Ii-Mg-Doped LiNbO₃Ingots 45°Z-Cut 64°Y-Cut Orientations ze-5G/6G Communication Systems

Inkcazo emfutshane:

I-LiNbO3 Ingot (iLithium Niobate Crystal Ingot) sisixhobo esibalulekileyo kwi-optoelectronics eziphambili kunye netekhnoloji ye-quantum, eyaziwa ngee-coefficients zayo ezibalaseleyo ze-electro-optic (γ₃₃= 30.9 pm/V), uluhlu olubanzi lokucaca (400–5,200 nm), kunye nobushushu obuphezulu beCurie (1210°C). Ngokungafaniyo nezixhobo zesiqhelo ezisekelwe kwi-silicon, ii-ingots ze-LiNbO3 zivumela ukucutshungulwa kwesignali ye-high-frequency kunye nokuveliswa kwe-waveguide enkulu ye-aperture, okwenza ukuba zibe yimfuneko kunxibelelwano lwe-5G/6G, i-quantum photonics, kunye nokubona imboni. Uphuhliso lwakutshanje ekuhlanganisweni okungafaniyo (umz., ii-wafers ezidityanisiweyo ezisekelwe kwi-Si) kunye nokunciphisa iziphene (umz., i-Mg doping) zandise ngakumbi ukusebenza kwayo kwiindawo ezigqithisileyo, ezifana neenzwa zobushushu obuphezulu (>400°C) kunye neenkqubo ze-aerospace eziqiniswe ngemitha.

Thumela i-imeyile kuthi

Iimbonakalo

Iiparameter zobugcisa

Ulwakhiwo lwekristale	I-Hexagonal
I-Lattice constant	a = 5.154 Å c = 13.783 Å
Mp	1650 o C
Uxinano	7.45 g / cm3
Ubushushu beCurie	610 o C
Ukuqina	5.5 - 6 Mohs
I-coefficient yokwandiswa kobushushu	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	Akukho mbala
Ngokusebenzisa uluhlu lwe	0.4 ~ 5.0 um
Isalathiso sokungaguquki	akukho = 2.176 ne = 2.180 @ 633 nm

Iimpawu zoBugcisa eziPhambili

I-LiNbO3 Ingot ibonisa uluhlu lweepropati ezibalaseleyo:

1. Ukusebenza kwe-Electro-Optic:

I-Coefficient ephezulu engeyiyo i-linear: d₃₃= 34.4 pm/V, evumela ukuveliswa kwe-harmonic yesibini esebenzayo (SHG) kunye ne-optical parametric oscillation (OPO) kwimithombo ye-infrared ehlengahlengiswayo.

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

2. Ukuqina koomatshini kunye nobushushu:

Ukwandiswa kobushushu obuphantsi: CTE = 14.4×10⁻⁶/K (a-axis), ukuqinisekisa ukuhambelana ne-silicon substrates kwiisekethe ze-hybrid photonic.

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

3. Ulawulo olupheleleyo lweziphene:

Uxinano lweMicropipe: <0.1 cm⁻² (ii-ingots ezi-8-intshi), ziqinisekiswe nge-synchrotron X-ray diffraction.

Ukumelana nemitha: Ukuphazamiseka okuncinci kwelathisi phantsi kwamasimi ombane e-100 kV/cm, okuqinisekiswe kuvavanyo lwe-aerospace-grade.

Izicelo zoBuchule

I-LiNbO3 Ingot iqhuba ubugcisa kwiinkalo eziphambili:

1. Iifoto zeQuantum:

Imithombo yeFoton enye: Isebenzisa ukuguqulwa okungaphantsi komgca, iLiNbO3 ivumela ukuveliswa kwesibini sefoton esidibeneyo kwiinkqubo zokusasazwa kwezitshixo ze-quantum (QKD).

Imemori yeQuantum: Ukuhlanganiswa neefayibha ezifakwe i-Er³⁺kufezekisa ukusebenza kakuhle kwe-30% yokugcina kwi-1530 nm, nto leyo ebaluleke kakhulu kwiinethiwekhi zequantum ezikude.

2. Iinkqubo ze-Optoelectronic:

IiModulators zesantya esiphezulu: I-X-cut LiNbO3 ifikelela kwi-bandwidth ye-40 GHz enelahleko yokufakelwa ye-<1 dB, iphumelela ngaphezu kweLiTaO3 kwii-transceivers ze-optical ze-400G.

