Maaddaama dareemayaasha gaaska ee ugu adag, nano birta ee birta okside semicomuction gaaska si weyn loogu isticmaalo wax soo saarka warshadaha, la socodka deegaanka, daryeelka caafimaadka iyo qarashka kale ee wax soo saarka iyo cabirrada muuqaalka yar iyo cabirka calaamadaha fudud. Waqtigan xaadirka ah, cilmi baaris ku saabsan hagaajinta guryaha gaaska gaaska ee birta nano ee macnaha dareenka ah ee ku saabsan waxyaabaha ugu fiican ee oxides birta ee nanoscale, sida wax ka badalida iyo wax ka badalida.

Nano metal oxide semiconductor sensing materials are mainly SnO2, ZnO, Fe2O3,VO2, In2O3, WO3, TiO2, etc. The sensor components are still the most widely used resistive gas sensors, non-resistive gases sensors are also being developed more quickly.

Waqtigan xaadirka ah, jihada ugu weyn ee cilmi baarista ayaa ah in lagu diyaariyo nanomaterial-ga qaabeysan oo leh dhul ballaaran oo gaar ah, sida nanorod-ka, iwm. Hoos udhaca aasaasiga ah ee xudunta ee birta, ama dhismaha nidaamka nanocomposite, ama qaybaha soosaara, waxayna sidoo kale noqon karaan kaabayaal xamuul ah oo ku saabsan sameynta gaaska.

1. Qalabka dareenka gaaska ee loo adeegsaday nano Tin oxide (Sno2)

Tin oxide (sno2)) Waa nooc ka mid ah qalabka xasaasiga ah ee xasaasiga ah ee xasaasiga ah. Waxay leedahay xasaasiyad wanaagsan ee gaasaska sida ethanol, H2s iyo CO. Xanaaqadiisa gaaska waxay kuxirantahay cabirka walxaha iyo aagga sare ee gaarka loo leeyahay. Xakamaynta cabirka Snoo2 Nannowder waa furaha hagaajinta dareenka gaaska.

Iyada oo ku saleysan mosoporous iyo mucroporous Nano Towdo-ka oxide, cilmi-baarayaashu waxay diyaariyeen dareemayaal qaro-qaro leh oo leh nashaad sareeya oo ka sareysa CLAIDACE, oo macnaheedu yahay nashaadyada dareenka gaaska. Intaas waxaa sii dheer, qaab-dhismeedka nanooprous wuxuu noqday meel kulul oo ku saabsan qaabeynta agabyada gaaska gaaska sababtoo ah SSA weyn ee SSA-da weyn, oo ah kala-wareejinta gaaska ee hodanka ah iyo kanaalada wareejinta ee hodanka ah.

2. Qalabka dareenka gaaska loo adeegsaday nano bir organide (Fe2O3)

Iron oxide (Fe2O3)Waxay leedahay laba foom oo ciid ah: alfa iyo Gamma, oo labaduba loo isticmaali karo agab gaas gaas ah, laakiin gaaska gaaska ee ay leeyihiin kala duwanaansho weyn. α-Fe2O3 waxaa iska leh qaab dhismeedka Corundum, oo dhismahooda jir ahaaneed ay xasilloon yihiin. Habka gaaska gaaska waa dusha sare ee la xakameeyo, oo xasaasiyaddeeda ayaa hooseysa. γ-FE2O3 waxaa iska leh qaab dhismeedka laf-dhabarta oo la gadan karo. Qaabka ay gaaska gaaska u xakameyso ayaa inta badan xakameynaya jirka.

Daraasadda hadda jirta ayaa diiradda saareysa in la xajiyo shuruudaha isku-darka si loo xakameeyo mocphology nanopartologs ee 'Fe2O3 nanooms', oo ah nanorods, mesodo3 nanostuct, mesopores α-pe2o3 nanomaterials, iwm.

3. Qalabka dareenka gaaska ee loo adeegsaday nano zinc (zno)
Zcc oxide (zno)waa shey xasaasi ah oo xasaasi ah oo xasaasi ah. Dareemka gaaska ee fadhigiisu yahay Zno-fadhiga wuxuu leeyahay heerkul heer sare ah iyo xulasho xumo, taasoo ka dhigeysa mid aad u yar oo si weyn loo isticmaalo 'SNO2 iyo Fe2O3 nanopowders'. Sidaa darteed, diyaarinta qaab dhismeedka cusub ee zson nanomaterial-yada, wax ka badalida Nano-zno-zno si loo yareeyo heerkulka qalliinka iyo hagaajinta xulashada ayaa ah diiradda lagu saarayo cilmi-baarista qalabka gaaska nano zno.

Waqtigan xaadirka ah, horumarinta shey keli keli ah oo xaraashka ah ee Nano-zno-zno waa mid ka mid ah tilmaamaha safka hore, sida zno zno zno oo keliya dareemayaasha gaaska ee Crystal Nnorod.

