Ngā Ingota LiTaO₃ 50mm – 150mm Te whānui Te whakatakotoranga tapahi-X/Y/Z ±0.5° Te manawanui

Whakaahuatanga Poto:

Ko ngā poro LiTaO₃ (Lithium Tantalate) he rauemi piezoelectric me ferroelectric mahi-teitei e mōhiotia ana mō ō rātou āhuatanga piezoelectric tino pai, te pumau wera, me ngā āhuatanga whatu, e mea nui ai mō ngā tātari ngaru oro mata (SAW), ngā resonators ngaru oro papatipu (BAW), ngā pūoko infrared, me ngā modulators whatu. He tohunga a XKH ki te R&D me te hanga i ngā poro LiTaO₃ kounga teitei, ma te whakamahi i te tipu tioata Czochralski (CZ) me ngā hangarau arotau stoichiometric hei whakarite i te ōritetanga tioata pai me te kiato hapa <500 cm⁻².

Ka tukuna e XKH ngā poro LiTaO₃ he 50-150mm te whānui me ngā whakatakotoranga tioata maha (X-cut, Y-cut, Z-cut), e tautoko ana i te tāpiringa ritenga (Mg, Zn) me ngā maimoatanga poling hei whakatutuki i ngā whakaritenga tono rerekē. Ko te tauwehenga piezoelectric o te rauemi (d₃₃~8 pC/N), te tauwehenga hononga hikohiko (K²~0.5%), me te pāmahana Curie (~600°C) ka whakatū i te LiTaO₃ hei whiringa pai mō ngā tātari auau-tiketike me ngā pūoko pāmahana-tiketike.

Ko te mahi hanga whakauru e kapi ana i te purenga o ngā rauemi mata, te tipu tioata, me te tukatuka tika, e mahi ana mō ngā whakawhitiwhiti kōrero 5G, ngā hikohiko kaihoko, ngā pūnaha parepare, me ngā taputapu photonic. Ka whakaratohia e mātou he kōrero hangarau whānui, he whakamātautau tauira, me te whakaritenga iti-papa hei tuku i ngā otinga LiTaO₃ kua arotauhia.

Tukua mai he īmēra ki a mātou

Ngā Āhuatanga

Ngā tawhā hangarau

Whakatakotoranga	Tikanga	Teitei o te Tika
Ngā Rauemi	Ngā papa LiTaO3(LT)/ LiNbO3	Ngā papa LiTaO3(LT)/LiNbO3
Te Whakatakotoranga	X-112°Y,36°Y,42°Y±0.5°	X-112°Y,36°Y,42°Y±0.5°
Whakarara	30 inihi	10 inihi
Poutū-te-rangi	10′	5'
Kounga o te mata	40/20	20/10
Te Whakapōturitanga o te Mata Ngaru	λ/4@632nm	λ/8@632nm
Papatahi o te Mata	λ/4@632nm	λ/8@632nm
Pūwero Mārama	>90%	>90%
Chamfer	<0.2×45°	<0.2×45°
Te Manawanui Matotoru/Diameter	±0.1 mm	±0.1 mm
Ngā rahinga mōrahi	diameter150×50mm	diameter150×50mm

Ingota LiTaO₃ - Ngā Āhuatanga Matua

1. Te Mahi Piezoelectric me te Oro Pai Rawa

Tauwehenga piezoelectric teitei (d₃₃~8 pC/N): He pai ake te mahi i te LiNbO₃ (~6 pC/N), ka taea ai ngā tātari SAW/BAW auau-teitei me te ngaronga whakaurunga tino iti (<1.2 dB) mō ngā pito mua RF 5G.

Hononga hiko kaha (K²~0.5%): Whakarei ake i te whānui o te hononga me te whai huatanga mō ngā pūnaha whakawhitiwhiti kōrero Sub-6GHz me mmWave.

2. Te Pūmautanga Wera Tino Pai

Te pāmahana Curie teitei (600°C): Ka mau tonu te mahi piezoelectric pumau puta noa i te -50°C ki te 300°C, he mea tino pai mō ngā hikohiko motuka me ngā pūoko ahumahi.

Tauwehenga whānui wera iti (7.5×10⁻⁶/K): Ka whakaiti i te nekenekehanga wera i roto i ngā taputapu tino tika.

3. Te Pakari o te Whatu me te Matū

Te māramatanga whānui (400-5000 nm): >70% te tuku mō ngā matapihi IR me ngā whakarerekētanga hiko-whatu.

Ātete matū: Ātete ki ngā waikawa/kawakore, he pai mō ngā mahi rererangi me te tiaki i ngā taiao uaua.

4. Ngā Āheinga Whakaritenga

Te hangarau aronga: Ngā porowhita tapahi-X/Y/Z (ātete ±0.5°) mō ngā āhuatanga piezoelectric/whatu kua whakaritea.

Te arotau i te tāpiringa: Te tāpiringa Mg mō te ātete ki te kino whatu; Te tāpiringa Zn mō te whakarei ake i te urupare piezoelectric.

Ingota LiTaO₃ - Ngā Whakamahinga Matua

1. 5G me te Whakawhitiwhiti RF

Ngā tātari SAW/BAW: Whakahohe i te tukatuka tohu auau-teitei (2-10 GHz), he iti te ngaronga i roto i ngā waea atamai me ngā teihana turanga.

