Ama-Ingots e-LiTaO₃ angu-50mm – 150mm Ububanzi be-X/Y/Z-Cut Orientation ±0.5° Ukubekezelelana

Ama-Ingots e-LiTaO₃ angu-50mm – 150mm Ububanzi be-X/Y/Z-Cut Orientation ±0.5° Ukubekezelela Isithombe Esifakiwe

Incazelo emfushane:

Ama-ingot e-LiTaO₃ (Lithium Tantalate) amelela izinto ze-piezoelectric kanye ne-ferroelectric ezisebenza kahle kakhulu ezidume ngezakhiwo zazo ezivelele ze-piezoelectric, ukuzinza kokushisa, kanye nezici ze-optical, okwenza zibe yinto ebalulekile kuma-filters e-surface acoustic wave (SAW), ama-resonator e-bulk acoustic wave (BAW), ama-infrared detectors, kanye nama-optical modulators. I-XKH igxile ku-R&D kanye nokukhiqizwa kwama-ingot e-LiTaO₃ ekhwalithi ephezulu, isebenzisa ubuchwepheshe bokukhula kwekristalu ye-Czochralski (CZ) kanye nobuchwepheshe bokwenza ngcono i-stoichiometric ukuqinisekisa ukuhlangana okuphezulu kwekristalu ngobuningi beziphambeko <500 cm⁻².

I-XKH inikeza ama-ingot e-LiTaO₃ angu-50-150mm ububanzi anezindlela eziningi ze-crystallographic (i-X-cut, i-Y-cut, i-Z-cut), esekela ukwelashwa kwe-doping okwenzelwe wena (i-Mg, i-Zn) kanye ne-poling ukuze kuhlangatshezwane nezidingo ezahlukene zohlelo lokusebenza. I-piezoelectric coefficient yale nto (d₃₃~8 pC/N), i-electromechanical coupling coupling (K²~0.5%), kanye nokushisa kwe-Curie (~600°C) kusungula i-LiTaO₃ njengokukhetha okuhle kwezihlungi zemvamisa ephezulu kanye nezinzwa zezinga lokushisa eliphezulu.

Ukukhiqiza okuhlanganisiwe kuhlanganisa ukuhlanzwa kwezinto zokusetshenziswa, ukukhula kwekristalu, kanye nokucutshungulwa ngokunemba, kunikeza izinsizakalo zokuxhumana ze-5G, ama-electronics abathengi, izinhlelo zokuzivikela, kanye namadivayisi e-photonic. Sinikeza ukubonisana okubanzi kobuchwepheshe, ukuhlolwa kwamasampula, kanye nokwenza ngokwezifiso kweqembu elincane ukuze sinikeze izixazululo ze-LiTaO₃ ezilungiselelwe kahle.

Sithumelele i-imeyili

Izici

Amapharamitha obuchwepheshe

Imininingwane	Okuvamile	Ukunemba Okuphezulu
Izinto zokwakha	Ama-wafer e-LiTaO3(LT)/ LiNbO3	Ama-wafer e-LiTaO3(LT)/LiNbO3
Ukuqondiswa	X-112°Y,36°Y,42°Y±0.5°	X-112°Y,36°Y,42°Y±0.5°
Okufanayo	30″	10''
I-Perpendicular	10′	5'
Ikhwalithi Yomphezulu	40/20	20/10
Ukuhlanekezela Kwamagagasi	λ/4@632nm	λ/8@632nm
Ubuphansi Bendawo	λ/4@632nm	λ/8@632nm
Imbobo Ecacile	>90%	>90%
I-Chamfer	<0.2×45°	<0.2×45°
Ukujiya/Ububanzi Bokubekezelelana	±0.1 mm	±0.1 mm
Ubukhulu obukhulu	ububanzi obungu-150×50mm	ububanzi obungu-150×50mm

I-LiTaO₃ Ingot - Izici Eziyinhloko

1. Ukusebenza Okuphezulu Kwe-Piezoelectric kanye Ne-Acoustic

I-coefficient ephezulu ye-piezoelectric (d₃₃~8 pC/N): Isebenza kahle kakhulu kune-LiNbO₃ (~6 pC/N), ivumela izihlungi ze-SAW/BAW ezivame kakhulu ngokulahlekelwa kokufakwa okuphansi kakhulu (<1.2 dB) kwama-frontend e-5G RF.

