Ama-Ingots e-LiNbO₃e-Mg-Doped 45°Z-Cut 64°Y-Cut Orientations ezinhlelo zokuxhumana ze-5G/6G

Incazelo emfushane:

I-LiNbO3 Ingot (i-Lithium Niobate Crystal Ingot) iyinto eyisisekelo kwezobuchwepheshe be-optoelectronics obuthuthukisiwe kanye ne-quantum, edume ngama-coefficient ayo ahlukile e-electro-optic (γ₃₃= 30.9 pm/V), ububanzi obubanzi bokucaca (400–5,200 nm), kanye nokushisa okuphezulu kwe-Curie (1210°C). Ngokungafani nezinto ezivamile ezisekelwe ku-silicon, ama-ingot e-LiNbO3 avumela ukucutshungulwa kwesignali yemvamisa ephezulu kanye nokwakhiwa kwe-waveguide enkulu ye-aperture, okwenza kube yinto ebalulekile ekuxhumaneni kwe-5G/6G, i-quantum photonics, kanye nokuzwa kwezimboni. Intuthuko yakamuva ekuhlanganisweni okungafani (isb., ama-wafer ahlanganisiwe asekelwe ku-Si) kanye nokunciphisa amaphutha (isb., i-Mg doping) ikhulise kakhulu ukusebenza kwayo ezindaweni ezibucayi, njengezinzwa zokushisa okuphezulu (>400°C) kanye nezinhlelo zezindiza eziqiniswe ngemisebe.

Sithumelele i-imeyili

Izici

Amapharamitha obuchwepheshe

Isakhiwo sekristalu	I-Hexagonal
I-Lattice engaguquki	a = 5.154 Å c = 13.783 Å
Mp	1650 o C
Ubuningi	7.45 g / cm3
Izinga lokushisa le-Curie	610 o C
Ubulukhuni	5.5 - 6 Mohs
I-coefficient yokwandisa ukushisa	aa = 1.61 x 10 -6 / k ac = 4.1 x 10 -6 / k
Ukumelana	1015 Wm
Imvume	es11 / e0: 39 ~ 43 es33 / e0: 42 ~ 43 et11 / e0: 51 ~ 54 et11 / e0: 43 ~ 46
Umbala	Akukho mbala
Ngokusebenzisa uhla lwe	0.4 ~ 5.0 um
Inkomba yokuguqulwa kwesimo	cha = 2.176 ne = 2.180 @ 633 nm

Izici Eziyinhloko Zobuchwepheshe

I-LiNbO3 Ingot ibonisa uhlu lwezakhiwo ezinhle kakhulu:

1. Ukusebenza kwe-Electro-Optic:

I-Coefficient Engaqondile Ephakeme: d₃₃= 34.4 pm/V, okuvumela ukukhiqizwa kwe-second harmonic okusebenzayo (SHG) kanye ne-optical parametric oscillation (OPO) yemithombo ye-infrared elungisekayo.

Ukudluliselwa kwe-Broadband: Ukumuncwa okuncane ku-spectrum ebonakalayo (α < 0.1 dB/cm ku-1550 nm), okubalulekile kuma-amplifier optical e-C-band kanye nokuguqulwa kwemvamisa ye-quantum.

2. Ukuqina Kwemishini Nokushisa:

Ukwanda Okuphansi Kokushisa: I-CTE = 14.4×10⁻⁶/K (i-axis), okuqinisekisa ukuhambisana ne-silicon substrates kumasekethe e-hybrid photonic.

Impendulo Ephakeme Ye-Piezoelectric: g₃₃> 20 mV/m, ilungele izihlungi ze-surface acoustic wave (SAW) ezinhlelweni ze-5G mmWave.

3. Ukulawula Amaphutha:

Ubuningi be-Micropipe: <0.1 cm⁻² (izingcezu ezingu-8-intshi), eziqinisekiswe nge-synchrotron X-ray diffraction.

Ukumelana Nemisebe: Ukuphambuka okuncane kwe-lattice ngaphansi kwamasimu kagesi ayi-100 kV/cm, okuqinisekiswe ekuhlolweni kwebanga lezindiza.

Izicelo Ezihlelekile

I-LiNbO3 Ingot iqhuba ukusungula izinto ezintsha kuzo zonke izizinda ezisezingeni eliphezulu:

1. Ama-Quantum Photonics:

Imithombo Ye-Single-Photon: Isebenzisa ukuguqulwa okungewona oqondile phansi, i-LiNbO3 ivumela ukukhiqizwa kwe-photon pair ehlanganisiwe yezinhlelo zokusabalalisa ukhiye we-quantum (QKD).

