Tantalum (V) oxide (Ta2O5 kana tantalum pentoxide) kuchena 99.99% Cas 1314-61-0
| Tantalum Pentoxide | |
| Mazwi akafanana: | Tantalum(V) oxide, Ditantalum pentoxide |
| Nhamba yeCAS | 1314-61-0 |
| Fomura yemakemikari | Ta2O5 |
| Molar mass | 441.893 g/mol |
| Chitarisiko | upfu huchena, husina hwema |
| Kuwanda kwevanhu | β-Ta2O5 = 8.18 g/cm3, α-Ta2O5 = 8.37 g/cm3 |
| Nzvimbo yekunyunguduka | 1,872 °C (3,402 °F; 2,145 K) |
| Kunyungudika mumvura | hazvina basa |
| Kunyunguduka | isinganyungudike muzvinhu zvinonyungudutsa zvipenyu uye akawanda mamineral acids, inopindura neHF |
| Mukana webhendi | 3.8–5.3 eV |
| Kugona kwemagnetic (χ) | −32.0×10−6 cm3/mol |
| Chiratidzo cheRefractive (nD) | 2.275 |
Kuchena Kwakanyanya Tantalum Pentoxide ChemicalSpecification
| Chiratidzo | Ta2O5(%min) | Mat yekune dzimwe nyika. ≤ppm | LOI | Saizi | ||||||||||||||||
| Nb | Fe | Si | Ti | Ni | Cr | Al | Mn | Cu | W | Mo | Pb | Sn | Al+Ka+Li | K | Na | F | ||||
| UMTO4N | 99.99 | 30 | 5 | 10 | 3 | 3 | 3 | 5 | 3 | 3 | 5 | 5 | 3 | 3 | - | 2 | 2 | 50 | 0.20% | 0.5-2µm |
| UMTO3N | 99.9 | 3 | 4 | 4 | 1 | 4 | 1 | 2 | 10 | 4 | 3 | 3 | 2 | 2 | 5 | - | - | 50 | 0.20% | 0.5-2µm |
Kurongedza: Mumadhiramu esimbi ane mapurasitiki maviri akavharwa mukati.
Chii chinoshandiswa neTantalum Oxides neTantalum Pentoxides?
Nzvimbo huru dzekushandisa
1. Zvinhu zvemagetsi zvinoshanda
1. Chikamu chefirita cheAcoustic Wave (SAW) cheSurface Acoustic Wave:
- Chinhu chikuru chekugadzira makristaro e-lithium tantalate (LiTaO₃), ayo anoshandiswa kugadzira mafirita eredhiyo ezvishandiso zvekutaurirana zvefoni.
- Mashandisirwo eterminal: mafoni/mapiritsi (rutsigiro rwebhendi ye5G), mamodule eGPS, mita dzakangwara dzeIoT
- Kubatsira kwekushanda: kugadzikana kwefrequency ± 0.5ppm (-40℃ kusvika +85℃)
2. Zvinotangira Semiconductor:
- Tantalum carbide (TaC) zvinhu zvakagadzirwa: zve superhard tool coating (microhardness ≥ 2200 HV)
- Chinangwa chekuputira: DRAM capacitor dielectric layer deposition (dielectric constant εr = 25-30)
2. Tekinoroji yekuona
1. Sisitimu yemaziso yepamusoro-soro:
- Refractive index enhancer: Wedzera refractive index yegirazi re optical kusvika nd=1.75-2.20 (400-700nm)
- Kuvhara kushoma kwekunyudzwa: Kugadzirira firimu rinodzivirira kupenya (kubviswa kwemafuta k<0.001@550nm)
2. Mashandisirwo akakosha efaibha:
- Fiber Bragg Grating dopants: Wedzera kunzwa kwekupisa kusvika 15pm/°C
- Zvikamu zve optical zve infrared: Kutapurirana kwemagetsi mu 3-5μm mid-infrared band > 92%
3. Kugadzirisa uye Kugadzirisa Maindasitiri
1. Kugadziriswa kweMakemikari:
- Olefin epoxidation catalyst: chiyero chekushandura > 95% (fixed bed reactor)
- Photocatalyst yekugadzira hydrogen kubva mumvura (yakasanganiswa neCdS)
2. Kugadziriswa kwezvinhu:
- Zvinowedzerwa zve alloy zvinoramba ngura: Wedzera kusimba kwe oxidation ye alloys dzakavakirwa pa nickel pa 1100°C
- Danho rekusimbisa ceramic: Kusimba kwekutyoka kwemacomposites akavakirwa paalumina kwakawedzera ne40%
| pfuma | Rudzi rweparameter | Miedzo yekuedza |
| Giredhi rekuchena | Giredhi remagetsi: 99.95% -99.999% | ICP-MS GB/T 26008 |
| Chimiro chekristaro | Chikamu cheOrthorhombic/chikamu chisina chimiro (sarudzo) | XRD ISO 20203 |
| Kugoverwa kwehukuru hwezvikamu | D50: 0.5-10μm (nanoscale inogona kugadziriswa) | SEM ISO 13322-1 |
| Zvimiro zveDielectric | Simba remunda wekuputsika>600kV/cm | IEC 60270 |
| Kugadzikana kwekupisa | Nzvimbo yekunyunguduka: 1872℃±10℃ | DSC ISO 1135 7 |
Kuchengetedzeka uye Kutevedzera Mutemo
Kurongwa Kwekutakura: HAZVINA NGOZI (Nhamba yeUN haishande)
Zvinodiwa pakuchengetedza: nzvimbo yakaoma patembiricha yemukamuri, dzivisa kusangana neasidhi yakasimba
Chitupa chezvakatipoteredza:
- Inotevedzera RoHS 3.0 Directive (2015/863/EU)
- Zvinhu zvisina kunyorwa pasi peREACH SVHC
- Kutevedzera Mutemo weConflict Minerals (CMRT 6.0)
Kudzora Hunhu
1. Maitiro eGiredhi:
- Giredhi reOptical: ISO 10110-7 giredhi reA
- Giredhi remagetsi: Kudzora kusvibiswa kwesimbi kweSEMI C8.1
2. Vimbiso yekuedza:
- Ipa mushumo wekuongorora we XRF wechikamu chimwe nechimwe
- Kuonekwa kwenzvimbo yeBET (inogadziriswa 0.5-10m²/g)
- Kuongororwa kweRadionuclide (U/Th < 1 ppb)
---
Nyaya dzekushandisa dzakajairika
- Mugadziri wemafirita e5G base station anoshandisa Ta₂O₅ yemagetsi, zvichideredza kurasikirwa kwekuisa kune 1.2dB (3.5GHz band)
- High-end camera lens manufacturers use optical-grade products to achieve a refractive index of nd=2.15@587.6nm
Zvinhu zvekucherechedza
• Kubata upfu hweNano kunofanirwa kutevedzera mitemo yekudzivirira kufema yeISO 13137
• Zvigadziko zveCorundum zvinokurudzirwa kushandiswa pakupisa kwakanyanya
• Machira ekuona anofanirwa kudzora mwero wekuisa zvinhu pasi pe0.5nm/s
---
Tsananguro iyi yakavakirwa pahunhu hwese hwetantalum pentoxide. Maparamita chaiwo anoenderana neCOA (mushumo wekuongorora mhando).
Mhinduro dzehunyanzvi dzakagadzirwa dzinogona kupihwa kune mafomu akakosha (nanopowders/sputtering targets/single crystal substrates).