4. Qalabka dareenka gaaska loo isticmaalo nano ninium oxide (In2O3)
Indium oxide (In2O3)waa shey dareemayo gaaska n-nooca ah ee semiconductor. Marka la barbar dhigo SNO2, Zno, Fe2O3, iwm. Nanoous nanooterials oo ay wakiil ka tahay Nano3O3 waa mid ka mid ah meelaha ugu dambeeyay ee cilmi-baarista. Cilmi baadhayaashu waxay isku dayaan in ay ka kooban yihiin messorous-ka ah2o3 ashyaa iyada oo loo adeegsanayo tafatirka shaashadda silica ee Messoporous-ka. Qalabka la helay waxay leeyihiin xasillooni wanaagsan inta u dhexeysa 450-650 ° C, sidaa darteed waxay ku habboon yihiin dareemayaasha gaaska oo leh heerkul heer sare ah. Waxay u nugul yihiin metheane waxaana loo isticmaali karaa la socodka la xiriira ee loo yaqaan 'uruurinta la xiriira qaraxa.

5. Qalabka dareenka gaaska loo isticmaalo nano tungsten oxide (Wo3)
Wo3 nanoparticleswaa qayb bir ah oo kala-guur ah oo ah semiconductor semiconductor shey oo si ballaaran loo bartay oo loo codsaday hantida gaaska wanaagsan. Nano WO3 waxay leedahay qaab-dhismeedyo deggan sida Triclinic, Monoclinic iyo Orthorhombic. Cilmi baadhayaashu waxay u diyaariyeen Wo3 nanoparticles by habka Nano-ka-tuurista iyadoo la adeegsanayo Mestorous SIO2 sida shaati. Waxaa la ogaaday in Monoclinic Wo3 nanopartorles oo leh cabir celcelis ahaan 5 nm leh wax qabad gaas ah, oo laannada dareeraha ah ee ay ka heleen kaydinta elektrorictic ee Yo3 nanoparticles-ka

Qaybinta isku-dhafka ah ee wexagonle wejiga Wexse Wo3 nanoclusters waxaa ka mid ah habka isdhaafsiga ee ION. Natiijooyinka baaritaanka gaaska ayaa muujinaya in dareenka gaaska ee wanoklustered uu leeyahay heerkul aad u heer sare ah, xasaasiyad sare ee acetone iyo waqtiga soo kabashada ee Trimeylamine iyo soo kabashada jawaab celinta ee ugu habboon, oo muujinaya rajo wanaagsan oo arji wanaagsan oo ah maaddada.

6. Qalabka dareenka gaaska loo adeegsaday nano titanium dioxide (TIO2)
Titanium dioxide (TIO2)Qalabka dareenka gaaska ayaa leh faa'iidooyinka xasilloonida kuleylka ee wanaagsan iyo hanaanka diyaarinta fudud, oo si tartiib tartiib ah u noqda waxyaabo kale oo kulul oo loogu talagalay cilmi-baarayaashu. Waqtigan xaadirka ah, cilmi baarista ku saabsan dareeraha gaaska ee nano-tai2 wuxuu diiradda saarayaa nannotructure iyo shaqeynta waxyaabaha dareenka ah ee TIO2 iyadoo la adeegsanayo nanotechnology. Tusaale ahaan, cilmi baadhayaashu waxay ka dhigtay micro-Nano-qafiif ah oo kacsan TIO2 ee ay sameeyeen tikniyoolajiyadda eaxial-ka ee coaxisepinning. Adigoo isticmaalaya tikniyoolajiyadda firfircoon ee loo yaqaan 'the the the the the the the'. Marka2.

7. Nano oxide-ka ee loo yaqaan 'Nano oxide' ee sheyga dareenka gaaska
Guryaha gaaska ee gaaska ee hilibka ee loo yaqaan 'Nano Exides Bucies budada ah Qalabka dareenka ah waxaa lagu wanaajin karaa dhibicda, oo aan kaliya wax ka qaban karin wada-shaqeynta korantada ee maaddada, laakiin sidoo kale waxay wanaajisaa xasilloonida iyo xulashada. Doping ee walxaha birta qaaliga ah waa hab guud, iyo walxaha sida AU iyo AG waxaa badanaa loo isticmaalaa inay yihiin kuwa dagada gaaska ah ee budada gaaska ee nano zinc. Nano oxide Qalabka xasaasiga ah ee gaaska gaaska badanaa waxaa ka mid ah pd-ka sno2, pt-dopend fe -o3, oo lagu dadajiyo in la xakameeyo lakabka V2O5 si loo wanaajiyo lakabka V2O5 si loo wanaajiyo qaabka dusha sare ee visous ee filimka Wo3, taas oo ku wajahaya xasaasiyaddeeda NO2.

Waqtigan xaadirka ah, garaafyada garaafyada / nano-biraha ah waxay noqdeen hoteelo ka badan qalabka gaaska gaaska. Garaaf / Snoocmpos Ninocomposs Nanocompos-ka ayaa si weyn loogu adeegsaday sidii loo ogaaday in loo ogaado ammonia iyo waxyaabaha dareenka ah ee NAME2.