Ngā pūorooro FBAR: Ka tukuna he tauwehe-Q teitei (>1000) mō ngā oscillator RF.

2. Ngā Hangarau Tirohanga me te Pūwero

Ngā matapihi pūoko IR: Whakamahia te māramatanga whānui mō te whakaahua wera me te tirotiro hōia.

Ngā whakarerekētanga hiko-whatu: Ka whakahaere i te whakarerekētanga tohu whatu tere-tiketike i roto i ngā muka whatu.

3. Te Pūoko Aunoa me te Ahumahi

Ngā pūoko orooro: Mō te āwhina waka me te TPMS, e tu ana i ngā pāmahana o te wāhanga miihini.

Ngā pūoko pēhanga pāmahana-tiketike: He mahi pono i roto i te tūhuratanga hinu me ngā mana whakahaere ahumahi.

4. Te Tiaki me te Rererangi

Ngā tātari EW: Kua whakapakeketia e te irahiko mō ngā pūnaha radar/whakawhitiwhiti kōrero a te ope taua.

Ngā wāhanga rapu pere: Mā te pumau o te wera ka pono te noho i roto i ngā āhuatanga tino kino.

5. Ngā Hikohiko Kaihoko

Ngā kōwae o mua o te RF: Whakapai ake i te whiriwhiringa tohu i roto i ngā waea atamai.

Ngā pūoko kāinga atamai: Ngā whānuitanga oro-ā-oro me te mōhio ki ngā nekehanga.

Ngā Painga Matua o ngā Ingota LiTaO₃

1. Te Kounga me te Pūmautanga o te Karaihe Tino Pai
Ka hangaia ngā Ingota LiTaO₃ mā te whakamahi i te Ta₂O₅ tino parakore (≥99.999%) me te tikanga Czochralski (CZ) kua arotauhia, kia tutuki ai:

Tino iti te mātotoru o ngā hapa (ngā nekehanga <500 cm⁻², ngā whakaurunga ≤5/cm³)

Te rerekētanga ātete tuaka/whāiti <5% (kia rite ai te puranga-ki-te-puranga)

Te tika o te whakatakotoranga tapahi-X/Y/Z ±0.5° (e tutuki ana i ngā whakaritenga taurite ā-wāhanga o te taputapu SAW)

2. Te Mahi Piezoelectric me te Wera Pai Rawa

Te tauwehenga piezoelectric teitei (d₃₃~8 pC/N), 30% teitei ake i te LiNbO₃, he mea tino pai mō te hoahoa tātari BAW auau-teitei

Te pāmahana Curie 600°C (te whānuitanga whakahaere -50~300°C), kia mau tonu i roto i ngā taiao tino kino:

Tau auau pāmahana (TCF) <|-15ppm/°C|

Te rerekētanga o te tauwehenga hononga hikohiko (K²) <0.5%

3. Ngāwari Whakaritenga me te Whakaurunga

Te tāpiritanga whakarerekētanga (MgO 0-8mol%):

Ka whakanuia e te tāpiringa 5mol% MgO te paepae kino taiaho mā te 10x

Ka arotau te tāpiritanga Zn i te ngaronga hiko o te ngaruiti (tanδ<0.001 @10GHz)

Whakaurunga rerekē: Tautoko ana i te whakarite kiriata angiangi LNOI (LiTaO₃-i runga i te Insulator) me te hononga ki ngā maramara photonic Si/SiN

4. Te Whakapūmautanga Tuku Tauine

Hangarau whakaputa papatipu 6-inihi (150mm): he whakaiti utu 40% ki te whakataurite ki te 4-inihi

Tukunga tere: Kei te wātea ngā whakaritenga paerewa mai i te taonga (3-wiki te roa o te wā ārahi), e tautoko ana i te whakaritenga iti-papa mai i te 5kg (huringa 4-wiki)

Ingota LiTaO₃ - Ratonga XKH

1. Te Whai Hua o te Utu: Ka whakaitihia e ngā poro 8-inihi te para rauemi mā te 30% ki te whakaritea ki ngā poro 4-inihi, ka whakaitihia ngā utu mō ia waeine mā te 18%.

2. Ngā Inenga Mahi:

Whānuitanga Tātari SAW: >1.28 GHz (ki te 0.8 GHz mō LiTaO3), he mea nui mō ngā roopu 5G mmWave.

Te Huringa Wera: Ka ora i ngā huringa -200–500°C me te <0.05% te piko, kua whakamanahia i roto i ngā whakamātautau LiDAR motuka.

1. Te Oranga Tonu: Ka whakaitihia e ngā tikanga tukatuka hangarua te whakamahinga wai mā te 40% me te whakamahinga pūngao mā te 25%.

Whakamutunga

Kei te akiaki tonu ngā poro LiTaO₃ i te auahatanga i roto i ngā whakawhitiwhiti kōrero 5G, ngā pūnaha photonics, me ngā pūnaha parepare mā roto i ō rātou āhuatanga piezoelectric ahurei me te pakari ki te taiao. Mā tō mātou tohungatanga rauemi, te whakaputa tauine, me te tautoko hangarau tono ka waiho mātou hei hoa pai mō ngā pūnaha hiko matatau.