IMg-Doped LiNbO₃Ingots 45°Z-Sika 64°Y-Cut Orientation for 5G/6G Communication Systems

IMg-Doped LiNbO₃Ingots 45°Z-Sika 64°Y-Cut Orientation for 5G/6G Iinkqubo zoNxibelelwano oFanekiweyo

Inkcazelo emfutshane:

I-LiNbO3 Ingot (i-Lithium Niobate Crystal Ingot) sisiseko sembombo kwi-optoelectronics ephezulu kunye nobuchwepheshe be-quantum, eyaziwa ngokuba yi-coefficients ekhethekileyo ye-electro-optic (γ₃₃= 30.9 pm / V), uluhlu olubanzi lwe-transparency (400-5, kunye ne-200 nC), i-Curie ephezulu ye-C. Ngokungafaniyo nezixhobo eziqhelekileyo ezisekelwe kwi-silicon, ii-ingots ze-LiNbO3 zenza ukuba i-high-frequency signal processing isebenze kunye ne-aperture-aperture waveguide fabrication, ezenza zibe yimfuneko kunxibelelwano lwe-5G / 6G, i-quantum photonics, kunye ne-industrial sensing. Inkqubela phambili yakutsha nje kuhlanganiso olwahlukileyo (umzekelo, iiwafa ezihlanganisiweyo ezisekelwe kwi-Si) kunye nokunciphisa isiphene (umzekelo, i-Mg doping) iye yandisa ngakumbi ukusebenza kwayo kwiindawo ezingqongileyo ezigqithisileyo, ezifana nobushushu obuphezulu (>400°C) izinzwa kunye neenkqubo zombhobho owenziwe lukhuni ngemitha.

Thumela i-imeyile kuthi

Iimbonakalo

Iiparamitha zobugcisa

Ubume beCrystal	Hexagonal
I-Lattice rhoqo	a = 5.154 Å c = 13.783 Å
Mp	1650 oC
Ukuxinana	7.45 g / cm3
Ubushushu beCurie	610 oC
Ukuqina	5.5 - 6 Mohs
I-coefficient yokwandisa i-Thermal	aa = 1.61 x 10 -6 / k ac = 4.1 x 10 -6 / k
Ukuxhathisa	1015 Wm
Imvume	es11 / e0: 39 ~ 43 es33 / e0: 42 ~ 43 et11 / e0: 51 ~ 54 et11 / e0: 43 ~ 46
Umbala	Ayinambala
Ngoluhlu lwe	0.4 ~ 5.0 um
Isalathiso se-refraction	akukho = 2.176 ne = 2.180 @ 633 nm

Iimpawu zobuGcisa eziphambili

I-LiNbO3 Ingot ibonisa uluhlu lweepropati eziphezulu:

1. Ukusebenza kwe-Electro-Optic:

I-Coefficient ye-High Nonlinear Coefficient: d₃₃= 34.4 pm/V, eyenza isizukulwana sesibini se-harmonic (SHG) kunye ne-optical parametric oscillation (OPO) kwimithombo ye-infrared esebenzayo.

Ukuhanjiswa kwe-Broadband: Ukufunxa okuncinci kwi-spectrum ebonakalayo (α <0.1 dB/cm kwi-1550 nm), ibaluleke kakhulu kwi-C-band amplifiers optical, kunye nokuguqulwa kwe-quantum frequency.

2. Oomatshini kunye nokomelela kweThermal:

Ukwandiswa kwe-Thermal ephantsi: i-CTE = 14.4 × 10⁻⁶/K (i-a-axis), iqinisekisa ukuhambelana ne-silicon substrates kwiisekethe ze-photonic hybrid.

Impendulo yePiezoelectric ephezulu: g₃₃> 20 mV / m, ilungele izihlungi ze-surface acoustic wave (SAW) kwiinkqubo ze-5G mmWave.

3. Ulawulo lwesiphene:

Uxinaniso lweMibhobho: <0.1 cm⁻²(i-ingots ezi-8-intshi), iqinisekiswe nge-synchrotron X-ray diffraction .

Ukumelana neRadiation: Ukugqwethwa kwelathisi encinci phantsi kwe-100 kV/cm imimandla yombane, eqinisekisiweyo kuvavanyo lwebakala le-aerospace.

Ukusetyenziswa kobuchule

I-LiNbO3 i-Ingot iqhuba izinto ezintsha kuyo yonke imimandla enomda:

1. I-Quantum Photonics:

Imithombo ye-Photon enye: I-Leveraging nonlinear down-conversion, i-LiNbO3 yenza i-entangled photon pair generation for quantum key distribution (QKD) iinkqubo.

