LT Lithium Tantalate (LiTaO3) Crystal 2inch/3inch/4inch/6inch Orientaiton Y-42°/36°/108° ọkpụrụkpụ 250-500um

LT Lithium Tantalate (LiTaO3) Crystal 2inch/3inch/4inch/6寸inch Orientaiton Y-42°/36°/108° ọkpụrụkpụ 250-500um Foto egosipụtara

Nkọwa dị mkpirikpi:

LiTaO₃ wafers na-anọchite anya sistemu piezoelectric na ferroelectric dị oke egwu, na-egosipụta ọnụọgụ piezoelectric pụrụ iche, nkwụsi ike ọkụ, na akụrụngwa anya, na-eme ka ha bụrụ ihe dị mkpa maka ihe nzacha ihu igwe dị elu (SAW), ndị na-emegharị ụda ụda olu (BAW), ndị modulators anya, na ihe nchọpụta infrared. XKH ọkachamara na elu-edu LiTaO₃ wafer R&D na mmepụta, tinye n'ọrụ elu Czochralski (CZ) kristal ibu na mmiri mmiri na-adọ epitaxy (LPE) Filiks iji hụ na elu crystalline homogeneity na ntụpọ njupụta <100/cm².

XKH na-enye 3-inch, 4-inch, na 6-inch LiTaO₃ wafers nwere ọtụtụ nghazi crystallographic (X-cut, Y-cut, Z-cut), na-akwado doping ahaziri (Mg, Zn) na ọgwụgwọ poling iji mezuo ihe achọrọ ngwa ngwa. Ihe dielectric mgbe niile (ε ~ 40-50), piezoelectric ọnụọgụ (d₃₃ ~ 8-10 pC/N), na Curie okpomọkụ (~ 600°C) guzobe LiTaO₃ dị ka ọkacha mmasị mkpụrụ maka elu-ugboro nzacha na nkenke sensọ.

Nrụpụta anyị agbakwunyere kwụ ọtọ na-ekpuchi uto kristal, wafering, polishing, na ntinye ihe nkiri dị mkpa, yana ikike nrụpụta kwa ọnwa karịa 3,000 wafer iji jeere ozi nkwukọrịta 5G, ngwa elektrọnik ndị ahịa, fotonics na ụlọ ọrụ nchekwa. Anyị na-enye ndụmọdụ teknụzụ zuru oke, njirimara nlele, yana ọrụ prototyping dị ala iji wepụta azịza LiTaO₃ kachasị mma.

Zitere anyị email

Atụmatụ

Usoro nka

Aha	Ngwa anya-ọkwa LiTaO3	Ụda okpokoro larịị LiTaO3
Axial	Z ịkpụ +/- 0.2 Celsius	36 ° Y ịkpụ / 42 ° Y ịkpụ / X ịkpụ(+/- 0.2 Celsius)
Dayameta	76.2mm + / - 0.3mm/100± 0.2mm	76.2mm + /-0.3mm100mm +/-0.3mm 0r 150±0.5mm
Ụgbọ elu Datum	22mm +/-2mm	22mm +/-2mm32mm +/-2mm
Ọkpụrụkpụ	500um +/-5mm1000um +/-5mm	500um +/-20mm350um +/-20mm
TTV	≤ 10um	≤ 10um
Curie okpomọkụ	605 Celsius C +/- 0.7 Celsius (Ụzọ DTA)	605 Celsius C + / -3 Celsius (Usoro DTA
Ogo elu	Nchacha akụkụ abụọ	Nchacha akụkụ abụọ
Akụkụ chamfered	ihu okirikiri	ihu okirikiri

Njirimara isi

1.Crystal Structure na Electric Performance

· Crystallographic Stability: 100% 4H-SiC polytype dominance, zero multicrystalline inclusions (eg, 6H/15R), na XRD mkpatụ curve zuru-obosara na ọkara-kacha (FWHM) ≤32.7 arcsec.
· Mbugharị ụgbọ elu dị elu: Mbugharị eletrọn nke 5,400 cm²/V·s (4H-SiC) na oghere oghere nke 380 cm²/V·s, na-eme ka eserese ngwaọrụ dị elu.
Ike ike radieshon: Na-eguzogide 1 MeV neutron irradiation nwere oke mmebi nke 1 × 10¹⁵ n/cm², dị mma maka ikuku ikuku na ngwa nuklia.

2.Thermal na Mechanical Properties

· Omume okpomọkụ pụrụ iche: 4.9 W / cm · K (4H-SiC), okpukpu atọ nke silicon, na-akwado ọrụ n'elu 200 ° C.
Obere Mgbasa Mgbasa Ọkụ dị ala: CTE nke 4.0 × 10⁻⁶/K (25-1000°C), na-eme ka ndakọrịta na nkwakọ ngwaahịa silicon na ibelata nrụgide okpomọkụ.

3.Defect Control and Processing Precision
nke
Njupụta Micropipe: <0.3 cm⁻² (wafers 8-inch), njupụta njupụta <1,000 cm⁻² (kwetara site na KOH etching).
Ọdịmma dị elu: CMP na-egbu maramara ka ọ bụrụ Ra <0.2 nm, na-ezute EUV lithography-grade flatness chọrọ.

