haigone kungogadzirisa kuita kwechimiro chesimbi inobatanidzwa, asi zvakare gadzira zvinhu zvitsva zvakagadzikana nedzitsva dzemuviri uye makemikari zvivakwa. .Cerium oxideInogona zvakare kushanda semutakuri kuparadzira simbi dzakadai segoridhe, platinamu, uye palladium. Kugadziridzwa kweChiium Dioxide Zvekushandisa Screen Screen, Lare Alkali / Alkali Pasi Simbi, Nyika Yenyika Simbi, uye Simbi Inokosha, iyo ine chekuita zvakanaka uye kugadzikana kwekunyora.
Kushandiswa kweCerium oxideuye composite funlysts
1, kushandiswa kwemasphologies akasiyana eceria
Lura et al. yakashuma kutsanangurwa kwemhando nhatu dzeceria morphology phase madhaagraphs, iyo inorondedzera mhedzisiro yeAlkali constantation uye hydrothermal tembiricha kusvika pakupedzisiraCEO2Nanostracture morphology. Mhedzisiro yacho inoratidza kuti iyo Cataliti basa yakanangana zvakananga neiyo CE3 + / CE4 + RATIO uye pamusoro peOxygen Yepasi. Wei et al. syntheised matatu pt /CEO2CatalySts ane akasiyana carrier morphologies (tsvimbo kunge (CEO2-R), cubic (CEO2-C), uye octahedral (CEO2-O), iyo inonyanya kukodzera kune yakaderera-tembiricha yekushambadzira oxidation yeC2H4. Bian et al. akagadzirira kutevedzanaCEO2 Nanomaterialsine tsvimbo, cubic, granular, uye octahedral morphology, uye akawana kuti catalystets akaiswaCEO2 NANOPATESS.CEO2Tsigiro.
2.calytic kusvibiswa kwesollutants mumvura
Cerium oxideyakazivikanwa seinobudirira ozone ozoni olidation catalyst yekubviswa kweiyo yakasarudzwa organic compound. Xiao et al. akawana kuti PT NANOPARICCICCLICCLICS iri mukubatana padyo neCEO2Pane iyo catalyst pamusoro uye inovandudza mashandiro akasimba, nekuvandudza iyo Ozone Decomposition chiitiko uye ichigadzira zvimwe zvinogadzirisa zveokisijeni zveokisijeni, izvo zvinobatsira kune oxidation ye tuluene yeToluene. Zhang lanhe uye vamwe vakagadzirira kurwaraCEO2/ Al2o3 CATALYSTS. DIVEL Simbi oxides inopa nzvimbo yekuita yekuita basa pakati peiyo organic comalound uye o3, zvichikonzera mukurumbira weCatalytic basa reCEO2/ Al2o3 uye kuwedzera kwezvinhu zvinoshanda pane iyo catalyst nzvimbo
Naizvozvo, zvakawanda zvidzidzo zvakaratidza izvozvocerium oxideComposite CatalySts haigoni kungowedzera kusvibiswa kweanodzokorora micro Ivo vane tarisiro yakakura yekushandisa muOzone mvura kurapwa.
3, CATALITALTIT YEMAHARA YEMADZIMA YEMAHARA YEMAHARA
CEO2, seyakajairika nyika yepasi, yave ichidzidziswa multiphahale catalek inokonzerwa nekuchengeterwa kwayo yekuchengetedza oksijeni.
Wang et al. Syntheshised a ce mn ce mn commosite oxide ine tsvimbo-yakavezwa morphology (CE / m molar ratio ye3: 7) ichishandisa hydrothermal nzira. Mn ions yakaitwa muCEO2Chimiro chekutsiva CE, nekudaro uchiwedzera kusunganidzwa kwejasi reokisijeni. AS CE4 + inotsiviwa ne mn ions, mamwe oksijeni mabasa anoumbwa, ndechipi chikonzero chechiitiko chacho chepamusoro. Du et al. Syntheshised MN CE CELIDE CATALALSS uchishandisa nzira itsva inosanganisa redox yakakunda uye nzira hydrothermal. Vakawana kuti chiyero cheManganese uyeceriumyakatamba basa rakakosha mukuumbwa kweanopa uye zvakanyanya zvakakanganisa mashandiro aro uye basa repalytic.CeriumkuManganesecerium oxideAnotamba basa rakakosha mune adsorption yeToluene, uye Manganinese akaratidzwa kuti arambe akakosha basa mune oxidation yeToluene. Kubatana pakati peManganese uye cerium kunovandudza maitiro eCatalytic maitiro.
4.photocatalyst
Zuva et al. Yakabudirira kugadzirira ce pr fe-@ c uchishandisa colcipitation nzira. Iyo chaiyo mechanism ndeyekuti iyo yekugadzira mari yePr, fe, uye c basa rakakosha mu Photocataly basa. Kuunza huwandu hwakakodzera hwePR, fe, uye c mukatiCEO2Unogona kuvandudza zvakanyanya photocataly kushanda kweiyo sampuli yekuwana, nekuti ine mutserendende uri nani wekusvibisa, zvinoshanda zvinoshamisa zvechiedza chinoonekwa, huwandu hwepamusoro hwekugadzira kabhoni, uye zvimwe zveokisijeni. Iyo yakawedzerwa Photocatalytic chiitiko cheCEO2-Go nanocomposites yakagadzirirwa neGanesan et al. inofungidzirwa kuti inovandudza nzvimbo yemukati, inowedzera simba, yakatetepa bandgap, uye pamusoro pemafireni mhedzisiro. Liu et al. akawana iyo CE / COOwo4 composite catalyst ndeyechinyakare photocatalyst ine mukana wekushandisa. Petrovic et al. kugadziriraCEO2CATALYSTS ichishandisa nguva dzose zviripo Electrodepositionition Ose maviri eplasma akagadziridzwa uye asina kujairika zvinhu zvinoratidzira zvakanaka catalytic kugona mune maviri maplasma uye Photocatalytic yekushambadzira maitiro.
Mhedziso
Ichi chinyorwa chinoongorora maitiro emhando dzeSynthesis dzecerium oxidepane chimiti yemorphology, chikamu cheMorphology pane zvivakwa zvemukati uye zviitiko zvechiratidziro, pamwe neiyo synergistic mhedzisiro uye kushanda pakaticerium oxideuye dopants uye vatakuri. Kunyangwe cerius oxide yakavakirwa mari yakadzidzwa uye yaishandiswa mumunda wezvekuita, uye akafambira mberi zvakanyanya mukugadzirisa matambudziko emamiriro ekunze sekurapwa kwemvura, kuchine matambudziko mazhinji anoshanda, akadai saanoshamisacerium oxideMorphology uye kurodha michina ye casium inotsigirwa catalysts. Kuwedzera kutsvagira kunodiwa pane nzira yeSynthesis yekuchera, kuishandira iyo synergistic maitiro pakati pezvikamu, uye kudzidza mucherechedzo wechikadzi wemitoro akasiyana.
Magazini munyori
Shandong Ceramics 2023 Mukati 2: 64-73
Vanyori: Zhou bin, wang peng, meng fanpeng, etc
Kutumira Nguva: Nov-29-2023