ITO Target Performance Parameters
1. Purity: ITO lub hom phiaj kev lag luam tus qauv hu rau purity ntawm 99.99% (4N) rau 99.999% (5N) qib. Thaum lub purity siab dua, nws yields txo tus naj npawb ntawm cov kab mob, uas txhais tau hais tias tsawg dua imperfections rau films tsim los ntawm lub hom phiaj.
2. Crystal Structure: Lub hom phiaj ntawm ITO feem ntau ua raws li cov qauv siv lead ua pob zeb nrog lub lattice parameter ntawm kwv yees li 10.118 Å. Qhov zoo ntawm cov qauv siv lead ua cuam tshuam rau qhov zoo ntawm cov yeeb yaj kiab tsim.
3. Thermal Conductivity: Lub hom phiaj ITO muaj cov thermal conductivity ntawm li 20 txog 30 W / (m·K). Cov thermal conductivity zoo dua yuav pab ua kom sai sai thiab ua kom cov cua sov, uas txo qhov poob ntawm cov khoom siv thaum lub sij hawm sputtering.
4. Hluav taws xob conductivity: ITO muaj hluav taws xob conductivity siab ntawm 10^3 - 10^4 S/cm, uas yog qhov zoo rau kev tsim cov yeeb yaj kiab pob tshab.
5. Magnetism: High-purity ITO lub hom phiaj muaj qhov tsis muaj zog hlau nplaum. Qhov no yog qhov zoo rau kev ruaj ntseg ntawm ITO cov hom phiaj thaum lub sij hawm sputtering. Lub hom phiaj ITO yog tsim kom muaj kev tswj qhov nruab nrab ntawm qhov loj ntawm 1-5μm. Qhov no ua kom zoo ib yam rau cov kauj ruam sputtering. Qhov ceev yog feem ntau ze rau 95% lossis siab dua ntawm qhov theoretical ntom. Qhov no yog ib qho tseem ceeb rau augment lub sputtering efficiency thiab tom qab ntawd qhov zoo ntawm zaj duab xis.
Txoj Kev Ua ITO Cov Hom Phiaj
1. Txoj kev ntawm Metallurgy hmoov
Kev sib xyaw: Ua ntej, nyob rau hauv cov ntaub ntawv ntawm indium oxide (In2O3), ib feem me me ntawm tin oxide (SnO2) yog sib xyaw, uas yog qhov thib ob. Xws li kev sib xyaw ntawm cov hmoov, nyob rau hauv cov ntaub ntawv ntawm ITO lub hom phiaj, ua rau nws cov yam ntxwv hluav taws xob.
Pob Milling: Lub pob zeb siv los ua cov txheej txheem sib xyaw kom nws zoo ib yam ntawm ob qho tib si sib xws thiab kev ua haujlwm. Kev coj mus rau hauv tus account txoj kev ua thiab lub sijhawm nyob rau hauv cov ntaub ntawv no yog ib qho tseem ceeb vim hais tias nws yog ib qho tseem ceeb rau cov hmoov zoo thiab loj.
Pressing: The processed powder is ball pressed to enhance the uniform density, which further aids in shape enhancement. Qhov ntom thiab uniformity ntawm lub compact ncaj qha cuam tshuam cov txiaj ntsig ntawm cov txheej txheem sintering.
Sintering: Lub cev compacting yog rhuab mus rau sintering kub, uas ua rau sintering teebmeem uas ua rau kev tsim kho ntawm "dense" blocks los ntawm bulk indium tin oxide (ITO).
2. Sol-Gel Technique
Sol Synthesis: Tsim nyog indium thiab tin ntsev raug xaiv los ua cov khoom siv raw thiab tshuaj lom neeg los tsim cov sol hauv cov kuab tshuaj. Tswj cov tshuaj tiv thaiv tej yam kev mob yuav ua tau ib tug heev uniform sol. Kev laus: Cov txheej txheem tsim muaj hnub nyoog los txhim kho nws txoj kev ruaj ntseg thiab tiv thaiv cov nag lossis daus tsis sib xws thaum kho cua sov tom ntej.
Permital Transformation Control: Ua kom pom tseeb ntxiv ntawm cov phiaj xwm muaj txiaj ntsig, ITO uas muaj cov hmoov nplej muaj feem cuam tshuam nrog kev hloov pauv thiab hloov pauv ntawm cov qauv sib xyaw rau hauv cov ntsiab lus tseem ceeb, ntau dua li qhov no.
Sintering: Cov hmoov yog npog los ntawm hydrocarbon thiab yog li ntawd, merged rau hauv ITO, thiab yog li cov khoom thiab cov yam ntxwv pab kom muaj sintering nyhuv.