Ngwa igodo

ngalaba	Ihe ngosi ngwa	Uru nka
Communications Optical	100G/400G lasers, silicon photonics ngwakọ modul	Mkpụrụ mkpụrụ InP na-eme ka bandgap kpọmkwem (1.34 eV) na heteroepitax nke dabeere na Si, na-ebelata mfu njikọ anya.
Ụgbọ ala ume ọhụrụ	800V elu voltaji inverters, n'elu chaja (OBC)	Ihe ntinye 4H-SiC na-eguzogide> 1,200 V, na-ebelata mfu conduction site na 50% yana olu sistemụ site na 40%.
Mmekọrịta 5G	Ngwaọrụ RF Millimeter-wave (PA/LNA), ihe mgba ọkụ ọdụ ọdụ	Mgbochi SiC na-ekpuchi ọkara (resistivity> 10⁵ Ω·cm) na-eme ka mbanye na-agafe agafe ugboro dị elu (60 GHz+).
Akụrụngwa ụlọ ọrụ	Ihe mmetụta okpomọkụ dị elu, ihe ngbanwe dị ugbu a, ihe nleba anya ngwa ngwa nuklia	Mkpụrụ mkpụrụ inSb (0.17 eV bandgap) na-enye ikike ndọta ruo 300% @ 10 T.

LiTaO₃ Wafers - Njirimara isi

1. Arụmọrụ Piezoelectric dị elu

Ọnụọgụ piezoelectric dị elu (d₃₃ ~ 8-10 pC/N, K² ~ 0.5%) na-eme ka ngwaọrụ SAW/BAW dị elu na ntinye ntinye <1.5dB maka nzacha 5G RF

Njikọ elektrọnik dị mma na-akwado atụmatụ nzacha obosara (≥5%) maka ngwa sub-6GHz na mmWave

2. Ngwa anya

Nkọwapụta mgbasa ozi mgbasa ozi (> 70% sitere na 400-5000nm) maka ndị na-ahụ maka elektrọn optic na-enweta> bandwidth 40GHz

Ihe nleba anya anya siri ike (χ⁽²⁾ ~ 30pm/V) na-eme ka ọgbọ nke abụọ na-arụkọ ọrụ ọnụ (SHG) rụọ ọrụ nke ọma na sistemụ laser.

3. Environmental kwụsie ike

Okpomọkụ Curie dị elu (600°C) na-edobe nzaghachi piezoelectric na mpaghara ụgbọ ala (-40°C ruo 150°C)

· Inertness kemịkalụ megide acid / alkalies (pH1-13) na-eme ka ntụkwasị obi na ngwa ihe mmetụta mmepụta ihe.

4. Ikike nhazi

· Nhazi nhazi: X-cut (51°), Y-cut (0°), Z-cut (36°) maka nzaghachi piezoelectric ahaziri

Nhọrọ doping: Mg-doped (nkwụsị mmebi anya), Zn-doped (emelitere d₃₃)

Nwecha elu: Epitaxial dị njikere polishing (Ra<0.5nm), ITO/Au metallization

LiTaO₃ Wafers - Ngwa mbụ

1. RF N'ihu-Ọgwụgwụ Modul

· 5G NR SAW nzacha (Band n77/n79) na okpomọkụ ọnụọgụ nke ugboro (TCF) <|-15ppm/°C|

BAW resonators Ultra wideband maka WiFi 6E/7 (5.925-7.125GHz)

2. Photonics jikọtara ọnụ

Ndị modulators Mach-Zehnder dị elu (> 100Gbps) maka nkwukọrịta ngwa anya dị n'otu.

Ihe nchọpụta infrared QWIP nwere ogologo wavelengths nke nwere ike ịgbanwe site na 3-14μm

3. Igwe ọkụ eletrik

· Ultrasonic-adọba ụgbọala sensọ na> 200kHz arụmọrụ ugboro

Ndị ntụgharị piezoelectric TPMS na-adị ndụ -40°C ruo 125°C ịgba ígwè ọkụ.

4. Usoro nchekwa

Ihe nzacha ndị nnata EW nwere> 60dB jụrụ na-apụ apụ

Window IR onye na-achọ ogbunigwe na-ebufe 3-5μm MWIR radieshon

5. Teknụzụ na-apụta

Ndị ntụgharị ngbanwe nke optomechanical maka ngwa ngwa-na-optical ntụgharị

Ngwa PMUT maka onyonyo ultrasound ahụike (> mkpebi 20MHz)

LiTaO₃ Wafers - Ọrụ XKH

1. Njikwa Chain Supply

· Nhazi Boule-to-wafer nwere oge ụzọ izu anọ maka nkọwa ọkọlọtọ

· Mmepụta kachasị ọnụ ahịa na-ebuga uru ọnụahịa 10-15% megide ndị asọmpi

2. Ngwọta omenala

· Wafering akọwapụtara nke ọma: 36°±0.5° Y-ebipụ maka ịrụ ọrụ SAW kacha mma.

Ihe mejupụtara: MgO (5mol%) doping maka ngwa anya

Ọrụ nrụpụta igwe: Cr/Au (100/1000Å) ụkpụrụ electrode

3. Nkwado nka na ụzụ

· Ngosipụta ihe: XRD na-ama jijiji akụkụ (FWHM <0.01°), nyocha elu AFM

Simulation ngwaọrụ: Mwepụta FEM maka njikarịcha nzacha SAW

Mmechi

LiTaO₃ wafers na-aga n'ihu na-eme ka ọganihu teknụzụ dị n'ofe nkwukọrịta RF, fotonic agbakwunyere, na ihe mmetụta gburugburu gburugburu. Ọkachamara ihe XKH, nrụpụta nkenke, na nkwado injinịa ngwa na-enyere ndị ahịa aka imeri ihe ịma aka imewe na sistemụ elektrọnik ọgbọ na-abịa.