Ukuxhumanisa okuqinile kwe-electromechanical (K²~0.5%): Kuthuthukisa i-bandwidth kanye nokusebenza kahle kwezinhlelo zokuxhumana ze-Sub-6GHz kanye ne-mmWave.

2. Ukuzinza Okushisayo Okumangalisayo

Izinga lokushisa eliphezulu le-Curie (600°C): Ligcina ukusebenza kahle kwe-piezoelectric kusuka ku--50°C kuya ku-300°C, okulungele kakhulu ama-electronics ezimoto kanye nezinzwa zezimboni.

I-coefficient yokwandisa ukushisa ephansi (7.5×10⁻⁶/K): Inciphisa ukukhukhuleka kokushisa kumadivayisi anembile.

3. Ukuqina Kokukhanya Nokwekhemikhali

Ukucaca kwe-Broadband (400-5000 nm): Ukudlulisa okungu-70% kwamafasitela e-IR kanye nama-electro-optic modulators.

Ukungasebenzi kahle kwamakhemikhali: Kumelana nama-acid/ama-alkali, afanele ukusetshenziswa emoyeni nasezindaweni eziyingozi.

4. Amakhono Okwenza Ngokwezifiso

Ubunjiniyela bokuqondisa: Ama-ingot asikiwe angu-X/Y/Z (±0.5° ukubekezelelana) wezakhiwo ze-piezoelectric/optical ezenzelwe wena.

Ukwenziwa ngcono kwe-doping: I-Mg-doping yokumelana nomonakalo we-optical; i-Zn-doping yokusabela kwe-piezoelectric okuthuthukisiwe.

I-LiTaO₃ Ingot - Izinhlelo Zokusebenza Eziyinhloko

1. Ukuxhumana kwe-5G kanye ne-RF

Izihlungi ze-SAW/BAW: Nika amandla ukucubungula isignali yemvamisa ephezulu (2-10 GHz), elahlekelwa kancane kuma-smartphone nasezikhungweni eziyisisekelo.

Ama-resonator e-FBAR: Ahlinzeka nge-Q-factor ephezulu (>1000) kuma-oscillator e-RF.

2. Ubuchwepheshe be-Optics kanye ne-Infrared

Amafasitela okuthola i-IR: Sebenzisa ukucaca kwe-broadband ukuze kuthathwe izithombe zokushisa kanye nokuhlola kwezempi.

Ama-modulators e-Electro-optic: Asiza ekuguquleni isignali ye-optical ngesivinini esikhulu kuma-fiber optics.

3. Ukuzwa Kwezimoto Nezimboni

Izinzwa ze-Ultrasonic: Zokusiza ukupaka kanye ne-TPMS, ezimelana nokushisa kwegumbi lenjini.

Izinzwa zokucindezela ezishisa kakhulu: Ukusebenza okuthembekile ekuhloleni uwoyela kanye nokulawula kwezimboni.

4. Ukuvikela kanye Nezindiza

Izihlungi ze-EW: Eziqiniswe ngemisebe yezinhlelo zokuxhumana ze-radar/zezempi.

Izingxenye zokufuna imicibisholo: Ukuzinza kokushisa kuqinisekisa ukuthembeka ezimweni ezimbi kakhulu.

5. Izinto zikagesi zabathengi

Amamojula we-RF frontend: Thuthukisa ukukhetha kwesignali kuma-smartphone.

Izinzwa zasekhaya ezihlakaniphile: Ukulinganisa kwe-Ultrasonic kanye nokuqashelwa kwezimpawu.