3. Txias Txias thiab Sintering txheej txheem
Txias Txias: Los tsim ib qho thaiv ntawm ITO hmoov, nws yog nkag mus rau hauv pwm thiab compacted nyob rau hauv chav tsev kub ntawm mechanical pressing. Txoj kev no tsis koom nrog kev siv cua sov; Yog li ntawd, lub sij hawm txias nias.
Kev tshem tawm Binder: Nyob rau hauv rooj plaub uas lub binder tau koom ua ke thaum lub sij hawm txias txias, nws yuav tsum tau muab tshem tawm ua ntej sintering theem, feem ntau yog los ntawm txoj kev kho cua sov txheej txheem.
Sintering: ITO compacted txias nias yog loaded rau hauv sintering rauv thiab yog sintered ntawm siab kub. Txias nias ITO lub cev tso cai rau cov ntaub ntawv no siv sijhawm tsawg dua ntawm qhov kub siab, yog li, tig mus, txo cov qoob loo loj hlob thiab pab txhawb kev tswj hwm microstructural ntawm cov khoom.
4. Lub tshuab nqus tsev kub nias
Nqus Nqus: ITO hmoov yog kub -nias hauv lub tshuab nqus tsev. Lub tshuab nqus tsev ib puag ncig zoo tiv thaiv oxidation thiab txo cov kev taw qhia ntawm impurities.
Kev kho cua sov ib txhij: Tsis zoo li cov xovxwm molding ib txwm, lub tshuab nqus tsev kub nias ua ke nrog kev nias thiab kev kho cua sov rau hauv ib txheej txheem. Cov hmoov yog sintered ib txhij nyob rau hauv siab thiab kub, ua rau lub hom phiaj nrog ntau dua ntom ntom thiab ua tau zoo dua. Txias: Tom qab kub nias, lub hom phiaj ITO yuav tsum tau ua kom txias maj mam nyob rau hauv qhov kub thiab txias kom tsis txhob muaj cov kab nrib pleb lossis kev ntxhov siab hauv cov khoom vim qhov txias txias ntau dhau.
Hmoov metallurgy yog tsim rau loj- nplai ntau lawm thiab muaj cov nqi qis, tab sis tej zaum yuav muaj kev txwv ntawm kev tswj qhov me me thiab cov khoom sib xws. Txawm hais tias txoj kev sol-gel txoj kev koom nrog ntau cov kauj ruam nyuaj thiab kim dua, nws tsim cov khoom lag luam nrog cov khoom me me thiab ntau qhov sib txawv me me, ua rau nws tsim nyog rau cov ntawv thov uas xav tau cov yeeb yaj kiab zoo heev. Both cold pressing and vacuum hot pressing processes can achieve high density and a uniform microstructure when preparing ITO targets, which are crucial for film uniformity and performance.
Lub tshuab nqus tsev kub nias, tshwj xeeb, ua tiav kev tswj hwm microstructural zoo dua thaum tuav lub hom phiaj siab ceev vim nws txoj haujlwm ib txhij ntawm kev kub siab thiab kub.
Cov lus pom zoo rau daim ntawv thov rau ITO Cov Hom Phiaj
1. Touchscreens thiab Displays:
- Transparent conductive films (TCFs) yog siv rau cov ntxaij vab tshaus LCD, kov vaj huam sib luag, thiab OLED zaub. Nws yog qhov zoo tshaj plaws los siv zoo -particle ITO lub hom phiaj rau TCFs, ua tiav cov pob tshab zoo thiab cov khoom siv hluav taws xob.
- Zaj duab xis adhesion thiab uniformity tuaj yeem txhim kho los ntawm kev tswj lub substrate kub thiab sputtering zog.
2. Photovoltaic Modules:
- Nrog ITO lub hom phiaj, hnub ci nyias zaj duab xis, thiab lwm lub hnub ci nyias zaj duab xis muaj peev xwm ua tau zoo dua photoconversion efficiency.
- Cov ntaub ntawv Photovoltaic rhiab heev rau qhov kub thiab txias yuav tsum tau ua tiav siv -kub sputtering txoj kev.
3. Optoelectronic Devices: - Tam sim no diffusion lossis antireflection txheej hauv laser diodes thiab LEDs yog ua los ntawm ITO nyias zaj duab xis.
- Rau ITO lub hom phiaj nrog kev ua tau zoo dua li kev xa tawm, ua sputtering nrog cov yeeb yaj kiab siab kho qhov muag kom txo qis thaum lub sij hawm tso nyiaj.
4. Sensors: - Hauv kev tsim cov txheej txheej rhiab lossis electrodes ntawm cov pa sensors thiab biosensors, ITO nyias zaj duab xis pom cov ntawv thov.
- Rau qhov zoo tshaj plaws biosensor raug, nyias zaj duab xis electrodes yuav tsum tau ua los ntawm siab - cov ntaub ntawv purity, thiab cov txheej txheem rhiab yuav tsum tau kho rau ib puag ncig ib puag ncig.
