LiTaO₃ Li-Ingots 50mm – 150mm Bophara X/Y/Z-Tshekamelo ea ho Khaola ±0.5° Mamello
Litekanyetso tsa tekheniki
Tlhaloso | Tloaelo | Ho nepahala ho Hoholo |
Lisebelisoa | Li-wafer tsa LiTaO3(LT)/ LiNbO3 | Li-wafer tsa LiTaO3(LT)/LiNbO3 |
Boikutlo | X-112°Y,36°Y,42°Y±0.5° | X-112°Y,36°Y,42°Y±0.5° |
Ho bapa le e 'ngoe | 30″ | 10'' |
E otlolohileng | 10′ | 5' |
Boleng ba bokaholimo | 40/20 | 20/10 |
Ho sotha ha maqhubu | λ/4@632nm | λ/8@632nm |
Bokaholimo bo bataletseng | λ/4@632nm | λ/8@632nm |
Lesoba le hlakileng | >90% | >90% |
Chamfer | <0.2×45° | <0.2×45° |
Botenya/Bophara ba Mamello | ± 0.1 mm | ± 0.1 mm |
Litekanyo tse phahameng ka ho fetisisa | dia150×50mm | dia150×50mm |
LiTaO₃ Ingot - Litšobotsi tsa Bohlokoa
1. Tshebetso e Phahameng ya Piezoelectric le Acoustic
Koefficient e phahameng ea piezoelectric (d₃₃~8 pC/N): E sebetsa hantle ho feta LiNbO₃ (~6 pC/N), e nolofalletsang li-filter tsa SAW/BAW tse nang le maqhubu a phahameng ka tahlehelo e tlase haholo ea ho kenya (<1.2 dB) bakeng sa li-frontend tsa 5G RF.
Khokahano e matla ea motlakase (K²~0.5%): E ntlafatsa bandwidth le bokhoni bakeng sa litsamaiso tsa puisano tsa Sub-6GHz le mmWave.
2. Botsitso bo ikhethang ba Thermal
Mocheso o Phahameng oa Curie (600°C): E boloka ts'ebetso e tsitsitseng ea piezoelectric ho tloha ho -50°C ho isa ho 300°C, e loketse lisebelisoa tsa elektroniki tsa likoloi le li-sensor tsa indasteri.
Koefficient e tlase ea katoloso ea mocheso (7.5×10⁻⁶/K): E fokotsa ho sisinyeha ha mocheso lisebelisoa tse nepahetseng.
3. Matla a Optical le a Khemik'hale
Ponaletso ea broadband (400-5000 nm): Phetiso ea >70% bakeng sa lifensetere tsa IR le li-electro-optic modulator.
Ho se phele ha lik'hemik'hale: E hanela li-acid/alkaline, e loketse lits'ebetso tsa sefofane le tsa tšireletso libakeng tse thata.
4. Bokgoni ba ho Itlhophisa
Boenjiniere ba ho shebana le maemo: Li-ingot tse khaotsoeng tsa X/Y/Z (mamello ea ±0.5°) bakeng sa thepa ea piezoelectric/optical e etselitsoeng uena.
Ntlafatso ea doping: Ho sebelisa Mg-doping bakeng sa ho hanyetsa tšenyo ea mahlo; ho sebelisa Zn-doping bakeng sa karabelo e ntlafalitsoeng ea piezoelectric.
LiTaO₃ Ingot - Likopo tsa mantlha
1. 5G le Dikgokahano tsa RF
Lifilthara tsa SAW/BAW: Kenya tshebetsong matshwao a maqhubu a phahameng (2-10 GHz), a tahlehelo e tlase difounong tse bohlale le diteisheneng tsa motheo.
Li-resonator tsa FBAR: Li fana ka Q-factor e phahameng (>1000) bakeng sa li-oscillator tsa RF.
2. Mahlale a Optics le Infrared
Lifensetere tsa ho lemoha IR: Sebelisa ponaletso ea broadband bakeng sa ho nka litšoantšo tsa mocheso le ho hlahloba sesole.
Li-modulator tsa electro-optic: Ho nolofatsa phetoho ea lets'oao la optical ka lebelo le phahameng ho fiber optics.
3. Temoho ea Likoloi le Liindasteri
Li-sensor tsa Ultrasonic: Bakeng sa thuso ea ho paka le TPMS, tse mamellang mocheso oa karolo ea enjene.
Li-sensor tsa khatello ea mocheso o phahameng: Tshebetso e tšepahalang ho phuputsong ea oli le taolong ea indasteri.
4. Tšireletso le Lifofane
Lisefe tsa EW: Li thatafalitsoe ke mahlaseli bakeng sa litsamaiso tsa radar/puisano tsa sesole.