Inkumbulo ye-Quantum: Ukuhlanganiswa nemicu efakwe i-Er³⁺kufinyelela ukusebenza kahle kwesitoreji okungu-30% ku-1530 nm, okubaluleke kakhulu kumanethiwekhi e-quantum akude.

2. Izinhlelo ze-Optoelectronic:

Ama-Modulators Esivinini Esiphezulu: I-X-cut LiNbO3 ifinyelela umkhawulokudonsa ongu-40 GHz ngokulahlekelwa kokufakwa okungu-<1 dB, okwenza i-LiTaO3 isebenze kahle kakhulu kuma-transceivers e-optical angu-400G.

Ukuphindaphinda Kabili Kwe-Laser: I-LiNbO3 ene-Mg (umkhawulo ongu-6%) yehlisa umonakalo we-photorefractive, okwenza kube nokuguqulwa okuzinzile okungu-1064 nm → 532 nm ezinhlelweni ze-LiDAR.

3. Ukuzwa Kwezimboni:

Izinzwa Zokucindezela Ezinokushisa Okuphezulu: Zisebenza njalo ku-600°C, zisebenzisa i-piezoelectric resonance yokuqapha amapayipi kawoyela/igesi.

Ama-Transformer Amanje: I-Fe/Mg co-doping ithuthukisa ukuzwela (0.1% FS) kuzinhlelo zokusebenza zegridi ehlakaniphile.

Izinsizakalo Nezixazululo ze-XKH

Izinsizakalo zethu ze-LiNbO3 Ingot zenzelwe ukukhuliswa nokunemba:

1. Ukwenziwa Ngokwezifiso:

Izinketho Zosayizi: Ama-ingot angu-3–8-intshi ane-geometri ye-X/Y/Z kanye ne-42°Y-cut, ukubekezelelana kwe-angular okungu-±0.01°.

Ukulawulwa Kokusebenzisa Imithi: Ukusebenzisa i-Fe/Mg ngokuhlanganyela ngendlela ye-Czochralski (ibanga lokuhlushwa 10¹⁶–10¹⁹ cm⁻³) ukuze kuthuthukiswe ukumelana nokukhanya kwelanga.

2. Ukucubungula Okuthuthukisiwe:

Ukuhlanganiswa Okuhlukahlukene: Ama-wafer e-Si-LN ahlanganisiwe (ubukhulu obungu-300–600 nm) anokushisa okufika ku-8.78 W/m·K kwezihlungi ze-SAW ezisebenza ngesivinini esiphezulu.

Ukwakhiwa kwe-Waveguide: Amasu okushintshaniswa kwe-Proton (PE) kanye nokushintshaniswa kwe-proton reverse (RPE) akhiqiza ama-submicron waveguide (Δn >0.7) kuma-modulators e-electro-optic angu-40 GHz.

3. Ukuqinisekiswa Kwekhwalithi:

Ukuhlolwa Kokuphela: I-Raman spectroscopy (ukuqinisekiswa kwe-polytype), i-XRD (i-crystallinity), kanye ne-AFM (i-surface morphology) kuqinisekisa ukuhambisana ne-MIL-PRF-4520J kanye ne-JEDEC-033.

Ukuthunyelwa Kwezinto Zomhlaba Wonke: Ukuthunyelwa okulawulwa amazinga okushisa (±0.5°C) kanye nokulethwa okuphuthumayo kwamahora angu-48 kulo lonke elase-Asia-Pacific, eYurophu, naseNyakatho Melika.

Izinzuzo Zokuncintisana

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

I-LiNbO3 Ingot isalokhu iyinto ekhethwayo ye-optoelectronics yesizukulwane esilandelayo, ihlanganisa ukusebenza okungenakuqhathaniswa kwe-electro-optic nokuthembeka kwesigaba sezimboni. Kusukela ku-quantum computing kuya ekuxhumaneni kwe-6G, ukuguquguquka kwayo kanye nokusabalala kwayo kuyibeka njengesikhuthazo esibalulekile sobuchwepheshe besikhathi esizayo. Bambisana nathi ukuze sisebenzise i-doping esezingeni eliphezulu, ukunciphisa amaphutha, kanye nezixazululo zokuhlanganisa ezingafani ezenzelwe izidingo zakho zohlelo lokusebenza.