Izinzuzo Eziyinhloko Zama-Ingots e-LiTaO₃

1. Ikhwalithi Eyingqayizivele Yekristalu Nokuvumelana
Ama-Ingot e-LiTaO₃ akhiqizwa kusetshenziswa indlela ye-Ta₂O₅ ehlanzekile kakhulu (≥99.999%) kanye nendlela ye-Czochralski (CZ) ethuthukisiwe, okufeza:

Ubuningi obuphansi kakhulu besici (ukuhlukana <500 cm⁻², ukufakwa ≤5/cm³)

Ukwehluka kwe-Axial/radial resistivity <5% (ukuqinisekisa ukuhambisana kwe-batch-to-batch)

Ukunemba kokuqondiswa kwe-X/Y/Z-cut ±0.5° (kuhlangabezana nezidingo zokuvumelana kwesigaba sedivayisi ye-SAW)

2. Ukusebenza Okuphezulu Kwe-Piezoelectric kanye Nokushisa

I-coefficient ephezulu ye-piezoelectric (d₃₃~8 pC/N), ephakeme ngo-30% kune-LiNbO₃, ilungele ukwakheka kwesihlungi se-BAW esisebenza ngesivinini esiphezulu

Izinga lokushisa le-Curie lingu-600°C (ibanga lokusebenza -50~300°C), ligcinwa ezindaweni ezibucayi kakhulu:

I-coefficient yokushisa kwemvamisa (TCF) <|-15ppm/°C|

Ukwehluka kwe-coefficient yokuhlanganisa i-electromechanical (K²) <0.5%

3. Ukwenza Ngokwezifiso Nokuhlanganiswa Ukuguquguquka

I-doping elungisekayo (MgO 0-8mol%):

Ukuphuza utshwala nge-5mol% MgO kwandisa umkhawulo womonakalo we-laser ngokuphindwe ka-10

I-Zn doping ithuthukisa ukulahleka kwe-dielectric ye-microwave (tanδ<0.001 @10GHz)

Ukuhlanganiswa okuhlukahlukene: Kusekela ukulungiswa kwefilimu encane ye-LNOI (LiTaO₃-on-Insulator) kanye nokubopha ngama-chip e-Si/SiN photonic

4. Isiqinisekiso Sokunikezwa Okungakhula

Ubuchwepheshe bokukhiqiza ngobuningi obuyi-intshi eziyi-6 (150mm): ukwehliswa kwezindleko okungu-40% uma kuqhathaniswa no-4-intshi

Ukulethwa okusheshayo: Izindlela ezijwayelekile zokuhlela ezitholakala esitokweni (isikhathi sokuhola samaviki ama-3), zisekela ukwenza ngokwezifiso kweqembu elincane kusukela ku-5kg (umjikelezo wamaviki ama-4)

Izinsizakalo ze-LiTaO₃ Ingot - XKH

1. Ukusebenza Kahle Kwezindleko: Ama-ingot angu-8-intshi anciphisa imfucuza yezinto ezibonakalayo ngo-30% uma kuqhathaniswa nezinye izindlela ezingu-4-intshi, ehlisa izindleko ngeyunithi ngayinye ngo-18%.

2. Amamethrikhi Okusebenza:

I-bandwidth yesihlungi se-SAW: >1.28 GHz (uma kuqhathaniswa ne-0.8 GHz ye-LiTaO3), ibalulekile kuma-band e-5G mmWave.

Ukujikeleza Okushisayo: Kusinda emijikelezweni engu--200–500°C ene-warpage engaphansi kuka-0.05%, eqinisekiswe ekuhlolweni kwezimoto ze-LiDAR.

1. Ukuzinza: Izindlela zokucubungula ezingasetshenziswa kabusha zinciphisa ukusetshenziswa kwamanzi ngo-40% kanye nokusetshenziswa kwamandla ngo-25%.

Isiphetho

Ama-ingot e-LiTaO₃ ayaqhubeka nokuthuthukisa ezokuxhumana kwe-5G, i-photonics, kanye nezinhlelo zokuzivikela ngezakhiwo zawo ezihlukile ze-piezoelectric kanye nokuqina kwemvelo. Ubuchwepheshe bethu bezinto ezibonakalayo, ukukhiqizwa okunwebekayo, kanye nokusekelwa kobunjiniyela bezinhlelo zokusebenza kusibeka njengomlingani okhethwayo wezinhlelo ze-elekthronikhi ezithuthukisiwe.