Ukuphinda-phinda kweLaser Frequency: I-LiNbO3 ene-Mg (umda we-6%) inciphisa umonakalo we-photorefractive, ivumela ukuguqulwa okuzinzileyo kwe-1064 nm → 532 nm kwiinkqubo zeLiDAR.

3. Ukuqonda kwezeMizi-mveliso:

IiSensors zoxinzelelo lobushushu obuphezulu: Zisebenza rhoqo kwi-600°C, zisebenzisa i-piezoelectric resonance ukujonga imibhobho yeoyile/igesi.

IiTransformers zangoku: I-Fe/Mg co-doping iphucula uvakalelo (0.1% FS) kwizicelo zegridi ekrelekrele.

Iinkonzo ze-XKH kunye nezisombululo

Iinkonzo zethu ze-LiNbO3 Ingot zenzelwe ukukhulisa nokuchonga:

1. Ukwenziwa ngokwezifiso:

Iinketho zobungakanani: Ii-ingots ezi-3–8-intshi ezine-X/Y/Z-cut kunye ne-42°Y-cut geometries, ±0.01° ukunyamezelana kwe-angular.

Ulawulo lokuDopa: UDopation kunye neFe/Mg ngendlela yeCzochralski (uluhlu loxinaniso 10¹⁶–10¹⁹ cm⁻³) ukuze kuphuculwe ukumelana ne-photorefractive.

2. Ukucubungula Okuphambili:

Ukuhlanganiswa Okungafaniyo: Ii-wafers ze-Si-LN ezidityanisiweyo (ubude obuyi-300–600 nm) ezinobushushu obufikelela kwi-8.78 W/m·K kwiifilitha ze-SAW ezisebenzisa i-frequency ephezulu.

Ukwenziwa kwe-Waveguide: Iindlela ze-Proton exchange (PE) kunye ne-reverse proton exchange (RPE) zivelisa i-submicron waveguides (Δn >0.7) kwii-40 GHz electro-optic modulators.

3. Uqinisekiso loMgangatho:

Uvavanyo oluvela ekupheleni: I-Raman spectroscopy (ukuqinisekiswa kwe-polytype), i-XRD (i-crystallinity), kunye ne-AFM (i-surface morphology) ziqinisekisa ukuthotyelwa kwe-MIL-PRF-4520J kunye ne-JEDEC-033.

Uthutho lweHlabathi: Ukuthunyelwa okulawulwa bubushushu (±0.5°C) kunye nokuhanjiswa okungxamisekileyo iiyure ezingama-48 kulo lonke elaseAsia-Pacific, eYurophu, naseMntla Melika.

Iingenelo zoKhuphiswano

1. Ukusebenza kakuhle kweendleko: Ii-ingots ezi-8-intshi zinciphisa inkunkuma yezinto ezibonakalayo ngama-30% xa kuthelekiswa nezinye iindlela ezi-4-intshi, zinciphisa iindleko zeyunithi nganye nge-18%.

2. IiMetriki zoKusebenza:

I-bandwidth yesihluzo se-SAW: >1.28 GHz (xa kuthelekiswa ne-0.8 GHz ye-LiTaO3), ibalulekile kwiibhendi ze-5G mmWave.

Ukujikeleza ngebhayisekile yobushushu: Iyasinda kwimijikelo ye--200–500°C ene-warpage engaphantsi kwe-0.05%, eqinisekisiweyo kuvavanyo lwe-LiDAR yeemoto.

1. Uzinzo: Iindlela zokucubungula eziphinda zisetyenziswe zinciphisa ukusetyenziswa kwamanzi ngama-40% kunye nokusetyenziswa kwamandla ngama-25%.

Isiphelo

I-LiNbO3 Ingot isasele iyinto ekhethwayo kwi-optoelectronics yesizukulwana esilandelayo, idibanisa ukusebenza kwe-electro-optic okungenakuthelekiswa nanto kunye nokuthembeka kweshishini. Ukusuka kwi-quantum computing ukuya kunxibelelwano lwe-6G, ukuguquguquka kwayo kunye nokuguquguquka kwayo kuyibeka njengesixhasi esibalulekileyo setekhnoloji yexesha elizayo. Sebenzisana nathi ukuze usebenzise i-doping yanamhlanje, ukunciphisa iziphene, kunye nezisombululo zokudibanisa ezahlukeneyo ezilungiselelwe iimfuno zakho zesicelo.