Inkumbulo ye-Quantum: Ukudityaniswa kunye ne-Er³⁺-doped fibers kuphumelela i-30% yokugcina ugcino kwi-1530 nm, ibaluleke kakhulu kuthungelwano lomgama omde.

2. Iinkqubo ze-Optoelectronic:

I-Speed-Speed Modulators: I-X-cut LiNbO3 ifezekisa i-40 GHz i-bandwidth kunye ne-<1 dB ilahleko yokufaka, ukugqithisa i-LiTaO3 kwi-400G i-transceivers optical.

I-Laser Frequency Doubling: I-Mg-doped LiNbO3 (i-6% threshold) inciphisa umonakalo we-photorefractive, ivumela i-1064 nm ezinzileyo → i-532 nm ukuguqulwa kwiinkqubo ze-LiDAR.

3. Uluvo lwezoShishino:

I-High-Temperature Pressure Sensors: Isebenza ngokuqhubekayo kwi-600 ° C, i-resonance piezoelectric resonance yokubeka iliso kwimibhobho yeoli / yegesi.

Iinguqu zangoku: I-Fe/Mg co-doping iphucula ubuntununtunu (0.1% FS) kwi-smart grid applications.

Iinkonzo ze-XKH nezisombululo

Iinkonzo zethu ze-LiNbO3 ze-Ingot zenzelwe ukulinganisa kunye nokuchaneka:

1. Ukwenziwa ngokweSiko:

Iinketho zobungakanani: ii-ingots ezi-3-8-intshi ezine-X/Y/Z-cut kunye ne-42°Y-cutgeometries, ±0.01° ukunyamezela i-angular.

Ulawulo lwe-Doping: I-Fe/Mg co-doping kusetyenziswa indlela ye-Czochralski(uluhlu loxinaniso 10¹⁶–10¹⁹ cm⁻³) ukuze kunyuswe ukuxhathisa i-photorefractive.

2. Uqhubekeko oluPhezulu:

Ukudityaniswa kwe-Heterogeneous: Ii-wafers ezidibeneyo ze-Si-LN (300-600 nm ubukhulu) kunye ne-thermal conductivity ukuya kwi-8.78 W / m·K yezihluzo eziphezulu ze-SAW.

I-Waveguide Fabrication: I-Proton exchange (PE) kunye ne-reverse proton exchange (RPE) ubuchule bokuvelisa i-submicron waveguides (Δn > 0.7) ye-40 GHz i-electro-optic modulators.

3. UQinisekiso loMgangatho:

Ukuvavanywa kokuphela kokuphela: I-Raman spectroscopy (ukuqinisekiswa kwe-polytype), i-XRD (i-crystallinity), kunye ne-AFM (i-morphology yobuso) iqinisekisa ukuthotyelwa kwe-MIL-PRF-4520J kunye ne-JEDEC-033.

I-Global Logistics: Ukuhanjiswa okulawulwa ngubushushu (± 0.5 ° C) kunye neyure ye-48 yokuhanjiswa ngokukhawuleza kwi-Asia-Pacific, iYurophu, kunye noMntla Melika.

Iingenelo zokukhuphisana

1. Iindleko zokuSebenza: i-8-intshi i-ingots inciphisa inkunkuma yezinto eziphathekayo nge-30% xa kuthelekiswa nezinye iindlela ze-intshi ezi-4, ukunciphisa iindleko zeyunithi nganye nge-18%.

2. Iimetriki zoMsebenzi:

I-SAW Filter Bandwidth: > 1.28 GHz (vs. 0.8 GHz yeLiTaO3), ibaluleke kakhulu kwiibhendi ze-5G mmWave.

I-Thermal Cycling: Ukusinda -200-500 ° C imijikelezo kunye <0.05% ye-warpage, eqinisekisiwe kuvavanyo lwe-automotive LiDAR.

1. Uzinzo: Iindlela zokusetyenzwa kwakhona zicutha ukusetyenziswa kwamanzi ngama-40% kunye nokusetyenziswa kwamandla ngama-25%.

Ukuqukumbela

I-LiNbO3 Ingot ihlala iyinto ekhethiweyo ye-optoelectronics yesizukulwana esilandelayo, ukudibanisa ukusebenza okungafaniyo kwe-electro-optic kunye nokuthembeka kwe-industrial-grade. Ukusuka kwi-quantum computing ukuya kunxibelelwano lwe-6G, ukuguquguquka kwayo kunye nokulinganisa ukubekeka njengento ebalulekileyo yokwenza ubugcisa bexesha elizayo. Sebenzisana nathi ukonyusa idoping-edge-edge, ukunciphisa isiphene, kunye nezisombululo ezidityanisiweyo zokudibanisa ezilungiselelwe iimfuno zakho zesicelo.