5. Daim ntawv thov ntawm ITO Thin Films: Antistatic ITO Thin Films Ciam Teb Interface: - Ua tsaug rau cov conductivity ntawm ITO nyias zaj duab xis, lawv tuaj yeem siv los tiv thaiv kev cuam tshuam los tiv thaiv kev cuam tshuam thiab electromagnetic cuam tshuam hauv cov khoom siv hluav taws xob, nrog rau cov khoom siv nrog ITO.
- Kev saib xyuas yuav tsum tau ua kom sib npaug ntawm cov khoom siv hluav taws xob thiab qhov pom tseeb ntawm cov khoom, thiab cov khoom siv lub hom phiaj yuav tsum raug xaiv kom ua tau raws li qhov xav tau ntawm ib puag ncig.
Cov ntaub ntawv ITO sib txawv yuav tsum tau ua raws li qhov xwm txheej raws li lawv siv. Ntxiv mus, ITO nyias zaj duab xis zoo tuaj yeem txhim kho los ntawm kev saib xyuas lub hom phiaj xwm txheej, xws li qhov kub thiab txias, qhov tso nyiaj, thiab lub hom phiaj noj tus nqi thaum lub sij hawm sputtering.
Cia thiab saib xyuas ntawm ITO Target
1. Kev Tiv Thaiv Thaum Ntxov:
- ITO lub hom phiaj xav kom qhuav, huv si, thiab qhov kub thiab txias - ruaj khov cia kom tsis txhob muaj kev hloov pauv rau lawv lub cev thiab tshuaj muaj pes tsawg leeg los ntawm qhov kub thiab txias hloov pauv.
- Txhawm rau kom tsis txhob muaj kev sib kis, ITO lub hom phiaj tseem yuav tsum tsis txhob muaj cov kua qaub thiab cov pa phem. Yog li, cov ntim ntim ntim yuav tsim nyog rau kev khaws cia.
2. Kev tiv thaiv los ntawm cov kab mob thiab plua plav:
- Thaum lub sij hawm tag nrho lub sijhawm khaws cia thiab tuav, lub hom phiaj yuav tsum tsis txhob muaj plua plav thiab txhua hom kev sib kis kom tsis txhob cuam tshuam rau nws txoj kev ua haujlwm sputtering. Plua plav- cov ntaub dawb thiab cov yeeb yaj kiab tiv thaiv tshwj xeeb yuav tsim nyog los npog lub hom phiaj.
3. Kev ntsuas kub:
- Txawm hais tias ITO lub hom phiaj yog qhov ruaj khov heev, lawv txoj haujlwm yuav raug cuam tshuam los ntawm qhov kub thiab txias heev. Qhov ntsuas kub zoo tshaj plaws yog 15-25 degrees Celsius.
4. Moisture Control:
- Qhov txheeb ze av noo (RH) nyob rau hauv qhov chaw cia yuav tsum tau tswj nyob rau hauv 40% - 60% RH ntau. Cov av noo tuaj yeem tswj tau los ntawm kev siv cov desiccants nrog rau cov av noo tswj cov cuab yeej.
5. Kev tu thiab tu: - Ua ib qho kev ntsuam xyuas ntawm kev ncaj ncees mus tas li ntawm lub hom phiaj. Tsis txhob siv lub hom phiaj yog tias muaj cov kab nrib pleb lossis ib qho kev puas tsuaj . - Rau lub hom phiaj tu, siv siab - purity cawv los yog dej deionized. Tsis txhob siv cov kuab tshuaj organic, los yog muaj zog acidic los yog muaj zog alkaline tshuaj ntxuav.
6. Kev Npaj Ua Ntej Siv: - Ua ntej muab lub hom phiaj rau hauv cov khoom siv sputtering, xyuas kom meej tias nws huv si kom tsis txhob muaj kab mob los ntawm kev ntxuav hauv chav huv.
- Ua ntej sputtering, ua ib lub sij hawm ua ntej -sputtering kom ntseeg tau tias cov impurities me me uas tuaj yeem nyob ntawm lub hom phiaj raug tshem tawm.
7. Cov ntaub ntawv khaws cia: - Nws raug nquahu kom tuav lub hom phiaj siv thiab khaws cov ntaub ntawv khaws cia, nthuav dav txhua qhov kev siv thiab kev cia khoom, txhawm rau taug qab kev hloov pauv thiab hloov kho raws sijhawm.
Los ntawm kev ua raws li cov lus pom zoo khaws cia thiab kev saib xyuas, koj tuaj yeem txuas ntxiv lub neej ntawm koj lub hom phiaj ITO, ua kom muaj cov txheej txheem sputtering ruaj khov, thiab tsim cov yeeb yaj kiab zoo - zoo.