Likarolo tsa ho batla dimisaele: Ho tsitsa ha mocheso ho netefatsa ho tshepahala maemong a feteletseng.
5. Lisebelisoa tsa Elektroniki tsa Bareki
Dimojule tsa RF frontend: Ntlafatsa kgetho ya letshwao ho di-smartphone.
Li-sensor tse bohlale tsa lapeng: Ho lekanya boholo ba ultrasound le ho lemoha boitšisinyo.
Melemo ea Bohlokoa ea LiTaO₃ Ingots
1. Boleng bo Ikhethang ba Crystal le ho Tsitsisa
LiTaO₃ Li-ingots li etsoa ka ho sebelisa Ta₂O₅ (≥99.999%) e hloekileng haholo le mokhoa o ntlafalitsoeng oa Czochralski (CZ), o fihlelang:
Botenya ba sekoli bo tlase haholo (dislocations <500 cm⁻², inclusions ≤5/cm³)
Phapang ea ho hanyetsa mahlaseli a motlakase <5% (ho netefatsa botsitso ba sehlopha ho sehlopha)
Ho nepahala ha tataiso ea X/Y/Z ± 0.5° (ho fihlela litlhoko tsa ho lumellana ha mohato oa sesebelisoa sa SAW)
2. Tshebetso e Phahameng ea Piezoelectric le Thermal
Koefficient e phahameng ea piezoelectric (d₃₃~8 pC/N), e phahame ka 30% ho feta LiNbO₃, e loketse moralo oa sefe ea BAW e nang le maqhubu a phahameng
Mocheso oa Curie 600°C (sebaka sa ts'ebetso -50~300°C), o bolokiloeng libakeng tse feteletseng:
Koefficient ea mocheso oa maqhubu (TCF) <|-15ppm/°C|
Phapang ea coefficient ea ho kopanya ea electromechanical (K²) <0.5%
3. Ho Itlhophisa le ho Tenyetseha ha Kopanyo
Doping e ka fetoloang (MgO 0-8mol%):
Ho sebelisa doping ea 5mol% MgO ho eketsa moeli oa tšenyo ea laser ka makhetlo a 10
Ho sebelisa Zn doping ho ntlafatsa tahlehelo ea dielectric ea microwave (tanδ<0.001 @10GHz)
Ho kopanngoa ha mefuta e fapaneng: E tšehetsa ho lokisoa ha filimi e tšesaane ea LNOI (LiTaO₃-on-Insulator) le ho hokahanngoa le li-chip tsa photonic tsa Si/SiN
4. Netefatso ea Phepelo e ka Atolosoang
Theknoloji ea tlhahiso ea boima ba lisenthimithara tse 6 (150mm): phokotso ea litšenyehelo ka 40% ha e bapisoa le lisenthimithara tse 4
Phano e potlakileng: Mekhoa e tloaelehileng e fumanehang ho tsoa setokong (nako ea libeke tse 3 ea ho etella pele), e tšehetsa ho iketsetsa sehlopha se senyenyane ho tloha ho 5kg (potoloho ea libeke tse 4)
LiTaO₃ Ingot - Litšebeletso tsa XKH
1. Bokgoni ba Ditjeo: Di-ingot tsa di-inch tse 8 di fokotsa ditshila tsa thepa ka 30% ha di bapiswa le mefuta e meng ya di-inch tse 4, di fokotsa ditjeo ka yuniti ka 18%.
2. Litekanyo tsa Tshebetso:
Bandwidth ea SAW Filter: >1.28 GHz (ha ho bapisoa le 0.8 GHz bakeng sa LiTaO3), ea bohlokoa bakeng sa lihlopha tsa 5G mmWave.
Ho Potoloha ha Thermal: E pholoha lipotoloho tsa -200–500°C ka warpage e ka tlase ho 0.05%, e netefalitsoeng litekong tsa LiDAR tsa likoloi.
1. Botsitso: Mekhoa ea ts'ebetso e ka sebelisoang hape e fokotsa tšebeliso ea metsi ka 40% le tšebeliso ea matla ka 25%.
Qetello
Li-ingots tsa LiTaO₃ li ntse li tsoela pele ho khanna boqapi puisanong ea 5G, photonics, le litsamaiso tsa ts'ireletso ka thepa ea tsona e ikhethang ea piezoelectric le ho mamella tikoloho. Botsebi ba rona ba thepa, tlhahiso e ka atolosoang, le tšehetso ea boenjiniere ba lits'ebetso li re beha boemong ba molekane ea khethiloeng bakeng sa litsamaiso tse tsoetseng pele tsa elektroniki.









